private function check(OffsetDateTime $test, $y, $mo, $d, $h, $m, $s, $n, ZoneOffset $offset)
 {
     $this->assertEquals($test->getYear(), $y);
     $this->assertEquals($test->getMonth()->getValue(), $mo);
     $this->assertEquals($test->getDayOfMonth(), $d);
     $this->assertEquals($test->getHour(), $h);
     $this->assertEquals($test->getMinute(), $m);
     $this->assertEquals($test->getSecond(), $s);
     $this->assertEquals($test->getNano(), $n);
     $this->assertEquals($test->getOffset(), $offset);
     $this->assertEquals($test, $test);
     $this->assertEquals(OffsetDateTime::ofDateTime(LocalDateTime::of($y, $mo, $d, $h, $m, $s, $n), $offset), $test);
 }