diff --git a/core/modules/views/tests/modules/views_test_config/test_views/views.view.test_page_display_menu.yml b/core/modules/views/tests/modules/views_test_config/test_views/views.view.test_page_display_menu.yml
index a1eb3b5..d0219e9 100644
--- a/core/modules/views/tests/modules/views_test_config/test_views/views.view.test_page_display_menu.yml
+++ b/core/modules/views/tests/modules/views_test_config/test_views/views.view.test_page_display_menu.yml
@@ -120,3 +120,28 @@ display:
     display_title: Page
     id: page_5
     position: 0
+  page_6:
+    display_options:
+      path: test_page_display_menu/test_default_local_task/one
+      title: 'Tests a default local task without an existing parent'
+      menu:
+        type: 'default tab'
+        title: 'Test child'
+        description: ''
+        expanded: false
+        parent: ''
+        menu_name: main
+        weight: 0
+        context: '0'
+      tab_options:
+        type: tab
+        title: 'Test parent'
+        description: ''
+        menu_name: main
+        weight: 0
+      defaults:
+        title: false
+    display_plugin: page
+    display_title: Page
+    id: page_6
+    position: 0
diff --git a/core/modules/views/tests/src/Functional/Plugin/DisplayPageWebTest.php b/core/modules/views/tests/src/Functional/Plugin/DisplayPageWebTest.php
index 501d922..180492b 100644
--- a/core/modules/views/tests/src/Functional/Plugin/DisplayPageWebTest.php
+++ b/core/modules/views/tests/src/Functional/Plugin/DisplayPageWebTest.php
@@ -108,6 +108,16 @@ public function testPageDisplayMenu() {
     $this->assertEqual($element[0]->getText(), t('Test local tab'));
     $this->assertTitle(t('Test local page | Drupal'));
 
+    // Check that a parent local task is created  for a default local task.
+    $this->drupalGet('test_page_display_menu/test_default_local_task');
+    $this->assertResponse(200);
+    $element = $this->xpath('//ul[contains(@class, :ul_class)]//a[contains(@class, :a_class)]/child::text()', [
+      ':ul_class' => 'tabs primary',
+      ':a_class' => 'is-active',
+    ]);
+    $this->assertEqual($element[0]->getText(), t('Test parent'));
+    $this->assertTitle(t('Tests a default local task without an existing parent | Drupal'));
+
     // Check an ordinary menu link.
     $admin_user = $this->drupalCreateUser(['administer menu']);
     $this->drupalLogin($admin_user);