Test if change event fires when the user selects the default value after the value was changed by JS. On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE". PASS input.value is "2000-01-02T17:49" PASS eventsCounter.input is undefined. PASS eventsCounter.change is undefined. ==> "input" event was dispatched. ==> "change" event was dispatched. PASS input.value is "2000-01-01T17:49" PASS eventsCounter.input is 1 PASS eventsCounter.change is 1 PASS successfullyParsed is true TEST COMPLETE