Fixed so that the test passes with libmysql

Author: SakiTakamachi

ext/pdo_mysql/tests/gh11550.phpt

@@ -13,6 +13,8 @@ MySQLPDOTest::skip();
 require_once __DIR__ . DIRECTORY_SEPARATOR . 'mysql_pdo_test.inc';
 $pdo = MySQLPDOTest::factory();
 
+$pdo->setAttribute(PDO::ATTR_STRINGIFY_FETCHES, true);
+
 $pdo->exec(<<<'SQL'
 CREATE TABLE `test_gh11550`  (
   `id` int(10) UNSIGNED NOT NULL AUTO_INCREMENT,
@@ -51,9 +53,9 @@ array(1) {
   [0]=>
   array(4) {
     ["id"]=>
-    int(1)
+    string(1) "1"
     [0]=>
-    int(1)
+    string(1) "1"
     ["name"]=>
     string(5) "test1"
     [1]=>
@@ -66,9 +68,9 @@ array(1) {
   [0]=>
   array(6) {
     ["id"]=>
-    int(1)
+    string(1) "1"
     [0]=>
-    int(1)
+    string(1) "1"
     ["name"]=>
     string(5) "test1"
     [1]=>