Update to drupal 8.0.0-rc1. For more information, see https://www.drupal.org/node/2582663

vendor/symfony/http-foundation/Tests/RequestStackTest.php

@@ -0,0 +1,69 @@
+<?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\HttpFoundation\Tests;
+
+use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\HttpFoundation\RequestStack;
+
+class RequestStackTest extends \PHPUnit_Framework_TestCase
+{
+    public function testGetCurrentRequest()
+    {
+        $requestStack = new RequestStack();
+        $this->assertNull($requestStack->getCurrentRequest());
+
+        $request = Request::create('/foo');
+
+        $requestStack->push($request);
+        $this->assertSame($request, $requestStack->getCurrentRequest());
+
+        $this->assertSame($request, $requestStack->pop());
+        $this->assertNull($requestStack->getCurrentRequest());
+
+        $this->assertNull($requestStack->pop());
+    }
+
+    public function testGetMasterRequest()
+    {
+        $requestStack = new RequestStack();
+        $this->assertNull($requestStack->getMasterRequest());
+
+        $masterRequest = Request::create('/foo');
+        $subRequest = Request::create('/bar');
+
+        $requestStack->push($masterRequest);
+        $requestStack->push($subRequest);
+
+        $this->assertSame($masterRequest, $requestStack->getMasterRequest());
+    }
+
+    public function testGetParentRequest()
+    {
+        $requestStack = new RequestStack();
+        $this->assertNull($requestStack->getParentRequest());
+
+        $masterRequest = Request::create('/foo');
+
+        $requestStack->push($masterRequest);
+        $this->assertNull($requestStack->getParentRequest());
+
+        $firstSubRequest = Request::create('/bar');
+
+        $requestStack->push($firstSubRequest);
+        $this->assertSame($masterRequest, $requestStack->getParentRequest());
+
+        $secondSubRequest = Request::create('/baz');
+
+        $requestStack->push($secondSubRequest);
+        $this->assertSame($firstSubRequest, $requestStack->getParentRequest());
+    }
+}