function paintFooter($test_name)
 {
     parent::paintFooter($test_name);
     $runner = lmbTestRunner::getCurrent();
     print 'Tests time: ' . $runner->getRuntime() . " sec.\n";
     if ($memory = $runner->getMemoryUsage()) {
         print 'Tests memory usage: ' . $memory . " Mb.\n";
     }
     if ($this->failed_tests) {
         print "=========== FAILED TESTS  ===========\n";
         print implode("\n", $this->failed_tests) . "\n";
     }
 }