/**
* @dataProvider data_plusDays
*/
public function test_until_days(ZonedDateTime $base, $expected, ZonedDateTime $end)
{
if ($base->toLocalTime()->equals($end->toLocalTime()) == false) {
return;
// avoid DST gap input values
}
$this->assertEquals($base->until($end, CU::DAYS()), $expected);
}