public function testDayUtc() { $time = CTime::fromString("2009-02-13 23:31:30", CTime::PATTERN_MYSQL); $this->assertTrue($time->dayUtc() == 13); $time = new CTime(0); $this->assertTrue($time->dayUtc() == 1); $time = CTime::fromString("1930-11-18 00:28:30", CTime::PATTERN_MYSQL); $this->assertTrue($time->dayUtc() == 18); }