public function testLastOfMonth()
{
$dt1 = new QDateTime("2/23/2009");
$this->assertEqual($dt1->LastDayOfTheMonth, new QDateTime("2/28/2009"));
$dt2 = new QDateTime("1/1/1923");
$this->assertEqual($dt2->LastDayOfTheMonth, new QDateTime("1/31/1923"));
// Leap year tests
$dt3 = new QDateTime("2/4/2000");
$this->assertEqual($dt3->LastDayOfTheMonth, new QDateTime("2/29/2000"));
$dt4 = new QDateTime("2/4/2016");
$this->assertEqual($dt4->LastDayOfTheMonth, new QDateTime("2/29/2016"));
// static function test
$this->assertEqual(QDateTime::LastDayOfTheMonth(12, 2015), new QDateTime("12/31/2015"));
}