diff --git a/core/modules/toolbar/src/Tests/ToolbarAdminMenuTest.php b/core/modules/toolbar/src/Tests/ToolbarAdminMenuTest.php
index 19d7f32..6fad815 100644
--- a/core/modules/toolbar/src/Tests/ToolbarAdminMenuTest.php
+++ b/core/modules/toolbar/src/Tests/ToolbarAdminMenuTest.php
@@ -263,11 +263,11 @@ function testCacheClearByCacheTag() {
     // Assert that a cache tag in the toolbar cache under the key "user" exists
     // for adminUser against the language "fr".
     $cache = $toolbarCache->get('toolbar_' . $admin_user_2_id . ':' . 'fr');
-    $this->asserMtEqual(in_array('user:' . $admin_user_2_id, $cache->tags), 'A cache tag in the toolbar cache under the key "user" exists for admin_user_2 against the language "fr".');
+    $this->assertEqual(in_array('user:' . $admin_user_2_id, $cache->tags), 'A cache tag in the toolbar cache under the key "user" exists for admin_user_2 against the language "fr".');
 
-    // Log in adminUser and clear the caches for this user using a tag.
+    // Log in the admin user and clear the caches for this user using a tag.
     $this->drupalLogin($this->adminUser);
-    Cache::deleteTags(array('user:' . $admin_user_id));
+    Cache::invalidateTags(array('user:' . $admin_user_id));
 
     // Assert that no toolbar cache exists for adminUser against the
     // language "en".