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vendor/symfony/twig-bundle/Tests/Loader/FilesystemLoaderTest.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\Bundle\TwigBundle\Tests\Loader;
+
+use Symfony\Bundle\FrameworkBundle\Templating\TemplateReference;
+use Symfony\Bundle\TwigBundle\Loader\FilesystemLoader;
+use Symfony\Bundle\TwigBundle\Tests\TestCase;
+
+class FilesystemLoaderTest extends TestCase
+{
+    public function testGetSourceContext()
+    {
+        $parser = $this->getMockBuilder('Symfony\Component\Templating\TemplateNameParserInterface')->getMock();
+        $locator = $this->getMockBuilder('Symfony\Component\Config\FileLocatorInterface')->getMock();
+        $locator
+            ->expects($this->once())
+            ->method('locate')
+            ->will($this->returnValue(__DIR__.'/../DependencyInjection/Fixtures/Resources/views/layout.html.twig'))
+        ;
+        $loader = new FilesystemLoader($locator, $parser);
+        $loader->addPath(__DIR__.'/../DependencyInjection/Fixtures/Resources/views', 'namespace');
+
+        // Twig-style
+        $this->assertEquals("This is a layout\n", $loader->getSourceContext('@namespace/layout.html.twig')->getCode());
+
+        // Symfony-style
+        $this->assertEquals("This is a layout\n", $loader->getSourceContext('TwigBundle::layout.html.twig')->getCode());
+    }
+
+    public function testExists()
+    {
+        // should return true for templates that Twig does not find, but Symfony does
+        $parser = $this->getMockBuilder('Symfony\Component\Templating\TemplateNameParserInterface')->getMock();
+        $locator = $this->getMockBuilder('Symfony\Component\Config\FileLocatorInterface')->getMock();
+        $locator
+            ->expects($this->once())
+            ->method('locate')
+            ->will($this->returnValue($template = __DIR__.'/../DependencyInjection/Fixtures/Resources/views/layout.html.twig'))
+        ;
+        $loader = new FilesystemLoader($locator, $parser);
+
+        $this->assertTrue($loader->exists($template));
+    }
+
+    /**
+     * @expectedException \Twig\Error\LoaderError
+     */
+    public function testTwigErrorIfLocatorThrowsInvalid()
+    {
+        $parser = $this->getMockBuilder('Symfony\Component\Templating\TemplateNameParserInterface')->getMock();
+        $parser
+            ->expects($this->once())
+            ->method('parse')
+            ->with('name.format.engine')
+            ->will($this->returnValue(new TemplateReference('', '', 'name', 'format', 'engine')))
+        ;
+
+        $locator = $this->getMockBuilder('Symfony\Component\Config\FileLocatorInterface')->getMock();
+        $locator
+            ->expects($this->once())
+            ->method('locate')
+            ->will($this->throwException(new \InvalidArgumentException('Unable to find template "NonExistent".')))
+        ;
+
+        $loader = new FilesystemLoader($locator, $parser);
+        $loader->getCacheKey('name.format.engine');
+    }
+
+    /**
+     * @expectedException \Twig\Error\LoaderError
+     */
+    public function testTwigErrorIfLocatorReturnsFalse()
+    {
+        $parser = $this->getMockBuilder('Symfony\Component\Templating\TemplateNameParserInterface')->getMock();
+        $parser
+            ->expects($this->once())
+            ->method('parse')
+            ->with('name.format.engine')
+            ->will($this->returnValue(new TemplateReference('', '', 'name', 'format', 'engine')))
+        ;
+
+        $locator = $this->getMockBuilder('Symfony\Component\Config\FileLocatorInterface')->getMock();
+        $locator
+            ->expects($this->once())
+            ->method('locate')
+            ->will($this->returnValue(false))
+        ;
+
+        $loader = new FilesystemLoader($locator, $parser);
+        $loader->getCacheKey('name.format.engine');
+    }
+
+    /**
+     * @expectedException \Twig\Error\LoaderError
+     * @expectedExceptionMessageRegExp /Unable to find template "name\.format\.engine" \(looked into: .*Tests.Loader.\.\..DependencyInjection.Fixtures.Resources.views\)/
+     */
+    public function testTwigErrorIfTemplateDoesNotExist()
+    {
+        $parser = $this->getMockBuilder('Symfony\Component\Templating\TemplateNameParserInterface')->getMock();
+        $locator = $this->getMockBuilder('Symfony\Component\Config\FileLocatorInterface')->getMock();
+
+        $loader = new FilesystemLoader($locator, $parser);
+        $loader->addPath(__DIR__.'/../DependencyInjection/Fixtures/Resources/views');
+
+        $method = new \ReflectionMethod('Symfony\Bundle\TwigBundle\Loader\FilesystemLoader', 'findTemplate');
+        $method->setAccessible(true);
+        $method->invoke($loader, 'name.format.engine');
+    }
+
+    public function testTwigSoftErrorIfTemplateDoesNotExist()
+    {
+        $parser = $this->getMockBuilder('Symfony\Component\Templating\TemplateNameParserInterface')->getMock();
+        $locator = $this->getMockBuilder('Symfony\Component\Config\FileLocatorInterface')->getMock();
+
+        $loader = new FilesystemLoader($locator, $parser);
+        $loader->addPath(__DIR__.'/../DependencyInjection/Fixtures/Resources/views');
+
+        $method = new \ReflectionMethod('Symfony\Bundle\TwigBundle\Loader\FilesystemLoader', 'findTemplate');
+        $method->setAccessible(true);
+        $this->assertFalse($method->invoke($loader, 'name.format.engine', false));
+    }
+}