Issue #3462917: DrupalApcCache sets the prefix for the APCu keys it use using the value returned by drupal_valid_test_ua() or $GLOBALS['drupal_test_info']['test_run_id']
Merged
Issue #3462917: DrupalApcCache sets the prefix for the APCu keys it use using the value returned by drupal_valid_test_ua() or $GLOBALS['drupal_test_info']['test_run_id']