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vendor/symfony/translation/Tests/Catalogue/AbstractOperationTest.php

@@ -0,0 +1,74 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Translation\Tests\Catalogue;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\Translation\MessageCatalogue;
+use Symfony\Component\Translation\MessageCatalogueInterface;
+
+abstract class AbstractOperationTest extends TestCase
+{
+    public function testGetEmptyDomains()
+    {
+        $this->assertEquals(
+            [],
+            $this->createOperation(
+                new MessageCatalogue('en'),
+                new MessageCatalogue('en')
+            )->getDomains()
+        );
+    }
+
+    public function testGetMergedDomains()
+    {
+        $this->assertEquals(
+            ['a', 'b', 'c'],
+            $this->createOperation(
+                new MessageCatalogue('en', ['a' => [], 'b' => []]),
+                new MessageCatalogue('en', ['b' => [], 'c' => []])
+            )->getDomains()
+        );
+    }
+
+    public function testGetMessagesFromUnknownDomain()
+    {
+        $this->expectException('InvalidArgumentException');
+        $this->createOperation(
+            new MessageCatalogue('en'),
+            new MessageCatalogue('en')
+        )->getMessages('domain');
+    }
+
+    public function testGetEmptyMessages()
+    {
+        $this->assertEquals(
+            [],
+            $this->createOperation(
+                new MessageCatalogue('en', ['a' => []]),
+                new MessageCatalogue('en')
+            )->getMessages('a')
+        );
+    }
+
+    public function testGetEmptyResult()
+    {
+        $this->assertEquals(
+            new MessageCatalogue('en'),
+            $this->createOperation(
+                new MessageCatalogue('en'),
+                new MessageCatalogue('en')
+            )->getResult()
+        );
+    }
+
+    abstract protected function createOperation(MessageCatalogueInterface $source, MessageCatalogueInterface $target);
+}

vendor/symfony/translation/Tests/Catalogue/MergeOperationTest.php

@@ -0,0 +1,83 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Translation\Tests\Catalogue;
+
+use Symfony\Component\Translation\Catalogue\MergeOperation;
+use Symfony\Component\Translation\MessageCatalogue;
+use Symfony\Component\Translation\MessageCatalogueInterface;
+
+class MergeOperationTest extends AbstractOperationTest
+{
+    public function testGetMessagesFromSingleDomain()
+    {
+        $operation = $this->createOperation(
+            new MessageCatalogue('en', ['messages' => ['a' => 'old_a', 'b' => 'old_b']]),
+            new MessageCatalogue('en', ['messages' => ['a' => 'new_a', 'c' => 'new_c']])
+        );
+
+        $this->assertEquals(
+            ['a' => 'old_a', 'b' => 'old_b', 'c' => 'new_c'],
+            $operation->getMessages('messages')
+        );
+
+        $this->assertEquals(
+            ['c' => 'new_c'],
+            $operation->getNewMessages('messages')
+        );
+
+        $this->assertEquals(
+            [],
+            $operation->getObsoleteMessages('messages')
+        );
+    }
+
+    public function testGetResultFromSingleDomain()
+    {
+        $this->assertEquals(
+            new MessageCatalogue('en', [
+                'messages' => ['a' => 'old_a', 'b' => 'old_b', 'c' => 'new_c'],
+            ]),
+            $this->createOperation(
+                new MessageCatalogue('en', ['messages' => ['a' => 'old_a', 'b' => 'old_b']]),
+                new MessageCatalogue('en', ['messages' => ['a' => 'new_a', 'c' => 'new_c']])
+            )->getResult()
+        );
+    }
+
+    public function testGetResultWithMetadata()
+    {
+        $leftCatalogue = new MessageCatalogue('en', ['messages' => ['a' => 'old_a', 'b' => 'old_b']]);
+        $leftCatalogue->setMetadata('a', 'foo', 'messages');
+        $leftCatalogue->setMetadata('b', 'bar', 'messages');
+        $rightCatalogue = new MessageCatalogue('en', ['messages' => ['b' => 'new_b', 'c' => 'new_c']]);
+        $rightCatalogue->setMetadata('b', 'baz', 'messages');
+        $rightCatalogue->setMetadata('c', 'qux', 'messages');
+
+        $mergedCatalogue = new MessageCatalogue('en', ['messages' => ['a' => 'old_a', 'b' => 'old_b', 'c' => 'new_c']]);
+        $mergedCatalogue->setMetadata('a', 'foo', 'messages');
+        $mergedCatalogue->setMetadata('b', 'bar', 'messages');
+        $mergedCatalogue->setMetadata('c', 'qux', 'messages');
+
+        $this->assertEquals(
+            $mergedCatalogue,
+            $this->createOperation(
+                $leftCatalogue,
+                $rightCatalogue
+            )->getResult()
+        );
+    }
+
+    protected function createOperation(MessageCatalogueInterface $source, MessageCatalogueInterface $target)
+    {
+        return new MergeOperation($source, $target);
+    }
+}

vendor/symfony/translation/Tests/Catalogue/TargetOperationTest.php

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+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Translation\Tests\Catalogue;
+
+use Symfony\Component\Translation\Catalogue\TargetOperation;
+use Symfony\Component\Translation\MessageCatalogue;
+use Symfony\Component\Translation\MessageCatalogueInterface;
+
+class TargetOperationTest extends AbstractOperationTest
+{
+    public function testGetMessagesFromSingleDomain()
+    {
+        $operation = $this->createOperation(
+            new MessageCatalogue('en', ['messages' => ['a' => 'old_a', 'b' => 'old_b']]),
+            new MessageCatalogue('en', ['messages' => ['a' => 'new_a', 'c' => 'new_c']])
+        );
+
+        $this->assertEquals(
+            ['a' => 'old_a', 'c' => 'new_c'],
+            $operation->getMessages('messages')
+        );
+
+        $this->assertEquals(
+            ['c' => 'new_c'],
+            $operation->getNewMessages('messages')
+        );
+
+        $this->assertEquals(
+            ['b' => 'old_b'],
+            $operation->getObsoleteMessages('messages')
+        );
+    }
+
+    public function testGetResultFromSingleDomain()
+    {
+        $this->assertEquals(
+            new MessageCatalogue('en', [
+                'messages' => ['a' => 'old_a', 'c' => 'new_c'],
+            ]),
+            $this->createOperation(
+                new MessageCatalogue('en', ['messages' => ['a' => 'old_a', 'b' => 'old_b']]),
+                new MessageCatalogue('en', ['messages' => ['a' => 'new_a', 'c' => 'new_c']])
+            )->getResult()
+        );
+    }
+
+    public function testGetResultWithMetadata()
+    {
+        $leftCatalogue = new MessageCatalogue('en', ['messages' => ['a' => 'old_a', 'b' => 'old_b']]);
+        $leftCatalogue->setMetadata('a', 'foo', 'messages');
+        $leftCatalogue->setMetadata('b', 'bar', 'messages');
+        $rightCatalogue = new MessageCatalogue('en', ['messages' => ['b' => 'new_b', 'c' => 'new_c']]);
+        $rightCatalogue->setMetadata('b', 'baz', 'messages');
+        $rightCatalogue->setMetadata('c', 'qux', 'messages');
+
+        $diffCatalogue = new MessageCatalogue('en', ['messages' => ['b' => 'old_b', 'c' => 'new_c']]);
+        $diffCatalogue->setMetadata('b', 'bar', 'messages');
+        $diffCatalogue->setMetadata('c', 'qux', 'messages');
+
+        $this->assertEquals(
+            $diffCatalogue,
+            $this->createOperation(
+                $leftCatalogue,
+                $rightCatalogue
+            )->getResult()
+        );
+    }
+
+    protected function createOperation(MessageCatalogueInterface $source, MessageCatalogueInterface $target)
+    {
+        return new TargetOperation($source, $target);
+    }
+}

vendor/symfony/translation/Tests/DataCollector/TranslationDataCollectorTest.php

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+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Translation\Tests\DataCollector;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\Translation\DataCollector\TranslationDataCollector;
+use Symfony\Component\Translation\DataCollectorTranslator;
+
+class TranslationDataCollectorTest extends TestCase
+{
+    protected function setUp()
+    {
+        if (!class_exists('Symfony\Component\HttpKernel\DataCollector\DataCollector')) {
+            $this->markTestSkipped('The "DataCollector" is not available');
+        }
+    }
+
+    public function testCollectEmptyMessages()
+    {
+        $translator = $this->getTranslator();
+        $translator->expects($this->any())->method('getCollectedMessages')->willReturn([]);
+
+        $dataCollector = new TranslationDataCollector($translator);
+        $dataCollector->lateCollect();
+
+        $this->assertEquals(0, $dataCollector->getCountMissings());
+        $this->assertEquals(0, $dataCollector->getCountFallbacks());
+        $this->assertEquals(0, $dataCollector->getCountDefines());
+        $this->assertEquals([], $dataCollector->getMessages()->getValue());
+    }
+
+    public function testCollect()
+    {
+        $collectedMessages = [
+            [
+                'id' => 'foo',
+                'translation' => 'foo (en)',
+                'locale' => 'en',
+                'domain' => 'messages',
+                'state' => DataCollectorTranslator::MESSAGE_DEFINED,
+                'parameters' => [],
+                'transChoiceNumber' => null,
+            ],
+            [
+                'id' => 'bar',
+                'translation' => 'bar (fr)',
+                'locale' => 'fr',
+                'domain' => 'messages',
+                'state' => DataCollectorTranslator::MESSAGE_EQUALS_FALLBACK,
+                'parameters' => [],
+                'transChoiceNumber' => null,
+            ],
+            [
+                'id' => 'choice',
+                'translation' => 'choice',
+                'locale' => 'en',
+                'domain' => 'messages',
+                'state' => DataCollectorTranslator::MESSAGE_MISSING,
+                'parameters' => ['%count%' => 3],
+                'transChoiceNumber' => 3,
+            ],
+            [
+                'id' => 'choice',
+                'translation' => 'choice',
+                'locale' => 'en',
+                'domain' => 'messages',
+                'state' => DataCollectorTranslator::MESSAGE_MISSING,
+                'parameters' => ['%count%' => 3],
+                'transChoiceNumber' => 3,
+            ],
+            [
+                'id' => 'choice',
+                'translation' => 'choice',
+                'locale' => 'en',
+                'domain' => 'messages',
+                'state' => DataCollectorTranslator::MESSAGE_MISSING,
+                'parameters' => ['%count%' => 4, '%foo%' => 'bar'],
+                'transChoiceNumber' => 4,
+            ],
+        ];
+        $expectedMessages = [
+            [
+                'id' => 'foo',
+                'translation' => 'foo (en)',
+                'locale' => 'en',
+                'domain' => 'messages',
+                'state' => DataCollectorTranslator::MESSAGE_DEFINED,
+                'count' => 1,
+                'parameters' => [],
+                'transChoiceNumber' => null,
+            ],
+            [
+                'id' => 'bar',
+                'translation' => 'bar (fr)',
+                'locale' => 'fr',
+                'domain' => 'messages',
+                'state' => DataCollectorTranslator::MESSAGE_EQUALS_FALLBACK,
+                'count' => 1,
+                'parameters' => [],
+                'transChoiceNumber' => null,
+            ],
+            [
+                'id' => 'choice',
+                'translation' => 'choice',
+                'locale' => 'en',
+                'domain' => 'messages',
+                'state' => DataCollectorTranslator::MESSAGE_MISSING,
+                'count' => 3,
+                'parameters' => [
+                    ['%count%' => 3],
+                    ['%count%' => 3],
+                    ['%count%' => 4, '%foo%' => 'bar'],
+                ],
+                'transChoiceNumber' => 3,
+            ],
+        ];
+
+        $translator = $this->getTranslator();
+        $translator->expects($this->any())->method('getCollectedMessages')->willReturn($collectedMessages);
+
+        $dataCollector = new TranslationDataCollector($translator);
+        $dataCollector->lateCollect();
+
+        $this->assertEquals(1, $dataCollector->getCountMissings());
+        $this->assertEquals(1, $dataCollector->getCountFallbacks());
+        $this->assertEquals(1, $dataCollector->getCountDefines());
+
+        $this->assertEquals($expectedMessages, array_values($dataCollector->getMessages()->getValue(true)));
+    }
+
+    private function getTranslator()
+    {
+        $translator = $this
+            ->getMockBuilder('Symfony\Component\Translation\DataCollectorTranslator')
+            ->disableOriginalConstructor()
+            ->getMock()
+        ;
+
+        return $translator;
+    }
+}

vendor/symfony/translation/Tests/DataCollectorTranslatorTest.php

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+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Translation\Tests;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\Translation\DataCollectorTranslator;
+use Symfony\Component\Translation\Loader\ArrayLoader;
+use Symfony\Component\Translation\Translator;
+
+class DataCollectorTranslatorTest extends TestCase
+{
+    public function testCollectMessages()
+    {
+        $collector = $this->createCollector();
+        $collector->setFallbackLocales(['fr', 'ru']);
+
+        $collector->trans('foo');
+        $collector->trans('bar');
+        $collector->transChoice('choice', 0);
+        $collector->trans('bar_ru');
+        $collector->trans('bar_ru', ['foo' => 'bar']);
+
+        $expectedMessages = [];
+        $expectedMessages[] = [
+            'id' => 'foo',
+            'translation' => 'foo (en)',
+            'locale' => 'en',
+            'fallbackLocale' => null,
+            'domain' => 'messages',
+            'state' => DataCollectorTranslator::MESSAGE_DEFINED,
+            'parameters' => [],
+            'transChoiceNumber' => null,
+        ];
+        $expectedMessages[] = [
+            'id' => 'bar',
+            'translation' => 'bar (fr)',
+            'locale' => 'en',
+            'fallbackLocale' => 'fr',
+            'domain' => 'messages',
+            'state' => DataCollectorTranslator::MESSAGE_EQUALS_FALLBACK,
+            'parameters' => [],
+            'transChoiceNumber' => null,
+        ];
+        $expectedMessages[] = [
+            'id' => 'choice',
+            'translation' => 'choice',
+            'locale' => 'en',
+            'fallbackLocale' => null,
+            'domain' => 'messages',
+            'state' => DataCollectorTranslator::MESSAGE_MISSING,
+            'parameters' => [],
+            'transChoiceNumber' => 0,
+        ];
+        $expectedMessages[] = [
+            'id' => 'bar_ru',
+            'translation' => 'bar (ru)',
+            'locale' => 'en',
+            'fallbackLocale' => 'ru',
+            'domain' => 'messages',
+            'state' => DataCollectorTranslator::MESSAGE_EQUALS_FALLBACK,
+            'parameters' => [],
+            'transChoiceNumber' => null,
+        ];
+        $expectedMessages[] = [
+            'id' => 'bar_ru',
+            'translation' => 'bar (ru)',
+            'locale' => 'en',
+            'fallbackLocale' => 'ru',
+            'domain' => 'messages',
+            'state' => DataCollectorTranslator::MESSAGE_EQUALS_FALLBACK,
+            'parameters' => ['foo' => 'bar'],
+            'transChoiceNumber' => null,
+        ];
+
+        $this->assertEquals($expectedMessages, $collector->getCollectedMessages());
+    }
+
+    private function createCollector()
+    {
+        $translator = new Translator('en');
+        $translator->addLoader('array', new ArrayLoader());
+        $translator->addResource('array', ['foo' => 'foo (en)'], 'en');
+        $translator->addResource('array', ['bar' => 'bar (fr)'], 'fr');
+        $translator->addResource('array', ['bar_ru' => 'bar (ru)'], 'ru');
+
+        return new DataCollectorTranslator($translator);
+    }
+}

vendor/symfony/translation/Tests/DependencyInjection/TranslationDumperPassTest.php

@@ -0,0 +1,48 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Translation\Tests\DependencyInjection;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\DependencyInjection\ContainerBuilder;
+use Symfony\Component\DependencyInjection\Reference;
+use Symfony\Component\Translation\DependencyInjection\TranslationDumperPass;
+
+class TranslationDumperPassTest extends TestCase
+{
+    public function testProcess()
+    {
+        $container = new ContainerBuilder();
+        $writerDefinition = $container->register('translation.writer');
+        $container->register('foo.id')
+            ->addTag('translation.dumper', ['alias' => 'bar.alias']);
+
+        $translationDumperPass = new TranslationDumperPass();
+        $translationDumperPass->process($container);
+
+        $this->assertEquals([['addDumper', ['bar.alias', new Reference('foo.id')]]], $writerDefinition->getMethodCalls());
+    }
+
+    public function testProcessNoDefinitionFound()
+    {
+        $container = new ContainerBuilder();
+
+        $definitionsBefore = \count($container->getDefinitions());
+        $aliasesBefore = \count($container->getAliases());
+
+        $translationDumperPass = new TranslationDumperPass();
+        $translationDumperPass->process($container);
+
+        // the container is untouched (i.e. no new definitions or aliases)
+        $this->assertCount($definitionsBefore, $container->getDefinitions());
+        $this->assertCount($aliasesBefore, $container->getAliases());
+    }
+}

vendor/symfony/translation/Tests/DependencyInjection/TranslationExtractorPassTest.php

@@ -0,0 +1,61 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Translation\Tests\DependencyInjection;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\DependencyInjection\ContainerBuilder;
+use Symfony\Component\DependencyInjection\Reference;
+use Symfony\Component\Translation\DependencyInjection\TranslationExtractorPass;
+
+class TranslationExtractorPassTest extends TestCase
+{
+    public function testProcess()
+    {
+        $container = new ContainerBuilder();
+        $extractorDefinition = $container->register('translation.extractor');
+        $container->register('foo.id')
+            ->addTag('translation.extractor', ['alias' => 'bar.alias']);
+
+        $translationDumperPass = new TranslationExtractorPass();
+        $translationDumperPass->process($container);
+
+        $this->assertEquals([['addExtractor', ['bar.alias', new Reference('foo.id')]]], $extractorDefinition->getMethodCalls());
+    }
+
+    public function testProcessNoDefinitionFound()
+    {
+        $container = new ContainerBuilder();
+
+        $definitionsBefore = \count($container->getDefinitions());
+        $aliasesBefore = \count($container->getAliases());
+
+        $translationDumperPass = new TranslationExtractorPass();
+        $translationDumperPass->process($container);
+
+        // the container is untouched (i.e. no new definitions or aliases)
+        $this->assertCount($definitionsBefore, $container->getDefinitions());
+        $this->assertCount($aliasesBefore, $container->getAliases());
+    }
+
+    public function testProcessMissingAlias()
+    {
+        $this->expectException('Symfony\Component\DependencyInjection\Exception\RuntimeException');
+        $this->expectExceptionMessage('The alias for the tag "translation.extractor" of service "foo.id" must be set.');
+        $container = new ContainerBuilder();
+        $container->register('translation.extractor');
+        $container->register('foo.id')
+            ->addTag('translation.extractor', []);
+
+        $translationDumperPass = new TranslationExtractorPass();
+        $translationDumperPass->process($container);
+    }
+}

vendor/symfony/translation/Tests/DependencyInjection/TranslationPassTest.php

@@ -0,0 +1,103 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Translation\Tests\DependencyInjection;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\DependencyInjection\Argument\ServiceClosureArgument;
+use Symfony\Component\DependencyInjection\ContainerBuilder;
+use Symfony\Component\DependencyInjection\Definition;
+use Symfony\Component\DependencyInjection\Reference;
+use Symfony\Component\Translation\DependencyInjection\TranslatorPass;
+
+class TranslationPassTest extends TestCase
+{
+    public function testValidCollector()
+    {
+        $loader = (new Definition())
+            ->addTag('translation.loader', ['alias' => 'xliff', 'legacy-alias' => 'xlf']);
+
+        $reader = new Definition();
+
+        $translator = (new Definition())
+            ->setArguments([null, null, null, null]);
+
+        $container = new ContainerBuilder();
+        $container->setDefinition('translator.default', $translator);
+        $container->setDefinition('translation.reader', $reader);
+        $container->setDefinition('translation.xliff_loader', $loader);
+
+        $pass = new TranslatorPass('translator.default', 'translation.reader');
+        $pass->process($container);
+
+        $expectedReader = (new Definition())
+            ->addMethodCall('addLoader', ['xliff', new Reference('translation.xliff_loader')])
+            ->addMethodCall('addLoader', ['xlf', new Reference('translation.xliff_loader')])
+        ;
+        $this->assertEquals($expectedReader, $reader);
+
+        $expectedLoader = (new Definition())
+            ->addTag('translation.loader', ['alias' => 'xliff', 'legacy-alias' => 'xlf'])
+        ;
+        $this->assertEquals($expectedLoader, $loader);
+
+        $this->assertSame(['translation.xliff_loader' => ['xliff', 'xlf']], $translator->getArgument(3));
+
+        $expected = ['translation.xliff_loader' => new ServiceClosureArgument(new Reference('translation.xliff_loader'))];
+        $this->assertEquals($expected, $container->getDefinition((string) $translator->getArgument(0))->getArgument(0));
+    }
+
+    /**
+     * @group legacy
+     * @expectedDeprecation The default value for $readerServiceId in "Symfony\Component\Translation\DependencyInjection\TranslatorPass::__construct()" will change in 4.0 to "translation.reader".
+     *
+     * A test that verifies the deprecated "translation.loader" gets the LoaderInterfaces added.
+     *
+     * This test should be removed in 4.0.
+     */
+    public function testValidCollectorWithDeprecatedTranslationLoader()
+    {
+        $loader = (new Definition())
+            ->addTag('translation.loader', ['alias' => 'xliff', 'legacy-alias' => 'xlf']);
+
+        $legacyReader = new Definition();
+        $reader = new Definition();
+
+        $translator = (new Definition())
+            ->setArguments([null, null, null, null]);
+
+        $container = new ContainerBuilder();
+        $container->setDefinition('translator.default', $translator);
+        $container->setDefinition('translation.loader', $legacyReader);
+        $container->setDefinition('translation.reader', $reader);
+        $container->setDefinition('translation.xliff_loader', $loader);
+
+        $pass = new TranslatorPass();
+        $pass->process($container);
+
+        $expectedReader = (new Definition())
+            ->addMethodCall('addLoader', ['xliff', new Reference('translation.xliff_loader')])
+            ->addMethodCall('addLoader', ['xlf', new Reference('translation.xliff_loader')])
+        ;
+        $this->assertEquals($expectedReader, $legacyReader);
+        $this->assertEquals($expectedReader, $reader);
+
+        $expectedLoader = (new Definition())
+            ->addTag('translation.loader', ['alias' => 'xliff', 'legacy-alias' => 'xlf'])
+        ;
+        $this->assertEquals($expectedLoader, $loader);
+
+        $this->assertSame(['translation.xliff_loader' => ['xliff', 'xlf']], $translator->getArgument(3));
+
+        $expected = ['translation.xliff_loader' => new ServiceClosureArgument(new Reference('translation.xliff_loader'))];
+        $this->assertEquals($expected, $container->getDefinition((string) $translator->getArgument(0))->getArgument(0));
+    }
+}

vendor/symfony/translation/Tests/Dumper/CsvFileDumperTest.php

@@ -0,0 +1,30 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Translation\Tests\Dumper;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\Translation\Dumper\CsvFileDumper;
+use Symfony\Component\Translation\MessageCatalogue;
+
+class CsvFileDumperTest extends TestCase
+{
+    public function testFormatCatalogue()
+    {
+        $catalogue = new MessageCatalogue('en');
+        $catalogue->add(['foo' => 'bar', 'bar' => 'foo
+foo', 'foo;foo' => 'bar']);
+
+        $dumper = new CsvFileDumper();
+
+        $this->assertStringEqualsFile(__DIR__.'/../fixtures/valid.csv', $dumper->formatCatalogue($catalogue, 'messages'));
+    }
+}

vendor/symfony/translation/Tests/Dumper/FileDumperTest.php

@@ -0,0 +1,89 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Translation\Tests\Dumper;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\Translation\Dumper\FileDumper;
+use Symfony\Component\Translation\MessageCatalogue;
+
+class FileDumperTest extends TestCase
+{
+    public function testDump()
+    {
+        $tempDir = sys_get_temp_dir();
+
+        $catalogue = new MessageCatalogue('en');
+        $catalogue->add(['foo' => 'bar']);
+
+        $dumper = new ConcreteFileDumper();
+        $dumper->dump($catalogue, ['path' => $tempDir]);
+
+        $this->assertFileExists($tempDir.'/messages.en.concrete');
+
+        @unlink($tempDir.'/messages.en.concrete');
+    }
+
+    /**
+     * @group legacy
+     */
+    public function testDumpBackupsFileIfExisting()
+    {
+        $tempDir = sys_get_temp_dir();
+        $file = $tempDir.'/messages.en.concrete';
+        $backupFile = $file.'~';
+
+        @touch($file);
+
+        $catalogue = new MessageCatalogue('en');
+        $catalogue->add(['foo' => 'bar']);
+
+        $dumper = new ConcreteFileDumper();
+        $dumper->dump($catalogue, ['path' => $tempDir]);
+
+        $this->assertFileExists($backupFile);
+
+        @unlink($file);
+        @unlink($backupFile);
+    }
+
+    public function testDumpCreatesNestedDirectoriesAndFile()
+    {
+        $tempDir = sys_get_temp_dir();
+        $translationsDir = $tempDir.'/test/translations';
+        $file = $translationsDir.'/messages.en.concrete';
+
+        $catalogue = new MessageCatalogue('en');
+        $catalogue->add(['foo' => 'bar']);
+
+        $dumper = new ConcreteFileDumper();
+        $dumper->setRelativePathTemplate('test/translations/%domain%.%locale%.%extension%');
+        $dumper->dump($catalogue, ['path' => $tempDir]);
+
+        $this->assertFileExists($file);
+
+        @unlink($file);
+        @rmdir($translationsDir);
+    }
+}
+
+class ConcreteFileDumper extends FileDumper
+{
+    public function formatCatalogue(MessageCatalogue $messages, $domain, array $options = [])
+    {
+        return '';
+    }
+
+    protected function getExtension()
+    {
+        return 'concrete';
+    }
+}

vendor/symfony/translation/Tests/Dumper/IcuResFileDumperTest.php

@@ -0,0 +1,29 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Translation\Tests\Dumper;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\Translation\Dumper\IcuResFileDumper;
+use Symfony\Component\Translation\MessageCatalogue;
+
+class IcuResFileDumperTest extends TestCase
+{
+    public function testFormatCatalogue()
+    {
+        $catalogue = new MessageCatalogue('en');
+        $catalogue->add(['foo' => 'bar']);
+
+        $dumper = new IcuResFileDumper();
+
+        $this->assertStringEqualsFile(__DIR__.'/../fixtures/resourcebundle/res/en.res', $dumper->formatCatalogue($catalogue, 'messages'));
+    }
+}

vendor/symfony/translation/Tests/Dumper/IniFileDumperTest.php

@@ -0,0 +1,29 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Translation\Tests\Dumper;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\Translation\Dumper\IniFileDumper;
+use Symfony\Component\Translation\MessageCatalogue;
+
+class IniFileDumperTest extends TestCase
+{
+    public function testFormatCatalogue()
+    {
+        $catalogue = new MessageCatalogue('en');
+        $catalogue->add(['foo' => 'bar']);
+
+        $dumper = new IniFileDumper();
+
+        $this->assertStringEqualsFile(__DIR__.'/../fixtures/resources.ini', $dumper->formatCatalogue($catalogue, 'messages'));
+    }
+}

vendor/symfony/translation/Tests/Dumper/JsonFileDumperTest.php

@@ -0,0 +1,39 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Translation\Tests\Dumper;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\Translation\Dumper\JsonFileDumper;
+use Symfony\Component\Translation\MessageCatalogue;
+
+class JsonFileDumperTest extends TestCase
+{
+    public function testFormatCatalogue()
+    {
+        $catalogue = new MessageCatalogue('en');
+        $catalogue->add(['foo' => 'bar']);
+
+        $dumper = new JsonFileDumper();
+
+        $this->assertStringEqualsFile(__DIR__.'/../fixtures/resources.json', $dumper->formatCatalogue($catalogue, 'messages'));
+    }
+
+    public function testDumpWithCustomEncoding()
+    {
+        $catalogue = new MessageCatalogue('en');
+        $catalogue->add(['foo' => '"bar"']);
+
+        $dumper = new JsonFileDumper();
+
+        $this->assertStringEqualsFile(__DIR__.'/../fixtures/resources.dump.json', $dumper->formatCatalogue($catalogue, 'messages', ['json_encoding' => \JSON_HEX_QUOT]));
+    }
+}

vendor/symfony/translation/Tests/Dumper/MoFileDumperTest.php

@@ -0,0 +1,29 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Translation\Tests\Dumper;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\Translation\Dumper\MoFileDumper;
+use Symfony\Component\Translation\MessageCatalogue;
+
+class MoFileDumperTest extends TestCase
+{
+    public function testFormatCatalogue()
+    {
+        $catalogue = new MessageCatalogue('en');
+        $catalogue->add(['foo' => 'bar']);
+
+        $dumper = new MoFileDumper();
+
+        $this->assertStringEqualsFile(__DIR__.'/../fixtures/resources.mo', $dumper->formatCatalogue($catalogue, 'messages'));
+    }
+}

vendor/symfony/translation/Tests/Dumper/PhpFileDumperTest.php

@@ -0,0 +1,29 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Translation\Tests\Dumper;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\Translation\Dumper\PhpFileDumper;
+use Symfony\Component\Translation\MessageCatalogue;
+
+class PhpFileDumperTest extends TestCase
+{
+    public function testFormatCatalogue()
+    {
+        $catalogue = new MessageCatalogue('en');
+        $catalogue->add(['foo' => 'bar']);
+
+        $dumper = new PhpFileDumper();
+
+        $this->assertStringEqualsFile(__DIR__.'/../fixtures/resources.php', $dumper->formatCatalogue($catalogue, 'messages'));
+    }
+}

vendor/symfony/translation/Tests/Dumper/PoFileDumperTest.php

@@ -0,0 +1,29 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Translation\Tests\Dumper;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\Translation\Dumper\PoFileDumper;
+use Symfony\Component\Translation\MessageCatalogue;
+
+class PoFileDumperTest extends TestCase
+{
+    public function testFormatCatalogue()
+    {
+        $catalogue = new MessageCatalogue('en');
+        $catalogue->add(['foo' => 'bar', 'bar' => 'foo']);
+
+        $dumper = new PoFileDumper();
+
+        $this->assertStringEqualsFile(__DIR__.'/../fixtures/resources.po', $dumper->formatCatalogue($catalogue, 'messages'));
+    }
+}

vendor/symfony/translation/Tests/Dumper/QtFileDumperTest.php

@@ -0,0 +1,29 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Translation\Tests\Dumper;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\Translation\Dumper\QtFileDumper;
+use Symfony\Component\Translation\MessageCatalogue;
+
+class QtFileDumperTest extends TestCase
+{
+    public function testFormatCatalogue()
+    {
+        $catalogue = new MessageCatalogue('en');
+        $catalogue->add(['foo' => 'bar'], 'resources');
+
+        $dumper = new QtFileDumper();
+
+        $this->assertStringEqualsFile(__DIR__.'/../fixtures/resources.ts', $dumper->formatCatalogue($catalogue, 'resources'));
+    }
+}

vendor/symfony/translation/Tests/Dumper/XliffFileDumperTest.php

@@ -0,0 +1,115 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Translation\Tests\Dumper;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\Translation\Dumper\XliffFileDumper;
+use Symfony\Component\Translation\MessageCatalogue;
+
+class XliffFileDumperTest extends TestCase
+{
+    public function testFormatCatalogue()
+    {
+        $catalogue = new MessageCatalogue('en_US');
+        $catalogue->add([
+            'foo' => 'bar',
+            'key' => '',
+            'key.with.cdata' => '<source> & <target>',
+        ]);
+        $catalogue->setMetadata('foo', ['notes' => [['priority' => 1, 'from' => 'bar', 'content' => 'baz']]]);
+        $catalogue->setMetadata('key', ['notes' => [['content' => 'baz'], ['content' => 'qux']]]);
+
+        $dumper = new XliffFileDumper();
+
+        $this->assertStringEqualsFile(
+            __DIR__.'/../fixtures/resources-clean.xlf',
+            $dumper->formatCatalogue($catalogue, 'messages', ['default_locale' => 'fr_FR'])
+        );
+    }
+
+    public function testFormatCatalogueXliff2()
+    {
+        $catalogue = new MessageCatalogue('en_US');
+        $catalogue->add([
+            'foo' => 'bar',
+            'key' => '',
+            'key.with.cdata' => '<source> & <target>',
+        ]);
+        $catalogue->setMetadata('key', ['target-attributes' => ['order' => 1]]);
+
+        $dumper = new XliffFileDumper();
+
+        $this->assertStringEqualsFile(
+            __DIR__.'/../fixtures/resources-2.0-clean.xlf',
+            $dumper->formatCatalogue($catalogue, 'messages', ['default_locale' => 'fr_FR', 'xliff_version' => '2.0'])
+        );
+    }
+
+    public function testFormatCatalogueWithCustomToolInfo()
+    {
+        $options = [
+            'default_locale' => 'en_US',
+            'tool_info' => ['tool-id' => 'foo', 'tool-name' => 'foo', 'tool-version' => '0.0', 'tool-company' => 'Foo'],
+        ];
+
+        $catalogue = new MessageCatalogue('en_US');
+        $catalogue->add(['foo' => 'bar']);
+
+        $dumper = new XliffFileDumper();
+
+        $this->assertStringEqualsFile(
+            __DIR__.'/../fixtures/resources-tool-info.xlf',
+            $dumper->formatCatalogue($catalogue, 'messages', $options)
+        );
+    }
+
+    public function testFormatCatalogueWithTargetAttributesMetadata()
+    {
+        $catalogue = new MessageCatalogue('en_US');
+        $catalogue->add([
+            'foo' => 'bar',
+        ]);
+        $catalogue->setMetadata('foo', ['target-attributes' => ['state' => 'needs-translation']]);
+
+        $dumper = new XliffFileDumper();
+
+        $this->assertStringEqualsFile(
+            __DIR__.'/../fixtures/resources-target-attributes.xlf',
+            $dumper->formatCatalogue($catalogue, 'messages', ['default_locale' => 'fr_FR'])
+        );
+    }
+
+    public function testFormatCatalogueWithNotesMetadata()
+    {
+        $catalogue = new MessageCatalogue('en_US');
+        $catalogue->add([
+            'foo' => 'bar',
+            'baz' => 'biz',
+        ]);
+        $catalogue->setMetadata('foo', ['notes' => [
+            ['category' => 'state', 'content' => 'new'],
+            ['category' => 'approved', 'content' => 'true'],
+            ['category' => 'section', 'content' => 'user login', 'priority' => '1'],
+        ]]);
+        $catalogue->setMetadata('baz', ['notes' => [
+            ['id' => 'x', 'content' => 'x_content'],
+            ['appliesTo' => 'target', 'category' => 'quality', 'content' => 'Fuzzy'],
+        ]]);
+
+        $dumper = new XliffFileDumper();
+
+        $this->assertStringEqualsFile(
+            __DIR__.'/../fixtures/resources-notes-meta.xlf',
+            $dumper->formatCatalogue($catalogue, 'messages', ['default_locale' => 'fr_FR', 'xliff_version' => '2.0'])
+        );
+    }
+}

vendor/symfony/translation/Tests/Dumper/YamlFileDumperTest.php

@@ -0,0 +1,45 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Translation\Tests\Dumper;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\Translation\Dumper\YamlFileDumper;
+use Symfony\Component\Translation\MessageCatalogue;
+
+class YamlFileDumperTest extends TestCase
+{
+    public function testTreeFormatCatalogue()
+    {
+        $catalogue = new MessageCatalogue('en');
+        $catalogue->add([
+            'foo.bar1' => 'value1',
+            'foo.bar2' => 'value2',
+        ]);
+
+        $dumper = new YamlFileDumper();
+
+        $this->assertStringEqualsFile(__DIR__.'/../fixtures/messages.yml', $dumper->formatCatalogue($catalogue, 'messages', ['as_tree' => true, 'inline' => 999]));
+    }
+
+    public function testLinearFormatCatalogue()
+    {
+        $catalogue = new MessageCatalogue('en');
+        $catalogue->add([
+            'foo.bar1' => 'value1',
+            'foo.bar2' => 'value2',
+        ]);
+
+        $dumper = new YamlFileDumper();
+
+        $this->assertStringEqualsFile(__DIR__.'/../fixtures/messages_linear.yml', $dumper->formatCatalogue($catalogue, 'messages'));
+    }
+}

vendor/symfony/translation/Tests/Extractor/PhpExtractorTest.php

@@ -0,0 +1,97 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Translation\Tests\Extractor;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\Translation\Extractor\PhpExtractor;
+use Symfony\Component\Translation\MessageCatalogue;
+
+class PhpExtractorTest extends TestCase
+{
+    /**
+     * @dataProvider resourcesProvider
+     *
+     * @param array|string $resource
+     */
+    public function testExtraction($resource)
+    {
+        // Arrange
+        $extractor = new PhpExtractor();
+        $extractor->setPrefix('prefix');
+        $catalogue = new MessageCatalogue('en');
+
+        // Act
+        $extractor->extract($resource, $catalogue);
+
+        $expectedHeredoc = <<<EOF
+heredoc key with whitespace and escaped \$\n sequences
+EOF;
+        $expectedNowdoc = <<<'EOF'
+nowdoc key with whitespace and nonescaped \$\n sequences
+EOF;
+        // Assert
+        $expectedCatalogue = [
+            'messages' => [
+                'single-quoted key' => 'prefixsingle-quoted key',
+                'double-quoted key' => 'prefixdouble-quoted key',
+                'heredoc key' => 'prefixheredoc key',
+                'nowdoc key' => 'prefixnowdoc key',
+                "double-quoted key with whitespace and escaped \$\n\" sequences" => "prefixdouble-quoted key with whitespace and escaped \$\n\" sequences",
+                'single-quoted key with whitespace and nonescaped \$\n\' sequences' => 'prefixsingle-quoted key with whitespace and nonescaped \$\n\' sequences',
+                'single-quoted key with "quote mark at the end"' => 'prefixsingle-quoted key with "quote mark at the end"',
+                $expectedHeredoc => 'prefix'.$expectedHeredoc,
+                $expectedNowdoc => 'prefix'.$expectedNowdoc,
+                '{0} There is no apples|{1} There is one apple|]1,Inf[ There are %count% apples' => 'prefix{0} There is no apples|{1} There is one apple|]1,Inf[ There are %count% apples',
+                'concatenated message with heredoc and nowdoc' => 'prefixconcatenated message with heredoc and nowdoc',
+                'default domain' => 'prefixdefault domain',
+            ],
+            'not_messages' => [
+                'other-domain-test-no-params-short-array' => 'prefixother-domain-test-no-params-short-array',
+                'other-domain-test-no-params-long-array' => 'prefixother-domain-test-no-params-long-array',
+                'other-domain-test-params-short-array' => 'prefixother-domain-test-params-short-array',
+                'other-domain-test-params-long-array' => 'prefixother-domain-test-params-long-array',
+                'other-domain-test-trans-choice-short-array-%count%' => 'prefixother-domain-test-trans-choice-short-array-%count%',
+                'other-domain-test-trans-choice-long-array-%count%' => 'prefixother-domain-test-trans-choice-long-array-%count%',
+                'typecast' => 'prefixtypecast',
+                'msg1' => 'prefixmsg1',
+                'msg2' => 'prefixmsg2',
+            ],
+        ];
+        $actualCatalogue = $catalogue->all();
+
+        $this->assertEquals($expectedCatalogue, $actualCatalogue);
+    }
+
+    public function resourcesProvider()
+    {
+        $directory = __DIR__.'/../fixtures/extractor/';
+        $splFiles = [];
+        foreach (new \DirectoryIterator($directory) as $fileInfo) {
+            if ($fileInfo->isDot()) {
+                continue;
+            }
+            if ('translation.html.php' === $fileInfo->getBasename()) {
+                $phpFile = $fileInfo->getPathname();
+            }
+            $splFiles[] = $fileInfo->getFileInfo();
+        }
+
+        return [
+            [$directory],
+            [$phpFile],
+            [glob($directory.'*')],
+            [$splFiles],
+            [new \ArrayObject(glob($directory.'*'))],
+            [new \ArrayObject($splFiles)],
+        ];
+    }
+}

vendor/symfony/translation/Tests/Formatter/MessageFormatterTest.php

@@ -0,0 +1,82 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Translation\Tests\Formatter;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\Translation\Formatter\MessageFormatter;
+
+class MessageFormatterTest extends TestCase
+{
+    /**
+     * @dataProvider getTransMessages
+     */
+    public function testFormat($expected, $message, $parameters = [])
+    {
+        $this->assertEquals($expected, $this->getMessageFormatter()->format($message, 'en', $parameters));
+    }
+
+    /**
+     * @dataProvider getTransChoiceMessages
+     */
+    public function testFormatPlural($expected, $message, $number, $parameters)
+    {
+        $this->assertEquals($expected, $this->getMessageFormatter()->choiceFormat($message, $number, 'fr', $parameters));
+    }
+
+    public function getTransMessages()
+    {
+        return [
+            [
+                'There is one apple',
+                'There is one apple',
+            ],
+            [
+                'There are 5 apples',
+                'There are %count% apples',
+                ['%count%' => 5],
+            ],
+            [
+                'There are 5 apples',
+                'There are {{count}} apples',
+                ['{{count}}' => 5],
+            ],
+        ];
+    }
+
+    public function getTransChoiceMessages()
+    {
+        return [
+            ['Il y a 0 pomme', '[0,1] Il y a %count% pomme|]1,Inf] Il y a %count% pommes', 0, ['%count%' => 0]],
+            ['Il y a 1 pomme', '[0,1] Il y a %count% pomme|]1,Inf] Il y a %count% pommes', 1, ['%count%' => 1]],
+            ['Il y a 10 pommes', '[0,1] Il y a %count% pomme|]1,Inf] Il y a %count% pommes', 10, ['%count%' => 10]],
+
+            ['Il y a 0 pomme', 'Il y a %count% pomme|Il y a %count% pommes', 0, ['%count%' => 0]],
+            ['Il y a 1 pomme', 'Il y a %count% pomme|Il y a %count% pommes', 1, ['%count%' => 1]],
+            ['Il y a 10 pommes', 'Il y a %count% pomme|Il y a %count% pommes', 10, ['%count%' => 10]],
+
+            ['Il y a 0 pomme', 'one: Il y a %count% pomme|more: Il y a %count% pommes', 0, ['%count%' => 0]],
+            ['Il y a 1 pomme', 'one: Il y a %count% pomme|more: Il y a %count% pommes', 1, ['%count%' => 1]],
+            ['Il y a 10 pommes', 'one: Il y a %count% pomme|more: Il y a %count% pommes', 10, ['%count%' => 10]],
+
+            ['Il n\'y a aucune pomme', '{0} Il n\'y a aucune pomme|one: Il y a %count% pomme|more: Il y a %count% pommes', 0, ['%count%' => 0]],
+            ['Il y a 1 pomme', '{0} Il n\'y a aucune pomme|one: Il y a %count% pomme|more: Il y a %count% pommes', 1, ['%count%' => 1]],
+            ['Il y a 10 pommes', '{0} Il n\'y a aucune pomme|one: Il y a %count% pomme|more: Il y a %count% pommes', 10, ['%count%' => 10]],
+
+            ['Il y a 0 pomme', '[0,1] Il y a %count% pomme|]1,Inf] Il y a %count% pommes', 0, ['%count%' => 0]],
+        ];
+    }
+
+    private function getMessageFormatter()
+    {
+        return new MessageFormatter();
+    }
+}

vendor/symfony/translation/Tests/IdentityTranslatorTest.php

@@ -0,0 +1,112 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Translation\Tests;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\Intl\Util\IntlTestHelper;
+use Symfony\Component\Translation\IdentityTranslator;
+
+class IdentityTranslatorTest extends TestCase
+{
+    private $defaultLocale;
+
+    protected function setUp()
+    {
+        parent::setUp();
+
+        $this->defaultLocale = \Locale::getDefault();
+    }
+
+    protected function tearDown()
+    {
+        parent::tearDown();
+
+        \Locale::setDefault($this->defaultLocale);
+    }
+
+    /**
+     * @dataProvider getTransTests
+     */
+    public function testTrans($expected, $id, $parameters)
+    {
+        $translator = new IdentityTranslator();
+
+        $this->assertEquals($expected, $translator->trans($id, $parameters));
+    }
+
+    /**
+     * @dataProvider getTransChoiceTests
+     */
+    public function testTransChoiceWithExplicitLocale($expected, $id, $number, $parameters)
+    {
+        $translator = new IdentityTranslator();
+        $translator->setLocale('en');
+
+        $this->assertEquals($expected, $translator->transChoice($id, $number, $parameters));
+    }
+
+    /**
+     * @dataProvider getTransChoiceTests
+     */
+    public function testTransChoiceWithDefaultLocale($expected, $id, $number, $parameters)
+    {
+        \Locale::setDefault('en');
+
+        $translator = new IdentityTranslator();
+
+        $this->assertEquals($expected, $translator->transChoice($id, $number, $parameters));
+    }
+
+    public function testGetSetLocale()
+    {
+        $translator = new IdentityTranslator();
+        $translator->setLocale('en');
+
+        $this->assertEquals('en', $translator->getLocale());
+    }
+
+    public function testGetLocaleReturnsDefaultLocaleIfNotSet()
+    {
+        // in order to test with "pt_BR"
+        IntlTestHelper::requireFullIntl($this, false);
+
+        $translator = new IdentityTranslator();
+
+        \Locale::setDefault('en');
+        $this->assertEquals('en', $translator->getLocale());
+
+        \Locale::setDefault('pt_BR');
+        $this->assertEquals('pt_BR', $translator->getLocale());
+    }
+
+    public function getTransTests()
+    {
+        return [
+            ['Symfony is great!', 'Symfony is great!', []],
+            ['Symfony is awesome!', 'Symfony is %what%!', ['%what%' => 'awesome']],
+        ];
+    }
+
+    public function getTransChoiceTests()
+    {
+        return [
+            ['There are no apples', '{0} There are no apples|{1} There is one apple|]1,Inf] There are %count% apples', 0, ['%count%' => 0]],
+            ['There is one apple', '{0} There are no apples|{1} There is one apple|]1,Inf] There are %count% apples', 1, ['%count%' => 1]],
+            ['There are 10 apples', '{0} There are no apples|{1} There is one apple|]1,Inf] There are %count% apples', 10, ['%count%' => 10]],
+            ['There are 0 apples', 'There is 1 apple|There are %count% apples', 0, ['%count%' => 0]],
+            ['There is 1 apple', 'There is 1 apple|There are %count% apples', 1, ['%count%' => 1]],
+            ['There are 10 apples', 'There is 1 apple|There are %count% apples', 10, ['%count%' => 10]],
+            // custom validation messages may be coded with a fixed value
+            ['There are 2 apples', 'There are 2 apples', 2, ['%count%' => 2]],
+        ];
+    }
+}

vendor/symfony/translation/Tests/IntervalTest.php

@@ -0,0 +1,47 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Translation\Tests;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\Translation\Interval;
+
+class IntervalTest extends TestCase
+{
+    /**
+     * @dataProvider getTests
+     */
+    public function testTest($expected, $number, $interval)
+    {
+        $this->assertEquals($expected, Interval::test($number, $interval));
+    }
+
+    public function testTestException()
+    {
+        $this->expectException('Symfony\Component\Translation\Exception\InvalidArgumentException');
+        Interval::test(1, 'foobar');
+    }
+
+    public function getTests()
+    {
+        return [
+            [true, 3, '{1,2, 3 ,4}'],
+            [false, 10, '{1,2, 3 ,4}'],
+            [false, 3, '[1,2]'],
+            [true, 1, '[1,2]'],
+            [true, 2, '[1,2]'],
+            [false, 1, ']1,2['],
+            [false, 2, ']1,2['],
+            [true, log(0), '[-Inf,2['],
+            [true, -log(0), '[-2,+Inf]'],
+        ];
+    }
+}

vendor/symfony/translation/Tests/Loader/CsvFileLoaderTest.php

@@ -0,0 +1,57 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Translation\Tests\Loader;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\Config\Resource\FileResource;
+use Symfony\Component\Translation\Loader\CsvFileLoader;
+
+class CsvFileLoaderTest extends TestCase
+{
+    public function testLoad()
+    {
+        $loader = new CsvFileLoader();
+        $resource = __DIR__.'/../fixtures/resources.csv';
+        $catalogue = $loader->load($resource, 'en', 'domain1');
+
+        $this->assertEquals(['foo' => 'bar'], $catalogue->all('domain1'));
+        $this->assertEquals('en', $catalogue->getLocale());
+        $this->assertEquals([new FileResource($resource)], $catalogue->getResources());
+    }
+
+    public function testLoadDoesNothingIfEmpty()
+    {
+        $loader = new CsvFileLoader();
+        $resource = __DIR__.'/../fixtures/empty.csv';
+        $catalogue = $loader->load($resource, 'en', 'domain1');
+
+        $this->assertEquals([], $catalogue->all('domain1'));
+        $this->assertEquals('en', $catalogue->getLocale());
+        $this->assertEquals([new FileResource($resource)], $catalogue->getResources());
+    }
+
+    public function testLoadNonExistingResource()
+    {
+        $this->expectException('Symfony\Component\Translation\Exception\NotFoundResourceException');
+        $loader = new CsvFileLoader();
+        $resource = __DIR__.'/../fixtures/not-exists.csv';
+        $loader->load($resource, 'en', 'domain1');
+    }
+
+    public function testLoadNonLocalResource()
+    {
+        $this->expectException('Symfony\Component\Translation\Exception\InvalidResourceException');
+        $loader = new CsvFileLoader();
+        $resource = 'http://example.com/resources.csv';
+        $loader->load($resource, 'en', 'domain1');
+    }
+}

vendor/symfony/translation/Tests/Loader/IcuDatFileLoaderTest.php

@@ -0,0 +1,60 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Translation\Tests\Loader;
+
+use Symfony\Component\Config\Resource\FileResource;
+use Symfony\Component\Translation\Loader\IcuDatFileLoader;
+
+/**
+ * @requires extension intl
+ */
+class IcuDatFileLoaderTest extends LocalizedTestCase
+{
+    public function testLoadInvalidResource()
+    {
+        $this->expectException('Symfony\Component\Translation\Exception\InvalidResourceException');
+        $loader = new IcuDatFileLoader();
+        $loader->load(__DIR__.'/../fixtures/resourcebundle/corrupted/resources', 'es', 'domain2');
+    }
+
+    public function testDatEnglishLoad()
+    {
+        // bundled resource is build using pkgdata command which at least in ICU 4.2 comes in extremely! buggy form
+        // you must specify an temporary build directory which is not the same as current directory and
+        // MUST reside on the same partition. pkgdata -p resources -T /srv -d.packagelist.txt
+        $loader = new IcuDatFileLoader();
+        $resource = __DIR__.'/../fixtures/resourcebundle/dat/resources';
+        $catalogue = $loader->load($resource, 'en', 'domain1');
+
+        $this->assertEquals(['symfony' => 'Symfony 2 is great'], $catalogue->all('domain1'));
+        $this->assertEquals('en', $catalogue->getLocale());
+        $this->assertEquals([new FileResource($resource.'.dat')], $catalogue->getResources());
+    }
+
+    public function testDatFrenchLoad()
+    {
+        $loader = new IcuDatFileLoader();
+        $resource = __DIR__.'/../fixtures/resourcebundle/dat/resources';
+        $catalogue = $loader->load($resource, 'fr', 'domain1');
+
+        $this->assertEquals(['symfony' => 'Symfony 2 est génial'], $catalogue->all('domain1'));
+        $this->assertEquals('fr', $catalogue->getLocale());
+        $this->assertEquals([new FileResource($resource.'.dat')], $catalogue->getResources());
+    }
+
+    public function testLoadNonExistingResource()
+    {
+        $this->expectException('Symfony\Component\Translation\Exception\NotFoundResourceException');
+        $loader = new IcuDatFileLoader();
+        $loader->load(__DIR__.'/../fixtures/non-existing.txt', 'en', 'domain1');
+    }
+}

vendor/symfony/translation/Tests/Loader/IcuResFileLoaderTest.php

@@ -0,0 +1,47 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Translation\Tests\Loader;
+
+use Symfony\Component\Config\Resource\DirectoryResource;
+use Symfony\Component\Translation\Loader\IcuResFileLoader;
+
+/**
+ * @requires extension intl
+ */
+class IcuResFileLoaderTest extends LocalizedTestCase
+{
+    public function testLoad()
+    {
+        // resource is build using genrb command
+        $loader = new IcuResFileLoader();
+        $resource = __DIR__.'/../fixtures/resourcebundle/res';
+        $catalogue = $loader->load($resource, 'en', 'domain1');
+
+        $this->assertEquals(['foo' => 'bar'], $catalogue->all('domain1'));
+        $this->assertEquals('en', $catalogue->getLocale());
+        $this->assertEquals([new DirectoryResource($resource)], $catalogue->getResources());
+    }
+
+    public function testLoadNonExistingResource()
+    {
+        $this->expectException('Symfony\Component\Translation\Exception\NotFoundResourceException');
+        $loader = new IcuResFileLoader();
+        $loader->load(__DIR__.'/../fixtures/non-existing.txt', 'en', 'domain1');
+    }
+
+    public function testLoadInvalidResource()
+    {
+        $this->expectException('Symfony\Component\Translation\Exception\InvalidResourceException');
+        $loader = new IcuResFileLoader();
+        $loader->load(__DIR__.'/../fixtures/resourcebundle/corrupted', 'en', 'domain1');
+    }
+}

vendor/symfony/translation/Tests/Loader/IniFileLoaderTest.php

@@ -0,0 +1,49 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Translation\Tests\Loader;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\Config\Resource\FileResource;
+use Symfony\Component\Translation\Loader\IniFileLoader;
+
+class IniFileLoaderTest extends TestCase
+{
+    public function testLoad()
+    {
+        $loader = new IniFileLoader();
+        $resource = __DIR__.'/../fixtures/resources.ini';
+        $catalogue = $loader->load($resource, 'en', 'domain1');
+
+        $this->assertEquals(['foo' => 'bar'], $catalogue->all('domain1'));
+        $this->assertEquals('en', $catalogue->getLocale());
+        $this->assertEquals([new FileResource($resource)], $catalogue->getResources());
+    }
+
+    public function testLoadDoesNothingIfEmpty()
+    {
+        $loader = new IniFileLoader();
+        $resource = __DIR__.'/../fixtures/empty.ini';
+        $catalogue = $loader->load($resource, 'en', 'domain1');
+
+        $this->assertEquals([], $catalogue->all('domain1'));
+        $this->assertEquals('en', $catalogue->getLocale());
+        $this->assertEquals([new FileResource($resource)], $catalogue->getResources());
+    }
+
+    public function testLoadNonExistingResource()
+    {
+        $this->expectException('Symfony\Component\Translation\Exception\NotFoundResourceException');
+        $loader = new IniFileLoader();
+        $resource = __DIR__.'/../fixtures/non-existing.ini';
+        $loader->load($resource, 'en', 'domain1');
+    }
+}

vendor/symfony/translation/Tests/Loader/JsonFileLoaderTest.php

@@ -0,0 +1,58 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Translation\Tests\Loader;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\Config\Resource\FileResource;
+use Symfony\Component\Translation\Loader\JsonFileLoader;
+
+class JsonFileLoaderTest extends TestCase
+{
+    public function testLoad()
+    {
+        $loader = new JsonFileLoader();
+        $resource = __DIR__.'/../fixtures/resources.json';
+        $catalogue = $loader->load($resource, 'en', 'domain1');
+
+        $this->assertEquals(['foo' => 'bar'], $catalogue->all('domain1'));
+        $this->assertEquals('en', $catalogue->getLocale());
+        $this->assertEquals([new FileResource($resource)], $catalogue->getResources());
+    }
+
+    public function testLoadDoesNothingIfEmpty()
+    {
+        $loader = new JsonFileLoader();
+        $resource = __DIR__.'/../fixtures/empty.json';
+        $catalogue = $loader->load($resource, 'en', 'domain1');
+
+        $this->assertEquals([], $catalogue->all('domain1'));
+        $this->assertEquals('en', $catalogue->getLocale());
+        $this->assertEquals([new FileResource($resource)], $catalogue->getResources());
+    }
+
+    public function testLoadNonExistingResource()
+    {
+        $this->expectException('Symfony\Component\Translation\Exception\NotFoundResourceException');
+        $loader = new JsonFileLoader();
+        $resource = __DIR__.'/../fixtures/non-existing.json';
+        $loader->load($resource, 'en', 'domain1');
+    }
+
+    public function testParseException()
+    {
+        $this->expectException('Symfony\Component\Translation\Exception\InvalidResourceException');
+        $this->expectExceptionMessage('Error parsing JSON: Syntax error, malformed JSON');
+        $loader = new JsonFileLoader();
+        $resource = __DIR__.'/../fixtures/malformed.json';
+        $loader->load($resource, 'en', 'domain1');
+    }
+}

vendor/symfony/translation/Tests/Loader/LocalizedTestCase.php

@@ -0,0 +1,24 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Translation\Tests\Loader;
+
+use PHPUnit\Framework\TestCase;
+
+abstract class LocalizedTestCase extends TestCase
+{
+    protected function setUp()
+    {
+        if (!\extension_loaded('intl')) {
+            $this->markTestSkipped('Extension intl is required.');
+        }
+    }
+}

vendor/symfony/translation/Tests/Loader/MoFileLoaderTest.php

@@ -0,0 +1,71 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Translation\Tests\Loader;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\Config\Resource\FileResource;
+use Symfony\Component\Translation\Loader\MoFileLoader;
+
+class MoFileLoaderTest extends TestCase
+{
+    public function testLoad()
+    {
+        $loader = new MoFileLoader();
+        $resource = __DIR__.'/../fixtures/resources.mo';
+        $catalogue = $loader->load($resource, 'en', 'domain1');
+
+        $this->assertEquals(['foo' => 'bar'], $catalogue->all('domain1'));
+        $this->assertEquals('en', $catalogue->getLocale());
+        $this->assertEquals([new FileResource($resource)], $catalogue->getResources());
+    }
+
+    public function testLoadPlurals()
+    {
+        $loader = new MoFileLoader();
+        $resource = __DIR__.'/../fixtures/plurals.mo';
+        $catalogue = $loader->load($resource, 'en', 'domain1');
+
+        $this->assertEquals([
+            'foo|foos' => 'bar|bars',
+            '{0} no foos|one foo|%count% foos' => '{0} no bars|one bar|%count% bars',
+        ], $catalogue->all('domain1'));
+        $this->assertEquals('en', $catalogue->getLocale());
+        $this->assertEquals([new FileResource($resource)], $catalogue->getResources());
+    }
+
+    public function testLoadNonExistingResource()
+    {
+        $this->expectException('Symfony\Component\Translation\Exception\NotFoundResourceException');
+        $loader = new MoFileLoader();
+        $resource = __DIR__.'/../fixtures/non-existing.mo';
+        $loader->load($resource, 'en', 'domain1');
+    }
+
+    public function testLoadInvalidResource()
+    {
+        $this->expectException('Symfony\Component\Translation\Exception\InvalidResourceException');
+        $loader = new MoFileLoader();
+        $resource = __DIR__.'/../fixtures/empty.mo';
+        $loader->load($resource, 'en', 'domain1');
+    }
+
+    public function testLoadEmptyTranslation()
+    {
+        $loader = new MoFileLoader();
+        $resource = __DIR__.'/../fixtures/empty-translation.mo';
+        $catalogue = $loader->load($resource, 'en', 'message');
+
+        $this->assertEquals([], $catalogue->all('message'));
+        $this->assertEquals('en', $catalogue->getLocale());
+        $this->assertEquals([new FileResource($resource)], $catalogue->getResources());
+    }
+}

vendor/symfony/translation/Tests/Loader/PhpFileLoaderTest.php

@@ -0,0 +1,46 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Translation\Tests\Loader;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\Config\Resource\FileResource;
+use Symfony\Component\Translation\Loader\PhpFileLoader;
+
+class PhpFileLoaderTest extends TestCase
+{
+    public function testLoad()
+    {
+        $loader = new PhpFileLoader();
+        $resource = __DIR__.'/../fixtures/resources.php';
+        $catalogue = $loader->load($resource, 'en', 'domain1');
+
+        $this->assertEquals(['foo' => 'bar'], $catalogue->all('domain1'));
+        $this->assertEquals('en', $catalogue->getLocale());
+        $this->assertEquals([new FileResource($resource)], $catalogue->getResources());
+    }
+
+    public function testLoadNonExistingResource()
+    {
+        $this->expectException('Symfony\Component\Translation\Exception\NotFoundResourceException');
+        $loader = new PhpFileLoader();
+        $resource = __DIR__.'/../fixtures/non-existing.php';
+        $loader->load($resource, 'en', 'domain1');
+    }
+
+    public function testLoadThrowsAnExceptionIfFileNotLocal()
+    {
+        $this->expectException('Symfony\Component\Translation\Exception\InvalidResourceException');
+        $loader = new PhpFileLoader();
+        $resource = 'http://example.com/resources.php';
+        $loader->load($resource, 'en', 'domain1');
+    }
+}

vendor/symfony/translation/Tests/Loader/PoFileLoaderTest.php

@@ -0,0 +1,120 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Translation\Tests\Loader;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\Config\Resource\FileResource;
+use Symfony\Component\Translation\Loader\PoFileLoader;
+
+class PoFileLoaderTest extends TestCase
+{
+    public function testLoad()
+    {
+        $loader = new PoFileLoader();
+        $resource = __DIR__.'/../fixtures/resources.po';
+        $catalogue = $loader->load($resource, 'en', 'domain1');
+
+        $this->assertEquals(['foo' => 'bar', 'bar' => 'foo'], $catalogue->all('domain1'));
+        $this->assertEquals('en', $catalogue->getLocale());
+        $this->assertEquals([new FileResource($resource)], $catalogue->getResources());
+    }
+
+    public function testLoadPlurals()
+    {
+        $loader = new PoFileLoader();
+        $resource = __DIR__.'/../fixtures/plurals.po';
+        $catalogue = $loader->load($resource, 'en', 'domain1');
+
+        $this->assertEquals([
+            'foo|foos' => 'bar|bars',
+            '{0} no foos|one foo|%count% foos' => '{0} no bars|one bar|%count% bars',
+        ], $catalogue->all('domain1'));
+        $this->assertEquals('en', $catalogue->getLocale());
+        $this->assertEquals([new FileResource($resource)], $catalogue->getResources());
+    }
+
+    public function testLoadDoesNothingIfEmpty()
+    {
+        $loader = new PoFileLoader();
+        $resource = __DIR__.'/../fixtures/empty.po';
+        $catalogue = $loader->load($resource, 'en', 'domain1');
+
+        $this->assertEquals([], $catalogue->all('domain1'));
+        $this->assertEquals('en', $catalogue->getLocale());
+        $this->assertEquals([new FileResource($resource)], $catalogue->getResources());
+    }
+
+    public function testLoadNonExistingResource()
+    {
+        $this->expectException('Symfony\Component\Translation\Exception\NotFoundResourceException');
+        $loader = new PoFileLoader();
+        $resource = __DIR__.'/../fixtures/non-existing.po';
+        $loader->load($resource, 'en', 'domain1');
+    }
+
+    public function testLoadEmptyTranslation()
+    {
+        $loader = new PoFileLoader();
+        $resource = __DIR__.'/../fixtures/empty-translation.po';
+        $catalogue = $loader->load($resource, 'en', 'domain1');
+
+        $this->assertEquals(['foo' => ''], $catalogue->all('domain1'));
+        $this->assertEquals('en', $catalogue->getLocale());
+        $this->assertEquals([new FileResource($resource)], $catalogue->getResources());
+    }
+
+    public function testEscapedId()
+    {
+        $loader = new PoFileLoader();
+        $resource = __DIR__.'/../fixtures/escaped-id.po';
+        $catalogue = $loader->load($resource, 'en', 'domain1');
+
+        $messages = $catalogue->all('domain1');
+        $this->assertArrayHasKey('escaped "foo"', $messages);
+        $this->assertEquals('escaped "bar"', $messages['escaped "foo"']);
+    }
+
+    public function testEscapedIdPlurals()
+    {
+        $loader = new PoFileLoader();
+        $resource = __DIR__.'/../fixtures/escaped-id-plurals.po';
+        $catalogue = $loader->load($resource, 'en', 'domain1');
+
+        $messages = $catalogue->all('domain1');
+        $this->assertArrayHasKey('escaped "foo"|escaped "foos"', $messages);
+        $this->assertEquals('escaped "bar"|escaped "bars"', $messages['escaped "foo"|escaped "foos"']);
+    }
+
+    public function testSkipFuzzyTranslations()
+    {
+        $loader = new PoFileLoader();
+        $resource = __DIR__.'/../fixtures/fuzzy-translations.po';
+        $catalogue = $loader->load($resource, 'en', 'domain1');
+
+        $messages = $catalogue->all('domain1');
+        $this->assertArrayHasKey('foo1', $messages);
+        $this->assertArrayNotHasKey('foo2', $messages);
+        $this->assertArrayHasKey('foo3', $messages);
+    }
+
+    public function testMissingPlurals()
+    {
+        $loader = new PoFileLoader();
+        $resource = __DIR__.'/../fixtures/missing-plurals.po';
+        $catalogue = $loader->load($resource, 'en', 'domain1');
+
+        $this->assertEquals([
+            'foo|foos' => '-|bar|-|bars',
+        ], $catalogue->all('domain1'));
+        $this->assertEquals('en', $catalogue->getLocale());
+    }
+}

vendor/symfony/translation/Tests/Loader/QtFileLoaderTest.php

@@ -0,0 +1,65 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Translation\Tests\Loader;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\Config\Resource\FileResource;
+use Symfony\Component\Translation\Loader\QtFileLoader;
+
+class QtFileLoaderTest extends TestCase
+{
+    public function testLoad()
+    {
+        $loader = new QtFileLoader();
+        $resource = __DIR__.'/../fixtures/resources.ts';
+        $catalogue = $loader->load($resource, 'en', 'resources');
+
+        $this->assertEquals(['foo' => 'bar'], $catalogue->all('resources'));
+        $this->assertEquals('en', $catalogue->getLocale());
+        $this->assertEquals([new FileResource($resource)], $catalogue->getResources());
+    }
+
+    public function testLoadNonExistingResource()
+    {
+        $this->expectException('Symfony\Component\Translation\Exception\NotFoundResourceException');
+        $loader = new QtFileLoader();
+        $resource = __DIR__.'/../fixtures/non-existing.ts';
+        $loader->load($resource, 'en', 'domain1');
+    }
+
+    public function testLoadNonLocalResource()
+    {
+        $this->expectException('Symfony\Component\Translation\Exception\InvalidResourceException');
+        $loader = new QtFileLoader();
+        $resource = 'http://domain1.com/resources.ts';
+        $loader->load($resource, 'en', 'domain1');
+    }
+
+    public function testLoadInvalidResource()
+    {
+        $this->expectException('Symfony\Component\Translation\Exception\InvalidResourceException');
+        $loader = new QtFileLoader();
+        $resource = __DIR__.'/../fixtures/invalid-xml-resources.xlf';
+        $loader->load($resource, 'en', 'domain1');
+    }
+
+    public function testLoadEmptyResource()
+    {
+        $loader = new QtFileLoader();
+        $resource = __DIR__.'/../fixtures/empty.xlf';
+
+        $this->expectException('Symfony\Component\Translation\Exception\InvalidResourceException');
+        $this->expectExceptionMessage(sprintf('Unable to load "%s".', $resource));
+
+        $loader->load($resource, 'en', 'domain1');
+    }
+}

vendor/symfony/translation/Tests/Loader/XliffFileLoaderTest.php

@@ -0,0 +1,250 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Translation\Tests\Loader;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\Config\Resource\FileResource;
+use Symfony\Component\Translation\Loader\XliffFileLoader;
+
+class XliffFileLoaderTest extends TestCase
+{
+    public function testLoad()
+    {
+        $loader = new XliffFileLoader();
+        $resource = __DIR__.'/../fixtures/resources.xlf';
+        $catalogue = $loader->load($resource, 'en', 'domain1');
+
+        $this->assertEquals('en', $catalogue->getLocale());
+        $this->assertEquals([new FileResource($resource)], $catalogue->getResources());
+        $this->assertSame([], libxml_get_errors());
+        $this->assertContainsOnly('string', $catalogue->all('domain1'));
+    }
+
+    public function testLoadWithInternalErrorsEnabled()
+    {
+        $internalErrors = libxml_use_internal_errors(true);
+
+        $this->assertSame([], libxml_get_errors());
+
+        $loader = new XliffFileLoader();
+        $resource = __DIR__.'/../fixtures/resources.xlf';
+        $catalogue = $loader->load($resource, 'en', 'domain1');
+
+        $this->assertEquals('en', $catalogue->getLocale());
+        $this->assertEquals([new FileResource($resource)], $catalogue->getResources());
+        $this->assertSame([], libxml_get_errors());
+
+        libxml_clear_errors();
+        libxml_use_internal_errors($internalErrors);
+    }
+
+    public function testLoadWithExternalEntitiesDisabled()
+    {
+        if (\LIBXML_VERSION < 20900) {
+            $disableEntities = libxml_disable_entity_loader(true);
+        }
+
+        $loader = new XliffFileLoader();
+        $resource = __DIR__.'/../fixtures/resources.xlf';
+        $catalogue = $loader->load($resource, 'en', 'domain1');
+
+        if (\LIBXML_VERSION < 20900) {
+            libxml_disable_entity_loader($disableEntities);
+        }
+
+        $this->assertEquals('en', $catalogue->getLocale());
+        $this->assertEquals([new FileResource($resource)], $catalogue->getResources());
+    }
+
+    public function testLoadWithResname()
+    {
+        $loader = new XliffFileLoader();
+        $catalogue = $loader->load(__DIR__.'/../fixtures/resname.xlf', 'en', 'domain1');
+
+        $this->assertEquals(['foo' => 'bar', 'bar' => 'baz', 'baz' => 'foo', 'qux' => 'qux source'], $catalogue->all('domain1'));
+    }
+
+    public function testIncompleteResource()
+    {
+        $loader = new XliffFileLoader();
+        $catalogue = $loader->load(__DIR__.'/../fixtures/resources.xlf', 'en', 'domain1');
+
+        $this->assertEquals(['foo' => 'bar', 'extra' => 'extra', 'key' => '', 'test' => 'with'], $catalogue->all('domain1'));
+    }
+
+    public function testEncoding()
+    {
+        $loader = new XliffFileLoader();
+        $catalogue = $loader->load(__DIR__.'/../fixtures/encoding.xlf', 'en', 'domain1');
+
+        $this->assertEquals(utf8_decode('föö'), $catalogue->get('bar', 'domain1'));
+        $this->assertEquals(utf8_decode('bär'), $catalogue->get('foo', 'domain1'));
+        $this->assertEquals(['notes' => [['content' => utf8_decode('bäz')]], 'id' => '1'], $catalogue->getMetadata('foo', 'domain1'));
+    }
+
+    public function testTargetAttributesAreStoredCorrectly()
+    {
+        $loader = new XliffFileLoader();
+        $catalogue = $loader->load(__DIR__.'/../fixtures/with-attributes.xlf', 'en', 'domain1');
+
+        $metadata = $catalogue->getMetadata('foo', 'domain1');
+        $this->assertEquals('translated', $metadata['target-attributes']['state']);
+    }
+
+    public function testLoadInvalidResource()
+    {
+        $this->expectException('Symfony\Component\Translation\Exception\InvalidResourceException');
+        $loader = new XliffFileLoader();
+        $loader->load(__DIR__.'/../fixtures/resources.php', 'en', 'domain1');
+    }
+
+    public function testLoadResourceDoesNotValidate()
+    {
+        $this->expectException('Symfony\Component\Translation\Exception\InvalidResourceException');
+        $loader = new XliffFileLoader();
+        $loader->load(__DIR__.'/../fixtures/non-valid.xlf', 'en', 'domain1');
+    }
+
+    public function testLoadNonExistingResource()
+    {
+        $this->expectException('Symfony\Component\Translation\Exception\NotFoundResourceException');
+        $loader = new XliffFileLoader();
+        $resource = __DIR__.'/../fixtures/non-existing.xlf';
+        $loader->load($resource, 'en', 'domain1');
+    }
+
+    public function testLoadThrowsAnExceptionIfFileNotLocal()
+    {
+        $this->expectException('Symfony\Component\Translation\Exception\InvalidResourceException');
+        $loader = new XliffFileLoader();
+        $resource = 'http://example.com/resources.xlf';
+        $loader->load($resource, 'en', 'domain1');
+    }
+
+    public function testDocTypeIsNotAllowed()
+    {
+        $this->expectException('Symfony\Component\Translation\Exception\InvalidResourceException');
+        $this->expectExceptionMessage('Document types are not allowed.');
+        $loader = new XliffFileLoader();
+        $loader->load(__DIR__.'/../fixtures/withdoctype.xlf', 'en', 'domain1');
+    }
+
+    public function testParseEmptyFile()
+    {
+        $loader = new XliffFileLoader();
+        $resource = __DIR__.'/../fixtures/empty.xlf';
+
+        $this->expectException('Symfony\Component\Translation\Exception\InvalidResourceException');
+        $this->expectExceptionMessage(sprintf('Unable to load "%s":', $resource));
+
+        $loader->load($resource, 'en', 'domain1');
+    }
+
+    public function testLoadNotes()
+    {
+        $loader = new XliffFileLoader();
+        $catalogue = $loader->load(__DIR__.'/../fixtures/withnote.xlf', 'en', 'domain1');
+
+        $this->assertEquals(['notes' => [['priority' => 1, 'content' => 'foo']], 'id' => '1'], $catalogue->getMetadata('foo', 'domain1'));
+        // message without target
+        $this->assertEquals(['notes' => [['content' => 'bar', 'from' => 'foo']], 'id' => '2'], $catalogue->getMetadata('extra', 'domain1'));
+        // message with empty target
+        $this->assertEquals(['notes' => [['content' => 'baz'], ['priority' => 2, 'from' => 'bar', 'content' => 'qux']], 'id' => '123'], $catalogue->getMetadata('key', 'domain1'));
+    }
+
+    public function testLoadVersion2()
+    {
+        $loader = new XliffFileLoader();
+        $resource = __DIR__.'/../fixtures/resources-2.0.xlf';
+        $catalogue = $loader->load($resource, 'en', 'domain1');
+
+        $this->assertEquals('en', $catalogue->getLocale());
+        $this->assertEquals([new FileResource($resource)], $catalogue->getResources());
+        $this->assertSame([], libxml_get_errors());
+
+        $domains = $catalogue->all();
+        $this->assertCount(3, $domains['domain1']);
+        $this->assertContainsOnly('string', $catalogue->all('domain1'));
+
+        // target attributes
+        $this->assertEquals(['target-attributes' => ['order' => 1]], $catalogue->getMetadata('bar', 'domain1'));
+    }
+
+    public function testLoadVersion2WithNoteMeta()
+    {
+        $loader = new XliffFileLoader();
+        $resource = __DIR__.'/../fixtures/resources-notes-meta.xlf';
+        $catalogue = $loader->load($resource, 'en', 'domain1');
+
+        $this->assertEquals('en', $catalogue->getLocale());
+        $this->assertEquals([new FileResource($resource)], $catalogue->getResources());
+        $this->assertSame([], libxml_get_errors());
+
+        // test for "foo" metadata
+        $this->assertTrue($catalogue->defines('foo', 'domain1'));
+        $metadata = $catalogue->getMetadata('foo', 'domain1');
+        $this->assertNotEmpty($metadata);
+        $this->assertCount(3, $metadata['notes']);
+
+        $this->assertEquals('state', $metadata['notes'][0]['category']);
+        $this->assertEquals('new', $metadata['notes'][0]['content']);
+
+        $this->assertEquals('approved', $metadata['notes'][1]['category']);
+        $this->assertEquals('true', $metadata['notes'][1]['content']);
+
+        $this->assertEquals('section', $metadata['notes'][2]['category']);
+        $this->assertEquals('1', $metadata['notes'][2]['priority']);
+        $this->assertEquals('user login', $metadata['notes'][2]['content']);
+
+        // test for "baz" metadata
+        $this->assertTrue($catalogue->defines('baz', 'domain1'));
+        $metadata = $catalogue->getMetadata('baz', 'domain1');
+        $this->assertNotEmpty($metadata);
+        $this->assertCount(2, $metadata['notes']);
+
+        $this->assertEquals('x', $metadata['notes'][0]['id']);
+        $this->assertEquals('x_content', $metadata['notes'][0]['content']);
+
+        $this->assertEquals('target', $metadata['notes'][1]['appliesTo']);
+        $this->assertEquals('quality', $metadata['notes'][1]['category']);
+        $this->assertEquals('Fuzzy', $metadata['notes'][1]['content']);
+    }
+
+    public function testLoadVersion2WithMultiSegmentUnit()
+    {
+        $loader = new XliffFileLoader();
+        $resource = __DIR__.'/../fixtures/resources-2.0-multi-segment-unit.xlf';
+        $catalog = $loader->load($resource, 'en', 'domain1');
+
+        $this->assertSame('en', $catalog->getLocale());
+        $this->assertEquals([new FileResource($resource)], $catalog->getResources());
+        $this->assertFalse(libxml_get_last_error());
+
+        // test for "foo" metadata
+        $this->assertTrue($catalog->defines('foo', 'domain1'));
+        $metadata = $catalog->getMetadata('foo', 'domain1');
+        $this->assertNotEmpty($metadata);
+        $this->assertCount(1, $metadata['notes']);
+
+        $this->assertSame('processed', $metadata['notes'][0]['category']);
+        $this->assertSame('true', $metadata['notes'][0]['content']);
+
+        // test for "bar" metadata
+        $this->assertTrue($catalog->defines('bar', 'domain1'));
+        $metadata = $catalog->getMetadata('bar', 'domain1');
+        $this->assertNotEmpty($metadata);
+        $this->assertCount(1, $metadata['notes']);
+
+        $this->assertSame('processed', $metadata['notes'][0]['category']);
+        $this->assertSame('true', $metadata['notes'][0]['content']);
+    }
+}

vendor/symfony/translation/Tests/Loader/YamlFileLoaderTest.php

@@ -0,0 +1,65 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Translation\Tests\Loader;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\Config\Resource\FileResource;
+use Symfony\Component\Translation\Loader\YamlFileLoader;
+
+class YamlFileLoaderTest extends TestCase
+{
+    public function testLoad()
+    {
+        $loader = new YamlFileLoader();
+        $resource = __DIR__.'/../fixtures/resources.yml';
+        $catalogue = $loader->load($resource, 'en', 'domain1');
+
+        $this->assertEquals(['foo' => 'bar'], $catalogue->all('domain1'));
+        $this->assertEquals('en', $catalogue->getLocale());
+        $this->assertEquals([new FileResource($resource)], $catalogue->getResources());
+    }
+
+    public function testLoadDoesNothingIfEmpty()
+    {
+        $loader = new YamlFileLoader();
+        $resource = __DIR__.'/../fixtures/empty.yml';
+        $catalogue = $loader->load($resource, 'en', 'domain1');
+
+        $this->assertEquals([], $catalogue->all('domain1'));
+        $this->assertEquals('en', $catalogue->getLocale());
+        $this->assertEquals([new FileResource($resource)], $catalogue->getResources());
+    }
+
+    public function testLoadNonExistingResource()
+    {
+        $this->expectException('Symfony\Component\Translation\Exception\NotFoundResourceException');
+        $loader = new YamlFileLoader();
+        $resource = __DIR__.'/../fixtures/non-existing.yml';
+        $loader->load($resource, 'en', 'domain1');
+    }
+
+    public function testLoadThrowsAnExceptionIfFileNotLocal()
+    {
+        $this->expectException('Symfony\Component\Translation\Exception\InvalidResourceException');
+        $loader = new YamlFileLoader();
+        $resource = 'http://example.com/resources.yml';
+        $loader->load($resource, 'en', 'domain1');
+    }
+
+    public function testLoadThrowsAnExceptionIfNotAnArray()
+    {
+        $this->expectException('Symfony\Component\Translation\Exception\InvalidResourceException');
+        $loader = new YamlFileLoader();
+        $resource = __DIR__.'/../fixtures/non-valid.yml';
+        $loader->load($resource, 'en', 'domain1');
+    }
+}

vendor/symfony/translation/Tests/LoggingTranslatorTest.php

@@ -0,0 +1,50 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Translation\Tests;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\Translation\Loader\ArrayLoader;
+use Symfony\Component\Translation\LoggingTranslator;
+use Symfony\Component\Translation\Translator;
+
+class LoggingTranslatorTest extends TestCase
+{
+    public function testTransWithNoTranslationIsLogged()
+    {
+        $logger = $this->getMockBuilder('Psr\Log\LoggerInterface')->getMock();
+        $logger->expects($this->exactly(2))
+            ->method('warning')
+            ->with('Translation not found.')
+        ;
+
+        $translator = new Translator('ar');
+        $loggableTranslator = new LoggingTranslator($translator, $logger);
+        $loggableTranslator->transChoice('some_message2', 10, ['%count%' => 10]);
+        $loggableTranslator->trans('bar');
+    }
+
+    public function testTransChoiceFallbackIsLogged()
+    {
+        $logger = $this->getMockBuilder('Psr\Log\LoggerInterface')->getMock();
+        $logger->expects($this->once())
+            ->method('debug')
+            ->with('Translation use fallback catalogue.')
+        ;
+
+        $translator = new Translator('ar');
+        $translator->setFallbackLocales(['en']);
+        $translator->addLoader('array', new ArrayLoader());
+        $translator->addResource('array', ['some_message2' => 'one thing|%count% things'], 'en');
+        $loggableTranslator = new LoggingTranslator($translator, $logger);
+        $loggableTranslator->transChoice('some_message2', 10, ['%count%' => 10]);
+    }
+}

vendor/symfony/translation/Tests/MessageCatalogueTest.php

@@ -0,0 +1,216 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Translation\Tests;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\Translation\MessageCatalogue;
+
+class MessageCatalogueTest extends TestCase
+{
+    public function testGetLocale()
+    {
+        $catalogue = new MessageCatalogue('en');
+
+        $this->assertEquals('en', $catalogue->getLocale());
+    }
+
+    public function testGetDomains()
+    {
+        $catalogue = new MessageCatalogue('en', ['domain1' => [], 'domain2' => []]);
+
+        $this->assertEquals(['domain1', 'domain2'], $catalogue->getDomains());
+    }
+
+    public function testAll()
+    {
+        $catalogue = new MessageCatalogue('en', $messages = ['domain1' => ['foo' => 'foo'], 'domain2' => ['bar' => 'bar']]);
+
+        $this->assertEquals(['foo' => 'foo'], $catalogue->all('domain1'));
+        $this->assertEquals([], $catalogue->all('domain88'));
+        $this->assertEquals($messages, $catalogue->all());
+    }
+
+    public function testHas()
+    {
+        $catalogue = new MessageCatalogue('en', ['domain1' => ['foo' => 'foo'], 'domain2' => ['bar' => 'bar']]);
+
+        $this->assertTrue($catalogue->has('foo', 'domain1'));
+        $this->assertFalse($catalogue->has('bar', 'domain1'));
+        $this->assertFalse($catalogue->has('foo', 'domain88'));
+    }
+
+    public function testGetSet()
+    {
+        $catalogue = new MessageCatalogue('en', ['domain1' => ['foo' => 'foo'], 'domain2' => ['bar' => 'bar']]);
+        $catalogue->set('foo1', 'foo1', 'domain1');
+
+        $this->assertEquals('foo', $catalogue->get('foo', 'domain1'));
+        $this->assertEquals('foo1', $catalogue->get('foo1', 'domain1'));
+    }
+
+    public function testAdd()
+    {
+        $catalogue = new MessageCatalogue('en', ['domain1' => ['foo' => 'foo'], 'domain2' => ['bar' => 'bar']]);
+        $catalogue->add(['foo1' => 'foo1'], 'domain1');
+
+        $this->assertEquals('foo', $catalogue->get('foo', 'domain1'));
+        $this->assertEquals('foo1', $catalogue->get('foo1', 'domain1'));
+
+        $catalogue->add(['foo' => 'bar'], 'domain1');
+        $this->assertEquals('bar', $catalogue->get('foo', 'domain1'));
+        $this->assertEquals('foo1', $catalogue->get('foo1', 'domain1'));
+
+        $catalogue->add(['foo' => 'bar'], 'domain88');
+        $this->assertEquals('bar', $catalogue->get('foo', 'domain88'));
+    }
+
+    public function testReplace()
+    {
+        $catalogue = new MessageCatalogue('en', ['domain1' => ['foo' => 'foo'], 'domain2' => ['bar' => 'bar']]);
+        $catalogue->replace($messages = ['foo1' => 'foo1'], 'domain1');
+
+        $this->assertEquals($messages, $catalogue->all('domain1'));
+    }
+
+    public function testAddCatalogue()
+    {
+        $r = $this->getMockBuilder('Symfony\Component\Config\Resource\ResourceInterface')->getMock();
+        $r->expects($this->any())->method('__toString')->willReturn('r');
+
+        $r1 = $this->getMockBuilder('Symfony\Component\Config\Resource\ResourceInterface')->getMock();
+        $r1->expects($this->any())->method('__toString')->willReturn('r1');
+
+        $catalogue = new MessageCatalogue('en', ['domain1' => ['foo' => 'foo'], 'domain2' => ['bar' => 'bar']]);
+        $catalogue->addResource($r);
+
+        $catalogue1 = new MessageCatalogue('en', ['domain1' => ['foo1' => 'foo1']]);
+        $catalogue1->addResource($r1);
+
+        $catalogue->addCatalogue($catalogue1);
+
+        $this->assertEquals('foo', $catalogue->get('foo', 'domain1'));
+        $this->assertEquals('foo1', $catalogue->get('foo1', 'domain1'));
+
+        $this->assertEquals([$r, $r1], $catalogue->getResources());
+    }
+
+    public function testAddFallbackCatalogue()
+    {
+        $r = $this->getMockBuilder('Symfony\Component\Config\Resource\ResourceInterface')->getMock();
+        $r->expects($this->any())->method('__toString')->willReturn('r');
+
+        $r1 = $this->getMockBuilder('Symfony\Component\Config\Resource\ResourceInterface')->getMock();
+        $r1->expects($this->any())->method('__toString')->willReturn('r1');
+
+        $r2 = $this->getMockBuilder('Symfony\Component\Config\Resource\ResourceInterface')->getMock();
+        $r2->expects($this->any())->method('__toString')->willReturn('r2');
+
+        $catalogue = new MessageCatalogue('fr_FR', ['domain1' => ['foo' => 'foo'], 'domain2' => ['bar' => 'bar']]);
+        $catalogue->addResource($r);
+
+        $catalogue1 = new MessageCatalogue('fr', ['domain1' => ['foo' => 'bar', 'foo1' => 'foo1']]);
+        $catalogue1->addResource($r1);
+
+        $catalogue2 = new MessageCatalogue('en');
+        $catalogue2->addResource($r2);
+
+        $catalogue->addFallbackCatalogue($catalogue1);
+        $catalogue1->addFallbackCatalogue($catalogue2);
+
+        $this->assertEquals('foo', $catalogue->get('foo', 'domain1'));
+        $this->assertEquals('foo1', $catalogue->get('foo1', 'domain1'));
+
+        $this->assertEquals([$r, $r1, $r2], $catalogue->getResources());
+    }
+
+    public function testAddFallbackCatalogueWithParentCircularReference()
+    {
+        $this->expectException('Symfony\Component\Translation\Exception\LogicException');
+        $main = new MessageCatalogue('en_US');
+        $fallback = new MessageCatalogue('fr_FR');
+
+        $fallback->addFallbackCatalogue($main);
+        $main->addFallbackCatalogue($fallback);
+    }
+
+    public function testAddFallbackCatalogueWithFallbackCircularReference()
+    {
+        $this->expectException('Symfony\Component\Translation\Exception\LogicException');
+        $fr = new MessageCatalogue('fr');
+        $en = new MessageCatalogue('en');
+        $es = new MessageCatalogue('es');
+
+        $fr->addFallbackCatalogue($en);
+        $es->addFallbackCatalogue($en);
+        $en->addFallbackCatalogue($fr);
+    }
+
+    public function testAddCatalogueWhenLocaleIsNotTheSameAsTheCurrentOne()
+    {
+        $this->expectException('Symfony\Component\Translation\Exception\LogicException');
+        $catalogue = new MessageCatalogue('en');
+        $catalogue->addCatalogue(new MessageCatalogue('fr', []));
+    }
+
+    public function testGetAddResource()
+    {
+        $catalogue = new MessageCatalogue('en');
+        $r = $this->getMockBuilder('Symfony\Component\Config\Resource\ResourceInterface')->getMock();
+        $r->expects($this->any())->method('__toString')->willReturn('r');
+        $catalogue->addResource($r);
+        $catalogue->addResource($r);
+        $r1 = $this->getMockBuilder('Symfony\Component\Config\Resource\ResourceInterface')->getMock();
+        $r1->expects($this->any())->method('__toString')->willReturn('r1');
+        $catalogue->addResource($r1);
+
+        $this->assertEquals([$r, $r1], $catalogue->getResources());
+    }
+
+    public function testMetadataDelete()
+    {
+        $catalogue = new MessageCatalogue('en');
+        $this->assertEquals([], $catalogue->getMetadata('', ''), 'Metadata is empty');
+        $catalogue->deleteMetadata('key', 'messages');
+        $catalogue->deleteMetadata('', 'messages');
+        $catalogue->deleteMetadata();
+    }
+
+    public function testMetadataSetGetDelete()
+    {
+        $catalogue = new MessageCatalogue('en');
+        $catalogue->setMetadata('key', 'value');
+        $this->assertEquals('value', $catalogue->getMetadata('key', 'messages'), "Metadata 'key' = 'value'");
+
+        $catalogue->setMetadata('key2', []);
+        $this->assertEquals([], $catalogue->getMetadata('key2', 'messages'), 'Metadata key2 is array');
+
+        $catalogue->deleteMetadata('key2', 'messages');
+        $this->assertNull($catalogue->getMetadata('key2', 'messages'), 'Metadata key2 should is deleted.');
+
+        $catalogue->deleteMetadata('key2', 'domain');
+        $this->assertNull($catalogue->getMetadata('key2', 'domain'), 'Metadata key2 should is deleted.');
+    }
+
+    public function testMetadataMerge()
+    {
+        $cat1 = new MessageCatalogue('en');
+        $cat1->setMetadata('a', 'b');
+        $this->assertEquals(['messages' => ['a' => 'b']], $cat1->getMetadata('', ''), 'Cat1 contains messages metadata.');
+
+        $cat2 = new MessageCatalogue('en');
+        $cat2->setMetadata('b', 'c', 'domain');
+        $this->assertEquals(['domain' => ['b' => 'c']], $cat2->getMetadata('', ''), 'Cat2 contains domain metadata.');
+
+        $cat1->addCatalogue($cat2);
+        $this->assertEquals(['messages' => ['a' => 'b'], 'domain' => ['b' => 'c']], $cat1->getMetadata('', ''), 'Cat1 contains merged metadata.');
+    }
+}

vendor/symfony/translation/Tests/MessageSelectorTest.php

@@ -0,0 +1,137 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Translation\Tests;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\Translation\MessageSelector;
+
+class MessageSelectorTest extends TestCase
+{
+    /**
+     * @dataProvider getChooseTests
+     */
+    public function testChoose($expected, $id, $number)
+    {
+        $selector = new MessageSelector();
+
+        $this->assertEquals($expected, $selector->choose($id, $number, 'en'));
+    }
+
+    public function testReturnMessageIfExactlyOneStandardRuleIsGiven()
+    {
+        $selector = new MessageSelector();
+
+        $this->assertEquals('There are two apples', $selector->choose('There are two apples', 2, 'en'));
+    }
+
+    /**
+     * @dataProvider getNonMatchingMessages
+     */
+    public function testThrowExceptionIfMatchingMessageCannotBeFound($id, $number)
+    {
+        $this->expectException('Symfony\Component\Translation\Exception\InvalidArgumentException');
+        $selector = new MessageSelector();
+
+        $selector->choose($id, $number, 'en');
+    }
+
+    public function getNonMatchingMessages()
+    {
+        return [
+            ['{0} There are no apples|{1} There is one apple', 2],
+            ['{1} There is one apple|]1,Inf] There are %count% apples', 0],
+            ['{1} There is one apple|]2,Inf] There are %count% apples', 2],
+            ['{0} There are no apples|There is one apple', 2],
+        ];
+    }
+
+    public function getChooseTests()
+    {
+        return [
+            ['There are no apples', '{0} There are no apples|{1} There is one apple|]1,Inf] There are %count% apples', 0],
+            ['There are no apples', '{0}     There are no apples|{1} There is one apple|]1,Inf] There are %count% apples', 0],
+            ['There are no apples', '{0}There are no apples|{1} There is one apple|]1,Inf] There are %count% apples', 0],
+
+            ['There is one apple', '{0} There are no apples|{1} There is one apple|]1,Inf] There are %count% apples', 1],
+
+            ['There are %count% apples', '{0} There are no apples|{1} There is one apple|]1,Inf] There are %count% apples', 10],
+            ['There are %count% apples', '{0} There are no apples|{1} There is one apple|]1,Inf]There are %count% apples', 10],
+            ['There are %count% apples', '{0} There are no apples|{1} There is one apple|]1,Inf]     There are %count% apples', 10],
+
+            ['There are %count% apples', 'There is one apple|There are %count% apples', 0],
+            ['There is one apple', 'There is one apple|There are %count% apples', 1],
+            ['There are %count% apples', 'There is one apple|There are %count% apples', 10],
+
+            ['There are %count% apples', 'one: There is one apple|more: There are %count% apples', 0],
+            ['There is one apple', 'one: There is one apple|more: There are %count% apples', 1],
+            ['There are %count% apples', 'one: There is one apple|more: There are %count% apples', 10],
+
+            ['There are no apples', '{0} There are no apples|one: There is one apple|more: There are %count% apples', 0],
+            ['There is one apple', '{0} There are no apples|one: There is one apple|more: There are %count% apples', 1],
+            ['There are %count% apples', '{0} There are no apples|one: There is one apple|more: There are %count% apples', 10],
+
+            ['', '{0}|{1} There is one apple|]1,Inf] There are %count% apples', 0],
+            ['', '{0} There are no apples|{1}|]1,Inf] There are %count% apples', 1],
+
+            // Indexed only tests which are Gettext PoFile* compatible strings.
+            ['There are %count% apples', 'There is one apple|There are %count% apples', 0],
+            ['There is one apple', 'There is one apple|There are %count% apples', 1],
+            ['There are %count% apples', 'There is one apple|There are %count% apples', 2],
+
+            // Tests for float numbers
+            ['There is almost one apple', '{0} There are no apples|]0,1[ There is almost one apple|{1} There is one apple|[1,Inf] There is more than one apple', 0.7],
+            ['There is one apple', '{0} There are no apples|]0,1[There are %count% apples|{1} There is one apple|[1,Inf] There is more than one apple', 1],
+            ['There is more than one apple', '{0} There are no apples|]0,1[There are %count% apples|{1} There is one apple|[1,Inf] There is more than one apple', 1.7],
+            ['There are no apples', '{0} There are no apples|]0,1[There are %count% apples|{1} There is one apple|[1,Inf] There is more than one apple', 0],
+            ['There are no apples', '{0} There are no apples|]0,1[There are %count% apples|{1} There is one apple|[1,Inf] There is more than one apple', 0.0],
+            ['There are no apples', '{0.0} There are no apples|]0,1[There are %count% apples|{1} There is one apple|[1,Inf] There is more than one apple', 0],
+
+            // Test texts with new-lines
+            // with double-quotes and \n in id & double-quotes and actual newlines in text
+            ["This is a text with a\n            new-line in it. Selector = 0.", '{0}This is a text with a
+            new-line in it. Selector = 0.|{1}This is a text with a
+            new-line in it. Selector = 1.|[1,Inf]This is a text with a
+            new-line in it. Selector > 1.', 0],
+            // with double-quotes and \n in id and single-quotes and actual newlines in text
+            ["This is a text with a\n            new-line in it. Selector = 1.", '{0}This is a text with a
+            new-line in it. Selector = 0.|{1}This is a text with a
+            new-line in it. Selector = 1.|[1,Inf]This is a text with a
+            new-line in it. Selector > 1.', 1],
+            ["This is a text with a\n            new-line in it. Selector > 1.", '{0}This is a text with a
+            new-line in it. Selector = 0.|{1}This is a text with a
+            new-line in it. Selector = 1.|[1,Inf]This is a text with a
+            new-line in it. Selector > 1.', 5],
+            // with double-quotes and id split accros lines
+            ['This is a text with a
+            new-line in it. Selector = 1.', '{0}This is a text with a
+            new-line in it. Selector = 0.|{1}This is a text with a
+            new-line in it. Selector = 1.|[1,Inf]This is a text with a
+            new-line in it. Selector > 1.', 1],
+            // with single-quotes and id split accros lines
+            ['This is a text with a
+            new-line in it. Selector > 1.', '{0}This is a text with a
+            new-line in it. Selector = 0.|{1}This is a text with a
+            new-line in it. Selector = 1.|[1,Inf]This is a text with a
+            new-line in it. Selector > 1.', 5],
+            // with single-quotes and \n in text
+            ['This is a text with a\nnew-line in it. Selector = 0.', '{0}This is a text with a\nnew-line in it. Selector = 0.|{1}This is a text with a\nnew-line in it. Selector = 1.|[1,Inf]This is a text with a\nnew-line in it. Selector > 1.', 0],
+            // with double-quotes and id split accros lines
+            ["This is a text with a\nnew-line in it. Selector = 1.", "{0}This is a text with a\nnew-line in it. Selector = 0.|{1}This is a text with a\nnew-line in it. Selector = 1.|[1,Inf]This is a text with a\nnew-line in it. Selector > 1.", 1],
+            // esacape pipe
+            ['This is a text with | in it. Selector = 0.', '{0}This is a text with || in it. Selector = 0.|{1}This is a text with || in it. Selector = 1.', 0],
+            // Empty plural set (2 plural forms) from a .PO file
+            ['', '|', 1],
+            // Empty plural set (3 plural forms) from a .PO file
+            ['', '||', 1],
+        ];
+    }
+}

vendor/symfony/translation/Tests/PluralizationRulesTest.php

@@ -0,0 +1,122 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Translation\Tests;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\Translation\PluralizationRules;
+
+/**
+ * Test should cover all languages mentioned on http://translate.sourceforge.net/wiki/l10n/pluralforms
+ * and Plural forms mentioned on http://www.gnu.org/software/gettext/manual/gettext.html#Plural-forms.
+ *
+ * See also https://developer.mozilla.org/en/Localization_and_Plurals which mentions 15 rules having a maximum of 6 forms.
+ * The mozilla code is also interesting to check for.
+ *
+ * As mentioned by chx http://drupal.org/node/1273968 we can cover all by testing number from 0 to 199
+ *
+ * The goal to cover all languages is to far fetched so this test case is smaller.
+ *
+ * @author Clemens Tolboom clemens@build2be.nl
+ */
+class PluralizationRulesTest extends TestCase
+{
+    /**
+     * We test failed langcode here.
+     *
+     * TODO: The languages mentioned in the data provide need to get fixed somehow within PluralizationRules.
+     *
+     * @dataProvider failingLangcodes
+     */
+    public function testFailedLangcodes($nplural, $langCodes)
+    {
+        $matrix = $this->generateTestData($langCodes);
+        $this->validateMatrix($nplural, $matrix, false);
+    }
+
+    /**
+     * @dataProvider successLangcodes
+     */
+    public function testLangcodes($nplural, $langCodes)
+    {
+        $matrix = $this->generateTestData($langCodes);
+        $this->validateMatrix($nplural, $matrix);
+    }
+
+    /**
+     * This array should contain all currently known langcodes.
+     *
+     * As it is impossible to have this ever complete we should try as hard as possible to have it almost complete.
+     *
+     * @return array
+     */
+    public function successLangcodes()
+    {
+        return [
+            ['1', ['ay', 'bo', 'cgg', 'dz', 'id', 'ja', 'jbo', 'ka', 'kk', 'km', 'ko', 'ky']],
+            ['2', ['nl', 'fr', 'en', 'de', 'de_GE', 'hy', 'hy_AM']],
+            ['3', ['be', 'bs', 'cs', 'hr']],
+            ['4', ['cy', 'mt', 'sl']],
+            ['6', ['ar']],
+        ];
+    }
+
+    /**
+     * This array should be at least empty within the near future.
+     *
+     * This both depends on a complete list trying to add above as understanding
+     * the plural rules of the current failing languages.
+     *
+     * @return array with nplural together with langcodes
+     */
+    public function failingLangcodes()
+    {
+        return [
+            ['1', ['fa']],
+            ['2', ['jbo']],
+            ['3', ['cbs']],
+            ['4', ['gd', 'kw']],
+            ['5', ['ga']],
+        ];
+    }
+
+    /**
+     * We validate only on the plural coverage. Thus the real rules is not tested.
+     *
+     * @param string $nplural       Plural expected
+     * @param array  $matrix        Containing langcodes and their plural index values
+     * @param bool   $expectSuccess
+     */
+    protected function validateMatrix($nplural, $matrix, $expectSuccess = true)
+    {
+        foreach ($matrix as $langCode => $data) {
+            $indexes = array_flip($data);
+            if ($expectSuccess) {
+                $this->assertCount((int) $nplural, $indexes, "Langcode '$langCode' has '$nplural' plural forms.");
+            } else {
+                $this->assertNotCount((int) $nplural, $indexes, "Langcode '$langCode' has '$nplural' plural forms.");
+            }
+        }
+    }
+
+    protected function generateTestData($langCodes)
+    {
+        $matrix = [];
+        foreach ($langCodes as $langCode) {
+            for ($count = 0; $count < 200; ++$count) {
+                $plural = PluralizationRules::get($count, $langCode);
+                $matrix[$langCode][$count] = $plural;
+            }
+        }
+
+        return $matrix;
+    }
+}

vendor/symfony/translation/Tests/TranslatorCacheTest.php

@@ -0,0 +1,312 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Translation\Tests;
+
+use PHPUnit\Framework\MockObject\MockObject;
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\Config\Resource\SelfCheckingResourceInterface;
+use Symfony\Component\Translation\Loader\ArrayLoader;
+use Symfony\Component\Translation\Loader\LoaderInterface;
+use Symfony\Component\Translation\MessageCatalogue;
+use Symfony\Component\Translation\Translator;
+
+class TranslatorCacheTest extends TestCase
+{
+    protected $tmpDir;
+
+    protected function setUp()
+    {
+        $this->tmpDir = sys_get_temp_dir().'/sf2_translation';
+        $this->deleteTmpDir();
+    }
+
+    protected function tearDown()
+    {
+        $this->deleteTmpDir();
+    }
+
+    protected function deleteTmpDir()
+    {
+        if (!file_exists($dir = $this->tmpDir)) {
+            return;
+        }
+
+        $iterator = new \RecursiveIteratorIterator(new \RecursiveDirectoryIterator($this->tmpDir), \RecursiveIteratorIterator::CHILD_FIRST);
+        foreach ($iterator as $path) {
+            if (preg_match('#[/\\\\]\.\.?$#', $path->__toString())) {
+                continue;
+            }
+            if ($path->isDir()) {
+                rmdir($path->__toString());
+            } else {
+                unlink($path->__toString());
+            }
+        }
+        rmdir($this->tmpDir);
+    }
+
+    /**
+     * @dataProvider runForDebugAndProduction
+     */
+    public function testThatACacheIsUsed($debug)
+    {
+        $locale = 'any_locale';
+        $format = 'some_format';
+        $msgid = 'test';
+
+        // Prime the cache
+        $translator = new Translator($locale, null, $this->tmpDir, $debug);
+        $translator->addLoader($format, new ArrayLoader());
+        $translator->addResource($format, [$msgid => 'OK'], $locale);
+        $translator->trans($msgid);
+
+        // Try again and see we get a valid result whilst no loader can be used
+        $translator = new Translator($locale, null, $this->tmpDir, $debug);
+        $translator->addLoader($format, $this->createFailingLoader());
+        $translator->addResource($format, [$msgid => 'OK'], $locale);
+        $this->assertEquals('OK', $translator->trans($msgid), '-> caching does not work in '.($debug ? 'debug' : 'production'));
+    }
+
+    public function testCatalogueIsReloadedWhenResourcesAreNoLongerFresh()
+    {
+        /*
+         * The testThatACacheIsUsed() test showed that we don't need the loader as long as the cache
+         * is fresh.
+         *
+         * Now we add a Resource that is never fresh and make sure that the
+         * cache is discarded (the loader is called twice).
+         *
+         * We need to run this for debug=true only because in production the cache
+         * will never be revalidated.
+         */
+
+        $locale = 'any_locale';
+        $format = 'some_format';
+        $msgid = 'test';
+
+        $catalogue = new MessageCatalogue($locale, []);
+        $catalogue->addResource(new StaleResource()); // better use a helper class than a mock, because it gets serialized in the cache and re-loaded
+
+        /** @var LoaderInterface|MockObject $loader */
+        $loader = $this->getMockBuilder('Symfony\Component\Translation\Loader\LoaderInterface')->getMock();
+        $loader
+            ->expects($this->exactly(2))
+            ->method('load')
+            ->willReturn($catalogue)
+        ;
+
+        // 1st pass
+        $translator = new Translator($locale, null, $this->tmpDir, true);
+        $translator->addLoader($format, $loader);
+        $translator->addResource($format, null, $locale);
+        $translator->trans($msgid);
+
+        // 2nd pass
+        $translator = new Translator($locale, null, $this->tmpDir, true);
+        $translator->addLoader($format, $loader);
+        $translator->addResource($format, null, $locale);
+        $translator->trans($msgid);
+    }
+
+    /**
+     * @dataProvider runForDebugAndProduction
+     */
+    public function testDifferentTranslatorsForSameLocaleDoNotOverwriteEachOthersCache($debug)
+    {
+        /*
+         * Similar to the previous test. After we used the second translator, make
+         * sure there's still a usable cache for the first one.
+         */
+
+        $locale = 'any_locale';
+        $format = 'some_format';
+        $msgid = 'test';
+
+        // Create a Translator and prime its cache
+        $translator = new Translator($locale, null, $this->tmpDir, $debug);
+        $translator->addLoader($format, new ArrayLoader());
+        $translator->addResource($format, [$msgid => 'OK'], $locale);
+        $translator->trans($msgid);
+
+        // Create another Translator with a different catalogue for the same locale
+        $translator = new Translator($locale, null, $this->tmpDir, $debug);
+        $translator->addLoader($format, new ArrayLoader());
+        $translator->addResource($format, [$msgid => 'FAIL'], $locale);
+        $translator->trans($msgid);
+
+        // Now the first translator must still have a usable cache.
+        $translator = new Translator($locale, null, $this->tmpDir, $debug);
+        $translator->addLoader($format, $this->createFailingLoader());
+        $translator->addResource($format, [$msgid => 'OK'], $locale);
+        $this->assertEquals('OK', $translator->trans($msgid), '-> the cache was overwritten by another translator instance in '.($debug ? 'debug' : 'production'));
+    }
+
+    public function testGeneratedCacheFilesAreOnlyBelongRequestedLocales()
+    {
+        $translator = new Translator('a', null, $this->tmpDir);
+        $translator->setFallbackLocales(['b']);
+        $translator->trans('bar');
+
+        $cachedFiles = glob($this->tmpDir.'/*.php');
+
+        $this->assertCount(1, $cachedFiles);
+    }
+
+    public function testDifferentCacheFilesAreUsedForDifferentSetsOfFallbackLocales()
+    {
+        /*
+         * Because the cache file contains a catalogue including all of its fallback
+         * catalogues, we must take the set of fallback locales into consideration when
+         * loading a catalogue from the cache.
+         */
+        $translator = new Translator('a', null, $this->tmpDir);
+        $translator->setFallbackLocales(['b']);
+
+        $translator->addLoader('array', new ArrayLoader());
+        $translator->addResource('array', ['foo' => 'foo (a)'], 'a');
+        $translator->addResource('array', ['bar' => 'bar (b)'], 'b');
+
+        $this->assertEquals('bar (b)', $translator->trans('bar'));
+
+        // Remove fallback locale
+        $translator->setFallbackLocales([]);
+        $this->assertEquals('bar', $translator->trans('bar'));
+
+        // Use a fresh translator with no fallback locales, result should be the same
+        $translator = new Translator('a', null, $this->tmpDir);
+
+        $translator->addLoader('array', new ArrayLoader());
+        $translator->addResource('array', ['foo' => 'foo (a)'], 'a');
+        $translator->addResource('array', ['bar' => 'bar (b)'], 'b');
+
+        $this->assertEquals('bar', $translator->trans('bar'));
+    }
+
+    public function testPrimaryAndFallbackCataloguesContainTheSameMessagesRegardlessOfCaching()
+    {
+        /*
+         * As a safeguard against potential BC breaks, make sure that primary and fallback
+         * catalogues (reachable via getFallbackCatalogue()) always contain the full set of
+         * messages provided by the loader. This must also be the case when these catalogues
+         * are (internally) read from a cache.
+         *
+         * Optimizations inside the translator must not change this behavior.
+         */
+
+        /*
+         * Create a translator that loads two catalogues for two different locales.
+         * The catalogues contain distinct sets of messages.
+         */
+        $translator = new Translator('a', null, $this->tmpDir);
+        $translator->setFallbackLocales(['b']);
+
+        $translator->addLoader('array', new ArrayLoader());
+        $translator->addResource('array', ['foo' => 'foo (a)'], 'a');
+        $translator->addResource('array', ['foo' => 'foo (b)'], 'b');
+        $translator->addResource('array', ['bar' => 'bar (b)'], 'b');
+
+        $catalogue = $translator->getCatalogue('a');
+        $this->assertFalse($catalogue->defines('bar')); // Sure, the "a" catalogue does not contain that message.
+
+        $fallback = $catalogue->getFallbackCatalogue();
+        $this->assertTrue($fallback->defines('foo')); // "foo" is present in "a" and "b"
+
+        /*
+         * Now, repeat the same test.
+         * Behind the scenes, the cache is used. But that should not matter, right?
+         */
+        $translator = new Translator('a', null, $this->tmpDir);
+        $translator->setFallbackLocales(['b']);
+
+        $translator->addLoader('array', new ArrayLoader());
+        $translator->addResource('array', ['foo' => 'foo (a)'], 'a');
+        $translator->addResource('array', ['foo' => 'foo (b)'], 'b');
+        $translator->addResource('array', ['bar' => 'bar (b)'], 'b');
+
+        $catalogue = $translator->getCatalogue('a');
+        $this->assertFalse($catalogue->defines('bar'));
+
+        $fallback = $catalogue->getFallbackCatalogue();
+        $this->assertTrue($fallback->defines('foo'));
+    }
+
+    public function testRefreshCacheWhenResourcesAreNoLongerFresh()
+    {
+        $resource = $this->getMockBuilder('Symfony\Component\Config\Resource\SelfCheckingResourceInterface')->getMock();
+        $loader = $this->getMockBuilder('Symfony\Component\Translation\Loader\LoaderInterface')->getMock();
+        $resource->method('isFresh')->willReturn(false);
+        $loader
+            ->expects($this->exactly(2))
+            ->method('load')
+            ->willReturn($this->getCatalogue('fr', [], [$resource]));
+
+        // prime the cache
+        $translator = new Translator('fr', null, $this->tmpDir, true);
+        $translator->addLoader('loader', $loader);
+        $translator->addResource('loader', 'foo', 'fr');
+        $translator->trans('foo');
+
+        // prime the cache second time
+        $translator = new Translator('fr', null, $this->tmpDir, true);
+        $translator->addLoader('loader', $loader);
+        $translator->addResource('loader', 'foo', 'fr');
+        $translator->trans('foo');
+    }
+
+    protected function getCatalogue($locale, $messages, $resources = [])
+    {
+        $catalogue = new MessageCatalogue($locale);
+        foreach ($messages as $key => $translation) {
+            $catalogue->set($key, $translation);
+        }
+        foreach ($resources as $resource) {
+            $catalogue->addResource($resource);
+        }
+
+        return $catalogue;
+    }
+
+    public function runForDebugAndProduction()
+    {
+        return [[true], [false]];
+    }
+
+    /**
+     * @return LoaderInterface
+     */
+    private function createFailingLoader()
+    {
+        $loader = $this->getMockBuilder('Symfony\Component\Translation\Loader\LoaderInterface')->getMock();
+        $loader
+            ->expects($this->never())
+            ->method('load');
+
+        return $loader;
+    }
+}
+
+class StaleResource implements SelfCheckingResourceInterface
+{
+    public function isFresh($timestamp)
+    {
+        return false;
+    }
+
+    public function getResource()
+    {
+    }
+
+    public function __toString()
+    {
+        return '';
+    }
+}

vendor/symfony/translation/Tests/TranslatorTest.php

@@ -0,0 +1,581 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Translation\Tests;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\Translation\Exception\RuntimeException;
+use Symfony\Component\Translation\Loader\ArrayLoader;
+use Symfony\Component\Translation\MessageCatalogue;
+use Symfony\Component\Translation\Translator;
+
+class TranslatorTest extends TestCase
+{
+    /**
+     * @dataProvider getInvalidLocalesTests
+     */
+    public function testConstructorInvalidLocale($locale)
+    {
+        $this->expectException('Symfony\Component\Translation\Exception\InvalidArgumentException');
+        new Translator($locale);
+    }
+
+    /**
+     * @dataProvider getValidLocalesTests
+     */
+    public function testConstructorValidLocale($locale)
+    {
+        $translator = new Translator($locale);
+
+        $this->assertEquals($locale, $translator->getLocale());
+    }
+
+    public function testConstructorWithoutLocale()
+    {
+        $translator = new Translator(null);
+
+        $this->assertNull($translator->getLocale());
+    }
+
+    public function testSetGetLocale()
+    {
+        $translator = new Translator('en');
+
+        $this->assertEquals('en', $translator->getLocale());
+
+        $translator->setLocale('fr');
+        $this->assertEquals('fr', $translator->getLocale());
+    }
+
+    /**
+     * @dataProvider getInvalidLocalesTests
+     */
+    public function testSetInvalidLocale($locale)
+    {
+        $this->expectException('Symfony\Component\Translation\Exception\InvalidArgumentException');
+        $translator = new Translator('fr');
+        $translator->setLocale($locale);
+    }
+
+    /**
+     * @dataProvider getValidLocalesTests
+     */
+    public function testSetValidLocale($locale)
+    {
+        $translator = new Translator($locale);
+        $translator->setLocale($locale);
+
+        $this->assertEquals($locale, $translator->getLocale());
+    }
+
+    public function testGetCatalogue()
+    {
+        $translator = new Translator('en');
+
+        $this->assertEquals(new MessageCatalogue('en'), $translator->getCatalogue());
+
+        $translator->setLocale('fr');
+        $this->assertEquals(new MessageCatalogue('fr'), $translator->getCatalogue('fr'));
+    }
+
+    public function testGetCatalogueReturnsConsolidatedCatalogue()
+    {
+        /*
+         * This will be useful once we refactor so that different domains will be loaded lazily (on-demand).
+         * In that case, getCatalogue() will probably have to load all missing domains in order to return
+         * one complete catalogue.
+         */
+
+        $locale = 'whatever';
+        $translator = new Translator($locale);
+        $translator->addLoader('loader-a', new ArrayLoader());
+        $translator->addLoader('loader-b', new ArrayLoader());
+        $translator->addResource('loader-a', ['foo' => 'foofoo'], $locale, 'domain-a');
+        $translator->addResource('loader-b', ['bar' => 'foobar'], $locale, 'domain-b');
+
+        /*
+         * Test that we get a single catalogue comprising messages
+         * from different loaders and different domains
+         */
+        $catalogue = $translator->getCatalogue($locale);
+        $this->assertTrue($catalogue->defines('foo', 'domain-a'));
+        $this->assertTrue($catalogue->defines('bar', 'domain-b'));
+    }
+
+    public function testSetFallbackLocales()
+    {
+        $translator = new Translator('en');
+        $translator->addLoader('array', new ArrayLoader());
+        $translator->addResource('array', ['foo' => 'foofoo'], 'en');
+        $translator->addResource('array', ['bar' => 'foobar'], 'fr');
+
+        // force catalogue loading
+        $translator->trans('bar');
+
+        $translator->setFallbackLocales(['fr']);
+        $this->assertEquals('foobar', $translator->trans('bar'));
+    }
+
+    public function testSetFallbackLocalesMultiple()
+    {
+        $translator = new Translator('en');
+        $translator->addLoader('array', new ArrayLoader());
+        $translator->addResource('array', ['foo' => 'foo (en)'], 'en');
+        $translator->addResource('array', ['bar' => 'bar (fr)'], 'fr');
+
+        // force catalogue loading
+        $translator->trans('bar');
+
+        $translator->setFallbackLocales(['fr_FR', 'fr']);
+        $this->assertEquals('bar (fr)', $translator->trans('bar'));
+    }
+
+    /**
+     * @dataProvider getInvalidLocalesTests
+     */
+    public function testSetFallbackInvalidLocales($locale)
+    {
+        $this->expectException('Symfony\Component\Translation\Exception\InvalidArgumentException');
+        $translator = new Translator('fr');
+        $translator->setFallbackLocales(['fr', $locale]);
+    }
+
+    /**
+     * @dataProvider getValidLocalesTests
+     */
+    public function testSetFallbackValidLocales($locale)
+    {
+        $translator = new Translator($locale);
+        $translator->setFallbackLocales(['fr', $locale]);
+        // no assertion. this method just asserts that no exception is thrown
+        $this->addToAssertionCount(1);
+    }
+
+    public function testTransWithFallbackLocale()
+    {
+        $translator = new Translator('fr_FR');
+        $translator->setFallbackLocales(['en']);
+
+        $translator->addLoader('array', new ArrayLoader());
+        $translator->addResource('array', ['bar' => 'foobar'], 'en');
+
+        $this->assertEquals('foobar', $translator->trans('bar'));
+    }
+
+    /**
+     * @dataProvider getInvalidLocalesTests
+     */
+    public function testAddResourceInvalidLocales($locale)
+    {
+        $this->expectException('Symfony\Component\Translation\Exception\InvalidArgumentException');
+        $translator = new Translator('fr');
+        $translator->addResource('array', ['foo' => 'foofoo'], $locale);
+    }
+
+    /**
+     * @dataProvider getValidLocalesTests
+     */
+    public function testAddResourceValidLocales($locale)
+    {
+        $translator = new Translator('fr');
+        $translator->addResource('array', ['foo' => 'foofoo'], $locale);
+        // no assertion. this method just asserts that no exception is thrown
+        $this->addToAssertionCount(1);
+    }
+
+    public function testAddResourceAfterTrans()
+    {
+        $translator = new Translator('fr');
+        $translator->addLoader('array', new ArrayLoader());
+
+        $translator->setFallbackLocales(['en']);
+
+        $translator->addResource('array', ['foo' => 'foofoo'], 'en');
+        $this->assertEquals('foofoo', $translator->trans('foo'));
+
+        $translator->addResource('array', ['bar' => 'foobar'], 'en');
+        $this->assertEquals('foobar', $translator->trans('bar'));
+    }
+
+    /**
+     * @dataProvider getTransFileTests
+     */
+    public function testTransWithoutFallbackLocaleFile($format, $loader)
+    {
+        $this->expectException('Symfony\Component\Translation\Exception\NotFoundResourceException');
+        $loaderClass = 'Symfony\\Component\\Translation\\Loader\\'.$loader;
+        $translator = new Translator('en');
+        $translator->addLoader($format, new $loaderClass());
+        $translator->addResource($format, __DIR__.'/fixtures/non-existing', 'en');
+        $translator->addResource($format, __DIR__.'/fixtures/resources.'.$format, 'en');
+
+        // force catalogue loading
+        $translator->trans('foo');
+    }
+
+    /**
+     * @dataProvider getTransFileTests
+     */
+    public function testTransWithFallbackLocaleFile($format, $loader)
+    {
+        $loaderClass = 'Symfony\\Component\\Translation\\Loader\\'.$loader;
+        $translator = new Translator('en_GB');
+        $translator->addLoader($format, new $loaderClass());
+        $translator->addResource($format, __DIR__.'/fixtures/non-existing', 'en_GB');
+        $translator->addResource($format, __DIR__.'/fixtures/resources.'.$format, 'en', 'resources');
+
+        $this->assertEquals('bar', $translator->trans('foo', [], 'resources'));
+    }
+
+    /**
+     * @dataProvider getFallbackLocales
+     */
+    public function testTransWithFallbackLocaleBis($expectedLocale, $locale)
+    {
+        $translator = new Translator($locale);
+        $translator->addLoader('array', new ArrayLoader());
+        $translator->addResource('array', ['foo' => 'foofoo'], $locale);
+        $translator->addResource('array', ['bar' => 'foobar'], $expectedLocale);
+        $this->assertEquals('foobar', $translator->trans('bar'));
+    }
+
+    public function getFallbackLocales()
+    {
+        $locales = [
+            ['en', 'en_US'],
+            ['en', 'en-US'],
+            ['sl_Latn_IT', 'sl_Latn_IT_nedis'],
+            ['sl_Latn', 'sl_Latn_IT'],
+        ];
+
+        if (\function_exists('locale_parse')) {
+            $locales[] = ['sl_Latn_IT', 'sl-Latn-IT-nedis'];
+            $locales[] = ['sl_Latn', 'sl-Latn-IT'];
+        } else {
+            $locales[] = ['sl-Latn-IT', 'sl-Latn-IT-nedis'];
+            $locales[] = ['sl-Latn', 'sl-Latn-IT'];
+        }
+
+        return $locales;
+    }
+
+    public function testTransWithFallbackLocaleTer()
+    {
+        $translator = new Translator('fr_FR');
+        $translator->addLoader('array', new ArrayLoader());
+        $translator->addResource('array', ['foo' => 'foo (en_US)'], 'en_US');
+        $translator->addResource('array', ['bar' => 'bar (en)'], 'en');
+
+        $translator->setFallbackLocales(['en_US', 'en']);
+
+        $this->assertEquals('foo (en_US)', $translator->trans('foo'));
+        $this->assertEquals('bar (en)', $translator->trans('bar'));
+    }
+
+    public function testTransNonExistentWithFallback()
+    {
+        $translator = new Translator('fr');
+        $translator->setFallbackLocales(['en']);
+        $translator->addLoader('array', new ArrayLoader());
+        $this->assertEquals('non-existent', $translator->trans('non-existent'));
+    }
+
+    public function testWhenAResourceHasNoRegisteredLoader()
+    {
+        $this->expectException('Symfony\Component\Translation\Exception\RuntimeException');
+        $translator = new Translator('en');
+        $translator->addResource('array', ['foo' => 'foofoo'], 'en');
+
+        $translator->trans('foo');
+    }
+
+    public function testNestedFallbackCatalogueWhenUsingMultipleLocales()
+    {
+        $translator = new Translator('fr');
+        $translator->setFallbackLocales(['ru', 'en']);
+
+        $translator->getCatalogue('fr');
+
+        $this->assertNotNull($translator->getCatalogue('ru')->getFallbackCatalogue());
+    }
+
+    public function testFallbackCatalogueResources()
+    {
+        $translator = new Translator('en_GB');
+        $translator->addLoader('yml', new \Symfony\Component\Translation\Loader\YamlFileLoader());
+        $translator->addResource('yml', __DIR__.'/fixtures/empty.yml', 'en_GB');
+        $translator->addResource('yml', __DIR__.'/fixtures/resources.yml', 'en');
+
+        // force catalogue loading
+        $this->assertEquals('bar', $translator->trans('foo', []));
+
+        $resources = $translator->getCatalogue('en')->getResources();
+        $this->assertCount(1, $resources);
+        $this->assertContainsEquals(__DIR__.\DIRECTORY_SEPARATOR.'fixtures'.\DIRECTORY_SEPARATOR.'resources.yml', $resources);
+
+        $resources = $translator->getCatalogue('en_GB')->getResources();
+        $this->assertCount(2, $resources);
+        $this->assertContainsEquals(__DIR__.\DIRECTORY_SEPARATOR.'fixtures'.\DIRECTORY_SEPARATOR.'empty.yml', $resources);
+        $this->assertContainsEquals(__DIR__.\DIRECTORY_SEPARATOR.'fixtures'.\DIRECTORY_SEPARATOR.'resources.yml', $resources);
+    }
+
+    /**
+     * @dataProvider getTransTests
+     */
+    public function testTrans($expected, $id, $translation, $parameters, $locale, $domain)
+    {
+        $translator = new Translator('en');
+        $translator->addLoader('array', new ArrayLoader());
+        $translator->addResource('array', [(string) $id => $translation], $locale, $domain);
+
+        $this->assertEquals($expected, $translator->trans($id, $parameters, $domain, $locale));
+    }
+
+    /**
+     * @dataProvider getInvalidLocalesTests
+     */
+    public function testTransInvalidLocale($locale)
+    {
+        $this->expectException('Symfony\Component\Translation\Exception\InvalidArgumentException');
+        $translator = new Translator('en');
+        $translator->addLoader('array', new ArrayLoader());
+        $translator->addResource('array', ['foo' => 'foofoo'], 'en');
+
+        $translator->trans('foo', [], '', $locale);
+    }
+
+    /**
+     * @dataProvider getValidLocalesTests
+     */
+    public function testTransValidLocale($locale)
+    {
+        $translator = new Translator($locale);
+        $translator->addLoader('array', new ArrayLoader());
+        $translator->addResource('array', ['test' => 'OK'], $locale);
+
+        $this->assertEquals('OK', $translator->trans('test'));
+        $this->assertEquals('OK', $translator->trans('test', [], null, $locale));
+    }
+
+    /**
+     * @dataProvider getFlattenedTransTests
+     */
+    public function testFlattenedTrans($expected, $messages, $id)
+    {
+        $translator = new Translator('en');
+        $translator->addLoader('array', new ArrayLoader());
+        $translator->addResource('array', $messages, 'fr', '');
+
+        $this->assertEquals($expected, $translator->trans($id, [], '', 'fr'));
+    }
+
+    /**
+     * @dataProvider getTransChoiceTests
+     */
+    public function testTransChoice($expected, $id, $translation, $number, $parameters, $locale, $domain)
+    {
+        $translator = new Translator('en');
+        $translator->addLoader('array', new ArrayLoader());
+        $translator->addResource('array', [(string) $id => $translation], $locale, $domain);
+
+        $this->assertEquals($expected, $translator->transChoice($id, $number, $parameters, $domain, $locale));
+    }
+
+    /**
+     * @dataProvider getInvalidLocalesTests
+     */
+    public function testTransChoiceInvalidLocale($locale)
+    {
+        $this->expectException('Symfony\Component\Translation\Exception\InvalidArgumentException');
+        $translator = new Translator('en');
+        $translator->addLoader('array', new ArrayLoader());
+        $translator->addResource('array', ['foo' => 'foofoo'], 'en');
+
+        $translator->transChoice('foo', 1, [], '', $locale);
+    }
+
+    /**
+     * @dataProvider getValidLocalesTests
+     */
+    public function testTransChoiceValidLocale($locale)
+    {
+        $translator = new Translator('en');
+        $translator->addLoader('array', new ArrayLoader());
+        $translator->addResource('array', ['foo' => 'foofoo'], 'en');
+
+        $translator->transChoice('foo', 1, [], '', $locale);
+        // no assertion. this method just asserts that no exception is thrown
+        $this->addToAssertionCount(1);
+    }
+
+    public function getTransFileTests()
+    {
+        return [
+            ['csv', 'CsvFileLoader'],
+            ['ini', 'IniFileLoader'],
+            ['mo', 'MoFileLoader'],
+            ['po', 'PoFileLoader'],
+            ['php', 'PhpFileLoader'],
+            ['ts', 'QtFileLoader'],
+            ['xlf', 'XliffFileLoader'],
+            ['yml', 'YamlFileLoader'],
+            ['json', 'JsonFileLoader'],
+        ];
+    }
+
+    public function getTransTests()
+    {
+        return [
+            ['Symfony est super !', 'Symfony is great!', 'Symfony est super !', [], 'fr', ''],
+            ['Symfony est awesome !', 'Symfony is %what%!', 'Symfony est %what% !', ['%what%' => 'awesome'], 'fr', ''],
+            ['Symfony est super !', new StringClass('Symfony is great!'), 'Symfony est super !', [], 'fr', ''],
+        ];
+    }
+
+    public function getFlattenedTransTests()
+    {
+        $messages = [
+            'symfony' => [
+                'is' => [
+                    'great' => 'Symfony est super!',
+                ],
+            ],
+            'foo' => [
+                'bar' => [
+                    'baz' => 'Foo Bar Baz',
+                ],
+                'baz' => 'Foo Baz',
+            ],
+        ];
+
+        return [
+            ['Symfony est super!', $messages, 'symfony.is.great'],
+            ['Foo Bar Baz', $messages, 'foo.bar.baz'],
+            ['Foo Baz', $messages, 'foo.baz'],
+        ];
+    }
+
+    public function getTransChoiceTests()
+    {
+        return [
+            ['Il y a 0 pomme', '{0} There are no appless|{1} There is one apple|]1,Inf] There is %count% apples', '[0,1] Il y a %count% pomme|]1,Inf] Il y a %count% pommes', 0, [], 'fr', ''],
+            ['Il y a 1 pomme', '{0} There are no appless|{1} There is one apple|]1,Inf] There is %count% apples', '[0,1] Il y a %count% pomme|]1,Inf] Il y a %count% pommes', 1, [], 'fr', ''],
+            ['Il y a 10 pommes', '{0} There are no appless|{1} There is one apple|]1,Inf] There is %count% apples', '[0,1] Il y a %count% pomme|]1,Inf] Il y a %count% pommes', 10, [], 'fr', ''],
+
+            ['Il y a 0 pomme', 'There is one apple|There is %count% apples', 'Il y a %count% pomme|Il y a %count% pommes', 0, [], 'fr', ''],
+            ['Il y a 1 pomme', 'There is one apple|There is %count% apples', 'Il y a %count% pomme|Il y a %count% pommes', 1, [], 'fr', ''],
+            ['Il y a 10 pommes', 'There is one apple|There is %count% apples', 'Il y a %count% pomme|Il y a %count% pommes', 10, [], 'fr', ''],
+
+            ['Il y a 0 pomme', 'one: There is one apple|more: There is %count% apples', 'one: Il y a %count% pomme|more: Il y a %count% pommes', 0, [], 'fr', ''],
+            ['Il y a 1 pomme', 'one: There is one apple|more: There is %count% apples', 'one: Il y a %count% pomme|more: Il y a %count% pommes', 1, [], 'fr', ''],
+            ['Il y a 10 pommes', 'one: There is one apple|more: There is %count% apples', 'one: Il y a %count% pomme|more: Il y a %count% pommes', 10, [], 'fr', ''],
+
+            ['Il n\'y a aucune pomme', '{0} There are no apples|one: There is one apple|more: There is %count% apples', '{0} Il n\'y a aucune pomme|one: Il y a %count% pomme|more: Il y a %count% pommes', 0, [], 'fr', ''],
+            ['Il y a 1 pomme', '{0} There are no apples|one: There is one apple|more: There is %count% apples', '{0} Il n\'y a aucune pomme|one: Il y a %count% pomme|more: Il y a %count% pommes', 1, [], 'fr', ''],
+            ['Il y a 10 pommes', '{0} There are no apples|one: There is one apple|more: There is %count% apples', '{0} Il n\'y a aucune pomme|one: Il y a %count% pomme|more: Il y a %count% pommes', 10, [], 'fr', ''],
+
+            ['Il y a 0 pomme', new StringClass('{0} There are no appless|{1} There is one apple|]1,Inf] There is %count% apples'), '[0,1] Il y a %count% pomme|]1,Inf] Il y a %count% pommes', 0, [], 'fr', ''],
+
+            // Override %count% with a custom value
+            ['Il y a quelques pommes', 'one: There is one apple|more: There are %count% apples', 'one: Il y a %count% pomme|more: Il y a %count% pommes', 2, ['%count%' => 'quelques'], 'fr', ''],
+        ];
+    }
+
+    public function getInvalidLocalesTests()
+    {
+        return [
+            ['fr FR'],
+            ['français'],
+            ['fr+en'],
+            ['utf#8'],
+            ['fr&en'],
+            ['fr~FR'],
+            [' fr'],
+            ['fr '],
+            ['fr*'],
+            ['fr/FR'],
+            ['fr\\FR'],
+        ];
+    }
+
+    public function getValidLocalesTests()
+    {
+        return [
+            [''],
+            [null],
+            ['fr'],
+            ['francais'],
+            ['FR'],
+            ['frFR'],
+            ['fr-FR'],
+            ['fr_FR'],
+            ['fr.FR'],
+            ['fr-FR.UTF8'],
+            ['sr@latin'],
+        ];
+    }
+
+    public function testTransChoiceFallback()
+    {
+        $translator = new Translator('ru');
+        $translator->setFallbackLocales(['en']);
+        $translator->addLoader('array', new ArrayLoader());
+        $translator->addResource('array', ['some_message2' => 'one thing|%count% things'], 'en');
+
+        $this->assertEquals('10 things', $translator->transChoice('some_message2', 10, ['%count%' => 10]));
+    }
+
+    public function testTransChoiceFallbackBis()
+    {
+        $translator = new Translator('ru');
+        $translator->setFallbackLocales(['en_US', 'en']);
+        $translator->addLoader('array', new ArrayLoader());
+        $translator->addResource('array', ['some_message2' => 'one thing|%count% things'], 'en_US');
+
+        $this->assertEquals('10 things', $translator->transChoice('some_message2', 10, ['%count%' => 10]));
+    }
+
+    public function testTransChoiceFallbackWithNoTranslation()
+    {
+        $translator = new Translator('ru');
+        $translator->setFallbackLocales(['en']);
+        $translator->addLoader('array', new ArrayLoader());
+
+        // consistent behavior with Translator::trans(), which returns the string
+        // unchanged if it can't be found
+        $this->assertEquals('some_message2', $translator->transChoice('some_message2', 10, ['%count%' => 10]));
+    }
+
+    public function testMissingLoaderForResourceError()
+    {
+        $this->expectException(RuntimeException::class);
+        $this->expectExceptionMessage('No loader is registered for the "twig" format when loading the "messages.en.twig" resource.');
+
+        $translator = new Translator('en');
+        $translator->addResource('twig', 'messages.en.twig', 'en');
+        $translator->getCatalogue('en');
+    }
+}
+
+class StringClass
+{
+    protected $str;
+
+    public function __construct($str)
+    {
+        $this->str = $str;
+    }
+
+    public function __toString()
+    {
+        return $this->str;
+    }
+}

vendor/symfony/translation/Tests/Util/ArrayConverterTest.php

@@ -0,0 +1,74 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Translation\Tests\Util;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\Translation\Util\ArrayConverter;
+
+class ArrayConverterTest extends TestCase
+{
+    /**
+     * @dataProvider messagesData
+     */
+    public function testDump($input, $expectedOutput)
+    {
+        $this->assertEquals($expectedOutput, ArrayConverter::expandToTree($input));
+    }
+
+    public function messagesData()
+    {
+        return [
+            [
+                // input
+                [
+                    'foo1' => 'bar',
+                    'foo.bar' => 'value',
+                ],
+                // expected output
+                [
+                    'foo1' => 'bar',
+                    'foo' => ['bar' => 'value'],
+                ],
+            ],
+            [
+                // input
+                [
+                    'foo.bar' => 'value1',
+                    'foo.bar.test' => 'value2',
+                ],
+                // expected output
+                [
+                    'foo' => [
+                        'bar' => 'value1',
+                        'bar.test' => 'value2',
+                    ],
+                ],
+            ],
+            [
+                // input
+                [
+                    'foo.level2.level3.level4' => 'value1',
+                    'foo.level2' => 'value2',
+                    'foo.bar' => 'value3',
+                ],
+                // expected output
+                [
+                    'foo' => [
+                        'level2' => 'value2',
+                        'level2.level3.level4' => 'value1',
+                        'bar' => 'value3',
+                    ],
+                ],
+            ],
+        ];
+    }
+}

vendor/symfony/translation/Tests/Writer/TranslationWriterTest.php

@@ -0,0 +1,82 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Translation\Tests\Writer;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\Translation\Dumper\DumperInterface;
+use Symfony\Component\Translation\MessageCatalogue;
+use Symfony\Component\Translation\Writer\TranslationWriter;
+
+class TranslationWriterTest extends TestCase
+{
+    /**
+     * @group legacy
+     * @expectedDeprecation The "Symfony\Component\Translation\Writer\TranslationWriter::writeTranslations()" method is deprecated since Symfony 3.4 and will be removed in 4.0. Use write() instead.
+     */
+    public function testWriteTranslations()
+    {
+        $dumper = $this->getMockBuilder('Symfony\Component\Translation\Dumper\DumperInterface')->getMock();
+        $dumper
+            ->expects($this->once())
+            ->method('dump');
+
+        $writer = new TranslationWriter();
+        $writer->addDumper('test', $dumper);
+        $writer->writeTranslations(new MessageCatalogue('en'), 'test');
+    }
+
+    public function testWrite()
+    {
+        $dumper = $this->getMockBuilder('Symfony\Component\Translation\Dumper\DumperInterface')->getMock();
+        $dumper
+            ->expects($this->once())
+            ->method('dump');
+
+        $writer = new TranslationWriter();
+        $writer->addDumper('test', $dumper);
+        $writer->write(new MessageCatalogue([]), 'test');
+    }
+
+    public function testDisableBackup()
+    {
+        $nonBackupDumper = new NonBackupDumper();
+        $backupDumper = new BackupDumper();
+
+        $writer = new TranslationWriter();
+        $writer->addDumper('non_backup', $nonBackupDumper);
+        $writer->addDumper('backup', $backupDumper);
+        $writer->disableBackup();
+
+        $this->assertFalse($backupDumper->backup, 'backup can be disabled if setBackup() method does exist');
+    }
+}
+
+class NonBackupDumper implements DumperInterface
+{
+    public function dump(MessageCatalogue $messages, $options = [])
+    {
+    }
+}
+
+class BackupDumper implements DumperInterface
+{
+    public $backup = true;
+
+    public function dump(MessageCatalogue $messages, $options = [])
+    {
+    }
+
+    public function setBackup($backup)
+    {
+        $this->backup = $backup;
+    }
+}

vendor/symfony/translation/Tests/fixtures/empty-translation.po

@@ -0,0 +1,3 @@
+msgid "foo"
+msgstr ""
+

vendor/symfony/translation/Tests/fixtures/encoding.xlf

@@ -0,0 +1,16 @@
+<?xml version="1.0" encoding="ISO-8859-1"?>
+<xliff xmlns="urn:oasis:names:tc:xliff:document:1.2" version="1.2">
+  <file source-language="en" datatype="plaintext" original="file.ext">
+    <body>
+      <trans-unit id="1" resname="foo">
+        <source>foo</source>
+        <target>b<>r</target>
+        <note>b<>z</note>
+      </trans-unit>
+      <trans-unit id="2" resname="bar">
+        <source>bar</source>
+        <target>f<><66></target>
+      </trans-unit>
+    </body>
+  </file>
+</xliff>

vendor/symfony/translation/Tests/fixtures/escaped-id-plurals.po

@@ -0,0 +1,10 @@
+msgid ""
+msgstr ""
+"Content-Type: text/plain; charset=UTF-8\n"
+"Content-Transfer-Encoding: 8bit\n"
+"Language: en\n"
+
+msgid "escaped \"foo\""
+msgid_plural "escaped \"foos\""
+msgstr[0] "escaped \"bar\""
+msgstr[1] "escaped \"bars\""

vendor/symfony/translation/Tests/fixtures/escaped-id.po

@@ -0,0 +1,8 @@
+msgid ""
+msgstr ""
+"Content-Type: text/plain; charset=UTF-8\n"
+"Content-Transfer-Encoding: 8bit\n"
+"Language: en\n"
+
+msgid "escaped \"foo\""
+msgstr "escaped \"bar\""

vendor/symfony/translation/Tests/fixtures/extractor/translation.html.php

@@ -0,0 +1,59 @@
+This template is used for translation message extraction tests
+<?php echo $view['translator']->trans('single-quoted key'); ?>
+<?php echo $view['translator']->trans('double-quoted key'); ?>
+<?php echo $view['translator']->trans(<<<EOF
+heredoc key
+EOF
+); ?>
+<?php echo $view['translator']->trans(<<<'EOF'
+nowdoc key
+EOF
+); ?>
+<?php echo $view['translator']->trans(
+    "double-quoted key with whitespace and escaped \$\n\" sequences"
+); ?>
+<?php echo $view['translator']->trans(
+    'single-quoted key with whitespace and nonescaped \$\n\' sequences'
+); ?>
+<?php echo $view['translator']->trans(<<<EOF
+heredoc key with whitespace and escaped \$\n sequences
+EOF
+); ?>
+<?php echo $view['translator']->trans(<<<'EOF'
+nowdoc key with whitespace and nonescaped \$\n sequences
+EOF
+); ?>
+
+<?php echo $view['translator']->trans('single-quoted key with "quote mark at the end"'); ?>
+
+<?php echo $view['translator']->transChoice(
+    '{0} There is no apples|{1} There is one apple|]1,Inf[ There are %count% apples',
+    10,
+    ['%count%' => 10]
+); ?>
+
+<?php echo $view['translator']->trans('concatenated'.' message'.<<<EOF
+ with heredoc
+EOF
+.<<<'EOF'
+ and nowdoc
+EOF
+); ?>
+
+<?php echo $view['translator']->trans('other-domain-test-no-params-short-array', [], 'not_messages'); ?>
+
+<?php echo $view['translator']->trans('other-domain-test-no-params-long-array', [], 'not_messages'); ?>
+
+<?php echo $view['translator']->trans('other-domain-test-params-short-array', ['foo' => 'bar'], 'not_messages'); ?>
+
+<?php echo $view['translator']->trans('other-domain-test-params-long-array', ['foo' => 'bar'], 'not_messages'); ?>
+
+<?php echo $view['translator']->transChoice('other-domain-test-trans-choice-short-array-%count%', 10, ['%count%' => 10], 'not_messages'); ?>
+
+<?php echo $view['translator']->transChoice('other-domain-test-trans-choice-long-array-%count%', 10, ['%count%' => 10], 'not_messages'); ?>
+
+<?php echo $view['translator']->trans('typecast', ['a' => (int) '123'], 'not_messages'); ?>
+<?php echo $view['translator']->transChoice('msg1', 10 + 1, [], 'not_messages'); ?>
+<?php echo $view['translator']->transChoice('msg2', ceil(4.5), [], 'not_messages'); ?>
+
+<?php echo $view['translator']->trans('default domain', [], null); ?>

vendor/symfony/translation/Tests/fixtures/fuzzy-translations.po

@@ -0,0 +1,10 @@
+#, php-format
+msgid "foo1"
+msgstr "bar1"
+
+#, fuzzy, php-format
+msgid "foo2"
+msgstr "fuzzy bar2"
+
+msgid "foo3"
+msgstr "bar3"

vendor/symfony/translation/Tests/fixtures/invalid-xml-resources.xlf

@@ -0,0 +1,23 @@
+<?xml version="1.0" encoding="utf-8"?>
+<xliff xmlns="urn:oasis:names:tc:xliff:document:1.2" version="1.2">
+    <file source-language="en" datatype="plaintext" original="file.ext">
+        <body>
+            <trans-unit id="1">
+                <source>foo</source>
+                <target>bar
+            </trans-unit>
+            <trans-unit id="2">
+                <source>extra</source>
+            </trans-unit>
+            <trans-unit id="3">
+                <source>key</source>
+                <target></target>
+            </trans-unit>
+            <trans-unit id="4">
+                <source>test</source>
+                <target>with</target>
+                <note>note</note>
+            </trans-unit>
+        </body>
+    </file>
+</xliff>

vendor/symfony/translation/Tests/fixtures/malformed.json

@@ -0,0 +1,3 @@
+{
+    "foo" "bar"
+}

vendor/symfony/translation/Tests/fixtures/messages.yml

@@ -0,0 +1,3 @@
+foo:
+    bar1: value1
+    bar2: value2

vendor/symfony/translation/Tests/fixtures/messages_linear.yml

@@ -0,0 +1,2 @@
+foo.bar1: value1
+foo.bar2: value2

vendor/symfony/translation/Tests/fixtures/missing-plurals.po

@@ -0,0 +1,4 @@
+msgid "foo"
+msgid_plural "foos"
+msgstr[3] "bars"
+msgstr[1] "bar"

vendor/symfony/translation/Tests/fixtures/non-valid.xlf

@@ -0,0 +1,11 @@
+<?xml version="1.0"?>
+<xliff version="1.2" xmlns="urn:oasis:names:tc:xliff:document:1.2">
+    <file source-language="en" datatype="plaintext" original="file.ext">
+        <body>
+            <trans-unit>
+                <source>foo</source>
+                <target>bar</target>
+            </trans-unit>
+        </body>
+    </file>
+</xliff>

vendor/symfony/translation/Tests/fixtures/non-valid.yml

@@ -0,0 +1 @@
+foo

vendor/symfony/translation/Tests/fixtures/plurals.po

@@ -0,0 +1,7 @@
+msgid "foo"
+msgid_plural "foos"
+msgstr[0] "bar"
+msgstr[1] "bars"
+
+msgid "{0} no foos|one foo|%count% foos"
+msgstr "{0} no bars|one bar|%count% bars"

vendor/symfony/translation/Tests/fixtures/resname.xlf

@@ -0,0 +1,22 @@
+<?xml version="1.0" encoding="utf-8"?>
+<xliff xmlns="urn:oasis:names:tc:xliff:document:1.2" version="1.2">
+  <file source-language="en" datatype="plaintext" original="file.ext">
+    <body>
+      <trans-unit id="1" resname="foo">
+        <source></source>
+        <target>bar</target>
+      </trans-unit>
+      <trans-unit id="2" resname="bar">
+        <source>bar source</source>
+        <target>baz</target>
+      </trans-unit>
+      <trans-unit id="3">
+        <source>baz</source>
+        <target>foo</target>
+      </trans-unit>
+      <trans-unit id="4" resname="qux">
+        <source>qux source</source>
+      </trans-unit>
+    </body>
+  </file>
+</xliff>

vendor/symfony/translation/Tests/fixtures/resourcebundle/corrupted/resources.dat

@@ -0,0 +1 @@
+XXX

vendor/symfony/translation/Tests/fixtures/resourcebundle/dat/en.txt

@@ -0,0 +1,3 @@
+en{
+    symfony{"Symfony is great"}
+}

vendor/symfony/translation/Tests/fixtures/resourcebundle/dat/fr.txt

@@ -0,0 +1,3 @@
+fr{
+    symfony{"Symfony est génial"}
+}

vendor/symfony/translation/Tests/fixtures/resourcebundle/dat/packagelist.txt

@@ -0,0 +1,2 @@
+en.res
+fr.res

vendor/symfony/translation/Tests/fixtures/resources-2.0-clean.xlf

@@ -0,0 +1,23 @@
+<?xml version="1.0" encoding="utf-8"?>
+<xliff xmlns="urn:oasis:names:tc:xliff:document:2.0" version="2.0" srcLang="fr-FR" trgLang="en-US">
+  <file id="messages.en_US">
+    <unit id="LCa0a2j">
+      <segment>
+        <source>foo</source>
+        <target>bar</target>
+      </segment>
+    </unit>
+    <unit id="LHDhK3o">
+      <segment>
+        <source>key</source>
+        <target order="1"></target>
+      </segment>
+    </unit>
+    <unit id="2DA_bnh">
+      <segment>
+        <source>key.with.cdata</source>
+        <target><![CDATA[<source> & <target>]]></target>
+      </segment>
+    </unit>
+  </file>
+</xliff>

vendor/symfony/translation/Tests/fixtures/resources-2.0-multi-segment-unit.xlf

@@ -0,0 +1,17 @@
+<xliff xmlns="urn:oasis:names:tc:xliff:document:2.0" version="2.0" srcLang="en-US" trgLang="en-US">
+    <file id="f1">
+        <unit id="1">
+            <notes>
+                <note category="processed">true</note>
+            </notes>
+            <segment id="id-foo">
+                <source>foo</source>
+                <target>foo (translated)</target>
+            </segment>
+            <segment id="id-bar">
+                <source>bar</source>
+                <target>bar (translated)</target>
+            </segment>
+        </unit>
+    </file>
+</xliff>

vendor/symfony/translation/Tests/fixtures/resources-2.0.xlf

@@ -0,0 +1,25 @@
+<xliff xmlns="urn:oasis:names:tc:xliff:document:2.0" version="2.0" srcLang="en-US" trgLang="ja-JP">
+    <file id="f1" original="Graphic Example.psd">
+        <skeleton href="Graphic Example.psd.skl"/>
+        <unit id="1">
+            <segment>
+                <source>Quetzal</source>
+                <target>Quetzal</target>
+            </segment>
+        </unit>
+        <group id="1">
+            <unit id="2">
+                <segment>
+                    <source>foo</source>
+                    <target>XLIFF 文書を編集、または処理 するアプリケーションです。</target>
+                </segment>
+            </unit>
+            <unit id="3">
+                <segment>
+                    <source>bar</source>
+                    <target order="1">XLIFF データ・マネージャ</target>
+                </segment>
+            </unit>
+        </group>
+    </file>
+</xliff>

vendor/symfony/translation/Tests/fixtures/resources-clean.xlf

@@ -0,0 +1,25 @@
+<?xml version="1.0" encoding="utf-8"?>
+<xliff xmlns="urn:oasis:names:tc:xliff:document:1.2" version="1.2">
+  <file source-language="fr-FR" target-language="en-US" datatype="plaintext" original="file.ext">
+    <header>
+      <tool tool-id="symfony" tool-name="Symfony"/>
+    </header>
+    <body>
+      <trans-unit id="LCa0a2j" resname="foo">
+        <source>foo</source>
+        <target>bar</target>
+        <note priority="1" from="bar">baz</note>
+      </trans-unit>
+      <trans-unit id="LHDhK3o" resname="key">
+        <source>key</source>
+        <target></target>
+        <note>baz</note>
+        <note>qux</note>
+      </trans-unit>
+      <trans-unit id="2DA_bnh" resname="key.with.cdata">
+        <source>key.with.cdata</source>
+        <target><![CDATA[<source> & <target>]]></target>
+      </trans-unit>
+    </body>
+  </file>
+</xliff>

vendor/symfony/translation/Tests/fixtures/resources-notes-meta.xlf

@@ -0,0 +1,26 @@
+<?xml version="1.0" encoding="utf-8"?>
+<xliff xmlns="urn:oasis:names:tc:xliff:document:2.0" version="2.0" srcLang="fr-FR" trgLang="en-US">
+  <file id="messages.en_US">
+    <unit id="LCa0a2j">
+      <notes>
+        <note category="state">new</note>
+        <note category="approved">true</note>
+        <note category="section" priority="1">user login</note>
+      </notes>
+      <segment>
+        <source>foo</source>
+        <target>bar</target>
+      </segment>
+    </unit>
+    <unit id="uqWglk0">
+      <notes>
+        <note id="x">x_content</note>
+        <note appliesTo="target" category="quality">Fuzzy</note>
+      </notes>
+      <segment>
+        <source>baz</source>
+        <target>biz</target>
+      </segment>
+    </unit>
+  </file>
+</xliff>

vendor/symfony/translation/Tests/fixtures/resources-target-attributes.xlf

@@ -0,0 +1,14 @@
+<?xml version="1.0" encoding="utf-8"?>
+<xliff xmlns="urn:oasis:names:tc:xliff:document:1.2" version="1.2">
+  <file source-language="fr-FR" target-language="en-US" datatype="plaintext" original="file.ext">
+    <header>
+      <tool tool-id="symfony" tool-name="Symfony"/>
+    </header>
+    <body>
+      <trans-unit id="LCa0a2j" resname="foo">
+        <source>foo</source>
+        <target state="needs-translation">bar</target>
+      </trans-unit>
+    </body>
+  </file>
+</xliff>

vendor/symfony/translation/Tests/fixtures/resources-tool-info.xlf

@@ -0,0 +1,14 @@
+<?xml version="1.0" encoding="utf-8"?>
+<xliff xmlns="urn:oasis:names:tc:xliff:document:1.2" version="1.2">
+  <file source-language="en-US" target-language="en-US" datatype="plaintext" original="file.ext">
+    <header>
+      <tool tool-id="foo" tool-name="foo" tool-version="0.0" tool-company="Foo"/>
+    </header>
+    <body>
+      <trans-unit id="LCa0a2j" resname="foo">
+        <source>foo</source>
+        <target>bar</target>
+      </trans-unit>
+    </body>
+  </file>
+</xliff>

vendor/symfony/translation/Tests/fixtures/resources.csv

@@ -0,0 +1,4 @@
+"foo"; "bar"
+#"bar"; "foo"
+"incorrect"; "number"; "columns"; "will"; "be"; "ignored"
+"incorrect"

vendor/symfony/translation/Tests/fixtures/resources.dump.json

@@ -0,0 +1 @@
+{"foo":"\u0022bar\u0022"}

vendor/symfony/translation/Tests/fixtures/resources.ini

@@ -0,0 +1 @@
+foo="bar"

vendor/symfony/translation/Tests/fixtures/resources.json

@@ -0,0 +1,3 @@
+{
+    "foo": "bar"
+}

vendor/symfony/translation/Tests/fixtures/resources.php

@@ -0,0 +1,5 @@
+<?php
+
+return array (
+  'foo' => 'bar',
+);

vendor/symfony/translation/Tests/fixtures/resources.po

@@ -0,0 +1,11 @@
+msgid ""
+msgstr ""
+"Content-Type: text/plain; charset=UTF-8\n"
+"Content-Transfer-Encoding: 8bit\n"
+"Language: en\n"
+
+msgid "foo"
+msgstr "bar"
+
+msgid "bar"
+msgstr "foo"

vendor/symfony/translation/Tests/fixtures/resources.ts

@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="utf-8"?>
+<TS>
+  <context>
+    <name>resources</name>
+    <message>
+      <source>foo</source>
+      <translation>bar</translation>
+    </message>
+  </context>
+</TS>

vendor/symfony/translation/Tests/fixtures/resources.xlf

@@ -0,0 +1,23 @@
+<?xml version="1.0" encoding="utf-8"?>
+<xliff xmlns="urn:oasis:names:tc:xliff:document:1.2" version="1.2">
+  <file source-language="en" datatype="plaintext" original="file.ext">
+    <body>
+      <trans-unit id="1">
+        <source>foo</source>
+        <target>bar</target>
+      </trans-unit>
+      <trans-unit id="2">
+        <source>extra</source>
+      </trans-unit>
+      <trans-unit id="3">
+        <source>key</source>
+        <target></target>
+      </trans-unit>
+      <trans-unit id="4">
+        <source>test</source>
+        <target>with</target>
+        <note>note</note>
+      </trans-unit>
+    </body>
+  </file>
+</xliff>

vendor/symfony/translation/Tests/fixtures/resources.yml

@@ -0,0 +1 @@
+foo: bar

vendor/symfony/translation/Tests/fixtures/valid.csv

@@ -0,0 +1,4 @@
+foo;bar
+bar;"foo
+foo"
+"foo;foo";bar

vendor/symfony/translation/Tests/fixtures/with-attributes.xlf

@@ -0,0 +1,21 @@
+<?xml version="1.0" encoding="utf-8"?>
+<xliff xmlns="urn:oasis:names:tc:xliff:document:1.2" version="1.2">
+    <file source-language="en" datatype="plaintext" original="file.ext">
+        <body>
+            <trans-unit id="1">
+                <source>foo</source>
+                <target state="translated">bar</target>
+            </trans-unit>
+            <trans-unit id="2">
+                <source>extra</source>
+                <target state="needs-translation">bar</target>
+            </trans-unit>
+            <trans-unit id="3">
+                <source>key</source>
+                <target></target>
+                <note>baz</note>
+                <note priority="2" from="bar">qux</note>
+            </trans-unit>
+        </body>
+    </file>
+</xliff>

vendor/symfony/translation/Tests/fixtures/withdoctype.xlf

@@ -0,0 +1,12 @@
+<?xml version="1.0"?>
+<!DOCTYPE foo>
+<xliff version="1.2" xmlns="urn:oasis:names:tc:xliff:document:1.2">
+    <file source-language="en" datatype="plaintext" original="file.ext">
+        <body>
+            <trans-unit id="1">
+                <source>foo</source>
+                <target>bar</target>
+            </trans-unit>
+        </body>
+    </file>
+</xliff>

vendor/symfony/translation/Tests/fixtures/withnote.xlf

@@ -0,0 +1,22 @@
+<?xml version="1.0" encoding="utf-8"?>
+<xliff xmlns="urn:oasis:names:tc:xliff:document:1.2" version="1.2">
+  <file source-language="en" datatype="plaintext" original="file.ext">
+    <body>
+      <trans-unit id="1">
+        <source>foo</source>
+        <target>bar</target>
+        <note priority="1">foo</note>
+      </trans-unit>
+      <trans-unit id="2">
+        <source>extra</source>
+        <note from="foo">bar</note>
+      </trans-unit>
+      <trans-unit id="123">
+        <source>key</source>
+        <target></target>
+        <note>baz</note>
+        <note priority="2" from="bar">qux</note>
+      </trans-unit>
+    </body>
+  </file>
+</xliff>