diff --git a/core/modules/simpletest/simpletest.module b/core/modules/simpletest/simpletest.module
index da9b9fd..da7c265 100644
--- a/core/modules/simpletest/simpletest.module
+++ b/core/modules/simpletest/simpletest.module
@@ -436,6 +436,7 @@ function simpletest_log_read($test_id, $prefix, $test_class, $during_test = FALS
  */
 function simpletest_test_get_all() {
   $groups = &drupal_static(__FUNCTION__);
+
   if (!$groups) {
     // Make sure that namespaces for disabled modules are registered so that the
     // checks below will find them.
@@ -484,7 +485,8 @@ function simpletest_test_get_all() {
           if ($reflectionClass->isInstantiable()) {
             $reflectionMethod = new ReflectionMethod($class, 'getInfo');
             $declaringClass = $reflectionMethod->getDeclaringClass()->getName();
-            // Avoid to test intermediate classes which don't implement method.
+            // Avoid testing intermediate classes which do not implement the
+            // method.
             if ($class == $declaringClass) {
               $info = call_user_func(array($class, 'getInfo'));
             }