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<!DOCTYPE html>
<html>
<head>
<script src="../../../resources/js-test.js"></script>
<script src="../resources/common.js"></script>
</head>
<body>
<script>
description('Check stepping-up and -down for time input fields from renderer. No cases of empty initial values.');
if (!window.internals)
    testFailed('This test requires window.internals.');

var input = document.createElement('input');
var invalidStateErr = '"InvalidStateError: An attempt was made to use an object that is not, or is no longer, usable."';

document.body.appendChild(input);

function keyDown(key, modifiers)
{
    if (!window.eventSender)
        return;
    eventSender.keyDown(key, modifiers);
}

function setDateTimeFormat(pattern) {
    getElementByPseudoId(internals.youngestShadowRoot(input), '-webkit-datetime-edit').setAttribute('pattern', pattern);
    input.value = '';  // Updates the element for new format
}

function setInputAttributes(value, min, max, step) {
    input.value = value;
    input.min = min;
    input.max = max;
    input.step = step;
}

function test(value, step, min, max, keySequence) {
    setInputAttributes(value, min, max, step);
    for (var i = 0; i < keySequence.length; i++)
        keyDown(keySequence[i]);
    return input.value;
}

function stepUp(value, step, min, max) {
    return test(value, step, min, max, ['upArrow']);
}

function stepDown(value, step, min, max) {
    return test(value, step, min, max, ['downArrow']);
}

input.type = 'time';
input.focus();
keyDown('rightArrow');
debug('Function arguments are (value, step, min, max, [keySequence]).');
debug('Normal cases');
shouldBeEqualToString('stepUp("07:13", null, null, null)', '07:14');
shouldBeEqualToString('stepDown("07:13", null, null, null)', '07:12');
shouldBeEqualToString('test("07:13", null, null, null, ["upArrow", "upArrow", "upArrow"])', '07:16');
shouldBeEqualToString('test("07:13", null, null, null, ["downArrow", "downArrow", "downArrow"])', '07:10');

debug('Milliseconds');
input.step = 0.001;
keyDown('rightArrow');
keyDown('rightArrow');
shouldBeEqualToString('stepUp("07:13:00.000", 0.001, null, null)', '07:13:00.001');
shouldBeEqualToString('stepDown("07:13:00.001", 0.001, null, null)', '07:13');
shouldBeEqualToString('stepUp("07:13:00.999", 0.001, null, null)', '07:13');
shouldBeEqualToString('stepDown("07:13:00.000", 0.001, null, null)', '07:13:00.999');
shouldBeEqualToString('stepUp("07:13:00.000", 0.250, null, null)', '07:13:00.250');
shouldBeEqualToString('stepDown("07:13:00.500", 0.250, null, null)', '07:13:00.250');
shouldBeEqualToString('stepUp("07:13:00.750", 0.250, null, null)', '07:13');
shouldBeEqualToString('stepDown("07:13:00.000", 0.250, null, null)', '07:13:00.750');
shouldBeEqualToString('stepUp("07:13:00.099", 0.100, null, null)', '07:13:00.100');
shouldBeEqualToString('stepDown("07:13:00.101", 0.100, null, null)', '07:13:00.100');
shouldBeEqualToString('stepUp("07:13:00.500", 0.0001, null, null)', '07:13:00.501');
shouldBeEqualToString('stepDown("07:13:00.500", 0.0001, null, null)', '07:13:00.499');
shouldBeEqualToString('stepUp("07:13:00.500", 0, null, null)', '07:13');
shouldBeEqualToString('stepDown("07:13:00.500", 0, null, null)', '07:13');
shouldBeEqualToString('stepUp("07:13:00.500", 60, null, null)', '07:13');
shouldBeEqualToString('stepDown("07:13:00.500", 60, null, null)', '07:13');
shouldBeEqualToString('stepUp("07:13:00.500", 0.100, "00:00:00.050", null)', '07:13:00.550');
shouldBeEqualToString('stepDown("07:13:00.500", 0.100, "00:00:00.050", null)', '07:13:00.450');
shouldBeEqualToString('test("07:13:00.500", 0.100, null, null, ["delete", "upArrow"])', '07:13');
shouldBeEqualToString('test("07:13:00.500", 0.100, null, null, ["delete", "downArrow"])', '07:13:00.900');
shouldBeEqualToString('test("07:13:00.500", 0.100, "00:00:00.050", null, ["delete", "upArrow"])', '07:13:00.050');
shouldBeEqualToString('test("07:13:00.500", 0.100, "00:00:00.050", null, ["delete", "downArrow"])', '07:13:00.950');
shouldBeEqualToString('stepUp("07:13:00.010", 0.001, "07:13:00.005", "07:13:00.010")', '07:13:00.005');
shouldBeEqualToString('stepDown("07:13:00.005", 0.001, "07:13:00.005", "07:13:00.010")', '07:13:00.010');
shouldBeEqualToString('stepUp("07:13:00.005", 0.001, "07:13:00.010", "07:13:00.020")', '07:13:00.010');
shouldBeEqualToString('stepDown("07:13:00.005", 0.001, "07:13:00.010", "07:13:00.020")', '07:13:00.020');
shouldBeEqualToString('stepUp("07:13:00.005", 0.001, "07:13:00.002", "07:13:00.002")', '07:13:00.002');
shouldBeEqualToString('stepDown("07:13:00.005", 0.001, "07:13:00.002", "07:13:00.002")', '07:13:00.002');
shouldBeEqualToString('stepUp("07:13:00.035", 0.01, "07:13:00.010", "07:13:00.035")', '07:13:00.010');
shouldBeEqualToString('stepDown("07:13:00.035", 0.01, "07:13:00.010", "07:13:00.035")', '07:13:00.030');
shouldBeEqualToString('stepUp("07:13:00.010", 0.001, "07:13:00.010", "07:13:01.020")', '07:13:00.011');
shouldBeEqualToString('stepDown("07:13:00.010", 0.001, "07:13:00.010", "07:13:01.020")', '07:13:00.009');

debug('Seconds');
keyDown('leftArrow');
shouldBeEqualToString('stepUp("07:13:00", 1, null, null)', '07:13:01');
shouldBeEqualToString('stepDown("07:13:01", 1, null, null)', '07:13');
shouldBeEqualToString('stepUp("07:13:59", 0.001, null, null)', '07:13');
shouldBeEqualToString('stepDown("07:13:00", 0.001, null, null)', '07:13:59');
shouldBeEqualToString('stepUp("07:13:00", 10, null, null)', '07:13:10');
shouldBeEqualToString('stepDown("07:13:30", 10, null, null)', '07:13:20');
shouldBeEqualToString('stepUp("07:13:50", 10, null, null)', '07:13');
shouldBeEqualToString('stepDown("07:13:00", 10, null, null)', '07:13:50');
shouldBeEqualToString('stepUp("07:13:09", 10, null, null)', '07:13:10');
shouldBeEqualToString('stepDown("07:13:11", 10, null, null)', '07:13:10');
shouldBeEqualToString('stepUp("07:13:30", 2.5, null, null)', '07:13:31');
shouldBeEqualToString('stepDown("07:13:30", 2.5, null, null)', '07:13:29');
shouldBeEqualToString('stepUp("07:13:30", 0, null, null)', '07:13');
shouldBeEqualToString('stepDown("07:13:30", 0, null, null)', '07:13');
shouldBeEqualToString('stepUp("07:13:30", 3600, null, null)', '07:13');
shouldBeEqualToString('stepDown("07:13:30", 3600, null, null)', '07:13');
shouldBeEqualToString('stepUp("07:13:30", 11, null, null)', '07:13:31');
shouldBeEqualToString('stepDown("07:13:30", 11, null, null)', '07:13:29');
shouldBeEqualToString('stepUp("07:13:30", 10, "00:00:05", null)', '07:13:35');
shouldBeEqualToString('stepDown("07:13:30", 10, "00:00:05", null)', '07:13:25');
shouldBeEqualToString('test("07:13:30", 10, null, null, ["delete", "upArrow"])', '07:13');
shouldBeEqualToString('test("07:13:30", 10, null, null, ["delete", "downArrow"])', '07:13:50');
shouldBeEqualToString('test("07:13:30", 10, "00:00:05", null, ["delete", "upArrow"])', '07:13:05');
shouldBeEqualToString('test("07:13:30", 10, "00:00:05", null, ["delete", "downArrow"])', '07:13:55');
shouldBeEqualToString('stepUp("07:13:10", 1, "07:13:05", "07:13:10")', '07:13:05');
shouldBeEqualToString('stepDown("07:13:05", 1, "07:13:05", "07:13:10")', '07:13:10');
shouldBeEqualToString('stepUp("07:13:05", 1, "07:13:10", "07:13:20")', '07:13:10');
shouldBeEqualToString('stepDown("07:13:05", 1, "07:13:10", "07:13:20")', '07:13:20');
shouldBeEqualToString('stepUp("07:13:05", 1, "07:13:02", "07:13:02")', '07:13:02');
shouldBeEqualToString('stepDown("07:13:05", 1, "07:13:02", "07:13:02")', '07:13:02');
shouldBeEqualToString('stepUp("07:13:35", 10, "07:13:10", "07:13:35")', '07:13:10');
shouldBeEqualToString('stepDown("07:13:35", 10, "07:13:10", "07:13:35")', '07:13:30');
shouldBeEqualToString('stepUp("07:13:10", 1, "07:13:10", "07:14:20")', '07:13:11');
shouldBeEqualToString('stepDown("07:13:10", 1, "07:13:10", "07:14:20")', '07:13:09');

debug('Minutes');
keyDown('leftArrow');
shouldBeEqualToString('stepUp("07:13", 1, null, null)', '07:14');
shouldBeEqualToString('stepDown("07:13", 1, null, null)', '07:12');
shouldBeEqualToString('stepUp("07:59", 0.001, null, null)', '07:00');
shouldBeEqualToString('stepDown("07:00", 0.001, null, null)', '07:59');
shouldBeEqualToString('stepUp("07:00", 600, null, null)', '07:10');
shouldBeEqualToString('stepDown("07:10", 600, null, null)', '07:00');
shouldBeEqualToString('stepUp("07:50", 600, null, null)', '07:00');
shouldBeEqualToString('stepDown("07:00", 600, null, null)', '07:50');
shouldBeEqualToString('stepUp("07:13", 600, null, null)', '07:20');
shouldBeEqualToString('stepDown("07:13", 600, null, null)', '07:10');
shouldBeEqualToString('stepUp("07:13", 150, null, null)', '07:14');
shouldBeEqualToString('stepDown("07:13", 150, null, null)', '07:12');
shouldBeEqualToString('stepUp("07:13", 0, null, null)', '07:14');
shouldBeEqualToString('stepDown("07:13", 0, null, null)', '07:12');
shouldBeEqualToString('stepUp("07:13", 36000, null, null)', '07:00');
shouldBeEqualToString('stepDown("07:13", 36000, null, null)', '07:00');
shouldBeEqualToString('stepUp("07:13", 660, null, null)', '07:14');
shouldBeEqualToString('stepDown("07:13", 660, null, null)', '07:12');
shouldBeEqualToString('stepUp("07:13", 600, "00:05", null)', '07:15');
shouldBeEqualToString('stepDown("07:13", 600, "00:05", null)', '07:05');
shouldBeEqualToString('test("07:13", 600, null, null, ["delete", "upArrow"])', '07:00');
shouldBeEqualToString('test("07:13", 600, null, null, ["delete", "downArrow"])', '07:50');
shouldBeEqualToString('test("07:13", 600, "00:05", null, ["delete", "upArrow"])', '07:05');
shouldBeEqualToString('test("07:13", 600, "00:05", null, ["delete", "downArrow"])', '07:55');
shouldBeEqualToString('stepUp("07:10", 1, "07:05", "07:10")', '07:05');
shouldBeEqualToString('stepDown("07:05", 1, "07:05", "07:10")', '07:10');
shouldBeEqualToString('stepUp("07:05", 1, "07:10", "07:20")', '07:10');
shouldBeEqualToString('stepDown("07:05", 1, "07:10", "07:20")', '07:20');
shouldBeEqualToString('stepUp("07:05", 1, "07:00", "07:00")', '07:00');
shouldBeEqualToString('stepDown("07:05", 1, "07:00", "07:00")', '07:00');
shouldBeEqualToString('stepUp("07:35", 600, "07:10", "07:35")', '07:10');
shouldBeEqualToString('stepDown("07:35", 600, "07:10", "07:35")', '07:30');
shouldBeEqualToString('stepUp("07:10", 1, "07:10", "08:20")', '07:11');
shouldBeEqualToString('stepDown("07:10", 1, "07:10", "08:20")', '07:09');

debug('Hours, 1-12');
keyDown('leftArrow');
shouldBeEqualToString('stepUp("07:00", 1, null, null)', '08:00');
shouldBeEqualToString('stepDown("07:00", 1, null, null)', '06:00');
shouldBeEqualToString('stepUp("11:00", 1, null, null)', '00:00');
shouldBeEqualToString('stepDown("00:00", 1, null, null)', '11:00');
shouldBeEqualToString('stepUp("06:00", 7200, null, null)', '08:00');
shouldBeEqualToString('stepDown("06:00", 7200, null, null)', '04:00');
shouldBeEqualToString('stepUp("10:00", 7200, null, null)', '00:00');
shouldBeEqualToString('stepDown("00:00", 7200, null, null)', '10:00');
shouldBeEqualToString('stepUp("07:00", 7200, null, null)', '08:00');
shouldBeEqualToString('stepDown("07:00", 7200, null, null)', '06:00');
shouldBeEqualToString('stepUp("06:00", 3601, null, null)', '07:00');
shouldBeEqualToString('stepDown("06:00", 3601, null, null)', '05:00');
shouldBeEqualToString('stepUp("06:00", 0, null, null)', '07:00');
shouldBeEqualToString('stepDown("06:00", 0, null, null)', '05:00');
shouldBeEqualToString('stepUp("06:00", 86400, null, null)', '00:00');
shouldBeEqualToString('stepDown("06:00", 86400, null, null)', '00:00');
shouldBeEqualToString('stepUp("06:00", 36000, null, null)', '07:00');
shouldBeEqualToString('stepDown("06:00", 36000, null, null)', '05:00');
shouldBeEqualToString('stepUp("06:00", 7200, "01:00", null)', '07:00');
shouldBeEqualToString('stepDown("06:00", 7200, "01:00", null)', '05:00');
shouldBeEqualToString('test("06:00", 7200, null, null, ["delete", "upArrow"])', '02:00');
shouldBeEqualToString('test("06:00", 7200, null, null, ["delete", "downArrow"])', '00:00');
shouldBeEqualToString('getUserAgentShadowTextContent(input)', '12:00 AM');
shouldBeEqualToString('test("06:00", 7200, "01:00", null, ["delete", "upArrow"])', '01:00');
shouldBeEqualToString('test("06:00", 7200, "01:00", null, ["delete", "downArrow"])', '11:00');
shouldBeEqualToString('stepUp("17:00", 1, "17:00", "20:00")', '18:00');
shouldBeEqualToString('stepDown("17:00", 1, "17:00", "20:00")', '20:00');
shouldBeEqualToString('stepUp("17:00", 1, "15:00", "17:00")', '15:00');
shouldBeEqualToString('stepDown("17:00", 1, "15:00", "17:00")', '16:00');
shouldBeEqualToString('stepUp("15:00", 1, "17:00", "20:00")', '17:00');
shouldBeEqualToString('stepDown("15:00", 1, "17:00", "20:00")', '20:00');
shouldBeEqualToString('stepUp("15:00", 1, "13:00", "13:00")', '13:00');
shouldBeEqualToString('stepDown("15:00", 1, "13:00", "13:00")', '13:00');
shouldBeEqualToString('stepUp("12:00", 1, "12:00", "15:00")', '13:00');
shouldBeEqualToString('stepDown("12:00", 1, "12:00", "15:00")', '23:00');
shouldBeEqualToString('stepUp("15:00", 1, "12:00", "15:00")', '16:00');
shouldBeEqualToString('stepDown("15:00", 1, "12:00", "15:00")', '14:00');
shouldBeEqualToString('stepUp("12:00", 1, "10:00", "12:00")', '13:00');
shouldBeEqualToString('stepDown("12:00", 1, "10:00", "12:00")', '23:00');
shouldBeEqualToString('stepUp("00:00", 1, "00:00", "03:00")', '01:00');
shouldBeEqualToString('stepDown("00:00", 1, "00:00", "03:00")', '11:00');
shouldBeEqualToString('stepUp("15:00", 1, "10:00", "15:00")', '16:00');
shouldBeEqualToString('stepDown("10:00", 1, "10:00", "15:00")', '09:00');
shouldBeEqualToString('stepUp("17:00", 7200, "17:00", "20:00")', '19:00');
shouldBeEqualToString('stepDown("17:00", 7200, "17:00", "20:00")', '19:00');
shouldBeEqualToString('stepUp("17:00", 7200, "17:00", "18:00")', '17:00');
shouldBeEqualToString('stepDown("17:00", 7200, "17:00", "18:00")', '17:00');

debug('Hours, 0-11');
setDateTimeFormat('KK:mm a');
shouldBeEqualToString('stepUp("11:00", 1, null, null)', '00:00');
shouldBeEqualToString('getUserAgentShadowTextContent(input)', '00:00 AM');
shouldBeEqualToString('stepDown("00:00", 1, null, null)', '11:00');
shouldBeEqualToString('getUserAgentShadowTextContent(input)', '11:00 AM');
shouldBeEqualToString('stepUp("23:00", 1, null, null)', '12:00');
shouldBeEqualToString('getUserAgentShadowTextContent(input)', '00:00 PM');
shouldBeEqualToString('stepDown("12:00", 1, null, null)', '23:00');
shouldBeEqualToString('getUserAgentShadowTextContent(input)', '11:00 PM');
shouldBeEqualToString('test("06:00", 7200, null, null, ["delete", "upArrow"])', '00:00');
shouldBeEqualToString('test("06:00", 7200, null, null, ["delete", "downArrow"])', '10:00');
shouldBeEqualToString('test("06:00", 7200, "01:00", null, ["delete", "upArrow"])', '01:00');
shouldBeEqualToString('test("06:00", 7200, "01:00", null, ["delete", "downArrow"])', '11:00');
shouldBeEqualToString('stepUp("17:00", 1, "17:00", "20:00")', '18:00');
shouldBeEqualToString('stepDown("17:00", 1, "17:00", "20:00")', '20:00');
shouldBeEqualToString('stepUp("17:00", 1, "15:00", "17:00")', '15:00');
shouldBeEqualToString('stepDown("17:00", 1, "15:00", "17:00")', '16:00');
shouldBeEqualToString('stepUp("15:00", 1, "17:00", "20:00")', '17:00');
shouldBeEqualToString('stepDown("15:00", 1, "17:00", "20:00")', '20:00');
shouldBeEqualToString('stepUp("15:00", 1, "13:00", "13:00")', '13:00');
shouldBeEqualToString('stepDown("15:00", 1, "13:00", "13:00")', '13:00');
shouldBeEqualToString('stepUp("12:00", 1, "12:00", "15:00")', '13:00');
shouldBeEqualToString('stepDown("12:00", 1, "12:00", "15:00")', '15:00');
shouldBeEqualToString('stepUp("15:00", 1, "12:00", "15:00")', '12:00');
shouldBeEqualToString('stepDown("15:00", 1, "12:00", "15:00")', '14:00');
shouldBeEqualToString('stepUp("12:00", 1, "10:00", "12:00")', '13:00');
shouldBeEqualToString('stepDown("12:00", 1, "10:00", "12:00")', '23:00');
shouldBeEqualToString('stepUp("00:00", 1, "00:00", "03:00")', '01:00');
shouldBeEqualToString('stepDown("00:00", 1, "00:00", "03:00")', '03:00');
shouldBeEqualToString('stepUp("15:00", 1, "10:00", "15:00")', '16:00');
shouldBeEqualToString('stepDown("10:00", 1, "10:00", "15:00")', '09:00');
shouldBeEqualToString('stepUp("20:00", 7200, "17:00", "20:00")', '17:00');
shouldBeEqualToString('stepDown("20:00", 7200, "17:00", "20:00")', '19:00');

debug('Hours, 0-23');
setDateTimeFormat('HH:mm');
shouldBeEqualToString('stepUp("07:00", 1, null, null)', '08:00');
shouldBeEqualToString('stepDown("07:00", 1, null, null)', '06:00');
shouldBeEqualToString('stepUp("23:00", 1, null, null)', '00:00');
shouldBeEqualToString('stepDown("00:00", 1, null, null)', '23:00');
shouldBeEqualToString('stepUp("06:00", 7200, null, null)', '08:00');
shouldBeEqualToString('stepDown("06:00", 7200, null, null)', '04:00');
shouldBeEqualToString('stepUp("22:00", 7200, null, null)', '00:00');
shouldBeEqualToString('stepDown("00:00", 7200, null, null)', '22:00');
shouldBeEqualToString('stepUp("07:00", 7200, null, null)', '08:00');
shouldBeEqualToString('stepDown("07:00", 7200, null, null)', '06:00');
shouldBeEqualToString('stepUp("06:00", 3601, null, null)', '07:00');
shouldBeEqualToString('stepDown("06:00", 3601, null, null)', '05:00');
shouldBeEqualToString('stepUp("06:00", 0, null, null)', '07:00');
shouldBeEqualToString('stepDown("06:00", 0, null, null)', '05:00');
shouldBeEqualToString('stepUp("06:00", 86400, null, null)', '00:00');
shouldBeEqualToString('stepDown("06:00", 86400, null, null)', '00:00');
shouldBeEqualToString('stepUp("06:00", 36000, null, null)', '07:00');
shouldBeEqualToString('stepDown("06:00", 36000, null, null)', '05:00');
shouldBeEqualToString('stepUp("06:00", 7200, "01:00", null)', '07:00');
shouldBeEqualToString('stepDown("06:00", 7200, "01:00", null)', '05:00');
shouldBeEqualToString('test("06:00", 7200, null, null, ["delete", "upArrow"])', '00:00');
shouldBeEqualToString('getUserAgentShadowTextContent(input)', '00:00');
shouldBeEqualToString('test("06:00", 7200, null, null, ["delete", "downArrow"])', '22:00');
shouldBeEqualToString('test("06:00", 7200, "01:00", null, ["delete", "upArrow"])', '01:00');
shouldBeEqualToString('test("06:00", 7200, "01:00", null, ["delete", "downArrow"])', '23:00');
shouldBeEqualToString('stepUp("17:00", 1, "17:00", "20:00")', '18:00');
shouldBeEqualToString('stepDown("17:00", 1, "17:00", "20:00")', '20:00');
shouldBeEqualToString('stepUp("17:00", 1, "15:00", "17:00")', '15:00');
shouldBeEqualToString('stepDown("17:00", 1, "15:00", "17:00")', '16:00');
shouldBeEqualToString('stepUp("15:00", 1, "17:00", "20:00")', '17:00');
shouldBeEqualToString('stepDown("15:00", 1, "17:00", "20:00")', '20:00');
shouldBeEqualToString('stepUp("15:00", 1, "13:00", "13:00")', '13:00');
shouldBeEqualToString('stepDown("15:00", 1, "13:00", "13:00")', '13:00');
shouldBeEqualToString('stepUp("00:00", 1, "00:00", "03:00")', '01:00');
shouldBeEqualToString('stepDown("00:00", 1, "00:00", "03:00")', '03:00');
shouldBeEqualToString('stepUp("03:00", 1, "00:00", "03:00")', '00:00');
shouldBeEqualToString('stepDown("03:00", 1, "00:00", "03:00")', '02:00');
shouldBeEqualToString('stepUp("12:00", 1, "10:00", "12:00")', '10:00');
shouldBeEqualToString('stepDown("12:00", 1, "10:00", "12:00")', '11:00');
shouldBeEqualToString('stepUp("00:00", 1, "00:00", "03:00")', '01:00');
shouldBeEqualToString('stepDown("00:00", 1, "00:00", "03:00")', '03:00');
shouldBeEqualToString('stepUp("15:00", 1, "10:00", "15:00")', '10:00');
shouldBeEqualToString('stepDown("10:00", 1, "10:00", "15:00")', '15:00');
shouldBeEqualToString('stepUp("20:00", 7200, "17:00", "20:00")', '17:00');
shouldBeEqualToString('stepDown("20:00", 7200, "17:00", "20:00")', '19:00');

debug('Hours, 1-24');
setDateTimeFormat('kk:mm');
shouldBeEqualToString('stepUp("11:00", 1, null, null)', '12:00');
shouldBeEqualToString('getUserAgentShadowTextContent(input)', '12:00');
shouldBeEqualToString('stepDown("00:00", 1, null, null)', '23:00');
shouldBeEqualToString('getUserAgentShadowTextContent(input)', '23:00');
shouldBeEqualToString('stepUp("23:00", 1, null, null)', '00:00');
shouldBeEqualToString('getUserAgentShadowTextContent(input)', '24:00');
shouldBeEqualToString('stepDown("12:00", 1, null, null)', '11:00');
shouldBeEqualToString('getUserAgentShadowTextContent(input)', '11:00');
shouldBeEqualToString('test("06:00", 7200, null, null, ["delete", "upArrow"])', '02:00');
shouldBeEqualToString('test("06:00", 7200, null, null, ["delete", "downArrow"])', '00:00');
shouldBeEqualToString('test("06:00", 7200, "01:00", null, ["delete", "upArrow"])', '01:00');
shouldBeEqualToString('test("06:00", 7200, "01:00", null, ["delete", "downArrow"])', '23:00');
shouldBeEqualToString('stepUp("17:00", 1, "17:00", "20:00")', '18:00');
shouldBeEqualToString('stepDown("17:00", 1, "17:00", "20:00")', '20:00');
shouldBeEqualToString('stepUp("17:00", 1, "15:00", "17:00")', '15:00');
shouldBeEqualToString('stepDown("17:00", 1, "15:00", "17:00")', '16:00');
shouldBeEqualToString('stepUp("15:00", 1, "17:00", "20:00")', '17:00');
shouldBeEqualToString('stepDown("15:00", 1, "17:00", "20:00")', '20:00');
shouldBeEqualToString('stepUp("15:00", 1, "13:00", "13:00")', '13:00');
shouldBeEqualToString('stepDown("15:00", 1, "13:00", "13:00")', '13:00');
shouldBeEqualToString('stepUp("00:00", 1, "00:00", "03:00")', '01:00');
shouldBeEqualToString('stepDown("00:00", 1, "00:00", "03:00")', '23:00');
shouldBeEqualToString('stepUp("03:00", 1, "00:00", "03:00")', '04:00');
shouldBeEqualToString('stepDown("03:00", 1, "00:00", "03:00")', '02:00');
shouldBeEqualToString('stepUp("12:00", 1, "10:00", "12:00")', '10:00');
shouldBeEqualToString('stepDown("12:00", 1, "10:00", "12:00")', '11:00');
shouldBeEqualToString('stepUp("00:00", 1, "00:00", "03:00")', '01:00');
shouldBeEqualToString('stepDown("00:00", 1, "00:00", "03:00")', '23:00');
shouldBeEqualToString('stepUp("15:00", 1, "10:00", "15:00")', '10:00');
shouldBeEqualToString('stepDown("10:00", 1, "10:00", "15:00")', '15:00');
shouldBeEqualToString('stepUp("17:00", 7200, "17:00", "20:00")', '19:00');
shouldBeEqualToString('stepDown("17:00", 7200, "17:00", "20:00")', '19:00');
shouldBeEqualToString('stepUp("17:00", 7200, "17:00", "18:00")', '17:00');
shouldBeEqualToString('stepDown("17:00", 7200, "17:00", "18:00")', '17:00');

setDateTimeFormat('');
debug('');
document.body.removeChild(input);
</script>
</body>
</html>