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diff --git a/ext/date/tests/DateTime_setISODate_basic1.phpt b/ext/date/tests/DateTime_setISODate_basic1.phpt
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+--TEST--
+Test DateTime::setISODate() function : basic functionality 
+--FILE--
+<?php
+/* Prototype  : public DateTime DateTime::setISODate  ( int $year  , int $week  [, int $day  ] )
+ * Description: Set a date according to the ISO 8601 standard - using weeks and day offsets rather than specific dates. 
+ * Source code: ext/date/php_date.c
+ * Alias to functions: date_isodate_set
+ */
+
+echo "*** Testing DateTime::setISODate() : basic functionality ***\n";
+
+//Set the default time zone 
+date_default_timezone_set("Europe/London");
+
+// Create a deate object
+$datetime = new DateTime("2009-01-30 17:57:32");
+
+// Which month is week 40 ?
+$datetime->setISODate(2008, 40);
+echo "Week 40 of 2009 is in \"" . $datetime->format("F") . "\"\n";
+
+// What date is week  week 30 day 3 ?
+$datetime->setISODate(2009, 30, 3);
+echo "Week 30 day 3 of 2009 is \"" . $datetime->format("D M j") . "\"\n";
+
+// What date was is last year  ?
+$datetime->setISODate(2008, 30, 3);
+echo "..same day last year was \"" . $datetime->format("D M j") . "\"\n";
+
+?>
+===DONE===
+--EXPECTF--
+*** Testing DateTime::setISODate() : basic functionality ***
+Week 40 of 2009 is in "September"
+Week 30 day 3 of 2009 is "Wed Jul 22"
+..same day last year was "Wed Jul 23"
+===DONE===