Actualización

vendor/symfony/serializer/Tests/Encoder/ChainDecoderTest.php

@@ -0,0 +1,78 @@
+<?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\Serializer\Tests\Encoder;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\Serializer\Encoder\ChainDecoder;
+
+class ChainDecoderTest extends TestCase
+{
+    const FORMAT_1 = 'format1';
+    const FORMAT_2 = 'format2';
+    const FORMAT_3 = 'format3';
+
+    private $chainDecoder;
+    private $decoder1;
+    private $decoder2;
+
+    protected function setUp()
+    {
+        $this->decoder1 = $this
+            ->getMockBuilder('Symfony\Component\Serializer\Encoder\DecoderInterface')
+            ->getMock();
+
+        $this->decoder1
+            ->method('supportsDecoding')
+            ->willReturnMap([
+                [self::FORMAT_1, [], true],
+                [self::FORMAT_2, [], false],
+                [self::FORMAT_3, [], false],
+                [self::FORMAT_3, ['foo' => 'bar'], true],
+            ]);
+
+        $this->decoder2 = $this
+            ->getMockBuilder('Symfony\Component\Serializer\Encoder\DecoderInterface')
+            ->getMock();
+
+        $this->decoder2
+            ->method('supportsDecoding')
+            ->willReturnMap([
+                [self::FORMAT_1, [], false],
+                [self::FORMAT_2, [], true],
+                [self::FORMAT_3, [], false],
+            ]);
+
+        $this->chainDecoder = new ChainDecoder([$this->decoder1, $this->decoder2]);
+    }
+
+    public function testSupportsDecoding()
+    {
+        $this->assertTrue($this->chainDecoder->supportsDecoding(self::FORMAT_1));
+        $this->assertTrue($this->chainDecoder->supportsDecoding(self::FORMAT_2));
+        $this->assertFalse($this->chainDecoder->supportsDecoding(self::FORMAT_3));
+        $this->assertTrue($this->chainDecoder->supportsDecoding(self::FORMAT_3, ['foo' => 'bar']));
+    }
+
+    public function testDecode()
+    {
+        $this->decoder1->expects($this->never())->method('decode');
+        $this->decoder2->expects($this->once())->method('decode');
+
+        $this->chainDecoder->decode('string_to_decode', self::FORMAT_2);
+    }
+
+    public function testDecodeUnsupportedFormat()
+    {
+        $this->expectException('Symfony\Component\Serializer\Exception\RuntimeException');
+        $this->chainDecoder->decode('string_to_decode', self::FORMAT_3);
+    }
+}