Add test for negative cookie lifetime

Author: Girgias

ext/session/tests/session_set_cookie_params_variation8.phpt

@@ -0,0 +1,31 @@
+--TEST--
+Test session_set_cookie_params() function : negative and 0 lifetime
+--EXTENSIONS--
+session
+--SKIPIF--
+<?php include('skipif.inc'); ?>
+--FILE--
+<?php
+
+ob_start();
+
+var_dump(ini_get("session.cookie_lifetime"));
+var_dump(session_set_cookie_params(["lifetime" => 0]));
+var_dump(ini_get("session.cookie_lifetime"));
+
+var_dump(ini_get("session.cookie_lifetime"));
+var_dump(session_set_cookie_params(["lifetime" => -10]));
+var_dump(ini_get("session.cookie_lifetime"));
+echo "Done";
+ob_end_flush();
+?>
+--EXPECTF--
+string(1) "0"
+bool(true)
+string(1) "0"
+string(1) "0"
+
+Warning: session_set_cookie_params(): CookieLifetime cannot be negative in %s on line %d
+bool(false)
+string(1) "0"
+Done