diff --git a/core/modules/system/lib/Drupal/system/Tests/Module/ModuleEnable.php b/core/modules/system/lib/Drupal/system/Tests/Module/ModuleEnable.php
index b2d08fc..1b41d3e 100644
--- a/core/modules/system/lib/Drupal/system/Tests/Module/ModuleEnable.php
+++ b/core/modules/system/lib/Drupal/system/Tests/Module/ModuleEnable.php
@@ -44,4 +44,19 @@ function testRequiredModuleSchemaVersions() {
     $this->assertTrue($version > 0, 'User module version is > 0.');
   }
 
+  /**
+   * Tests that an exception is thrown when a module name is too long.
+   */
+  function testModuleNameLength() {
+    $module_name = 'invalid_module_name_over_the_maximum_allowed_character_length';
+    $message = format_string('Exception thrown when enabling module %name with a name length over the allowed maximum', array('%name' => $module_name));
+    try {
+      module_enable(array($module_name));
+      $this->fail($message);
+    }
+    catch (\Exception $e) {
+      $this->pass($message);
+    }
+  }
+
 }