Fix two issues with run-tests.php

1. E_STRICT error due to passing return of array_intersect() into reset() directly
2. Details in junit output can produce invalid UTF-8 and XML due to unescaped characters

Author: ircmaxell

run-tests.php

@@ -2668,12 +2668,15 @@ function junit_mark_test_as($type, $file_name, $test_name, $time = null, $messag
 	$time = null !== $time ? $time : junit_get_timer($file_name);
 	junit_suite_record($suite, 'execution_time', $time);
 
+	$escaped_details = htmlspecialchars($details, ENT_QUOTES, 'UTF-8');
+
     $escaped_test_name = basename($file_name) . ' - ' . htmlspecialchars($test_name, ENT_QUOTES);
     $JUNIT['files'][$file_name]['xml'] = "<testcase classname='$suite' name='$escaped_test_name' time='$time'>\n";
 
 	if (is_array($type)) {
 		$output_type = $type[0] . 'ED';
-		$type = reset(array_intersect(array('XFAIL', 'FAIL'), $type));
+		$temp = array_intersect(array('XFAIL', 'FAIL'), $type);
+		$type = reset($temp);
 	} else {
 		$output_type = $type . 'ED';
 	}
@@ -2688,10 +2691,10 @@ function junit_mark_test_as($type, $file_name, $test_name, $time = null, $messag
 		$JUNIT['files'][$file_name]['xml'] .= "<skipped>$message</skipped>\n";
 	} elseif('FAIL' == $type) {
 		junit_suite_record($suite, 'test_fail');
-		$JUNIT['files'][$file_name]['xml'] .= "<failure type='$output_type' message='$message'>$details</failure>\n";
+		$JUNIT['files'][$file_name]['xml'] .= "<failure type='$output_type' message='$message'>$escaped_details</failure>\n";
 	} else {
 		junit_suite_record($suite, 'test_error');
-		$JUNIT['files'][$file_name]['xml'] .= "<error type='$output_type' message='$message'>$details</error>\n";
+		$JUNIT['files'][$file_name]['xml'] .= "<error type='$output_type' message='$message'>$escaped_details</error>\n";
 	}
 
 	$JUNIT['files'][$file_name]['xml'] .= "</testcase>\n";