diff --git a/core/modules/config/src/Tests/ConfigCRUDTest.php b/core/modules/config/src/Tests/ConfigCRUDTest.php
index b184de6..a751997 100644
--- a/core/modules/config/src/Tests/ConfigCRUDTest.php
+++ b/core/modules/config/src/Tests/ConfigCRUDTest.php
@@ -37,7 +37,7 @@ class ConfigCRUDTest extends KernelTestBase {
    *
    * @var array
    */
-  public static $modules = array('system');
+  public static $modules = array('system', 'config_test');
 
   /**
    * Tests CRUD operations.
@@ -187,7 +187,7 @@ function testNameValidation() {
       $config->save();
       $this->pass($message);
     }
-    catch (\Exception $e) {
+    catch (ConfigNameException $e) {
       $this->fail($message);
     }
 
@@ -222,7 +222,6 @@ function testValueValidation() {
    * Tests data type handling.
    */
   public function testDataTypes() {
-    \Drupal::service('module_installer')->install(array('config_test'));
     $storage = new DatabaseStorage($this->container->get('database'), 'config');
     $name = 'config_test.types';
     $config = $this->container->get('config.factory')->get($name);
diff --git a/core/modules/config/tests/config_test/config/schema/config_test.schema.yml b/core/modules/config/tests/config_test/config/schema/config_test.schema.yml
index 5237146..feff6cf 100644
--- a/core/modules/config/tests/config_test/config/schema/config_test.schema.yml
+++ b/core/modules/config/tests/config_test/config/schema/config_test.schema.yml
@@ -112,6 +112,20 @@ config_test.system:
       type: string
       label: '404'
 
+config_test.crud:
+  type: mapping
+  label: 'Configuration test'
+  mapping:
+    value:
+      type: string
+      label: 'Value'
+    '404':
+      type: string
+      label: '404'
+
+config_test.crud_rename_no_cache:
+  type: config_test.crud
+
 config_test.new:
   type: mapping
   label: 'Configuration test'
@@ -147,6 +161,9 @@ config_test.foo:
 config_test.bar:
   type: config_test.foo
 
+namespace.object:
+  type: mapping
+
 foo.bar:
   type: mapping
   mapping: