SymfonyResponseComparator was added

Tests/Common/Comparator/SymfonyResponse.php

@@ -0,0 +1,59 @@
+<?php
+
+namespace Liip\ThemeBundle\Tests\Common\Comparator;
+
+use SebastianBergmann\Comparator\Comparator;
+use SebastianBergmann\Comparator\Factory;
+use SebastianBergmann\Comparator\ObjectComparator;
+use Symfony\Component\HttpFoundation\Response;
+
+class SymfonyResponse extends Comparator
+{
+    const PREDEFINED_DATE = 'Tue, 15 Nov 1994 08:12:31 GMT';
+
+    /**
+     * @var ObjectComparator
+     */
+    private $inner;
+
+    public function __construct()
+    {
+        parent::__construct();
+
+        $this->inner = new ObjectComparator();
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function accepts($expected, $actual)
+    {
+        return
+            $expected instanceof Response
+                &&
+            $actual instanceof Response
+                &&
+            $this->inner->accepts($expected, $actual);
+    }
+
+    /**
+     * @param Response $expected
+     * @param Response $actual
+     * {@inheritdoc}
+     */
+    public function assertEquals($expected, $actual, $delta = 0, $canonicalize = false, $ignoreCase = false)
+    {
+        $expected->headers->set('Date', self::PREDEFINED_DATE);
+        $actual->headers->set('Date', self::PREDEFINED_DATE);
+
+        $this->inner->assertEquals($expected, $actual, $delta, $canonicalize, $ignoreCase);
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function setFactory(Factory $factory)
+    {
+        $this->inner->setFactory($factory);
+    }
+}

Tests/Controller/ThemeControllerTest.php

@@ -9,10 +9,13 @@
  * with this source code in the file LICENSE.
  */
 
-namespace Liip\ThemeBundle\Controller;
+namespace Liip\ThemeBundle\Tests\Controller;
 
 use Liip\ThemeBundle\ActiveTheme;
+use Liip\ThemeBundle\Controller\ThemeController;
+use Liip\ThemeBundle\Tests\Common\Comparator\SymfonyResponse as SymfonyResponseComparator;
 use PHPUnit\Framework\MockObject\Matcher\Invocation;
+use SebastianBergmann\Comparator\Factory as ComparatorFactory;
 use Symfony\Component\HttpFoundation\RedirectResponse;
 use Symfony\Component\HttpFoundation\Request;
 
@@ -23,6 +26,11 @@ class ThemeControllerTest extends \PHPUnit\Framework\TestCase
     const REFERER = 'some_referer';
     const DEFAULT_REDIRECT_URL = '/';
 
+    /**
+     * @var SymfonyResponseComparator
+     */
+    private $symfonyResponseComparator;
+
     /**
      * @dataProvider switchActionDataProvider
      * @param string|null $referer
@@ -81,6 +89,22 @@ public function testSwitchActionWithNotFoundTheme()
         $controller->switchAction($this->createRequestWithWrongTheme());
     }
 
+    protected function setUp()
+    {
+        parent::setUp();
+
+        $this->symfonyResponseComparator = new SymfonyResponseComparator();
+        ComparatorFactory::getInstance()->register($this->symfonyResponseComparator);
+    }
+
+    protected function tearDown()
+    {
+        ComparatorFactory::getInstance()->unregister($this->symfonyResponseComparator);
+        $this->symfonyResponseComparator = null;
+
+        parent::tearDown();
+    }
+
     /**
      * @param Invocation $activeThemeInvocation
      * @param mixed[]|null $cookieOptions