439 lines
16 KiB
PHP
439 lines
16 KiB
PHP
<?php
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/*
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* This file is part of the Symfony package.
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*
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* (c) Fabien Potencier <fabien@symfony.com>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Symfony\Tests\Component\DependencyInjection;
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use Symfony\Component\DependencyInjection\Scope;
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use Symfony\Component\DependencyInjection\Container;
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use Symfony\Component\DependencyInjection\ContainerInterface;
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use Symfony\Component\DependencyInjection\ParameterBag\ParameterBag;
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class ContainerTest extends \PHPUnit_Framework_TestCase
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{
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/**
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* @covers Symfony\Component\DependencyInjection\Container::__construct
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*/
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public function testConstructor()
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{
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$sc = new Container();
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$this->assertSame($sc, $sc->get('service_container'), '__construct() automatically registers itself as a service');
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$sc = new Container(new ParameterBag(array('foo' => 'bar')));
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$this->assertEquals(array('foo' => 'bar'), $sc->getParameterBag()->all(), '__construct() takes an array of parameters as its first argument');
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}
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/**
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* @covers Symfony\Component\DependencyInjection\Container::compile
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*/
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public function testCompile()
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{
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$sc = new Container(new ParameterBag(array('foo' => 'bar')));
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$sc->compile();
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$this->assertInstanceOf('Symfony\Component\DependencyInjection\ParameterBag\FrozenParameterBag', $sc->getParameterBag(), '->compile() changes the parameter bag to a FrozenParameterBag instance');
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$this->assertEquals(array('foo' => 'bar'), $sc->getParameterBag()->all(), '->compile() copies the current parameters to the new parameter bag');
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}
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/**
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* @covers Symfony\Component\DependencyInjection\Container::isFrozen
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*/
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public function testIsFrozen()
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{
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$sc = new Container(new ParameterBag(array('foo' => 'bar')));
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$this->assertFalse($sc->isFrozen(), '->isFrozen() returns false if the parameters are not frozen');
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$sc->compile();
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$this->assertTrue($sc->isFrozen(), '->isFrozen() returns true if the parameters are frozen');
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}
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/**
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* @covers Symfony\Component\DependencyInjection\Container::getParameterBag
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*/
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public function testGetParameterBag()
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{
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$sc = new Container();
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$this->assertEquals(array(), $sc->getParameterBag()->all(), '->getParameterBag() returns an empty array if no parameter has been defined');
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}
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/**
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* @covers Symfony\Component\DependencyInjection\Container::setParameter
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* @covers Symfony\Component\DependencyInjection\Container::getParameter
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*/
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public function testGetSetParameter()
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{
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$sc = new Container(new ParameterBag(array('foo' => 'bar')));
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$sc->setParameter('bar', 'foo');
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$this->assertEquals('foo', $sc->getParameter('bar'), '->setParameter() sets the value of a new parameter');
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$sc->setParameter('foo', 'baz');
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$this->assertEquals('baz', $sc->getParameter('foo'), '->setParameter() overrides previously set parameter');
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$sc->setParameter('Foo', 'baz1');
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$this->assertEquals('baz1', $sc->getParameter('foo'), '->setParameter() converts the key to lowercase');
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$this->assertEquals('baz1', $sc->getParameter('FOO'), '->getParameter() converts the key to lowercase');
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try {
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$sc->getParameter('baba');
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$this->fail('->getParameter() thrown an \InvalidArgumentException if the key does not exist');
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} catch (\Exception $e) {
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$this->assertInstanceOf('\InvalidArgumentException', $e, '->getParameter() thrown an \InvalidArgumentException if the key does not exist');
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$this->assertEquals('You have requested a non-existent parameter "baba".', $e->getMessage(), '->getParameter() thrown an \InvalidArgumentException if the key does not exist');
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}
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}
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/**
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* @covers Symfony\Component\DependencyInjection\Container::getServiceIds
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*/
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public function testGetServiceIds()
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{
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$sc = new Container();
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$sc->set('foo', $obj = new \stdClass());
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$sc->set('bar', $obj = new \stdClass());
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$this->assertEquals(array('service_container', 'foo', 'bar'), $sc->getServiceIds(), '->getServiceIds() returns all defined service ids');
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$sc = new ProjectServiceContainer();
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$this->assertEquals(array('scoped', 'scoped_foo', 'bar', 'foo_bar', 'foo.baz', 'circular', 'throw_exception', 'service_container'), $sc->getServiceIds(), '->getServiceIds() returns defined service ids by getXXXService() methods');
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}
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/**
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* @covers Symfony\Component\DependencyInjection\Container::set
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*/
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public function testSet()
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{
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$sc = new Container();
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$sc->set('foo', $foo = new \stdClass());
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$this->assertEquals($foo, $sc->get('foo'), '->set() sets a service');
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}
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/**
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* @expectedException \InvalidArgumentException
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*/
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public function testSetDoesNotAllowPrototypeScope()
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{
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$c = new Container();
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$c->set('foo', new \stdClass(), 'prototype');
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}
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/**
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* @expectedException \RuntimeException
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*/
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public function testSetDoesNotAllowInactiveScope()
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{
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$c = new Container();
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$c->addScope(new Scope('foo'));
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$c->set('foo', new \stdClass(), 'foo');
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}
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public function testSetAlsoSetsScopedService()
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{
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$c = new Container();
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$c->addScope(new Scope('foo'));
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$c->enterScope('foo');
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$c->set('foo', $foo = new \stdClass(), 'foo');
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$services = $this->getField($c, 'scopedServices');
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$this->assertTrue(isset($services['foo']['foo']));
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$this->assertSame($foo, $services['foo']['foo']);
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}
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/**
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* @covers Symfony\Component\DependencyInjection\Container::get
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*/
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public function testGet()
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{
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$sc = new ProjectServiceContainer();
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$sc->set('foo', $foo = new \stdClass());
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$this->assertEquals($foo, $sc->get('foo'), '->get() returns the service for the given id');
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$this->assertEquals($sc->__bar, $sc->get('bar'), '->get() returns the service for the given id');
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$this->assertEquals($sc->__foo_bar, $sc->get('foo_bar'), '->get() returns the service if a get*Method() is defined');
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$this->assertEquals($sc->__foo_baz, $sc->get('foo.baz'), '->get() returns the service if a get*Method() is defined');
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$sc->set('bar', $bar = new \stdClass());
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$this->assertEquals($bar, $sc->get('bar'), '->get() prefers to return a service defined with set() than one defined with a getXXXMethod()');
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try {
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$sc->get('');
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$this->fail('->get() throws a \InvalidArgumentException exception if the service is empty');
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} catch (\Exception $e) {
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$this->assertInstanceOf('Symfony\Component\DependencyInjection\Exception\ServiceNotFoundException', $e, '->get() throws a ServiceNotFoundException exception if the service is empty');
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}
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$this->assertNull($sc->get('', ContainerInterface::NULL_ON_INVALID_REFERENCE));
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}
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public function testGetCircularReference()
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{
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$sc = new ProjectServiceContainer();
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try {
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$sc->get('circular');
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$this->fail('->get() throws a ServiceCircularReferenceException if it contains circular reference');
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} catch (\Exception $e) {
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$this->assertInstanceOf('\Symfony\Component\DependencyInjection\Exception\ServiceCircularReferenceException', $e, '->get() throws a ServiceCircularReferenceException if it contains circular reference');
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$this->assertStringStartsWith('Circular reference detected for service "circular"', $e->getMessage(), '->get() throws a \LogicException if it contains circular reference');
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}
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}
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/**
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* @covers Symfony\Component\DependencyInjection\Container::has
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*/
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public function testHas()
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{
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$sc = new ProjectServiceContainer();
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$sc->set('foo', new \stdClass());
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$this->assertFalse($sc->has('foo1'), '->has() returns false if the service does not exist');
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$this->assertTrue($sc->has('foo'), '->has() returns true if the service exists');
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$this->assertTrue($sc->has('bar'), '->has() returns true if a get*Method() is defined');
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$this->assertTrue($sc->has('foo_bar'), '->has() returns true if a get*Method() is defined');
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$this->assertTrue($sc->has('foo.baz'), '->has() returns true if a get*Method() is defined');
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}
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public function testEnterLeaveCurrentScope()
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{
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$container = new ProjectServiceContainer();
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$container->addScope(new Scope('foo'));
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$container->enterScope('foo');
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$scoped1 = $container->get('scoped');
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$scopedFoo1 = $container->get('scoped_foo');
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$container->enterScope('foo');
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$scoped2 = $container->get('scoped');
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$scoped3 = $container->get('scoped');
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$scopedFoo2 = $container->get('scoped_foo');
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$container->leaveScope('foo');
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$scoped4 = $container->get('scoped');
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$scopedFoo3 = $container->get('scoped_foo');
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$this->assertNotSame($scoped1, $scoped2);
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$this->assertSame($scoped2, $scoped3);
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$this->assertSame($scoped1, $scoped4);
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$this->assertNotSame($scopedFoo1, $scopedFoo2);
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$this->assertSame($scopedFoo1, $scopedFoo3);
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}
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public function testEnterLeaveScopeWithChildScopes()
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{
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$container = new Container();
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$container->addScope(new Scope('foo'));
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$container->addScope(new Scope('bar', 'foo'));
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$this->assertFalse($container->isScopeActive('foo'));
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$container->enterScope('foo');
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$container->enterScope('bar');
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$this->assertTrue($container->isScopeActive('foo'));
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$this->assertFalse($container->has('a'));
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$a = new \stdClass();
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$container->set('a', $a, 'bar');
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$services = $this->getField($container, 'scopedServices');
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$this->assertTrue(isset($services['bar']['a']));
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$this->assertSame($a, $services['bar']['a']);
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$this->assertTrue($container->has('a'));
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$container->leaveScope('foo');
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$services = $this->getField($container, 'scopedServices');
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$this->assertFalse(isset($services['bar']));
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$this->assertFalse($container->isScopeActive('foo'));
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$this->assertFalse($container->has('a'));
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}
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public function testLeaveScopeNotActive()
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{
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$container = new Container();
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$container->addScope(new Scope('foo'));
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try {
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$container->leaveScope('foo');
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$this->fail('->leaveScope() throws a \LogicException if the scope is not active yet');
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} catch (\Exception $e) {
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$this->assertInstanceOf('\LogicException', $e, '->leaveScope() throws a \LogicException if the scope is not active yet');
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$this->assertEquals('The scope "foo" is not active.', $e->getMessage(), '->leaveScope() throws a \LogicException if the scope is not active yet');
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}
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try {
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$container->leaveScope('bar');
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$this->fail('->leaveScope() throws a \LogicException if the scope does not exist');
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} catch (\Exception $e) {
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$this->assertInstanceOf('\LogicException', $e, '->leaveScope() throws a \LogicException if the scope does not exist');
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$this->assertEquals('The scope "bar" is not active.', $e->getMessage(), '->leaveScope() throws a \LogicException if the scope does not exist');
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}
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}
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/**
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* @expectedException \InvalidArgumentException
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* @dataProvider getBuiltInScopes
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*/
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public function testAddScopeDoesNotAllowBuiltInScopes($scope)
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{
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$container = new Container();
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$container->addScope(new Scope($scope));
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}
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/**
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* @expectedException \InvalidArgumentException
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*/
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public function testAddScopeDoesNotAllowExistingScope()
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{
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$container = new Container();
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$container->addScope(new Scope('foo'));
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$container->addScope(new Scope('foo'));
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}
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/**
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* @expectedException \InvalidArgumentException
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* @dataProvider getInvalidParentScopes
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*/
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public function testAddScopeDoesNotAllowInvalidParentScope($scope)
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{
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$c = new Container();
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$c->addScope(new Scope('foo', $scope));
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}
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public function testAddScope()
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{
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$c = new Container();
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$c->addScope(new Scope('foo'));
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$c->addScope(new Scope('bar', 'foo'));
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$this->assertSame(array('foo' => 'container', 'bar' => 'foo'), $this->getField($c, 'scopes'));
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$this->assertSame(array('foo' => array('bar'), 'bar' => array()), $this->getField($c, 'scopeChildren'));
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}
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public function testHasScope()
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{
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$c = new Container();
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$this->assertFalse($c->hasScope('foo'));
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$c->addScope(new Scope('foo'));
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$this->assertTrue($c->hasScope('foo'));
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}
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public function testIsScopeActive()
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{
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$c = new Container();
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$this->assertFalse($c->isScopeActive('foo'));
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$c->addScope(new Scope('foo'));
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$this->assertFalse($c->isScopeActive('foo'));
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$c->enterScope('foo');
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$this->assertTrue($c->isScopeActive('foo'));
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$c->leaveScope('foo');
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$this->assertFalse($c->isScopeActive('foo'));
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}
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public function testGetThrowsException()
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{
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$c = new ProjectServiceContainer();
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try {
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$c->get('throw_exception');
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$this->fail();
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} catch (\Exception $e) {
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$this->assertEquals('Something went terribly wrong!', $e->getMessage());
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}
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try {
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$c->get('throw_exception');
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$this->fail();
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} catch (\Exception $e) {
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$this->assertEquals('Something went terribly wrong!', $e->getMessage());
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}
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}
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public function getInvalidParentScopes()
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{
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return array(
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array(ContainerInterface::SCOPE_PROTOTYPE),
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array('bar'),
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);
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}
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public function getBuiltInScopes()
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{
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return array(
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array(ContainerInterface::SCOPE_CONTAINER),
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array(ContainerInterface::SCOPE_PROTOTYPE),
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);
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}
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protected function getField($obj, $field)
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{
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$reflection = new \ReflectionProperty($obj, $field);
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$reflection->setAccessible(true);
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return $reflection->getValue($obj);
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}
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}
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class ProjectServiceContainer extends Container
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{
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public $__bar, $__foo_bar, $__foo_baz;
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public function __construct()
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{
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parent::__construct();
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$this->__bar = new \stdClass();
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$this->__foo_bar = new \stdClass();
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$this->__foo_baz = new \stdClass();
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}
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protected function getScopedService()
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{
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if (!isset($this->scopedServices['foo'])) {
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throw new \RuntimeException('Invalid call');
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}
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return $this->services['scoped'] = $this->scopedServices['foo']['scoped'] = new \stdClass();
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}
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protected function getScopedFooService()
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{
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if (!isset($this->scopedServices['foo'])) {
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throw new \RuntimeException('invalid call');
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}
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return $this->services['scoped_foo'] = $this->scopedServices['foo']['scoped_foo'] = new \stdClass();
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}
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protected function getBarService()
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{
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return $this->__bar;
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}
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protected function getFooBarService()
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{
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return $this->__foo_bar;
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}
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protected function getFoo_BazService()
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{
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return $this->__foo_baz;
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}
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protected function getCircularService()
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{
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return $this->get('circular');
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}
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protected function getThrowExceptionService()
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{
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throw new \Exception('Something went terribly wrong!');
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}
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}
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