only in patch2:
unchanged:
--- a/core/modules/tour/tests/Drupal/tour/Tests/Entity/TourTest.php
+++ b/core/modules/tour/tests/Drupal/tour/Tests/Entity/TourTest.php
@@ -7,6 +7,7 @@
 namespace Drupal\tour\Tests\Entity\TourTest;
 
 use Drupal\Tests\UnitTestCase;
+use Drupal\Core\DependencyInjection\ContainerBuilder;
 
 /**
  * Tests the Tour entity.
@@ -45,8 +46,17 @@ public static function getInfo() {
    * @dataProvider routeProvider
    */
   public function testHasMatchingRoute($routes, $route_name, $route_params, $result) {
-    $tour = $this->getMockBuilder('\Drupal\tour\Entity\Tour')
+    // Tour::__construct() pulls the plugin.manager.tour.tip service from the
+    // container. Mock it and and place it there.
+    $tip_manager = $this->getMockBuilder('Drupal\tour\TipPluginManager')
       ->disableOriginalConstructor()
+      ->getMock();
+    $container = new ContainerBuilder();
+    $container->set('plugin.manager.tour.tip', $tip_manager);
+    \Drupal::setContainer($container);
+
+    $tour = $this->getMockBuilder('\Drupal\tour\Entity\Tour')
+      ->setConstructorArgs(array(array(), 'tour'))
       ->setMethods(array('getRoutes'))
       ->getMock();