[HttpClient][DI] Add an option to use the MockHTTPClient in functiona…

…l tests

src/Symfony/Bundle/FrameworkBundle/DependencyInjection/Configuration.php

@@ -1339,6 +1339,9 @@ private function addHttpClientSection(ArrayNodeDefinition $rootNode)
                                 ->end()
                             ->end()
                         ->end()
+                        ->scalarNode('mock_response_factory')
+                            ->info('ID of the service used to generate mock responses. Must be invokable.')
+                        ->end()
                         ->arrayNode('scoped_clients')
                             ->useAttributeAsKey('name')
                             ->normalizeKeys(false)

src/Symfony/Bundle/FrameworkBundle/DependencyInjection/FrameworkExtension.php

@@ -63,6 +63,7 @@
 use Symfony\Component\Form\FormTypeExtensionInterface;
 use Symfony\Component\Form\FormTypeGuesserInterface;
 use Symfony\Component\Form\FormTypeInterface;
+use Symfony\Component\HttpClient\MockHttpClient;
 use Symfony\Component\HttpClient\ScopingHttpClient;
 use Symfony\Component\HttpKernel\CacheClearer\CacheClearerInterface;
 use Symfony\Component\HttpKernel\CacheWarmer\CacheWarmerInterface;
@@ -1947,6 +1948,12 @@ private function registerHttpClientConfiguration(array $config, ContainerBuilder
                 $container->registerAliasForArgument('psr18.'.$name, ClientInterface::class, $name);
             }
         }
+
+        if ($responseFactoryId = $config['mock_response_factory'] ?? null) {
+            $container->getDefinition($httpClientId)
+                ->setClass(MockHttpClient::class)
+                ->setArguments([new Reference($responseFactoryId)]);
+        }
     }
 
     private function registerMailerConfiguration(array $config, ContainerBuilder $container, XmlFileLoader $loader)

src/Symfony/Bundle/FrameworkBundle/Resources/config/schema/symfony-1.0.xsd

@@ -483,6 +483,7 @@
         </xsd:sequence>
         <xsd:attribute name="enabled" type="xsd:boolean" />
         <xsd:attribute name="max-host-connections" type="xsd:integer" />
+        <xsd:attribute name="mock-response-factory" type="xsd:string" />
     </xsd:complexType>
 
     <xsd:complexType name="http_client_default_options" mixed="true">

src/Symfony/Bundle/FrameworkBundle/Tests/DependencyInjection/Fixtures/php/http_client_mock_response_factory.php

@@ -0,0 +1,8 @@
+<?php
+
+$container->loadFromExtension('framework', [
+    'http_client' => [
+        'default_options' => null,
+        'mock_response_factory' => 'my_response_factory',
+    ],
+]);

src/Symfony/Bundle/FrameworkBundle/Tests/DependencyInjection/Fixtures/xml/http_client_mock_response_factory.xml

@@ -0,0 +1,13 @@
+<?xml version="1.0" encoding="utf-8" ?>
+<container xmlns="http://symfony.com/schema/dic/services"
+    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xmlns:framework="http://symfony.com/schema/dic/symfony"
+    xsi:schemaLocation="http://symfony.com/schema/dic/services http://symfony.com/schema/dic/services/services-1.0.xsd
+        http://symfony.com/schema/dic/symfony http://symfony.com/schema/dic/symfony/symfony-1.0.xsd">
+
+    <framework:config>
+        <framework:http-client mock-response-factory="my_response_factory">
+            <framework:default-options />
+        </framework:http-client>
+    </framework:config>
+</container>

src/Symfony/Bundle/FrameworkBundle/Tests/DependencyInjection/Fixtures/yml/http_client_mock_response_factory.yml

@@ -0,0 +1,4 @@
+framework:
+    http_client:
+        default_options: ~
+        mock_response_factory: my_response_factory

src/Symfony/Bundle/FrameworkBundle/Tests/DependencyInjection/FrameworkExtensionTest.php

@@ -37,6 +37,7 @@
 use Symfony\Component\DependencyInjection\ParameterBag\EnvPlaceholderParameterBag;
 use Symfony\Component\DependencyInjection\Reference;
 use Symfony\Component\EventDispatcher\EventDispatcherInterface;
+use Symfony\Component\HttpClient\MockHttpClient;
 use Symfony\Component\HttpClient\ScopingHttpClient;
 use Symfony\Component\HttpKernel\DependencyInjection\LoggerPass;
 use Symfony\Component\Messenger\Transport\TransportFactory;
@@ -1423,6 +1424,21 @@ public function testHttpClientFullDefaultOptions()
         ], $defaultOptions['peer_fingerprint']);
     }
 
+    public function testHttpClientMockResponseFactory(): void
+    {
+        $container = $this->createContainerFromFile('http_client_mock_response_factory');
+
+        $definition = $container->getDefinition('http_client');
+
+        $this->assertSame(MockHttpClient::class, $definition->getClass());
+        $this->assertCount(1, $definition->getArguments());
+
+        $argument = $definition->getArgument(0);
+
+        $this->assertInstanceOf(Reference::class, $argument);
+        $this->assertSame('my_response_factory', (string) $argument);
+    }
+
     public function testMailer(): void
     {
         $container = $this->createContainerFromFile('mailer');