public function testCheckDate() { $this->assertTrue(jDateTime::checkDate(1391, 2, 30, true)); $this->assertFalse(jDateTime::checkDate(1395, 13, 10, true)); $this->assertFalse(jDateTime::checkDate(1395, 12, 31, true)); $this->assertFalse(jDateTime::checkDate(2015, 12, 31, true)); }