diff --git a/core/modules/simpletest/lib/Drupal/simpletest/TestBase.php b/core/modules/simpletest/lib/Drupal/simpletest/TestBase.php
index fdb819a..710c530 100644
--- a/core/modules/simpletest/lib/Drupal/simpletest/TestBase.php
+++ b/core/modules/simpletest/lib/Drupal/simpletest/TestBase.php
@@ -518,7 +518,7 @@ protected function assertNotIdentical($first, $second, $message = '', $group = '
    * @return
    *   TRUE if the assertion succeeded, FALSE otherwise.
    */
-  protected function assertIdenticalObject($object1, $object2, $message = '', $group = '') {
+  protected function assertIdenticalObject($object1, $object2, $message = '', $group = 'Other') {
     $message = $message ?: format_string('!object1 is identical to !object2', array(
       '!object1' => var_export($object1, TRUE),
       '!object2' => var_export($object2, TRUE),
@@ -527,7 +527,7 @@ protected function assertIdenticalObject($object1, $object2, $message = '', $gro
     foreach ($object1 as $key => $value) {
       $identical = $identical && isset($object2->$key) && $object2->$key === $value;
     }
-    return $this->assertTrue($identical, $message);
+    return $this->assertTrue($identical, $message, $group);
   }
 
 
diff --git a/core/modules/simpletest/lib/Drupal/simpletest/WebTestBase.php b/core/modules/simpletest/lib/Drupal/simpletest/WebTestBase.php
index a62a9eb..54c6500 100644
--- a/core/modules/simpletest/lib/Drupal/simpletest/WebTestBase.php
+++ b/core/modules/simpletest/lib/Drupal/simpletest/WebTestBase.php
@@ -2205,7 +2205,7 @@ protected function assertNoText($text, $message = '', $group = 'Other') {
    *   messages: use format_string() to embed variables in the message text, not
    *   t(). If left blank, a default message will be displayed.
    * @param $group
-   *   (optional) The group this message is in, which is displayed in a column
+   *   The group this message is in, which is displayed in a column
    *   in test output. Use 'Debug' to indicate this is debugging output. Do not
    *   translate this string. Defaults to 'Other'; most tests do not override
    *   this default.
@@ -2286,7 +2286,7 @@ protected function assertNoUniqueText($text, $message = '', $group = 'Other') {
    *   messages: use format_string() to embed variables in the message text, not
    *   t(). If left blank, a default message will be displayed.
    * @param $group
-   *   (optional) The group this message is in, which is displayed in a column
+   *   The group this message is in, which is displayed in a column
    *   in test output. Use 'Debug' to indicate this is debugging output. Do not
    *   translate this string. Defaults to 'Other'; most tests do not override
    *   this default.
@@ -3021,7 +3021,7 @@ protected function assertMail($name, $value = '', $message = '', $group = 'E-mai
    * @return
    *   TRUE on pass, FALSE on fail.
    */
-  protected function assertMailString($field_name, $string, $email_depth, $message ='', $group = 'Other') {
+  protected function assertMailString($field_name, $string, $email_depth, $message = '', $group = 'Other') {
     $mails = $this->drupalGetMails();
     $string_found = FALSE;
     for ($i = count($mails) -1; $i >= count($mails) - $email_depth && $i >= 0; $i--) {