1 files changed, 3 insertions, 1 deletions
diff --git a/modules/simpletest/tests/batch.test b/modules/simpletest/tests/batch.test
index a3ace7b9e..65c5309ff 100644
--- a/modules/simpletest/tests/batch.test
+++ b/modules/simpletest/tests/batch.test
@@ -69,6 +69,8 @@ class BatchAPIPercentagesTestCase extends DrupalWebTestCase {
    * testCases class variable.
    */
   function testBatchAPIPercentages() {
+    // Include batch.inc if it's not already included.
+    drupal_function_exists('_batch_api_percentage');
     foreach ($this->testCases as $expected_result => $arguments) {
       // PHP sometimes casts numeric strings that are array keys to integers,
       // cast them back here.
@@ -84,4 +86,4 @@ class BatchAPIPercentagesTestCase extends DrupalWebTestCase {
       }
     }
   }
-}
+}
+\ No newline at end of file