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File Content: `ContainerTest.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;

use Symfony\Component\DependencyInjection\Scope;
use Symfony\Component\DependencyInjection\Container;
use Symfony\Component\DependencyInjection\ContainerInterface;
use Symfony\Component\DependencyInjection\ParameterBag\ParameterBag;
use Symfony\Component\DependencyInjection\Exception\InactiveScopeException;

class ContainerTest extends \PHPUnit_Framework_TestCase
{
    /**
     * @covers Symfony\Component\DependencyInjection\Container::__construct
     */
    public function testConstructor()
    {
        $sc = new Container();
        $this->assertSame($sc, $sc->get('service_container'), '__construct() automatically registers itself as a service');

        $sc = new Container(new ParameterBag(array('foo' => 'bar')));
        $this->assertEquals(array('foo' => 'bar'), $sc->getParameterBag()->all(), '__construct() takes an array of parameters as its first argument');
    }

    /**
     * @dataProvider dataForTestCamelize
     */
    public function testCamelize($id, $expected)
    {
        $this->assertEquals($expected, Container::camelize($id), sprintf('Container::camelize("%s")', $id));
    }

    public function dataForTestCamelize()
    {
        return array(
            array('foo_bar', 'FooBar'),
            array('foo.bar', 'Foo_Bar'),
            array('foo.bar_baz', 'Foo_BarBaz'),
            array('foo._bar', 'Foo_Bar'),
            array('foo_.bar', 'Foo_Bar'),
            array('_foo', 'Foo'),
            array('.foo', '_Foo'),
            array('foo_', 'Foo'),
            array('foo.', 'Foo_'),
            array('foo\bar', 'Foo_Bar'),
        );
    }

    /**
     * @covers Symfony\Component\DependencyInjection\Container::compile
     */
    public function testCompile()
    {
        $sc = new Container(new ParameterBag(array('foo' => 'bar')));
        $sc->compile();
        $this->assertInstanceOf('Symfony\Component\DependencyInjection\ParameterBag\FrozenParameterBag', $sc->getParameterBag(), '->compile() changes the parameter bag to a FrozenParameterBag instance');
        $this->assertEquals(array('foo' => 'bar'), $sc->getParameterBag()->all(), '->compile() copies the current parameters to the new parameter bag');
    }

    /**
     * @covers Symfony\Component\DependencyInjection\Container::isFrozen
     */
    public function testIsFrozen()
    {
        $sc = new Container(new ParameterBag(array('foo' => 'bar')));
        $this->assertFalse($sc->isFrozen(), '->isFrozen() returns false if the parameters are not frozen');
        $sc->compile();
        $this->assertTrue($sc->isFrozen(), '->isFrozen() returns true if the parameters are frozen');
    }

    /**
     * @covers Symfony\Component\DependencyInjection\Container::getParameterBag
     */
    public function testGetParameterBag()
    {
        $sc = new Container();
        $this->assertEquals(array(), $sc->getParameterBag()->all(), '->getParameterBag() returns an empty array if no parameter has been defined');
    }

    /**
     * @covers Symfony\Component\DependencyInjection\Container::setParameter
     * @covers Symfony\Component\DependencyInjection\Container::getParameter
     */
    public function testGetSetParameter()
    {
        $sc = new Container(new ParameterBag(array('foo' => 'bar')));
        $sc->setParameter('bar', 'foo');
        $this->assertEquals('foo', $sc->getParameter('bar'), '->setParameter() sets the value of a new parameter');

        $sc->setParameter('foo', 'baz');
        $this->assertEquals('baz', $sc->getParameter('foo'), '->setParameter() overrides previously set parameter');

        $sc->setParameter('Foo', 'baz1');
        $this->assertEquals('baz1', $sc->getParameter('foo'), '->setParameter() converts the key to lowercase');
        $this->assertEquals('baz1', $sc->getParameter('FOO'), '->getParameter() converts the key to lowercase');

        try {
            $sc->getParameter('baba');
            $this->fail('->getParameter() thrown an \InvalidArgumentException if the key does not exist');
        } catch (\Exception $e) {
            $this->assertInstanceOf('\InvalidArgumentException', $e, '->getParameter() thrown an \InvalidArgumentException if the key does not exist');
            $this->assertEquals('You have requested a non-existent parameter "baba".', $e->getMessage(), '->getParameter() thrown an \InvalidArgumentException if the key does not exist');
        }
    }

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

        $sc = new ProjectServiceContainer();
        $this->assertEquals(array('scoped', 'scoped_foo', 'inactive', 'bar', 'foo_bar', 'foo.baz', 'circular', 'throw_exception', 'throws_exception_on_service_configuration', 'service_container'), $sc->getServiceIds(), '->getServiceIds() returns defined service ids by getXXXService() methods');
    }

    /**
     * @covers Symfony\Component\DependencyInjection\Container::set
     */
    public function testSet()
    {
        $sc = new Container();
        $sc->set('foo', $foo = new \stdClass());
        $this->assertEquals($foo, $sc->get('foo'), '->set() sets a service');
    }

    /**
     * @covers Symfony\Component\DependencyInjection\Container::set
     */
    public function testSetWithNullResetTheService()
    {
        $sc = new Container();
        $sc->set('foo', null);
        $this->assertFalse($sc->has('foo'));
    }

    /**
     * @expectedException \InvalidArgumentException
     */
    public function testSetDoesNotAllowPrototypeScope()
    {
        $c = new Container();
        $c->set('foo', new \stdClass(), 'prototype');
    }

    /**
     * @expectedException \RuntimeException
     */
    public function testSetDoesNotAllowInactiveScope()
    {
        $c = new Container();
        $c->addScope(new Scope('foo'));
        $c->set('foo', new \stdClass(), 'foo');
    }

    public function testSetAlsoSetsScopedService()
    {
        $c = new Container();
        $c->addScope(new Scope('foo'));
        $c->enterScope('foo');
        $c->set('foo', $foo = new \stdClass(), 'foo');

        $services = $this->getField($c, 'scopedServices');
        $this->assertTrue(isset($services['foo']['foo']));
        $this->assertSame($foo, $services['foo']['foo']);
    }

    /**
     * @covers Symfony\Component\DependencyInjection\Container::get
     */
    public function testGet()
    {
        $sc = new ProjectServiceContainer();
        $sc->set('foo', $foo = new \stdClass());
        $this->assertEquals($foo, $sc->get('foo'), '->get() returns the service for the given id');
        $this->assertEquals($sc->__bar, $sc->get('bar'), '->get() returns the service for the given id');
        $this->assertEquals($sc->__foo_bar, $sc->get('foo_bar'), '->get() returns the service if a get*Method() is defined');
        $this->assertEquals($sc->__foo_baz, $sc->get('foo.baz'), '->get() returns the service if a get*Method() is defined');
        $this->assertEquals($sc->__foo_baz, $sc->get('foo\\baz'), '->get() returns the service if a get*Method() is defined');

        $sc->set('bar', $bar = new \stdClass());
        $this->assertEquals($bar, $sc->get('bar'), '->get() prefers to return a service defined with set() than one defined with a getXXXMethod()');

        try {
            $sc->get('');
            $this->fail('->get() throws a \InvalidArgumentException exception if the service is empty');
        } catch (\Exception $e) {
            $this->assertInstanceOf('Symfony\Component\DependencyInjection\Exception\ServiceNotFoundException', $e, '->get() throws a ServiceNotFoundException exception if the service is empty');
        }
        $this->assertNull($sc->get('', ContainerInterface::NULL_ON_INVALID_REFERENCE));
    }

    public function testGetThrowServiceNotFoundException()
    {
        $sc = new ProjectServiceContainer();
        $sc->set('foo', $foo = new \stdClass());
        $sc->set('bar', $foo = new \stdClass());
        $sc->set('baz', $foo = new \stdClass());

        try {
            $sc->get('foo1');
            $this->fail('->get() throws an Symfony\Component\DependencyInjection\Exception\ServiceNotFoundException if the key does not exist');
        } catch (\Exception $e) {
            $this->assertInstanceOf('Symfony\Component\DependencyInjection\Exception\ServiceNotFoundException', $e, '->get() throws an Symfony\Component\DependencyInjection\Exception\ServiceNotFoundException if the key does not exist');
            $this->assertEquals('You have requested a non-existent service "foo1". Did you mean this: "foo"?', $e->getMessage(), '->get() throws an Symfony\Component\DependencyInjection\Exception\ServiceNotFoundException with some advices');
        }

        try {
            $sc->get('bag');
            $this->fail('->get() throws an Symfony\Component\DependencyInjection\Exception\ServiceNotFoundException if the key does not exist');
        } catch (\Exception $e) {
            $this->assertInstanceOf('Symfony\Component\DependencyInjection\Exception\ServiceNotFoundException', $e, '->get() throws an Symfony\Component\DependencyInjection\Exception\ServiceNotFoundException if the key does not exist');
            $this->assertEquals('You have requested a non-existent service "bag". Did you mean one of these: "bar", "baz"?', $e->getMessage(), '->get() throws an Symfony\Component\DependencyInjection\Exception\ServiceNotFoundException with some advices');
        }
    }

    public function testGetCircularReference()
    {

        $sc = new ProjectServiceContainer();
        try {
            $sc->get('circular');
            $this->fail('->get() throws a ServiceCircularReferenceException if it contains circular reference');
        } catch (\Exception $e) {
            $this->assertInstanceOf('\Symfony\Component\DependencyInjection\Exception\ServiceCircularReferenceException', $e, '->get() throws a ServiceCircularReferenceException if it contains circular reference');
            $this->assertStringStartsWith('Circular reference detected for service "circular"', $e->getMessage(), '->get() throws a \LogicException if it contains circular reference');
        }
    }

    /**
     * @covers Symfony\Component\DependencyInjection\Container::get
     */
    public function testGetReturnsNullOnInactiveScope()
    {
        $sc = new ProjectServiceContainer();
        $this->assertNull($sc->get('inactive', ContainerInterface::NULL_ON_INVALID_REFERENCE));
    }

    /**
     * @covers Symfony\Component\DependencyInjection\Container::has
     */
    public function testHas()
    {
        $sc = new ProjectServiceContainer();
        $sc->set('foo', new \stdClass());
        $this->assertFalse($sc->has('foo1'), '->has() returns false if the service does not exist');
        $this->assertTrue($sc->has('foo'), '->has() returns true if the service exists');
        $this->assertTrue($sc->has('bar'), '->has() returns true if a get*Method() is defined');
        $this->assertTrue($sc->has('foo_bar'), '->has() returns true if a get*Method() is defined');
        $this->assertTrue($sc->has('foo.baz'), '->has() returns true if a get*Method() is defined');
        $this->assertTrue($sc->has('foo\\baz'), '->has() returns true if a get*Method() is defined');
    }

    /**
     * @covers Symfony\Component\DependencyInjection\Container::initialized
     */
    public function testInitialized()
    {
        $sc = new ProjectServiceContainer();
        $sc->set('foo', new \stdClass());
        $this->assertTrue($sc->initialized('foo'), '->initialized() returns true if service is loaded');
        $this->assertFalse($sc->initialized('foo1'), '->initialized() returns false if service is not loaded');
        $this->assertFalse($sc->initialized('bar'), '->initialized() returns false if a service is defined, but not currently loaded');
    }

    public function testEnterLeaveCurrentScope()
    {
        $container = new ProjectServiceContainer();
        $container->addScope(new Scope('foo'));

        $container->enterScope('foo');
        $scoped1 = $container->get('scoped');
        $scopedFoo1 = $container->get('scoped_foo');

        $container->enterScope('foo');
        $scoped2 = $container->get('scoped');
        $scoped3 = $container->get('scoped');
        $scopedFoo2 = $container->get('scoped_foo');

        $container->leaveScope('foo');
        $scoped4 = $container->get('scoped');
        $scopedFoo3 = $container->get('scoped_foo');

        $this->assertNotSame($scoped1, $scoped2);
        $this->assertSame($scoped2, $scoped3);
        $this->assertSame($scoped1, $scoped4);
        $this->assertNotSame($scopedFoo1, $scopedFoo2);
        $this->assertSame($scopedFoo1, $scopedFoo3);
    }

    public function testEnterLeaveScopeWithChildScopes()
    {
        $container = new Container();
        $container->addScope(new Scope('foo'));
        $container->addScope(new Scope('bar', 'foo'));

        $this->assertFalse($container->isScopeActive('foo'));

        $container->enterScope('foo');
        $container->enterScope('bar');

        $this->assertTrue($container->isScopeActive('foo'));
        $this->assertFalse($container->has('a'));

        $a = new \stdClass();
        $container->set('a', $a, 'bar');

        $services = $this->getField($container, 'scopedServices');
        $this->assertTrue(isset($services['bar']['a']));
        $this->assertSame($a, $services['bar']['a']);

        $this->assertTrue($container->has('a'));
        $container->leaveScope('foo');

        $services = $this->getField($container, 'scopedServices');
        $this->assertFalse(isset($services['bar']));

        $this->assertFalse($container->isScopeActive('foo'));
        $this->assertFalse($container->has('a'));
    }

    public function testEnterScopeRecursivelyWithInactiveChildScopes()
    {
        $container = new Container();
        $container->addScope(new Scope('foo'));
        $container->addScope(new Scope('bar', 'foo'));

        $this->assertFalse($container->isScopeActive('foo'));

        $container->enterScope('foo');

        $this->assertTrue($container->isScopeActive('foo'));
        $this->assertFalse($container->isScopeActive('bar'));
        $this->assertFalse($container->has('a'));

        $a = new \stdClass();
        $container->set('a', $a, 'foo');

        $services = $this->getField($container, 'scopedServices');
        $this->assertTrue(isset($services['foo']['a']));
        $this->assertSame($a, $services['foo']['a']);

        $this->assertTrue($container->has('a'));
        $container->enterScope('foo');

        $services = $this->getField($container, 'scopedServices');
        $this->assertFalse(isset($services['a']));

        $this->assertTrue($container->isScopeActive('foo'));
        $this->assertFalse($container->isScopeActive('bar'));
        $this->assertFalse($container->has('a'));
    }

    public function testLeaveScopeNotActive()
    {
        $container = new Container();
        $container->addScope(new Scope('foo'));

        try {
            $container->leaveScope('foo');
            $this->fail('->leaveScope() throws a \LogicException if the scope is not active yet');
        } catch (\Exception $e) {
            $this->assertInstanceOf('\LogicException', $e, '->leaveScope() throws a \LogicException if the scope is not active yet');
            $this->assertEquals('The scope "foo" is not active.', $e->getMessage(), '->leaveScope() throws a \LogicException if the scope is not active yet');
        }

        try {
            $container->leaveScope('bar');
            $this->fail('->leaveScope() throws a \LogicException if the scope does not exist');
        } catch (\Exception $e) {
            $this->assertInstanceOf('\LogicException', $e, '->leaveScope() throws a \LogicException if the scope does not exist');
            $this->assertEquals('The scope "bar" is not active.', $e->getMessage(), '->leaveScope() throws a \LogicException if the scope does not exist');
        }
    }

    /**
     * @expectedException \InvalidArgumentException
     * @dataProvider getBuiltInScopes
     */
    public function testAddScopeDoesNotAllowBuiltInScopes($scope)
    {
        $container = new Container();
        $container->addScope(new Scope($scope));
    }

    /**
     * @expectedException \InvalidArgumentException
     */
    public function testAddScopeDoesNotAllowExistingScope()
    {
        $container = new Container();
        $container->addScope(new Scope('foo'));
        $container->addScope(new Scope('foo'));
    }

    /**
     * @expectedException \InvalidArgumentException
     * @dataProvider getInvalidParentScopes
     */
    public function testAddScopeDoesNotAllowInvalidParentScope($scope)
    {
        $c = new Container();
        $c->addScope(new Scope('foo', $scope));
    }

    public function testAddScope()
    {
        $c = new Container();
        $c->addScope(new Scope('foo'));
        $c->addScope(new Scope('bar', 'foo'));

        $this->assertSame(array('foo' => 'container', 'bar' => 'foo'), $this->getField($c, 'scopes'));
        $this->assertSame(array('foo' => array('bar'), 'bar' => array()), $this->getField($c, 'scopeChildren'));
    }

    public function testHasScope()
    {
        $c = new Container();

        $this->assertFalse($c->hasScope('foo'));
        $c->addScope(new Scope('foo'));
        $this->assertTrue($c->hasScope('foo'));
    }

    public function testIsScopeActive()
    {
        $c = new Container();

        $this->assertFalse($c->isScopeActive('foo'));
        $c->addScope(new Scope('foo'));

        $this->assertFalse($c->isScopeActive('foo'));
        $c->enterScope('foo');

        $this->assertTrue($c->isScopeActive('foo'));
        $c->leaveScope('foo');

        $this->assertFalse($c->isScopeActive('foo'));
    }

    public function testGetThrowsException()
    {
        $c = new ProjectServiceContainer();

        try {
            $c->get('throw_exception');
            $this->fail();
        } catch (\Exception $e) {
            $this->assertEquals('Something went terribly wrong!', $e->getMessage());
        }

        try {
            $c->get('throw_exception');
            $this->fail();
        } catch (\Exception $e) {
            $this->assertEquals('Something went terribly wrong!', $e->getMessage());
        }
    }

    public function testGetThrowsExceptionOnServiceConfiguration()
    {
        $c = new ProjectServiceContainer();

        try {
            $c->get('throws_exception_on_service_configuration');
            $this->fail('The container can not contain invalid service!');
        } catch (\Exception $e) {
            $this->assertEquals('Something was terribly wrong while trying to configure the service!', $e->getMessage());
        }
        $this->assertFalse($c->initialized('throws_exception_on_service_configuration'));

        try {
            $c->get('throws_exception_on_service_configuration');
            $this->fail('The container can not contain invalid service!');
        } catch (\Exception $e) {
            $this->assertEquals('Something was terribly wrong while trying to configure the service!', $e->getMessage());
        }
        $this->assertFalse($c->initialized('throws_exception_on_service_configuration'));
    }

    public function getInvalidParentScopes()
    {
        return array(
            array(ContainerInterface::SCOPE_PROTOTYPE),
            array('bar'),
        );
    }

    public function getBuiltInScopes()
    {
        return array(
            array(ContainerInterface::SCOPE_CONTAINER),
            array(ContainerInterface::SCOPE_PROTOTYPE),
        );
    }

    protected function getField($obj, $field)
    {
        $reflection = new \ReflectionProperty($obj, $field);
        $reflection->setAccessible(true);

        return $reflection->getValue($obj);
    }

    public function testAlias()
    {
        $c = new ProjectServiceContainer();

        $this->assertTrue($c->has('alias'));
        $this->assertSame($c->get('alias'), $c->get('bar'));
    }
}

class ProjectServiceContainer extends Container
{
    public $__bar, $__foo_bar, $__foo_baz;

    public function __construct()
    {
        parent::__construct();

        $this->__bar = new \stdClass();
        $this->__foo_bar = new \stdClass();
        $this->__foo_baz = new \stdClass();
        $this->aliases = array('alias' => 'bar');
    }

    protected function getScopedService()
    {
        if (!isset($this->scopedServices['foo'])) {
            throw new \RuntimeException('Invalid call');
        }

        return $this->services['scoped'] = $this->scopedServices['foo']['scoped'] = new \stdClass();
    }

    protected function getScopedFooService()
    {
        if (!isset($this->scopedServices['foo'])) {
            throw new \RuntimeException('invalid call');
        }

        return $this->services['scoped_foo'] = $this->scopedServices['foo']['scoped_foo'] = new \stdClass();
    }

    protected function getInactiveService()
    {
        throw new InactiveScopeException('request', 'request');
    }

    protected function getBarService()
    {
        return $this->__bar;
    }

    protected function getFooBarService()
    {
        return $this->__foo_bar;
    }

    protected function getFoo_BazService()
    {
        return $this->__foo_baz;
    }

    protected function getCircularService()
    {
        return $this->get('circular');
    }

    protected function getThrowExceptionService()
    {
        throw new \Exception('Something went terribly wrong!');
    }

    protected function getThrowsExceptionOnServiceConfigurationService()
    {
        $this->services['throws_exception_on_service_configuration'] = $instance = new \stdClass();

        throw new \Exception('Something was terribly wrong while trying to configure the service!');
    }
}
Name	Size	Permission
Compiler	---	0755
Dumper	---	0755
Extension	---	0755
Fixtures	---	0755
LazyProxy	---	0755
Loader	---	0755
ParameterBag	---	0755
ContainerBuilderTest.php	35739 bytes	0644
ContainerTest.php	22470 bytes	0644
CrossCheckTest.php	3483 bytes	0644
DefinitionDecoratorTest.php	3534 bytes	0644
DefinitionTest.php	13709 bytes	0644
ParameterTest.php	727 bytes	0644
ReferenceTest.php	937 bytes	0644
File Content: ContainerTest.php

File Content: `ContainerTest.php`
