--- /dev/null
+--TEST--
+setting bogus timezones
+--FILE--
+<?php
+
+//bogus
+var_dump(date_default_timezone_set('AAA'));
+var_dump(date_default_timezone_set('ZZZ'));
+
+
+//now the first and the last one
+var_dump(date_default_timezone_set("Africa/Abidjan"));
+var_dump(date_default_timezone_set("Zulu"));
+
+echo "done\n";
+
+?>
+--EXPECTF--
+Notice: date_default_timezone_set(): Timezone ID 'AAA' is invalid in %stimezones.php on line 4
+bool(false)
+
+Notice: date_default_timezone_set(): Timezone ID 'ZZZ' is invalid in %stimezones.php on line 5
+bool(false)
+bool(true)
+bool(true)
+done