symfony/src/Symfony/Bundle/FrameworkBundle/Tests/DependencyInjection/Compiler/SerializerPassTest.php

<?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\FrameworkBundle\Tests\DependencyInjection\Compiler;

use Symfony\Component\DependencyInjection\ContainerBuilder;
use Symfony\Component\DependencyInjection\Reference;
use Symfony\Bundle\FrameworkBundle\DependencyInjection\Compiler\SerializerPass;

/**
 * Tests for the SerializerPass class
 * 
 * @author Javier Lopez <f12loalf@gmail.com>
 */
class SerializerPassTest extends \PHPUnit_Framework_TestCase
{

    public function testThrowExceptionWhenNoNormalizers()
    {
        $container = $this->getMock('Symfony\Component\DependencyInjection\ContainerBuilder');
        
        $container->expects($this->once())
            ->method('hasDefinition')
            ->with('serializer')
            ->will($this->returnValue(true));
                
        $container->expects($this->once())
            ->method('findTaggedServiceIds')
            ->with('serializer.normalizer')
            ->will($this->returnValue(array()));
        
        $this->setExpectedException('RuntimeException');
        
        $serializerPass = new SerializerPass();
        $serializerPass->process($container);
    }
    
    public function testThrowExceptionWhenNoEncoders()
    {
        $definition = $this->getMock('Symfony\Component\DependencyInjection\Definition');
        $container = $this->getMock('Symfony\Component\DependencyInjection\ContainerBuilder');
        
        $container->expects($this->once())
            ->method('hasDefinition')
            ->with('serializer')
            ->will($this->returnValue(true));
        
        $container->expects($this->any())
            ->method('findTaggedServiceIds')
            ->will($this->onConsecutiveCalls(
                    array('n' => array('serializer.normalizer')),
                    array()
              ));
        
        $container->expects($this->once())
            ->method('getDefinition')
            ->will($this->returnValue($definition));
        
        $this->setExpectedException('RuntimeException');
        
        $serializerPass = new SerializerPass();
        $serializerPass->process($container);
    }
    
    public function testServicesAreOrderedAccordingToPriority()
    {
       $services = array(
            'n3' => array('tag' => array()),
            'n1' => array('tag' => array('priority' => 200)),
            'n2' => array('tag' => array('priority' => 100))
        );
       
       $expected = array(
           new Reference('n1'),
           new Reference('n2'),
           new Reference('n3')
       );

        $container = $this->getMock('Symfony\Component\DependencyInjection\ContainerBuilder');

        $container->expects($this->atLeastOnce())
            ->method('findTaggedServiceIds')
            ->will($this->returnValue($services));

        $serializerPass = new SerializerPass();
        
        $method = new \ReflectionMethod(
          'Symfony\Bundle\FrameworkBundle\DependencyInjection\Compiler\SerializerPass', 
          'findAndSortTaggedServices'
        );
        $method->setAccessible(TRUE);
        
        $actual = $method->invoke($serializerPass, 'tag', $container);
        
        $this->assertEquals($expected, $actual);
    }
}