--- /dev/null
+<?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\Compiler;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\DependencyInjection\Alias;
+use Symfony\Component\DependencyInjection\Reference;
+use Symfony\Component\DependencyInjection\ContainerBuilder;
+
+/**
+ * This class tests the integration of the different compiler passes.
+ */
+class IntegrationTest extends TestCase
+{
+ /**
+ * This tests that dependencies are correctly processed.
+ *
+ * We're checking that:
+ *
+ * * A is public, B/C are private
+ * * A -> C
+ * * B -> C
+ */
+ public function testProcessRemovesAndInlinesRecursively()
+ {
+ $container = new ContainerBuilder();
+ $container->setResourceTracking(false);
+
+ $a = $container
+ ->register('a', '\stdClass')
+ ->addArgument(new Reference('c'))
+ ;
+
+ $b = $container
+ ->register('b', '\stdClass')
+ ->addArgument(new Reference('c'))
+ ->setPublic(false)
+ ;
+
+ $c = $container
+ ->register('c', '\stdClass')
+ ->setPublic(false)
+ ;
+
+ $container->compile();
+
+ $this->assertTrue($container->hasDefinition('a'));
+ $arguments = $a->getArguments();
+ $this->assertSame($c, $arguments[0]);
+ $this->assertFalse($container->hasDefinition('b'));
+ $this->assertFalse($container->hasDefinition('c'));
+ }
+
+ public function testProcessInlinesReferencesToAliases()
+ {
+ $container = new ContainerBuilder();
+ $container->setResourceTracking(false);
+
+ $a = $container
+ ->register('a', '\stdClass')
+ ->addArgument(new Reference('b'))
+ ;
+
+ $container->setAlias('b', new Alias('c', false));
+
+ $c = $container
+ ->register('c', '\stdClass')
+ ->setPublic(false)
+ ;
+
+ $container->compile();
+
+ $this->assertTrue($container->hasDefinition('a'));
+ $arguments = $a->getArguments();
+ $this->assertSame($c, $arguments[0]);
+ $this->assertFalse($container->hasAlias('b'));
+ $this->assertFalse($container->hasDefinition('c'));
+ }
+
+ public function testProcessInlinesWhenThereAreMultipleReferencesButFromTheSameDefinition()
+ {
+ $container = new ContainerBuilder();
+ $container->setResourceTracking(false);
+
+ $container
+ ->register('a', '\stdClass')
+ ->addArgument(new Reference('b'))
+ ->addMethodCall('setC', array(new Reference('c')))
+ ;
+
+ $container
+ ->register('b', '\stdClass')
+ ->addArgument(new Reference('c'))
+ ->setPublic(false)
+ ;
+
+ $container
+ ->register('c', '\stdClass')
+ ->setPublic(false)
+ ;
+
+ $container->compile();
+
+ $this->assertTrue($container->hasDefinition('a'));
+ $this->assertFalse($container->hasDefinition('b'));
+ $this->assertFalse($container->hasDefinition('c'), 'Service C was not inlined.');
+ }
+}