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   1 <?php
   2
   3 /*
   4  * This file is part of the Symfony package.
   5  *
   6  * (c) Fabien Potencier <fabien@symfony.com>
   7  *
   8  * For the full copyright and license information, please view the LICENSE
   9  * file that was distributed with this source code.
  10  */
  11
  12 namespace Symfony\Component\Serializer\Tests\Encoder;
  13
  14 use PHPUnit\Framework\TestCase;
  15 use Symfony\Component\Serializer\Encoder\ChainDecoder;
  16
  17 class ChainDecoderTest extends TestCase
  18 {
  19     const FORMAT_1 = 'format1';
  20     const FORMAT_2 = 'format2';
  21     const FORMAT_3 = 'format3';
  22
  23     private $chainDecoder;
  24     private $decoder1;
  25     private $decoder2;
  26
  27     protected function setUp()
  28     {
  29         $this->decoder1 = $this
  30             ->getMockBuilder('Symfony\Component\Serializer\Encoder\DecoderInterface')
  31             ->getMock();
  32
  33         $this->decoder1
  34             ->method('supportsDecoding')
  35             ->will($this->returnValueMap(array(
  36                 array(self::FORMAT_1, true),
  37                 array(self::FORMAT_2, false),
  38                 array(self::FORMAT_3, false),
  39             )));
  40
  41         $this->decoder2 = $this
  42             ->getMockBuilder('Symfony\Component\Serializer\Encoder\DecoderInterface')
  43             ->getMock();
  44
  45         $this->decoder2
  46             ->method('supportsDecoding')
  47             ->will($this->returnValueMap(array(
  48                 array(self::FORMAT_1, false),
  49                 array(self::FORMAT_2, true),
  50                 array(self::FORMAT_3, false),
  51             )));
  52
  53         $this->chainDecoder = new ChainDecoder(array($this->decoder1, $this->decoder2));
  54     }
  55
  56     public function testSupportsDecoding()
  57     {
  58         $this->assertTrue($this->chainDecoder->supportsDecoding(self::FORMAT_1));
  59         $this->assertTrue($this->chainDecoder->supportsDecoding(self::FORMAT_2));
  60         $this->assertFalse($this->chainDecoder->supportsDecoding(self::FORMAT_3));
  61     }
  62
  63     public function testDecode()
  64     {
  65         $this->decoder1->expects($this->never())->method('decode');
  66         $this->decoder2->expects($this->once())->method('decode');
  67
  68         $this->chainDecoder->decode('string_to_decode', self::FORMAT_2);
  69     }
  70
  71     /**
  72      * @expectedException \Symfony\Component\Serializer\Exception\RuntimeException
  73      */
  74     public function testDecodeUnsupportedFormat()
  75     {
  76         $this->chainDecoder->decode('string_to_decode', self::FORMAT_3);
  77     }
  78 }