ContainerBuilderTest.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\Component\DependencyInjection\Tests;

require_once __DIR__ . '/Fixtures/includes/classes.php';
require_once __DIR__ . '/Fixtures/includes/ProjectExtension.php';
use Symfony\Component\Config\Resource\ResourceInterface;
use Symfony\Component\DependencyInjection\Alias;
use Symfony\Component\DependencyInjection\Compiler\CompilerPassInterface;
use Symfony\Component\DependencyInjection\ContainerBuilder;
use Symfony\Component\DependencyInjection\ContainerInterface;
use Symfony\Component\DependencyInjection\Definition;
use Symfony\Component\DependencyInjection\Exception\RuntimeException;
use Symfony\Component\DependencyInjection\Reference;
use Symfony\Component\DependencyInjection\ParameterBag\ParameterBag;
use Symfony\Component\DependencyInjection\Scope;
use Symfony\Component\Config\Resource\FileResource;
class ContainerBuilderTest extends \PHPUnit_Framework_TestCase {

  /**
   * @covers Symfony\Component\DependencyInjection\ContainerBuilder::setDefinitions
   * @covers Symfony\Component\DependencyInjection\ContainerBuilder::getDefinitions
   * @covers Symfony\Component\DependencyInjection\ContainerBuilder::setDefinition
   * @covers Symfony\Component\DependencyInjection\ContainerBuilder::getDefinition
   */
  public function testDefinitions() {
    $builder = new ContainerBuilder();
    $definitions = array(
      'foo' => new Definition('FooClass'),
      'bar' => new Definition('BarClass'),
    );
    $builder
      ->setDefinitions($definitions);
    $this
      ->assertEquals($definitions, $builder
      ->getDefinitions(), '->setDefinitions() sets the service definitions');
    $this
      ->assertTrue($builder
      ->hasDefinition('foo'), '->hasDefinition() returns true if a service definition exists');
    $this
      ->assertFalse($builder
      ->hasDefinition('foobar'), '->hasDefinition() returns false if a service definition does not exist');
    $builder
      ->setDefinition('foobar', $foo = new Definition('FooBarClass'));
    $this
      ->assertEquals($foo, $builder
      ->getDefinition('foobar'), '->getDefinition() returns a service definition if defined');
    $this
      ->assertTrue($builder
      ->setDefinition('foobar', $foo = new Definition('FooBarClass')) === $foo, '->setDefinition() implements a fluid interface by returning the service reference');
    $builder
      ->addDefinitions($defs = array(
      'foobar' => new Definition('FooBarClass'),
    ));
    $this
      ->assertEquals(array_merge($definitions, $defs), $builder
      ->getDefinitions(), '->addDefinitions() adds the service definitions');
    try {
      $builder
        ->getDefinition('baz');
      $this
        ->fail('->getDefinition() throws an InvalidArgumentException if the service definition does not exist');
    } catch (\InvalidArgumentException $e) {
      $this
        ->assertEquals('The service definition "baz" does not exist.', $e
        ->getMessage(), '->getDefinition() throws an InvalidArgumentException if the service definition does not exist');
    }
  }

  /**
   * @covers Symfony\Component\DependencyInjection\ContainerBuilder::register
   */
  public function testRegister() {
    $builder = new ContainerBuilder();
    $builder
      ->register('foo', 'FooClass');
    $this
      ->assertTrue($builder
      ->hasDefinition('foo'), '->register() registers a new service definition');
    $this
      ->assertInstanceOf('Symfony\\Component\\DependencyInjection\\Definition', $builder
      ->getDefinition('foo'), '->register() returns the newly created Definition instance');
  }

  /**
   * @covers Symfony\Component\DependencyInjection\ContainerBuilder::has
   */
  public function testHas() {
    $builder = new ContainerBuilder();
    $this
      ->assertFalse($builder
      ->has('foo'), '->has() returns false if the service does not exist');
    $builder
      ->register('foo', 'FooClass');
    $this
      ->assertTrue($builder
      ->has('foo'), '->has() returns true if a service definition exists');
    $builder
      ->set('bar', new \stdClass());
    $this
      ->assertTrue($builder
      ->has('bar'), '->has() returns true if a service exists');
  }

  /**
   * @covers Symfony\Component\DependencyInjection\ContainerBuilder::get
   */
  public function testGet() {
    $builder = new ContainerBuilder();
    try {
      $builder
        ->get('foo');
      $this
        ->fail('->get() throws an InvalidArgumentException if the service does not exist');
    } catch (\InvalidArgumentException $e) {
      $this
        ->assertEquals('The service definition "foo" does not exist.', $e
        ->getMessage(), '->get() throws an InvalidArgumentException if the service does not exist');
    }
    $this
      ->assertNull($builder
      ->get('foo', ContainerInterface::NULL_ON_INVALID_REFERENCE), '->get() returns null if the service does not exist and NULL_ON_INVALID_REFERENCE is passed as a second argument');
    $builder
      ->register('foo', 'stdClass');
    $this
      ->assertInternalType('object', $builder
      ->get('foo'), '->get() returns the service definition associated with the id');
    $builder
      ->set('bar', $bar = new \stdClass());
    $this
      ->assertEquals($bar, $builder
      ->get('bar'), '->get() returns the service associated with the id');
    $builder
      ->register('bar', 'stdClass');
    $this
      ->assertEquals($bar, $builder
      ->get('bar'), '->get() returns the service associated with the id even if a definition has been defined');
    $builder
      ->register('baz', 'stdClass')
      ->setArguments(array(
      new Reference('baz'),
    ));
    try {
      @$builder
        ->get('baz');
      $this
        ->fail('->get() throws a ServiceCircularReferenceException if the service has a circular reference to itself');
    } catch (\Symfony\Component\DependencyInjection\Exception\ServiceCircularReferenceException $e) {
      $this
        ->assertEquals('Circular reference detected for service "baz", path: "baz".', $e
        ->getMessage(), '->get() throws a LogicException if the service has a circular reference to itself');
    }
    $builder
      ->register('foobar', 'stdClass')
      ->setScope('container');
    $this
      ->assertTrue($builder
      ->get('bar') === $builder
      ->get('bar'), '->get() always returns the same instance if the service is shared');
  }

  /**
   * @covers                   \Symfony\Component\DependencyInjection\ContainerBuilder::get
   * @expectedException        \Symfony\Component\DependencyInjection\Exception\RuntimeException
   * @expectedExceptionMessage You have requested a synthetic service ("foo"). The DIC does not know how to construct this service.
   */
  public function testGetUnsetLoadingServiceWhenCreateServiceThrowsAnException() {
    $builder = new ContainerBuilder();
    $builder
      ->register('foo', 'stdClass')
      ->setSynthetic(true);

    // we expect a RuntimeException here as foo is synthetic
    try {
      $builder
        ->get('foo');
    } catch (RuntimeException $e) {
    }

    // we must also have the same RuntimeException here
    $builder
      ->get('foo');
  }

  /**
   * @covers Symfony\Component\DependencyInjection\ContainerBuilder::get
   */
  public function testGetReturnsNullOnInactiveScope() {
    $builder = new ContainerBuilder();
    $builder
      ->register('foo', 'stdClass')
      ->setScope('request');
    $this
      ->assertNull($builder
      ->get('foo', ContainerInterface::NULL_ON_INVALID_REFERENCE));
  }

  /**
   * @covers Symfony\Component\DependencyInjection\ContainerBuilder::getServiceIds
   */
  public function testGetServiceIds() {
    $builder = new ContainerBuilder();
    $builder
      ->register('foo', 'stdClass');
    $builder->bar = $bar = new \stdClass();
    $builder
      ->register('bar', 'stdClass');
    $this
      ->assertEquals(array(
      'foo',
      'bar',
      'service_container',
    ), $builder
      ->getServiceIds(), '->getServiceIds() returns all defined service ids');
  }

  /**
   * @covers Symfony\Component\DependencyInjection\ContainerBuilder::setAlias
   * @covers Symfony\Component\DependencyInjection\ContainerBuilder::hasAlias
   * @covers Symfony\Component\DependencyInjection\ContainerBuilder::getAlias
   */
  public function testAliases() {
    $builder = new ContainerBuilder();
    $builder
      ->register('foo', 'stdClass');
    $builder
      ->setAlias('bar', 'foo');
    $this
      ->assertTrue($builder
      ->hasAlias('bar'), '->hasAlias() returns true if the alias exists');
    $this
      ->assertFalse($builder
      ->hasAlias('foobar'), '->hasAlias() returns false if the alias does not exist');
    $this
      ->assertEquals('foo', (string) $builder
      ->getAlias('bar'), '->getAlias() returns the aliased service');
    $this
      ->assertTrue($builder
      ->has('bar'), '->setAlias() defines a new service');
    $this
      ->assertTrue($builder
      ->get('bar') === $builder
      ->get('foo'), '->setAlias() creates a service that is an alias to another one');
    try {
      $builder
        ->getAlias('foobar');
      $this
        ->fail('->getAlias() throws an InvalidArgumentException if the alias does not exist');
    } catch (\InvalidArgumentException $e) {
      $this
        ->assertEquals('The service alias "foobar" does not exist.', $e
        ->getMessage(), '->getAlias() throws an InvalidArgumentException if the alias does not exist');
    }
  }

  /**
   * @covers Symfony\Component\DependencyInjection\ContainerBuilder::getAliases
   */
  public function testGetAliases() {
    $builder = new ContainerBuilder();
    $builder
      ->setAlias('bar', 'foo');
    $builder
      ->setAlias('foobar', 'foo');
    $builder
      ->setAlias('moo', new Alias('foo', false));
    $aliases = $builder
      ->getAliases();
    $this
      ->assertEquals('foo', (string) $aliases['bar']);
    $this
      ->assertTrue($aliases['bar']
      ->isPublic());
    $this
      ->assertEquals('foo', (string) $aliases['foobar']);
    $this
      ->assertEquals('foo', (string) $aliases['moo']);
    $this
      ->assertFalse($aliases['moo']
      ->isPublic());
    $builder
      ->register('bar', 'stdClass');
    $this
      ->assertFalse($builder
      ->hasAlias('bar'));
    $builder
      ->set('foobar', 'stdClass');
    $builder
      ->set('moo', 'stdClass');
    $this
      ->assertCount(0, $builder
      ->getAliases(), '->getAliases() does not return aliased services that have been overridden');
  }

  /**
   * @covers Symfony\Component\DependencyInjection\ContainerBuilder::setAliases
   */
  public function testSetAliases() {
    $builder = new ContainerBuilder();
    $builder
      ->setAliases(array(
      'bar' => 'foo',
      'foobar' => 'foo',
    ));
    $aliases = $builder
      ->getAliases();
    $this
      ->assertTrue(isset($aliases['bar']));
    $this
      ->assertTrue(isset($aliases['foobar']));
  }

  /**
   * @covers Symfony\Component\DependencyInjection\ContainerBuilder::addAliases
   */
  public function testAddAliases() {
    $builder = new ContainerBuilder();
    $builder
      ->setAliases(array(
      'bar' => 'foo',
    ));
    $builder
      ->addAliases(array(
      'foobar' => 'foo',
    ));
    $aliases = $builder
      ->getAliases();
    $this
      ->assertTrue(isset($aliases['bar']));
    $this
      ->assertTrue(isset($aliases['foobar']));
  }

  /**
   * @covers Symfony\Component\DependencyInjection\ContainerBuilder::addCompilerPass
   * @covers Symfony\Component\DependencyInjection\ContainerBuilder::getCompilerPassConfig
   */
  public function testAddGetCompilerPass() {
    $builder = new ContainerBuilder();
    $builder
      ->setResourceTracking(false);
    $builderCompilerPasses = $builder
      ->getCompiler()
      ->getPassConfig()
      ->getPasses();
    $builder
      ->addCompilerPass($this
      ->getMock('Symfony\\Component\\DependencyInjection\\Compiler\\CompilerPassInterface'));
    $this
      ->assertEquals(sizeof($builderCompilerPasses) + 1, sizeof($builder
      ->getCompiler()
      ->getPassConfig()
      ->getPasses()));
  }

  /**
   * @covers Symfony\Component\DependencyInjection\ContainerBuilder::createService
   */
  public function testCreateService() {
    $builder = new ContainerBuilder();
    $builder
      ->register('foo1', 'FooClass')
      ->setFile(__DIR__ . '/Fixtures/includes/foo.php');
    $this
      ->assertInstanceOf('\\FooClass', $builder
      ->get('foo1'), '->createService() requires the file defined by the service definition');
    $builder
      ->register('foo2', 'FooClass')
      ->setFile(__DIR__ . '/Fixtures/includes/%file%.php');
    $builder
      ->setParameter('file', 'foo');
    $this
      ->assertInstanceOf('\\FooClass', $builder
      ->get('foo2'), '->createService() replaces parameters in the file provided by the service definition');
  }

  /**
   * @covers Symfony\Component\DependencyInjection\ContainerBuilder::createService
   */
  public function testCreateProxyWithRealServiceInstantiator() {
    $builder = new ContainerBuilder();
    $builder
      ->register('foo1', 'FooClass')
      ->setFile(__DIR__ . '/Fixtures/includes/foo.php');
    $builder
      ->getDefinition('foo1')
      ->setLazy(true);
    $foo1 = $builder
      ->get('foo1');
    $this
      ->assertSame($foo1, $builder
      ->get('foo1'), 'The same proxy is retrieved on multiple subsequent calls');
    $this
      ->assertSame('FooClass', get_class($foo1));
  }

  /**
   * @covers Symfony\Component\DependencyInjection\ContainerBuilder::createService
   */
  public function testCreateServiceClass() {
    $builder = new ContainerBuilder();
    $builder
      ->register('foo1', '%class%');
    $builder
      ->setParameter('class', 'stdClass');
    $this
      ->assertInstanceOf('\\stdClass', $builder
      ->get('foo1'), '->createService() replaces parameters in the class provided by the service definition');
  }

  /**
   * @covers Symfony\Component\DependencyInjection\ContainerBuilder::createService
   */
  public function testCreateServiceArguments() {
    $builder = new ContainerBuilder();
    $builder
      ->register('bar', 'stdClass');
    $builder
      ->register('foo1', 'FooClass')
      ->addArgument(array(
      'foo' => '%value%',
      '%value%' => 'foo',
      new Reference('bar'),
      '%%unescape_it%%',
    ));
    $builder
      ->setParameter('value', 'bar');
    $this
      ->assertEquals(array(
      'foo' => 'bar',
      'bar' => 'foo',
      $builder
        ->get('bar'),
      '%unescape_it%',
    ), $builder
      ->get('foo1')->arguments, '->createService() replaces parameters and service references in the arguments provided by the service definition');
  }

  /**
   * @covers Symfony\Component\DependencyInjection\ContainerBuilder::createService
   */
  public function testCreateServiceFactoryMethod() {
    $builder = new ContainerBuilder();
    $builder
      ->register('bar', 'stdClass');
    $builder
      ->register('foo1', 'FooClass')
      ->setFactoryClass('FooClass')
      ->setFactoryMethod('getInstance')
      ->addArgument(array(
      'foo' => '%value%',
      '%value%' => 'foo',
      new Reference('bar'),
    ));
    $builder
      ->setParameter('value', 'bar');
    $this
      ->assertTrue($builder
      ->get('foo1')->called, '->createService() calls the factory method to create the service instance');
    $this
      ->assertEquals(array(
      'foo' => 'bar',
      'bar' => 'foo',
      $builder
        ->get('bar'),
    ), $builder
      ->get('foo1')->arguments, '->createService() passes the arguments to the factory method');
  }

  /**
   * @covers Symfony\Component\DependencyInjection\ContainerBuilder::createService
   */
  public function testCreateServiceFactoryService() {
    $builder = new ContainerBuilder();
    $builder
      ->register('baz_service')
      ->setFactoryService('baz_factory')
      ->setFactoryMethod('getInstance');
    $builder
      ->register('baz_factory', 'BazClass');
    $this
      ->assertInstanceOf('BazClass', $builder
      ->get('baz_service'));
  }

  /**
   * @covers Symfony\Component\DependencyInjection\ContainerBuilder::createService
   */
  public function testCreateServiceMethodCalls() {
    $builder = new ContainerBuilder();
    $builder
      ->register('bar', 'stdClass');
    $builder
      ->register('foo1', 'FooClass')
      ->addMethodCall('setBar', array(
      array(
        '%value%',
        new Reference('bar'),
      ),
    ));
    $builder
      ->setParameter('value', 'bar');
    $this
      ->assertEquals(array(
      'bar',
      $builder
        ->get('bar'),
    ), $builder
      ->get('foo1')->bar, '->createService() replaces the values in the method calls arguments');
  }

  /**
   * @covers Symfony\Component\DependencyInjection\ContainerBuilder::createService
   */
  public function testCreateServiceConfigurator() {
    $builder = new ContainerBuilder();
    $builder
      ->register('foo1', 'FooClass')
      ->setConfigurator('sc_configure');
    $this
      ->assertTrue($builder
      ->get('foo1')->configured, '->createService() calls the configurator');
    $builder
      ->register('foo2', 'FooClass')
      ->setConfigurator(array(
      '%class%',
      'configureStatic',
    ));
    $builder
      ->setParameter('class', 'BazClass');
    $this
      ->assertTrue($builder
      ->get('foo2')->configured, '->createService() calls the configurator');
    $builder
      ->register('baz', 'BazClass');
    $builder
      ->register('foo3', 'FooClass')
      ->setConfigurator(array(
      new Reference('baz'),
      'configure',
    ));
    $this
      ->assertTrue($builder
      ->get('foo3')->configured, '->createService() calls the configurator');
    $builder
      ->register('foo4', 'FooClass')
      ->setConfigurator('foo');
    try {
      $builder
        ->get('foo4');
      $this
        ->fail('->createService() throws an InvalidArgumentException if the configure callable is not a valid callable');
    } catch (\InvalidArgumentException $e) {
      $this
        ->assertEquals('The configure callable for class "FooClass" is not a callable.', $e
        ->getMessage(), '->createService() throws an InvalidArgumentException if the configure callable is not a valid callable');
    }
  }

  /**
   * @covers Symfony\Component\DependencyInjection\ContainerBuilder::createService
   * @expectedException \RuntimeException
   */
  public function testCreateSyntheticService() {
    $builder = new ContainerBuilder();
    $builder
      ->register('foo', 'FooClass')
      ->setSynthetic(true);
    $builder
      ->get('foo');
  }

  /**
   * @covers Symfony\Component\DependencyInjection\ContainerBuilder::resolveServices
   */
  public function testResolveServices() {
    $builder = new ContainerBuilder();
    $builder
      ->register('foo', 'FooClass');
    $this
      ->assertEquals($builder
      ->get('foo'), $builder
      ->resolveServices(new Reference('foo')), '->resolveServices() resolves service references to service instances');
    $this
      ->assertEquals(array(
      'foo' => array(
        'foo',
        $builder
          ->get('foo'),
      ),
    ), $builder
      ->resolveServices(array(
      'foo' => array(
        'foo',
        new Reference('foo'),
      ),
    )), '->resolveServices() resolves service references to service instances in nested arrays');
  }

  /**
   * @covers Symfony\Component\DependencyInjection\ContainerBuilder::merge
   */
  public function testMerge() {
    $container = new ContainerBuilder(new ParameterBag(array(
      'bar' => 'foo',
    )));
    $container
      ->setResourceTracking(false);
    $config = new ContainerBuilder(new ParameterBag(array(
      'foo' => 'bar',
    )));
    $container
      ->merge($config);
    $this
      ->assertEquals(array(
      'bar' => 'foo',
      'foo' => 'bar',
    ), $container
      ->getParameterBag()
      ->all(), '->merge() merges current parameters with the loaded ones');
    $container = new ContainerBuilder(new ParameterBag(array(
      'bar' => 'foo',
    )));
    $container
      ->setResourceTracking(false);
    $config = new ContainerBuilder(new ParameterBag(array(
      'foo' => '%bar%',
    )));
    $container
      ->merge($config);

    ////// FIXME
    $container
      ->compile();
    $this
      ->assertEquals(array(
      'bar' => 'foo',
      'foo' => 'foo',
    ), $container
      ->getParameterBag()
      ->all(), '->merge() evaluates the values of the parameters towards already defined ones');
    $container = new ContainerBuilder(new ParameterBag(array(
      'bar' => 'foo',
    )));
    $container
      ->setResourceTracking(false);
    $config = new ContainerBuilder(new ParameterBag(array(
      'foo' => '%bar%',
      'baz' => '%foo%',
    )));
    $container
      ->merge($config);

    ////// FIXME
    $container
      ->compile();
    $this
      ->assertEquals(array(
      'bar' => 'foo',
      'foo' => 'foo',
      'baz' => 'foo',
    ), $container
      ->getParameterBag()
      ->all(), '->merge() evaluates the values of the parameters towards already defined ones');
    $container = new ContainerBuilder();
    $container
      ->setResourceTracking(false);
    $container
      ->register('foo', 'FooClass');
    $container
      ->register('bar', 'BarClass');
    $config = new ContainerBuilder();
    $config
      ->setDefinition('baz', new Definition('BazClass'));
    $config
      ->setAlias('alias_for_foo', 'foo');
    $container
      ->merge($config);
    $this
      ->assertEquals(array(
      'foo',
      'bar',
      'baz',
    ), array_keys($container
      ->getDefinitions()), '->merge() merges definitions already defined ones');
    $aliases = $container
      ->getAliases();
    $this
      ->assertTrue(isset($aliases['alias_for_foo']));
    $this
      ->assertEquals('foo', (string) $aliases['alias_for_foo']);
    $container = new ContainerBuilder();
    $container
      ->setResourceTracking(false);
    $container
      ->register('foo', 'FooClass');
    $config
      ->setDefinition('foo', new Definition('BazClass'));
    $container
      ->merge($config);
    $this
      ->assertEquals('BazClass', $container
      ->getDefinition('foo')
      ->getClass(), '->merge() overrides already defined services');
  }

  /**
   * @covers Symfony\Component\DependencyInjection\ContainerBuilder::merge
   * @expectedException LogicException
   */
  public function testMergeLogicException() {
    $container = new ContainerBuilder();
    $container
      ->setResourceTracking(false);
    $container
      ->compile();
    $container
      ->merge(new ContainerBuilder());
  }

  /**
   * @covers Symfony\Component\DependencyInjection\ContainerBuilder::findTaggedServiceIds
   */
  public function testfindTaggedServiceIds() {
    $builder = new ContainerBuilder();
    $builder
      ->register('foo', 'FooClass')
      ->addTag('foo', array(
      'foo' => 'foo',
    ))
      ->addTag('bar', array(
      'bar' => 'bar',
    ))
      ->addTag('foo', array(
      'foofoo' => 'foofoo',
    ));
    $this
      ->assertEquals($builder
      ->findTaggedServiceIds('foo'), array(
      'foo' => array(
        array(
          'foo' => 'foo',
        ),
        array(
          'foofoo' => 'foofoo',
        ),
      ),
    ), '->findTaggedServiceIds() returns an array of service ids and its tag attributes');
    $this
      ->assertEquals(array(), $builder
      ->findTaggedServiceIds('foobar'), '->findTaggedServiceIds() returns an empty array if there is annotated services');
  }

  /**
   * @covers Symfony\Component\DependencyInjection\ContainerBuilder::findDefinition
   */
  public function testFindDefinition() {
    $container = new ContainerBuilder();
    $container
      ->setDefinition('foo', $definition = new Definition('FooClass'));
    $container
      ->setAlias('bar', 'foo');
    $container
      ->setAlias('foobar', 'bar');
    $this
      ->assertEquals($definition, $container
      ->findDefinition('foobar'), '->findDefinition() returns a Definition');
  }

  /**
   * @covers Symfony\Component\DependencyInjection\ContainerBuilder::addObjectResource
   */
  public function testAddObjectResource() {
    if (!class_exists('Symfony\\Component\\Config\\Resource\\FileResource')) {
      $this
        ->markTestSkipped('The "Config" component is not available');
    }
    $container = new ContainerBuilder();
    $container
      ->setResourceTracking(false);
    $container
      ->addObjectResource(new \BarClass());
    $this
      ->assertEmpty($container
      ->getResources(), 'No resources get registered without resource tracking');
    $container
      ->setResourceTracking(true);
    $container
      ->addObjectResource(new \BarClass());
    $resources = $container
      ->getResources();
    $this
      ->assertCount(1, $resources, '1 resource was registered');

    /* @var $resource \Symfony\Component\Config\Resource\FileResource */
    $resource = end($resources);
    $this
      ->assertInstanceOf('Symfony\\Component\\Config\\Resource\\FileResource', $resource);
    $this
      ->assertSame(realpath(__DIR__ . '/Fixtures/includes/classes.php'), realpath($resource
      ->getResource()));
  }

  /**
   * @covers Symfony\Component\DependencyInjection\ContainerBuilder::addClassResource
   */
  public function testAddClassResource() {
    if (!class_exists('Symfony\\Component\\Config\\Resource\\FileResource')) {
      $this
        ->markTestSkipped('The "Config" component is not available');
    }
    $container = new ContainerBuilder();
    $container
      ->setResourceTracking(false);
    $container
      ->addClassResource(new \ReflectionClass('BarClass'));
    $this
      ->assertEmpty($container
      ->getResources(), 'No resources get registered without resource tracking');
    $container
      ->setResourceTracking(true);
    $container
      ->addClassResource(new \ReflectionClass('BarClass'));
    $resources = $container
      ->getResources();
    $this
      ->assertCount(1, $resources, '1 resource was registered');

    /* @var $resource \Symfony\Component\Config\Resource\FileResource */
    $resource = end($resources);
    $this
      ->assertInstanceOf('Symfony\\Component\\Config\\Resource\\FileResource', $resource);
    $this
      ->assertSame(realpath(__DIR__ . '/Fixtures/includes/classes.php'), realpath($resource
      ->getResource()));
  }

  /**
   * @covers Symfony\Component\DependencyInjection\ContainerBuilder::compile
   */
  public function testCompilesClassDefinitionsOfLazyServices() {
    if (!class_exists('Symfony\\Component\\Config\\Resource\\FileResource')) {
      $this
        ->markTestSkipped('The "Config" component is not available');
    }
    $container = new ContainerBuilder();
    $this
      ->assertEmpty($container
      ->getResources(), 'No resources get registered without resource tracking');
    $container
      ->register('foo', 'BarClass');
    $container
      ->getDefinition('foo')
      ->setLazy(true);
    $container
      ->compile();
    $classesPath = realpath(__DIR__ . '/Fixtures/includes/classes.php');
    $matchingResources = array_filter($container
      ->getResources(), function (ResourceInterface $resource) use ($classesPath) {
      return $resource instanceof FileResource && $classesPath === realpath($resource
        ->getResource());
    });
    $this
      ->assertNotEmpty($matchingResources);
  }

  /**
   * @covers Symfony\Component\DependencyInjection\ContainerBuilder::getResources
   * @covers Symfony\Component\DependencyInjection\ContainerBuilder::addResource
   */
  public function testResources() {
    if (!class_exists('Symfony\\Component\\Config\\Resource\\FileResource')) {
      $this
        ->markTestSkipped('The "Config" component is not available');
    }
    $container = new ContainerBuilder();
    $container
      ->addResource($a = new FileResource(__DIR__ . '/Fixtures/xml/services1.xml'));
    $container
      ->addResource($b = new FileResource(__DIR__ . '/Fixtures/xml/services2.xml'));
    $resources = array();
    foreach ($container
      ->getResources() as $resource) {
      if (false === strpos($resource, '.php')) {
        $resources[] = $resource;
      }
    }
    $this
      ->assertEquals(array(
      $a,
      $b,
    ), $resources, '->getResources() returns an array of resources read for the current configuration');
    $this
      ->assertSame($container, $container
      ->setResources(array()));
    $this
      ->assertEquals(array(), $container
      ->getResources());
  }

  /**
   * @covers Symfony\Component\DependencyInjection\ContainerBuilder::registerExtension
   * @covers Symfony\Component\DependencyInjection\ContainerBuilder::getExtension
   */
  public function testExtension() {
    $container = new ContainerBuilder();
    $container
      ->setResourceTracking(false);
    $container
      ->registerExtension($extension = new \ProjectExtension());
    $this
      ->assertTrue($container
      ->getExtension('project') === $extension, '->registerExtension() registers an extension');
    $this
      ->setExpectedException('LogicException');
    $container
      ->getExtension('no_registered');
  }
  public function testRegisteredButNotLoadedExtension() {
    $extension = $this
      ->getMock('Symfony\\Component\\DependencyInjection\\Extension\\ExtensionInterface');
    $extension
      ->expects($this
      ->once())
      ->method('getAlias')
      ->will($this
      ->returnValue('project'));
    $extension
      ->expects($this
      ->never())
      ->method('load');
    $container = new ContainerBuilder();
    $container
      ->setResourceTracking(false);
    $container
      ->registerExtension($extension);
    $container
      ->compile();
  }
  public function testRegisteredAndLoadedExtension() {
    $extension = $this
      ->getMock('Symfony\\Component\\DependencyInjection\\Extension\\ExtensionInterface');
    $extension
      ->expects($this
      ->exactly(2))
      ->method('getAlias')
      ->will($this
      ->returnValue('project'));
    $extension
      ->expects($this
      ->once())
      ->method('load')
      ->with(array(
      array(
        'foo' => 'bar',
      ),
    ));
    $container = new ContainerBuilder();
    $container
      ->setResourceTracking(false);
    $container
      ->registerExtension($extension);
    $container
      ->loadFromExtension('project', array(
      'foo' => 'bar',
    ));
    $container
      ->compile();
  }
  public function testPrivateServiceUser() {
    $fooDefinition = new Definition('BarClass');
    $fooUserDefinition = new Definition('BarUserClass', array(
      new Reference('bar'),
    ));
    $container = new ContainerBuilder();
    $container
      ->setResourceTracking(false);
    $fooDefinition
      ->setPublic(false);
    $container
      ->addDefinitions(array(
      'bar' => $fooDefinition,
      'bar_user' => $fooUserDefinition,
    ));
    $container
      ->compile();
    $this
      ->assertInstanceOf('BarClass', $container
      ->get('bar_user')->bar);
  }

  /**
   * @expectedException BadMethodCallException
   */
  public function testThrowsExceptionWhenSetServiceOnAFrozenContainer() {
    $container = new ContainerBuilder();
    $container
      ->setResourceTracking(false);
    $container
      ->setDefinition('a', new Definition('stdClass'));
    $container
      ->compile();
    $container
      ->set('a', new \stdClass());
  }

  /**
   * @expectedException BadMethodCallException
   */
  public function testThrowsExceptionWhenAddServiceOnAFrozenContainer() {
    if (!class_exists('Symfony\\Component\\Config\\Resource\\FileResource')) {
      $this
        ->markTestSkipped('The "Config" component is not available');
    }
    $container = new ContainerBuilder();
    $container
      ->compile();
    $container
      ->set('a', new \stdClass());
  }
  public function testNoExceptionWhenSetSyntheticServiceOnAFrozenContainer() {
    if (!class_exists('Symfony\\Component\\Config\\Resource\\FileResource')) {
      $this
        ->markTestSkipped('The "Config" component is not available');
    }
    $container = new ContainerBuilder();
    $def = new Definition('stdClass');
    $def
      ->setSynthetic(true);
    $container
      ->setDefinition('a', $def);
    $container
      ->compile();
    $container
      ->set('a', $a = new \stdClass());
    $this
      ->assertEquals($a, $container
      ->get('a'));
  }
  public function testSetOnSynchronizedService() {
    $container = new ContainerBuilder();
    $container
      ->register('baz', 'BazClass')
      ->setSynchronized(true);
    $container
      ->register('bar', 'BarClass')
      ->addMethodCall('setBaz', array(
      new Reference('baz'),
    ));
    $container
      ->set('baz', $baz = new \BazClass());
    $this
      ->assertSame($baz, $container
      ->get('bar')
      ->getBaz());
    $container
      ->set('baz', $baz = new \BazClass());
    $this
      ->assertSame($baz, $container
      ->get('bar')
      ->getBaz());
  }
  public function testSynchronizedServiceWithScopes() {
    $container = new ContainerBuilder();
    $container
      ->addScope(new Scope('foo'));
    $container
      ->register('baz', 'BazClass')
      ->setSynthetic(true)
      ->setSynchronized(true)
      ->setScope('foo');
    $container
      ->register('bar', 'BarClass')
      ->addMethodCall('setBaz', array(
      new Reference('baz', ContainerInterface::NULL_ON_INVALID_REFERENCE, false),
    ));
    $container
      ->compile();
    $container
      ->enterScope('foo');
    $container
      ->set('baz', $outerBaz = new \BazClass(), 'foo');
    $this
      ->assertSame($outerBaz, $container
      ->get('bar')
      ->getBaz());
    $container
      ->enterScope('foo');
    $container
      ->set('baz', $innerBaz = new \BazClass(), 'foo');
    $this
      ->assertSame($innerBaz, $container
      ->get('bar')
      ->getBaz());
    $container
      ->leaveScope('foo');
    $this
      ->assertNotSame($innerBaz, $container
      ->get('bar')
      ->getBaz());
    $this
      ->assertSame($outerBaz, $container
      ->get('bar')
      ->getBaz());
    $container
      ->leaveScope('foo');
  }

  /**
   * @expectedException BadMethodCallException
   */
  public function testThrowsExceptionWhenSetDefinitionOnAFrozenContainer() {
    $container = new ContainerBuilder();
    $container
      ->setResourceTracking(false);
    $container
      ->compile();
    $container
      ->setDefinition('a', new Definition());
  }

  /**
   * @covers Symfony\Component\DependencyInjection\ContainerBuilder::getExtensionConfig
   * @covers Symfony\Component\DependencyInjection\ContainerBuilder::prependExtensionConfig
   */
  public function testExtensionConfig() {
    $container = new ContainerBuilder();
    $configs = $container
      ->getExtensionConfig('foo');
    $this
      ->assertEmpty($configs);
    $first = array(
      'foo' => 'bar',
    );
    $container
      ->prependExtensionConfig('foo', $first);
    $configs = $container
      ->getExtensionConfig('foo');
    $this
      ->assertEquals(array(
      $first,
    ), $configs);
    $second = array(
      'ding' => 'dong',
    );
    $container
      ->prependExtensionConfig('foo', $second);
    $configs = $container
      ->getExtensionConfig('foo');
    $this
      ->assertEquals(array(
      $second,
      $first,
    ), $configs);
  }

}
class FooClass {

}