public function testJsonSerializeWithoutOpeningIntervalsCache()
{
$day = new SpecialDay(Days::MONDAY, function (\DateTime $date) {
return [['12:00', '18:00']];
});
$this->assertJsonStringEqualsJsonFile(__DIR__ . '/Expected/SpecialDay/testJsonSerializeWithoutOpeningIntervalsCache.json', json_encode($day));
}