public function testXSDDateTime() { $time = 1449479356; $datetime = '2015-12-07T10:09:16+01:00'; //$this->assertEquals(false, XSDDateTime::validateXSDDateTime($impossible)); $this->assertEquals(true, XSDDateTime::validateXSDDateTime($datetime)); $this->assertEquals($datetime, XSDDateTime::getXSDDateTime($time)); $this->assertEquals($time, XSDDateTime::getUnixTimestamp($datetime)); }