1 files changed, 30 insertions, 0 deletions
diff --git a/modules/simpletest/tests/form.test b/modules/simpletest/tests/form.test
index 6a7f26c3d..3debf4042 100644
--- a/modules/simpletest/tests/form.test
+++ b/modules/simpletest/tests/form.test
@@ -835,6 +835,36 @@ class FormsElementsTableSelectFunctionalTest extends DrupalWebTestCase {
 }
 
 /**
+ * Test the vertical_tabs form element for expected behavior.
+ */
+class FormsElementsVerticalTabsFunctionalTest extends DrupalWebTestCase {
+
+  public static function getInfo() {
+    return array(
+      'name' => 'Vertical tabs form element type test',
+      'description' => 'Test the vertical_tabs element for expected behavior',
+      'group' => 'Form API',
+    );
+  }
+
+  function setUp() {
+    parent::setUp('form_test');
+  }
+
+  /**
+   * Ensures that vertical-tabs.js is included before collapse.js.
+   *
+   * Otherwise, collapse.js adds "SHOW" or "HIDE" labels to the tabs.
+   */
+  function testJavaScriptOrdering() {
+    $this->drupalGet('form_test/vertical-tabs');
+    $position1 = strpos($this->content, 'misc/vertical-tabs.js');
+    $position2 = strpos($this->content, 'misc/collapse.js');
+    $this->assertTrue($position1 !== FALSE && $position2 !== FALSE && $position1 < $position2, t('vertical-tabs.js is included before collapse.js'));
+  }
+}
+
+/**
  * Test the form storage on a multistep form.
  *
  * The tested form puts data into the storage during the initial form