diff --git a/modules/simpletest/tests/form.test b/modules/simpletest/tests/form.test
index 7eac198..7c44b1b 100644
--- a/modules/simpletest/tests/form.test
+++ b/modules/simpletest/tests/form.test
@@ -657,6 +657,17 @@ class FormValidationTestCase extends DrupalWebTestCase {
     $this->assertText(t('!name field is required.', array('!name' => 'Title')));
     $this->assertText('Test element is invalid');
   }
+
+  /**
+   *  Tests error border of multiple fields with same name in a page.
+   */
+  function testMultiFormSameNameErrorClass() {
+    $this->drupalGet('form-test/double-form');
+    $edit = array();
+    $this->drupalPost(NULL, $edit, t('Save'));
+    $this->assertFieldByXpath('//input[@id="edit-name" and contains(@class, "error")]', NULL, 'Error input form element class found for first element.');
+    $this->assertNoFieldByXpath('//input[@id="edit-name--2" and contains(@class, "error")]', NULL, 'No error input form element class found for second element.');
+  }
 }
 
 /**