--- /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\HttpKernel\Tests\Controller\ArgumentResolver;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\DependencyInjection\ServiceLocator;
+use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\HttpKernel\Controller\ArgumentResolver\ServiceValueResolver;
+use Symfony\Component\HttpKernel\ControllerMetadata\ArgumentMetadata;
+
+class ServiceValueResolverTest extends TestCase
+{
+ public function testDoNotSupportWhenControllerDoNotExists()
+ {
+ $resolver = new ServiceValueResolver(new ServiceLocator(array()));
+ $argument = new ArgumentMetadata('dummy', DummyService::class, false, false, null);
+ $request = $this->requestWithAttributes(array('_controller' => 'my_controller'));
+
+ $this->assertFalse($resolver->supports($request, $argument));
+ }
+
+ public function testExistingController()
+ {
+ $resolver = new ServiceValueResolver(new ServiceLocator(array(
+ 'App\\Controller\\Mine::method' => function () {
+ return new ServiceLocator(array(
+ 'dummy' => function () {
+ return new DummyService();
+ },
+ ));
+ },
+ )));
+
+ $request = $this->requestWithAttributes(array('_controller' => 'App\\Controller\\Mine::method'));
+ $argument = new ArgumentMetadata('dummy', DummyService::class, false, false, null);
+
+ $this->assertTrue($resolver->supports($request, $argument));
+ $this->assertYieldEquals(array(new DummyService()), $resolver->resolve($request, $argument));
+ }
+
+ public function testExistingControllerWithATrailingBackSlash()
+ {
+ $resolver = new ServiceValueResolver(new ServiceLocator(array(
+ 'App\\Controller\\Mine::method' => function () {
+ return new ServiceLocator(array(
+ 'dummy' => function () {
+ return new DummyService();
+ },
+ ));
+ },
+ )));
+
+ $request = $this->requestWithAttributes(array('_controller' => '\\App\\Controller\\Mine::method'));
+ $argument = new ArgumentMetadata('dummy', DummyService::class, false, false, null);
+
+ $this->assertTrue($resolver->supports($request, $argument));
+ $this->assertYieldEquals(array(new DummyService()), $resolver->resolve($request, $argument));
+ }
+
+ public function testControllerNameIsAnArray()
+ {
+ $resolver = new ServiceValueResolver(new ServiceLocator(array(
+ 'App\\Controller\\Mine::method' => function () {
+ return new ServiceLocator(array(
+ 'dummy' => function () {
+ return new DummyService();
+ },
+ ));
+ },
+ )));
+
+ $request = $this->requestWithAttributes(array('_controller' => array('App\\Controller\\Mine', 'method')));
+ $argument = new ArgumentMetadata('dummy', DummyService::class, false, false, null);
+
+ $this->assertTrue($resolver->supports($request, $argument));
+ $this->assertYieldEquals(array(new DummyService()), $resolver->resolve($request, $argument));
+ }
+
+ private function requestWithAttributes(array $attributes)
+ {
+ $request = Request::create('/');
+
+ foreach ($attributes as $name => $value) {
+ $request->attributes->set($name, $value);
+ }
+
+ return $request;
+ }
+
+ private function assertYieldEquals(array $expected, \Generator $generator)
+ {
+ $args = array();
+ foreach ($generator as $arg) {
+ $args[] = $arg;
+ }
+
+ $this->assertEquals($expected, $args);
+ }
+}
+
+class DummyService
+{
+}