diff --git a/core/lib/Drupal/Core/Access/AccessManager.php b/core/lib/Drupal/Core/Access/AccessManager.php
index 3618631..ae68e82 100644
--- a/core/lib/Drupal/Core/Access/AccessManager.php
+++ b/core/lib/Drupal/Core/Access/AccessManager.php
@@ -95,7 +95,7 @@ protected function applies(Route $route) {
    *   The incoming request object.
    *
    * @return bool
-   *  Returns TRUE if the user has access to the route, else FALSE.
+   *  Returns TRUE if the user has access to the route, otherwise FALSE.
    *
    * @throws \Symfony\Component\HttpKernel\Exception\AccessDeniedHttpException
    *   If any access check denies access or none explicitly approve.
@@ -135,17 +135,14 @@ protected function checkAnd(array $checks, Route $route, Request $request) {
       }
 
       $service_access = $this->checks[$service_id]->access($route, $request);
-      if ($service_access === AccessCheckInterface::KILL) {
-        $access = FALSE;
-        break;
+      if ($service_access === AccessCheckInterface::ALLOW) {
+        $access = TRUE;
       }
-      if ($service_access === AccessCheckInterface::DENY) {
+      else {
+        // On both KILL and DENY stop.
         $access = FALSE;
         break;
       }
-      if ($service_access === AccessCheckInterface::ALLOW) {
-        $access = TRUE;
-      }
     }
 
     return $access;
diff --git a/core/tests/Drupal/Tests/Core/Access/AccessManagerTest.php b/core/tests/Drupal/Tests/Core/Access/AccessManagerTest.php
index 5a952e7..4aea076 100644
--- a/core/tests/Drupal/Tests/Core/Access/AccessManagerTest.php
+++ b/core/tests/Drupal/Tests/Core/Access/AccessManagerTest.php
@@ -117,16 +117,14 @@ public function testCheck() {
   }
 
   /**
-   * Test \Drupal\Core\Access\AccessManager::check() with conjunctions.
+   * Provides data for the conjunction test.
+   *
+   * @return array
+   *   An array of data for check conjunctions.
+   *
+   * @see \Drupal\Tests\Core\Access\AccessManagerTest::testCHeckConjunctions()
    */
-  public function testCheckConjunctions() {
-    $this->setupAccessChecker();
-    $access_check = new DefinedTestAccessCheck();
-    $this->container->register('test_access_defined', $access_check);
-    $this->accessManager->addCheckService('test_access_defined');
-
-    $request = new Request();
-
+  public function checkConjunctionsProvider() {
     $access_configurations = array();
     $access_configurations[] = array(
       'conjunction' => 'AND',
@@ -213,29 +211,38 @@ public function testCheckConjunctions() {
       'expected' => FALSE,
     );
 
-    $expected = array();
-    foreach ($access_configurations as $config) {
-      // Setup a test route for each access configuration.
-      $name = $config['name'];
-      $requirements = array(
-        '_access' => static::convertAccessCheckInterfaceToString($config['condition_one']),
-        '_test_access' => static::convertAccessCheckInterfaceToString($config['condition_two']),
-      );
-      $options = array('_access_conjunction' => $config['conjunction']);
-      $this->routeCollection->add($name, new Route($name, array(), $requirements, $options));
-
-      $expected[$name] = $config['expected'];
-    }
+    return $access_configurations;
+  }
 
-    $this->accessManager->setChecks($this->routeCollection);
+  /**
+   * Test \Drupal\Core\Access\AccessManager::check() with conjunctions.
+   *
+   * @dataProvider checkConjunctionsProvider
+   */
+  public function testCheckConjunctions($conjunction, $name, $condition_one, $condition_two, $expected_access) {
+    $this->setupAccessChecker();
+    $access_check = new DefinedTestAccessCheck();
+    $this->container->register('test_access_defined', $access_check);
+    $this->accessManager->addCheckService('test_access_defined');
 
-    foreach ($expected as $route_name => $expected_access) {
-      $this->assertSame($this->accessManager->check($this->routeCollection->get($route_name), $request), $expected_access);
-    }
+    $request = new Request();
+
+    $route_collection = new RouteCollection();
+    // Setup a test route for each access configuration.
+    $requirements = array(
+      '_access' => static::convertAccessCheckInterfaceToString($condition_one),
+      '_test_access' => static::convertAccessCheckInterfaceToString($condition_two),
+    );
+    $options = array('_access_conjunction' => $conjunction);
+    $route = new Route($name, array(), $requirements, $options);
+    $route_collection->add($name, $route);
+
+    $this->accessManager->setChecks($route_collection);
+    $this->assertSame($this->accessManager->check($route, $request), $expected_access);
   }
 
   /**
-   * Little helper function to convert AccessCheckInterface constants to string.
+   * Converts AccessCheckInterface constants to a string.
    *
    * @param mixed $constant
    *   The access constant which is tested, so either