diff --git a/modules/comment/comment.test b/modules/comment/comment.test
index 30bff71406f..9e69ba628c2 100644
--- a/modules/comment/comment.test
+++ b/modules/comment/comment.test
@@ -155,7 +155,7 @@ class CommentHelperCase extends DrupalWebTestCase {
         $mode_text = 'required';
         break;
     }
-    $this->setCommentSettings('comment_preview', $mode, 'Comment preview ' . $mode_text . '.');
+    $this->setCommentSettings('comment_preview', $mode, format_string('Comment preview @mode_text.', array('@mode_text' => $mode_text)));
   }
 
   /**
@@ -175,7 +175,7 @@ class CommentHelperCase extends DrupalWebTestCase {
    *   Anonymous level.
    */
   function setCommentAnonymous($level) {
-    $this->setCommentSettings('comment_anonymous', $level, 'Anonymous commenting set to level ' . $level . '.');
+    $this->setCommentSettings('comment_anonymous', $level, format_string('Anonymous commenting set to level @level.', array('@level' => $level)));
   }
 
   /**
@@ -185,7 +185,7 @@ class CommentHelperCase extends DrupalWebTestCase {
    *   Comments per page value.
    */
   function setCommentsPerPage($number) {
-    $this->setCommentSettings('comment_default_per_page', $number, 'Number of comments per page set to ' . $number . '.');
+    $this->setCommentSettings('comment_default_per_page', $number, format_string('Number of comments per page set to @number.', array('@number' => $number)));
   }
 
   /**
@@ -201,7 +201,7 @@ class CommentHelperCase extends DrupalWebTestCase {
   function setCommentSettings($name, $value, $message) {
     variable_set($name . '_article', $value);
     // Display status message.
-    $this->assertTrue(TRUE, $message);
+    $this->pass($message);
   }
 
   /**
@@ -273,7 +273,7 @@ class CommentInterfaceTest extends CommentHelperCase {
     $this->setCommentPreview(DRUPAL_DISABLED);
     $this->setCommentForm(TRUE);
     $this->setCommentSubject(FALSE);
-    $this->setCommentSettings('comment_default_mode', COMMENT_MODE_THREADED, t('Comment paging changed.'));
+    $this->setCommentSettings('comment_default_mode', COMMENT_MODE_THREADED, 'Comment paging changed.');
     $this->drupalLogout();
 
     // Post comment #1 without subject or preview.
@@ -583,7 +583,7 @@ class CommentInterfaceTest extends CommentHelperCase {
     $this->setCommentPreview(DRUPAL_DISABLED);
     $this->setCommentForm(TRUE);
     $this->setCommentSubject(FALSE);
-    $this->setCommentSettings('comment_default_mode', COMMENT_MODE_THREADED, t('Comment paging changed.'));
+    $this->setCommentSettings('comment_default_mode', COMMENT_MODE_THREADED, 'Comment paging changed.');
     $this->drupalLogout();
 
     // Creates a second user to post comments.
@@ -954,7 +954,7 @@ class CommentPreviewTest extends CommentHelperCase {
     $this->setCommentPreview(DRUPAL_OPTIONAL);
     $this->setCommentForm(TRUE);
     $this->setCommentSubject(TRUE);
-    $this->setCommentSettings('comment_default_mode', COMMENT_MODE_THREADED, t('Comment paging changed.'));
+    $this->setCommentSettings('comment_default_mode', COMMENT_MODE_THREADED, 'Comment paging changed.');
     $this->drupalLogout();
 
     // Login as web user and add a signature and a user picture.
@@ -1000,7 +1000,7 @@ class CommentPreviewTest extends CommentHelperCase {
     $this->setCommentPreview(DRUPAL_OPTIONAL);
     $this->setCommentForm(TRUE);
     $this->setCommentSubject(TRUE);
-    $this->setCommentSettings('comment_default_mode', COMMENT_MODE_THREADED, t('Comment paging changed.'));
+    $this->setCommentSettings('comment_default_mode', COMMENT_MODE_THREADED, 'Comment paging changed.');
 
     $edit = array();
     $edit['subject'] = $this->randomName(8);
@@ -1238,7 +1238,7 @@ class CommentPagerTest extends CommentHelperCase {
     $comments[] = $this->postComment($node, $this->randomName(), $this->randomName(), TRUE);
     $comments[] = $this->postComment($node, $this->randomName(), $this->randomName(), TRUE);
 
-    $this->setCommentSettings('comment_default_mode', COMMENT_MODE_FLAT, t('Comment paging changed.'));
+    $this->setCommentSettings('comment_default_mode', COMMENT_MODE_FLAT, 'Comment paging changed.');
 
     // Set comments to one per page so that we are able to test paging without
     // needing to insert large numbers of comments.
@@ -1279,7 +1279,7 @@ class CommentPagerTest extends CommentHelperCase {
     // If we switch to threaded mode, the replies on the oldest comment
     // should be bumped to the first page and comment 6 should be bumped
     // to the second page.
-    $this->setCommentSettings('comment_default_mode', COMMENT_MODE_THREADED, t('Switched to threaded mode.'));
+    $this->setCommentSettings('comment_default_mode', COMMENT_MODE_THREADED, 'Switched to threaded mode.');
     $this->drupalGet('node/' . $node->nid, array('query' => array('page' => 0)));
     $this->assertTrue($this->commentExists($reply, TRUE), 'In threaded mode, reply appears on page 1.');
     $this->assertFalse($this->commentExists($comments[1]), 'In threaded mode, comment 2 has been bumped off of page 1.');
@@ -1339,7 +1339,7 @@ class CommentPagerTest extends CommentHelperCase {
     // - 2
     //   - 5
 
-    $this->setCommentSettings('comment_default_mode', COMMENT_MODE_FLAT, t('Comment paging changed.'));
+    $this->setCommentSettings('comment_default_mode', COMMENT_MODE_FLAT, 'Comment paging changed.');
 
     $expected_order = array(
       0,
@@ -1353,7 +1353,7 @@ class CommentPagerTest extends CommentHelperCase {
     $this->drupalGet('node/' . $node->nid);
     $this->assertCommentOrder($comments, $expected_order);
 
-    $this->setCommentSettings('comment_default_mode', COMMENT_MODE_THREADED, t('Switched to threaded mode.'));
+    $this->setCommentSettings('comment_default_mode', COMMENT_MODE_THREADED, 'Switched to threaded mode.');
 
     $expected_order = array(
       0,
@@ -1435,7 +1435,7 @@ class CommentPagerTest extends CommentHelperCase {
     // - 2
     //   - 5
 
-    $this->setCommentSettings('comment_default_mode', COMMENT_MODE_FLAT, t('Comment paging changed.'));
+    $this->setCommentSettings('comment_default_mode', COMMENT_MODE_FLAT, 'Comment paging changed.');
 
     $expected_pages = array(
       1 => 5, // Page of comment 5
@@ -1453,7 +1453,7 @@ class CommentPagerTest extends CommentHelperCase {
       $this->assertIdentical($expected_page, $returned_page, format_string('Flat mode, @new replies: expected page @expected, returned page @returned.', array('@new' => $new_replies, '@expected' => $expected_page, '@returned' => $returned_page)));
     }
 
-    $this->setCommentSettings('comment_default_mode', COMMENT_MODE_THREADED, t('Switched to threaded mode.'));
+    $this->setCommentSettings('comment_default_mode', COMMENT_MODE_THREADED, 'Switched to threaded mode.');
 
     $expected_pages = array(
       1 => 5, // Page of comment 5
@@ -1509,7 +1509,7 @@ class CommentNodeAccessTest extends CommentHelperCase {
     $this->setCommentPreview(DRUPAL_DISABLED);
     $this->setCommentForm(TRUE);
     $this->setCommentSubject(TRUE);
-    $this->setCommentSettings('comment_default_mode', COMMENT_MODE_THREADED, t('Comment paging changed.'));
+    $this->setCommentSettings('comment_default_mode', COMMENT_MODE_THREADED, 'Comment paging changed.');
     $this->drupalLogout();
 
     // Post comment.
@@ -2126,7 +2126,7 @@ class CommentThreadingTestCase extends CommentHelperCase {
     $this->setCommentPreview(DRUPAL_DISABLED);
     $this->setCommentForm(TRUE);
     $this->setCommentSubject(TRUE);
-    $this->setCommentSettings('comment_default_mode', COMMENT_MODE_THREADED, t('Comment paging changed.'));
+    $this->setCommentSettings('comment_default_mode', COMMENT_MODE_THREADED, 'Comment paging changed.');
     $this->drupalLogout();
 
     // Create a node.
diff --git a/modules/rdf/rdf.test b/modules/rdf/rdf.test
index 0d1b023a4df..370dbb256df 100644
--- a/modules/rdf/rdf.test
+++ b/modules/rdf/rdf.test
@@ -441,7 +441,7 @@ class RdfCommentAttributesTestCase extends CommentHelperCase {
     $this->setCommentPreview(DRUPAL_OPTIONAL);
     $this->setCommentForm(TRUE);
     $this->setCommentSubject(TRUE);
-    $this->setCommentSettings('comment_default_mode', COMMENT_MODE_THREADED, t('Comment paging changed.'));
+    $this->setCommentSettings('comment_default_mode', COMMENT_MODE_THREADED, 'Comment paging changed.');
 
     // Creates the nodes on which the test comments will be posted.
     $this->drupalLogin($this->web_user);