fix tests

ext/mysql/tests/mysql_affected_rows.phpt

@@ -4,6 +4,7 @@ mysql_affected_rows()
 <?php
 require_once('skipif.inc');
 require_once('skipifconnectfailure.inc');
+require_once('skipifdefaultconnectfailure.inc');
 ?>
 --FILE--
 <?php

ext/mysql/tests/mysql_insert_id.phpt

@@ -4,6 +4,7 @@ mysql_insert_id()
 <?php
 require_once('skipif.inc');
 require_once('skipifconnectfailure.inc');
+require_once('skipifdefaultconnectfailure.inc');
 ?>
 --FILE--
 <?php

ext/mysql/tests/skipifdefaultconnectfailure.inc

@@ -0,0 +1,11 @@
+<?php
+if ($skip_on_connect_failure) {
+	if (!$link = @mysql_connect())
+		die(sprintf("skip Can't connect to MySQL Server with default credentials - [%d] %s", mysql_errno(), mysql_error()));
+
+	if (!@mysql_select_db($db, $link))
+		die(sprintf("skip Can't connect to MySQL Server with default credentials - [%d] %s", mysql_errno(), mysql_error()));
+
+	mysql_close($link);
+}
+?>