diff --git a/core/modules/ckeditor/src/Tests/CKEditorLanguageDirectionTest.php b/core/modules/ckeditor/src/Tests/CKEditorLanguageDirectionTest.php
new file mode 100644
index 0000000..2a190d6
--- /dev/null
+++ b/core/modules/ckeditor/src/Tests/CKEditorLanguageDirectionTest.php
@@ -0,0 +1,79 @@
+<?php
+
+/**
+ * @file
+ * Definition of \Drupal\ckeditor\Tests\CKEditorLanguageDirectionTest.
+ */
+
+namespace Drupal\ckeditor\Tests;
+
+use Drupal\Core\Language\LanguageInterface;
+use Drupal\editor\Entity\Editor;
+use Drupal\filter\FilterFormatInterface;
+use Drupal\simpletest\WebTestBase;
+
+/**
+ * Tests the button's display text or display image on CKEditor toolbar.
+ *
+ * @group ckeditor
+ */
+class CKEditorLanguageDirectionTest extends WebTestBase {
+
+  /**
+   * Modules to enable.
+   *
+   * @var array
+   */
+  public static $modules = array('filter', 'editor', 'ckeditor', 'locale');
+
+  protected function setUp() {
+    parent::setUp();
+
+    // Create a Full HTML filter format and associate this with CKEditor.
+    $full_html_format = entity_create('filter_format', array(
+      'format' => 'full_html',
+      'name' => 'Full HTML',
+      'weight' => 1,
+      'filters' => array(),
+    ));
+    $full_html_format->save();
+
+    $editor = entity_create('editor', array(
+      'format' => 'full_html',
+      'editor' => 'ckeditor',
+    ));
+    $editor->save();
+
+    // Create a new user with admin rights.
+    $this->admin_user = $this->drupalCreateUser(array(
+      'administer languages',
+      'access administration pages',
+      'administer site configuration',
+      'administer filters',
+    ));
+
+  }
+
+  /**
+   * Tests loading of CKEditor CSS, JS and JS settings.
+   */
+  public function testLanguageDirectionChange() {
+    // Login with admin user.
+    $this->drupalLogin($this->admin_user);
+
+    // Install the Arabic language (which is RTL) and configure as the default.
+    $edit = array();
+    $edit['predefined_langcode'] = 'ar';
+    $this->drupalPostForm('admin/config/regional/language/add', $edit, t('Add language'));
+
+    $edit = array('site_default_language' => 'ar');
+    $this->drupalPostForm('admin/config/regional/settings', $edit, t('Save configuration'));
+
+    // Once the language is changed then goto CKEditor Full HTML configuration.
+    $this->drupalGet('admin/config/content/formats/manage/full_html');
+    // Check the RTL images are loaded in the page. Since the images are loaded
+    // via the Javascript Settings then only way to check is for the image names
+    // exists or not.
+    $this->assertPattern('/_rtl.png/', 'RTL images found in the page');
+  }
+}