public function testIsDatetimeString() { $this->assertTrue(Validate::isDatetimeString(\NObjects\Date::datetime())); $this->assertFalse(Validate::isDatetimeString(\NObjects\Date::toISO8601())); $this->assertFalse(Validate::isDatetimeString(time())); $this->assertFalse(Validate::isDatetimeString('Some date 10/10/2012')); $this->assertFalse(Validate::isDatetimeString(101)); }