diff --git a/core/tests/Drupal/Tests/Core/Routing/UrlGeneratorTest.php b/core/tests/Drupal/Tests/Core/Routing/UrlGeneratorTest.php
index bece149..72308f0 100644
--- a/core/tests/Drupal/Tests/Core/Routing/UrlGeneratorTest.php
+++ b/core/tests/Drupal/Tests/Core/Routing/UrlGeneratorTest.php
@@ -203,50 +203,6 @@ public function testUrlGenerationWithHttpsRequirement() {
   }
 
   /**
-   * Tests the Cached URL Generator.
-   */
-  public function testCachedUrlGenerator() {
-    $system_path = 'some_path';
-
-    // Mock a cache backend to pass to the CachedUrlGenerator.
-    $cache = $this->getMock('Drupal\Core\Cache\CacheBackendInterface');
-    // Set an expectation that the get() method will be called on the
-    // mock cache backend and make it return a cache object with one
-    // cached URL.
-    $cache->expects($this->at(0))
-      ->method('get')
-      ->with($this->equalTo($system_path))
-      ->will($this->returnValue((object) array('data' => array(CachedUrlGenerator::PATH_CACHE_PREFIX . 'first_path' => 'foo'))));
-    // Set an expectation that the set() method will be called on the
-    // mock cache backend with an array containing two URLS.
-    $cache->expects($this->at(1))
-      ->method('set')
-      ->with($this->equalTo($system_path), $this->equalTo(array(CachedUrlGenerator::PATH_CACHE_PREFIX . 'first_path' => 'foo', CachedUrlGenerator::PATH_CACHE_PREFIX . 'second_path' => 'bar')));
-
-    // Mock a UrlGenerator to pass to the CachedUrlGenerator.
-    $url_generator = $this->getMockBuilder('Drupal\Core\Routing\UrlGenerator')
-      ->disableOriginalConstructor()
-      ->getMock();
-
-    // The decorated url generator should only be consulted
-    // once, for the second path, which was not in the cache.
-    $url_generator->expects($this->once())
-      ->method('generateFromPath')
-      ->with($this->equalTo('second_path'), $this->anything())
-      ->will($this->returnValue('bar'));
-
-    // Instantiate a CachedUrlGenerator and call various methods
-    // on it to ensure the expectations we set on our mocks are met.
-    $cached_url_generator = new CachedUrlGenerator($url_generator, $cache);
-    $request = Request::create('some/path');
-    $request->attributes->set('system_path', $system_path);
-    $cached_url_generator->setRequest($request);
-    $url = $cached_url_generator->generateFromPath('first_path');
-    $url = $cached_url_generator->generateFromPath('second_path');
-    $cached_url_generator->destruct();
-  }
-
-  /**
    * Tests path-based URL generation.
    */
   public function testPathBasedURLGeneration() {