- Patch #297894 by boombatower: two new asserts for link checking.

modules/simpletest/drupal_web_test_case.php

@@ -1112,6 +1112,43 @@ class DrupalWebTestCase {
     return $options;
   }
 
+  /**
+   * Pass if a link with the specified label is found, and optional with the
+   * specified index.
+   *
+   * @param $label
+   *   Text between the anchor tags.
+   * @param $index
+   *   Link position counting from zero.
+   * @param $message
+   *   Message to display.
+   * @param $group
+   *   The group this message belongs to, defaults to 'Other'.
+   */
+  public function assertLink($label, $index = 0, $message = '', $group = 'Other') {
+    $links = $this->xpath('//a[text()="' . $label . '"]');
+    $message = ($message ?  $message : t('Link with label "!label" found.', array('!label' => $label)));
+    $this->_assert(isset($links[$index]), $message, $group);
+  }
+
+  /**
+   * Pass if a link with the specified label is not found.
+   *
+   * @param $label
+   *   Text between the anchor tags.
+   * @param $index
+   *   Link position counting from zero.
+   * @param $message
+   *   Message to display.
+   * @param $group
+   *   The group this message belongs to, defaults to 'Other'.
+   */
+  public function assertNoLink($label, $message = '', $group = 'Other') {
+    $links = $this->xpath('//a[text()="' . $label . '"]');
+    $message = ($message ?  $message : t('Link with label "!label" not found.', array('!label' => $label)));
+    $this->_assert(empty($links), $message, $group);
+  }
+
   /**
    * Follows a link by name.
    *