www.aleph1.co.uk Git - yaffs-website/blob - vendor/symfony/dependency-injection/Tests/Compiler/CheckCircularReferencesPassTest.php

   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\DependencyInjection\Tests\Compiler;
  13
  14 use PHPUnit\Framework\TestCase;
  15 use Symfony\Component\DependencyInjection\Argument\IteratorArgument;
  16 use Symfony\Component\DependencyInjection\Compiler\AnalyzeServiceReferencesPass;
  17 use Symfony\Component\DependencyInjection\Compiler\CheckCircularReferencesPass;
  18 use Symfony\Component\DependencyInjection\Compiler\Compiler;
  19 use Symfony\Component\DependencyInjection\ContainerBuilder;
  20 use Symfony\Component\DependencyInjection\Reference;
  21
  22 class CheckCircularReferencesPassTest extends TestCase
  23 {
  24     /**
  25      * @expectedException \Symfony\Component\DependencyInjection\Exception\ServiceCircularReferenceException
  26      */
  27     public function testProcess()
  28     {
  29         $container = new ContainerBuilder();
  30         $container->register('a')->addArgument(new Reference('b'));
  31         $container->register('b')->addArgument(new Reference('a'));
  32
  33         $this->process($container);
  34     }
  35
  36     /**
  37      * @expectedException \Symfony\Component\DependencyInjection\Exception\ServiceCircularReferenceException
  38      */
  39     public function testProcessWithAliases()
  40     {
  41         $container = new ContainerBuilder();
  42         $container->register('a')->addArgument(new Reference('b'));
  43         $container->setAlias('b', 'c');
  44         $container->setAlias('c', 'a');
  45
  46         $this->process($container);
  47     }
  48
  49     /**
  50      * @expectedException \Symfony\Component\DependencyInjection\Exception\ServiceCircularReferenceException
  51      */
  52     public function testProcessWithFactory()
  53     {
  54         $container = new ContainerBuilder();
  55
  56         $container
  57             ->register('a', 'stdClass')
  58             ->setFactory(array(new Reference('b'), 'getInstance'));
  59
  60         $container
  61             ->register('b', 'stdClass')
  62             ->setFactory(array(new Reference('a'), 'getInstance'));
  63
  64         $this->process($container);
  65     }
  66
  67     /**
  68      * @expectedException \Symfony\Component\DependencyInjection\Exception\ServiceCircularReferenceException
  69      */
  70     public function testProcessDetectsIndirectCircularReference()
  71     {
  72         $container = new ContainerBuilder();
  73         $container->register('a')->addArgument(new Reference('b'));
  74         $container->register('b')->addArgument(new Reference('c'));
  75         $container->register('c')->addArgument(new Reference('a'));
  76
  77         $this->process($container);
  78     }
  79
  80     /**
  81      * @expectedException \Symfony\Component\DependencyInjection\Exception\ServiceCircularReferenceException
  82      */
  83     public function testProcessDetectsIndirectCircularReferenceWithFactory()
  84     {
  85         $container = new ContainerBuilder();
  86
  87         $container->register('a')->addArgument(new Reference('b'));
  88
  89         $container
  90             ->register('b', 'stdClass')
  91             ->setFactory(array(new Reference('c'), 'getInstance'));
  92
  93         $container->register('c')->addArgument(new Reference('a'));
  94
  95         $this->process($container);
  96     }
  97
  98     /**
  99      * @expectedException \Symfony\Component\DependencyInjection\Exception\ServiceCircularReferenceException
 100      */
 101     public function testDeepCircularReference()
 102     {
 103         $container = new ContainerBuilder();
 104         $container->register('a')->addArgument(new Reference('b'));
 105         $container->register('b')->addArgument(new Reference('c'));
 106         $container->register('c')->addArgument(new Reference('b'));
 107
 108         $this->process($container);
 109     }
 110
 111     public function testProcessIgnoresMethodCalls()
 112     {
 113         $container = new ContainerBuilder();
 114         $container->register('a')->addArgument(new Reference('b'));
 115         $container->register('b')->addMethodCall('setA', array(new Reference('a')));
 116
 117         $this->process($container);
 118
 119         $this->addToAssertionCount(1);
 120     }
 121
 122     public function testProcessIgnoresLazyServices()
 123     {
 124         $container = new ContainerBuilder();
 125         $container->register('a')->setLazy(true)->addArgument(new Reference('b'));
 126         $container->register('b')->addArgument(new Reference('a'));
 127
 128         $this->process($container);
 129
 130         // just make sure that a lazily loaded service does not trigger a CircularReferenceException
 131         $this->addToAssertionCount(1);
 132     }
 133
 134     public function testProcessIgnoresIteratorArguments()
 135     {
 136         $container = new ContainerBuilder();
 137         $container->register('a')->addArgument(new Reference('b'));
 138         $container->register('b')->addArgument(new IteratorArgument(array(new Reference('a'))));
 139
 140         $this->process($container);
 141
 142         // just make sure that an IteratorArgument does not trigger a CircularReferenceException
 143         $this->addToAssertionCount(1);
 144     }
 145
 146     protected function process(ContainerBuilder $container)
 147     {
 148         $compiler = new Compiler();
 149         $passConfig = $compiler->getPassConfig();
 150         $passConfig->setOptimizationPasses(array(
 151             new AnalyzeServiceReferencesPass(true),
 152             new CheckCircularReferencesPass(),
 153         ));
 154         $passConfig->setRemovingPasses(array());
 155
 156         $compiler->compile($container);
 157     }
 158 }