diff -u b/core/modules/config/lib/Drupal/config/Tests/ConfigOtherModuleTest.php b/core/modules/config/lib/Drupal/config/Tests/ConfigOtherModuleTest.php
--- b/core/modules/config/lib/Drupal/config/Tests/ConfigOtherModuleTest.php
+++ b/core/modules/config/lib/Drupal/config/Tests/ConfigOtherModuleTest.php
@@ -21,7 +21,7 @@
 
   public static function getInfo() {
     return array(
-      'name' => 'Default configuration provider for config_test',
+      'name' => 'Default configuration owner',
       'description' => 'Tests default configuration provided by a module that does not own it.',
       'group' => 'Configuration',
     );
@@ -36,7 +36,7 @@
     $this->moduleHandler->enable(array('config_other_module_config'));
 
     // Check that the config entity doesn't exist before the config_test module
-    // is enabled. We can not use the entity system because the config_test
+    // is enabled. We cannot use the entity system because the config_test
     // entity type does not exist.
     $config = \Drupal::config('config_test.dynamic.other_module');
     $this->assertTrue($config->isNew(), 'Default configuration for other modules is not installed if that module is not enabled.');
@@ -59,12 +59,10 @@
     $other_module_config_entity = entity_load('config_test', 'other_module', TRUE);
     $this->assertTrue($other_module_config_entity, "Default configuration has been recreated.");
 
-    // Update the default configuration. To test that the changes are preserved
+    // Update the default configuration to test that the changes are preserved
     // if the module that provides the default configuration is uninstalled.
     $other_module_config_entity->set('style', "The piano ain't got no wrong notes.");
     $other_module_config_entity->save();
-    $config = \Drupal::config('config_test.dynamic.other_module');
-    $this->assertTrue($config->isNew(), 'Default configuration for other modules is not installed if that module is not enabled.');
 
     // Uninstall the module that provides the default configuration.
     $this->moduleHandler->disable(array('config_other_module_config'));