From 97361f18157df0b4f1858c1a868bd977e4878aeb Mon Sep 17 00:00:00 2001
From: Christian Flothmann <christian.flothmann@sensiolabs.de>
Date: Sat, 4 Mar 2017 16:52:39 +0100
Subject: [PATCH] [Form] backport DependencyInjectionExtension tests

---
 .../DependencyInjectionExtensionTest.php      | 89 +++++++++++++++++++
 src/Symfony/Component/Form/composer.json      |  1 +
 2 files changed, 90 insertions(+)
 create mode 100644 src/Symfony/Component/Form/Tests/Extension/DependencyInjection/DependencyInjectionExtensionTest.php

diff --git a/src/Symfony/Component/Form/Tests/Extension/DependencyInjection/DependencyInjectionExtensionTest.php b/src/Symfony/Component/Form/Tests/Extension/DependencyInjection/DependencyInjectionExtensionTest.php
new file mode 100644
index 0000000000..22f3f9d8e3
--- /dev/null
+++ b/src/Symfony/Component/Form/Tests/Extension/DependencyInjection/DependencyInjectionExtensionTest.php
@@ -0,0 +1,89 @@
+<?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\Form\Tests\Extension\DependencyInjection;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\DependencyInjection\Exception\ServiceNotFoundException;
+use Symfony\Component\Form\Extension\DependencyInjection\DependencyInjectionExtension;
+
+class DependencyInjectionExtensionTest extends TestCase
+{
+    public function testGetTypeExtensions()
+    {
+        $container = $this->getMockBuilder('Symfony\Component\DependencyInjection\ContainerInterface')->getMock();
+
+        $services = array(
+            'extension1' => $typeExtension1 = $this->createFormTypeExtensionMock('test'),
+            'extension2' => $typeExtension2 = $this->createFormTypeExtensionMock('test'),
+            'extension3' => $typeExtension3 = $this->createFormTypeExtensionMock('other'),
+        );
+
+        $container->expects($this->any())
+            ->method('get')
+            ->willReturnCallback(function ($id) use ($services) {
+                if (isset($services[$id])) {
+                    return $services[$id];
+                }
+
+                throw new ServiceNotFoundException($id);
+            });
+
+        $extension = new DependencyInjectionExtension($container, array(), array('test' => array('extension1', 'extension2'), 'other' => array('extension3')), array());
+
+        $this->assertTrue($extension->hasTypeExtensions('test'));
+        $this->assertFalse($extension->hasTypeExtensions('unknown'));
+        $this->assertSame(array($typeExtension1, $typeExtension2), $extension->getTypeExtensions('test'));
+    }
+
+    public function testThrowExceptionForInvalidExtendedType()
+    {
+        $container = $this->getMockBuilder('Symfony\Component\DependencyInjection\ContainerInterface')->getMock();
+
+        $container->expects($this->any())
+            ->method('get')
+            ->with('extension')
+            ->willReturn($this->createFormTypeExtensionMock('unmatched'));
+
+        $extension = new DependencyInjectionExtension($container, array(), array('test' => array('extension')), array());
+
+        $extension->getTypeExtensions('test');
+    }
+
+    public function testGetTypeGuesser()
+    {
+        $container = $this->getMockBuilder('Symfony\Component\DependencyInjection\ContainerInterface')->getMock();
+        $container
+            ->expects($this->once())
+            ->method('get')
+            ->with('foo')
+            ->willReturn($this->getMockBuilder('Symfony\Component\Form\FormTypeGuesserInterface')->getMock());
+        $extension = new DependencyInjectionExtension($container, array(), array(), array('foo'));
+
+        $this->assertInstanceOf('Symfony\Component\Form\FormTypeGuesserChain', $extension->getTypeGuesser());
+    }
+
+    public function testGetTypeGuesserReturnsNullWhenNoTypeGuessersHaveBeenConfigured()
+    {
+        $container = $this->getMockBuilder('Symfony\Component\DependencyInjection\ContainerInterface')->getMock();
+        $extension = new DependencyInjectionExtension($container, array(), array(), array());
+
+        $this->assertNull($extension->getTypeGuesser());
+    }
+
+    private function createFormTypeExtensionMock($extendedType)
+    {
+        $extension = $this->getMockBuilder('Symfony\Component\Form\FormTypeExtensionInterface')->getMock();
+        $extension->expects($this->any())->method('getExtendedType')->willReturn($extendedType);
+
+        return $extension;
+    }
+}
diff --git a/src/Symfony/Component/Form/composer.json b/src/Symfony/Component/Form/composer.json
index bd3c2bcfaa..5b3af06994 100644
--- a/src/Symfony/Component/Form/composer.json
+++ b/src/Symfony/Component/Form/composer.json
@@ -25,6 +25,7 @@
     "require-dev": {
         "doctrine/collections": "~1.0",
         "symfony/validator": "~2.7.25|^2.8.18",
+        "symfony/dependency-injection": "~2.7",
         "symfony/http-foundation": "~2.2",
         "symfony/http-kernel": "~2.4",
         "symfony/security-csrf": "~2.4",