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import { module, test } from '../qunit';
import eachOwnProp from '../helpers/each-own-prop';
import hasOwnProp from '../helpers/has-own-prop';
import moment from '../../moment';

module('create');

test('array', function (assert) {
    assert.ok(moment([2010]).toDate() instanceof Date, '[2010]');
    assert.ok(moment([2010, 1]).toDate() instanceof Date, '[2010, 1]');
    assert.ok(moment([2010, 1, 12]).toDate() instanceof Date, '[2010, 1, 12]');
    assert.ok(
        moment([2010, 1, 12, 1]).toDate() instanceof Date,
        '[2010, 1, 12, 1]'
    );
    assert.ok(
        moment([2010, 1, 12, 1, 1]).toDate() instanceof Date,
        '[2010, 1, 12, 1, 1]'
    );
    assert.ok(
        moment([2010, 1, 12, 1, 1, 1]).toDate() instanceof Date,
        '[2010, 1, 12, 1, 1, 1]'
    );
    assert.ok(
        moment([2010, 1, 12, 1, 1, 1, 1]).toDate() instanceof Date,
        '[2010, 1, 12, 1, 1, 1, 1]'
    );
    assert.equal(
        +moment(new Date(2010, 1, 14, 15, 25, 50, 125)),
        +moment([2010, 1, 14, 15, 25, 50, 125]),
        'constructing with array === constructing with new Date()'
    );
});

test('array with invalid arguments', function (assert) {
    assert.ok(!moment([2010, null, null]).isValid(), '[2010, null, null]');
    assert.ok(
        !moment([1945, null, null]).isValid(),
        '[1945, null, null] (pre-1970)'
    );
});

test('array copying', function (assert) {
    var importantArray = [2009, 11];
    moment(importantArray);
    assert.deepEqual(
        importantArray,
        [2009, 11],
        'initializer should not mutate the original array'
    );
});

test('object', function (assert) {
    var fmt = 'YYYY-MM-DD HH:mm:ss.SSS',
        tests = [
            [{ year: 2010 }, '2010-01-01 00:00:00.000'],
            [{ year: 2010, month: 1 }, '2010-02-01 00:00:00.000'],
            [{ year: 2010, month: 1, day: 12 }, '2010-02-12 00:00:00.000'],
            [{ year: 2010, month: 1, date: 12 }, '2010-02-12 00:00:00.000'],
            [
                { year: 2010, month: 1, day: 12, hours: 1 },
                '2010-02-12 01:00:00.000',
            ],
            [
                { year: 2010, month: 1, date: 12, hours: 1 },
                '2010-02-12 01:00:00.000',
            ],
            [
                { year: 2010, month: 1, day: 12, hours: 1, minutes: 1 },
                '2010-02-12 01:01:00.000',
            ],
            [
                { year: 2010, month: 1, date: 12, hours: 1, minutes: 1 },
                '2010-02-12 01:01:00.000',
            ],
            [
                {
                    year: 2010,
                    month: 1,
                    day: 12,
                    hours: 1,
                    minutes: 1,
                    seconds: 1,
                },
                '2010-02-12 01:01:01.000',
            ],
            [
                {
                    year: 2010,
                    month: 1,
                    day: 12,
                    hours: 1,
                    minutes: 1,
                    seconds: 1,
                    milliseconds: 1,
                },
                '2010-02-12 01:01:01.001',
            ],
            [
                {
                    years: 2010,
                    months: 1,
                    days: 14,
                    hours: 15,
                    minutes: 25,
                    seconds: 50,
                    milliseconds: 125,
                },
                '2010-02-14 15:25:50.125',
            ],
            [
                {
                    year: 2010,
                    month: 1,
                    day: 14,
                    hour: 15,
                    minute: 25,
                    second: 50,
                    millisecond: 125,
                },
                '2010-02-14 15:25:50.125',
            ],
            [
                { y: 2010, M: 1, d: 14, h: 15, m: 25, s: 50, ms: 125 },
                '2010-02-14 15:25:50.125',
            ],
        ],
        i;
    for (i = 0; i < tests.length; ++i) {
        assert.equal(moment(tests[i][0]).format(fmt), tests[i][1]);
    }
});

test('invalid date for object with zero value date or day keys', function (assert) {
    assert.equal(moment({ date: '0' }).format(), 'Invalid date');
    assert.equal(moment({ date: 0 }).format(), 'Invalid date');
    assert.equal(moment({ day: '0' }).format(), 'Invalid date');
    assert.equal(moment({ day: 0 }).format(), 'Invalid date');
});

test('multi format array copying', function (assert) {
    var importantArray = ['MM/DD/YYYY', 'YYYY-MM-DD', 'MM-DD-YYYY'];
    moment('1999-02-13', importantArray);
    assert.deepEqual(
        importantArray,
        ['MM/DD/YYYY', 'YYYY-MM-DD', 'MM-DD-YYYY'],
        'initializer should not mutate the original array'
    );
});

test('number', function (assert) {
    assert.ok(moment(1000).toDate() instanceof Date, '1000');
    assert.equal(moment(1000).valueOf(), 1000, 'asserting valueOf');
    assert.equal(moment.utc(1000).valueOf(), 1000, 'asserting valueOf');
});

test('unix', function (assert) {
    assert.equal(
        moment.unix(1).valueOf(),
        1000,
        '1 unix timestamp == 1000 Date.valueOf'
    );
    assert.equal(
        moment(1000).unix(),
        1,
        '1000 Date.valueOf == 1 unix timestamp'
    );
    assert.equal(
        moment.unix(1000).valueOf(),
        1000000,
        '1000 unix timestamp == 1000000 Date.valueOf'
    );
    assert.equal(
        moment(1500).unix(),
        1,
        '1500 Date.valueOf == 1 unix timestamp'
    );
    assert.equal(
        moment(1900).unix(),
        1,
        '1900 Date.valueOf == 1 unix timestamp'
    );
    assert.equal(
        moment(2100).unix(),
        2,
        '2100 Date.valueOf == 2 unix timestamp'
    );
    assert.equal(
        moment(1333129333524).unix(),
        1333129333,
        '1333129333524 Date.valueOf == 1333129333 unix timestamp'
    );
    assert.equal(
        moment(1333129333524000).unix(),
        1333129333524,
        '1333129333524000 Date.valueOf == 1333129333524 unix timestamp'
    );
});

test('date', function (assert) {
    assert.ok(moment(new Date()).toDate() instanceof Date, 'new Date()');
    assert.equal(
        moment(new Date(2016, 0, 1), 'YYYY-MM-DD').format('YYYY-MM-DD'),
        '2016-01-01',
        'If date is provided, format string is ignored'
    );
});

test('date with a format as an array', function (assert) {
    var tests = [
            new Date(2016, 9, 27),
            new Date(2016, 9, 28),
            new Date(2016, 9, 29),
            new Date(2016, 9, 30),
            new Date(2016, 9, 31),
        ],
        i;

    for (i = 0; i < tests.length; i++) {
        assert.equal(
            moment(tests[i]).format(),
            moment(tests[i], ['MM/DD/YYYY'], false).format(),
            'Passing date with a format array should still return the correct date'
        );
    }
});

test('date mutation', function (assert) {
    var a = new Date();
    assert.ok(
        moment(a).toDate() !== a,
        'the date moment uses should not be the date passed in'
    );
});

test('moment', function (assert) {
    assert.ok(moment(moment()).toDate() instanceof Date, 'moment(moment())');
    assert.ok(
        moment(moment(moment())).toDate() instanceof Date,
        'moment(moment(moment()))'
    );
});

test('cloning moment should only copy own properties', function (assert) {
    assert.ok(
        !hasOwnProp(moment().clone(), 'month'),
        'Should not clone prototype methods'
    );
});

test('cloning moment works with weird clones', function (assert) {
    var extend = function (a, b) {
            var i;
            for (i in b) {
                a[i] = b[i];
            }
            return a;
        },
        now = moment(),
        nowu = moment.utc();

    assert.equal(
        +extend({}, now).clone(),
        +now,
        'cloning extend-ed now is now'
    );
    assert.equal(
        +extend({}, nowu).clone(),
        +nowu,
        'cloning extend-ed utc now is utc now'
    );
});

test('cloning respects moment.momentProperties', function (assert) {
    var m = moment();

    assert.equal(
        m.clone()._special,
        undefined,
        'cloning ignores extra properties'
    );
    m._special = 'bacon';
    moment.momentProperties.push('_special');
    assert.equal(
        m.clone()._special,
        'bacon',
        'cloning respects momentProperties'
    );
    moment.momentProperties.pop();
});

test('undefined', function (assert) {
    assert.ok(moment().toDate() instanceof Date, 'undefined');
});

test('iso with bad input', function (assert) {
    assert.ok(
        !moment('a', moment.ISO_8601).isValid(),
        'iso parsing with invalid string'
    );
    assert.ok(
        !moment('a', moment.ISO_8601, true).isValid(),
        'iso parsing with invalid string, strict'
    );
});

test('iso format 24hrs', function (assert) {
    assert.equal(
        moment('2014-01-01T24:00:00.000').format('YYYY-MM-DD[T]HH:mm:ss.SSS'),
        '2014-01-02T00:00:00.000',
        'iso format with 24:00 localtime'
    );
    assert.equal(
        moment
            .utc('2014-01-01T24:00:00.000')
            .format('YYYY-MM-DD[T]HH:mm:ss.SSS'),
        '2014-01-02T00:00:00.000',
        'iso format with 24:00 utc'
    );
});

test('string without format - json', function (assert) {
    assert.equal(
        moment('Date(1325132654000)').valueOf(),
        1325132654000,
        'Date(1325132654000)'
    );
    assert.equal(
        moment('Date(-1325132654000)').valueOf(),
        -1325132654000,
        'Date(-1325132654000)'
    );
    assert.equal(
        moment('/Date(1325132654000)/').valueOf(),
        1325132654000,
        '/Date(1325132654000)/'
    );
    assert.equal(
        moment('/Date(1325132654000+0700)/').valueOf(),
        1325132654000,
        '/Date(1325132654000+0700)/'
    );
    assert.equal(
        moment('/Date(1325132654000-0700)/').valueOf(),
        1325132654000,
        '/Date(1325132654000-0700)/'
    );
});

test('string without format - strict parsing', function (assert) {
    assert.equal(
        moment('Date(1325132654000)', false).valueOf(),
        1325132654000,
        'Date(1325132654000)'
    );
    assert.equal(
        moment('Date(1325132654000)', true).valueOf(),
        1325132654000,
        'Date(1325132654000)'
    );
    assert.equal(
        moment('/Date(1325132654000)/', true).valueOf(),
        1325132654000,
        '/Date(1325132654000)/'
    );
    assert.equal(moment('1/1/2001', true).isValid(), false, '1/1/2001');
    assert.equal(moment.utc('1/1/2001', true).isValid(), false, '1/1/2001 utc');
});

test('string with format dropped am/pm bug', function (assert) {
    moment.locale('en');

    assert.equal(
        moment('05/1/2012 12:25:00', 'MM/DD/YYYY h:m:s a').format('MM/DD/YYYY'),
        '05/01/2012',
        'should not break if am/pm is left off from the parsing tokens'
    );
    assert.equal(
        moment('05/1/2012 12:25:00 am', 'MM/DD/YYYY h:m:s a').format(
            'MM/DD/YYYY'
        ),
        '05/01/2012',
        'should not break if am/pm is left off from the parsing tokens'
    );
    assert.equal(
        moment('05/1/2012 12:25:00 pm', 'MM/DD/YYYY h:m:s a').format(
            'MM/DD/YYYY'
        ),
        '05/01/2012',
        'should not break if am/pm is left off from the parsing tokens'
    );

    assert.ok(moment('05/1/2012 12:25:00', 'MM/DD/YYYY h:m:s a').isValid());
    assert.ok(moment('05/1/2012 12:25:00 am', 'MM/DD/YYYY h:m:s a').isValid());
    assert.ok(moment('05/1/2012 12:25:00 pm', 'MM/DD/YYYY h:m:s a').isValid());
});

test('empty string with formats', function (assert) {
    assert.equal(
        moment('', 'MM').format('YYYY-MM-DD HH:mm:ss'),
        'Invalid date'
    );
    assert.equal(
        moment(' ', 'MM').format('YYYY-MM-DD HH:mm:ss'),
        'Invalid date'
    );
    assert.equal(
        moment(' ', 'DD').format('YYYY-MM-DD HH:mm:ss'),
        'Invalid date'
    );
    assert.equal(
        moment(' ', ['MM', 'DD']).format('YYYY-MM-DD HH:mm:ss'),
        'Invalid date'
    );

    assert.ok(!moment('', 'MM').isValid());
    assert.ok(!moment(' ', 'MM').isValid());
    assert.ok(!moment(' ', 'DD').isValid());
    assert.ok(!moment(' ', ['MM', 'DD']).isValid());
});

test('undefined argument with formats', function (assert) {
    assert.equal(
        moment(undefined, 'MM').format('YYYY-MM-DD HH:mm:ss'),
        'Invalid date'
    );
    assert.equal(
        moment(undefined, 'DD').format('YYYY-MM-DD HH:mm:ss'),
        'Invalid date'
    );
    assert.equal(
        moment(undefined, ['MM', 'DD']).format('YYYY-MM-DD HH:mm:ss'),
        'Invalid date'
    );

    assert.ok(!moment(undefined, 'MM').isValid());
    assert.ok(!moment(undefined, 'MM').isValid());
    assert.ok(!moment(undefined, 'DD').isValid());
    assert.ok(!moment(undefined, ['MM', 'DD']).isValid());
});

test('defaulting to current date', function (assert) {
    var now = moment();
    assert.equal(
        moment('12:13:14', 'hh:mm:ss').format('YYYY-MM-DD hh:mm:ss'),
        now
            .clone()
            .hour(12)
            .minute(13)
            .second(14)
            .format('YYYY-MM-DD hh:mm:ss'),
        'given only time default to current date'
    );
    assert.equal(
        moment('05', 'DD').format('YYYY-MM-DD'),
        now.clone().date(5).format('YYYY-MM-DD'),
        'given day of month default to current month, year'
    );
    assert.equal(
        moment('05', 'MM').format('YYYY-MM-DD'),
        now.clone().month(4).date(1).format('YYYY-MM-DD'),
        'given month default to current year'
    );
    assert.equal(
        moment('1996', 'YYYY').format('YYYY-MM-DD'),
        now.clone().year(1996).month(0).date(1).format('YYYY-MM-DD'),
        'given year do not default'
    );
});

test('matching am/pm', function (assert) {
    assert.equal(
        moment('2012-09-03T03:00PM', 'YYYY-MM-DDThh:mmA').format(
            'YYYY-MM-DDThh:mmA'
        ),
        '2012-09-03T03:00PM',
        'am/pm should parse correctly for PM'
    );
    assert.equal(
        moment('2012-09-03T03:00P.M.', 'YYYY-MM-DDThh:mmA').format(
            'YYYY-MM-DDThh:mmA'
        ),
        '2012-09-03T03:00PM',
        'am/pm should parse correctly for P.M.'
    );
    assert.equal(
        moment('2012-09-03T03:00P', 'YYYY-MM-DDThh:mmA').format(
            'YYYY-MM-DDThh:mmA'
        ),
        '2012-09-03T03:00PM',
        'am/pm should parse correctly for P'
    );
    assert.equal(
        moment('2012-09-03T03:00pm', 'YYYY-MM-DDThh:mmA').format(
            'YYYY-MM-DDThh:mmA'
        ),
        '2012-09-03T03:00PM',
        'am/pm should parse correctly for pm'
    );
    assert.equal(
        moment('2012-09-03T03:00p.m.', 'YYYY-MM-DDThh:mmA').format(
            'YYYY-MM-DDThh:mmA'
        ),
        '2012-09-03T03:00PM',
        'am/pm should parse correctly for p.m.'
    );
    assert.equal(
        moment('2012-09-03T03:00p', 'YYYY-MM-DDThh:mmA').format(
            'YYYY-MM-DDThh:mmA'
        ),
        '2012-09-03T03:00PM',
        'am/pm should parse correctly for p'
    );

    assert.equal(
        moment('2012-09-03T03:00AM', 'YYYY-MM-DDThh:mmA').format(
            'YYYY-MM-DDThh:mmA'
        ),
        '2012-09-03T03:00AM',
        'am/pm should parse correctly for AM'
    );
    assert.equal(
        moment('2012-09-03T03:00A.M.', 'YYYY-MM-DDThh:mmA').format(
            'YYYY-MM-DDThh:mmA'
        ),
        '2012-09-03T03:00AM',
        'am/pm should parse correctly for A.M.'
    );
    assert.equal(
        moment('2012-09-03T03:00A', 'YYYY-MM-DDThh:mmA').format(
            'YYYY-MM-DDThh:mmA'
        ),
        '2012-09-03T03:00AM',
        'am/pm should parse correctly for A'
    );
    assert.equal(
        moment('2012-09-03T03:00am', 'YYYY-MM-DDThh:mmA').format(
            'YYYY-MM-DDThh:mmA'
        ),
        '2012-09-03T03:00AM',
        'am/pm should parse correctly for am'
    );
    assert.equal(
        moment('2012-09-03T03:00a.m.', 'YYYY-MM-DDThh:mmA').format(
            'YYYY-MM-DDThh:mmA'
        ),
        '2012-09-03T03:00AM',
        'am/pm should parse correctly for a.m.'
    );
    assert.equal(
        moment('2012-09-03T03:00a', 'YYYY-MM-DDThh:mmA').format(
            'YYYY-MM-DDThh:mmA'
        ),
        '2012-09-03T03:00AM',
        'am/pm should parse correctly for a'
    );

    assert.equal(
        moment('5:00p.m.March 4 2012', 'h:mmAMMMM D YYYY').format(
            'YYYY-MM-DDThh:mmA'
        ),
        '2012-03-04T05:00PM',
        'am/pm should parse correctly before month names'
    );
});

test('string with format', function (assert) {
    moment.locale('en');
    var a = [
            ['YYYY-Q', '2014-4'],
            ['MM-DD-YYYY', '12-02-1999'],
            ['DD-MM-YYYY', '12-02-1999'],
            ['DD/MM/YYYY', '12/02/1999'],
            ['DD_MM_YYYY', '12_02_1999'],
            ['DD:MM:YYYY', '12:02:1999'],
            ['D-M-YY', '2-2-99'],
            ['YY', '99'],
            ['DDD-YYYY', '300-1999'],
            ['DD-MM-YYYY h:m:s', '12-02-1999 2:45:10'],
            ['DD-MM-YYYY h:m:s a', '12-02-1999 2:45:10 am'],
            ['DD-MM-YYYY h:m:s a', '12-02-1999 2:45:10 pm'],
            ['h:mm a', '12:00 pm'],
            ['h:mm a', '12:30 pm'],
            ['h:mm a', '12:00 am'],
            ['h:mm a', '12:30 am'],
            ['HH:mm', '12:00'],
            ['kk:mm', '12:00'],
            ['YYYY-MM-DDTHH:mm:ss', '2011-11-11T11:11:11'],
            ['MM-DD-YYYY [M]', '12-02-1999 M'],
            ['ddd MMM DD HH:mm:ss YYYY', 'Tue Apr 07 22:52:51 2009'],
            ['HH:mm:ss', '12:00:00'],
            ['HH:mm:ss', '12:30:00'],
            ['HH:mm:ss', '00:00:00'],
            ['HH:mm:ss S', '00:30:00 1'],
            ['HH:mm:ss SS', '00:30:00 12'],
            ['HH:mm:ss SSS', '00:30:00 123'],
            ['HH:mm:ss S', '00:30:00 7'],
            ['HH:mm:ss SS', '00:30:00 78'],
            ['HH:mm:ss SSS', '00:30:00 789'],
            ['kk:mm:ss', '12:00:00'],
            ['kk:mm:ss', '12:30:00'],
            ['kk:mm:ss', '24:00:00'],
            ['kk:mm:ss S', '24:30:00 1'],
            ['kk:mm:ss SS', '24:30:00 12'],
            ['kk:mm:ss SSS', '24:30:00 123'],
            ['kk:mm:ss S', '24:30:00 7'],
            ['kk:mm:ss SS', '24:30:00 78'],
            ['kk:mm:ss SSS', '24:30:00 789'],
            ['X', '1234567890'],
            ['x', '1234567890123'],
            ['LT', '12:30 AM'],
            ['LTS', '12:30:29 AM'],
            ['L', '09/02/1999'],
            ['l', '9/2/1999'],
            ['LL', 'September 2, 1999'],
            ['ll', 'Sep 2, 1999'],
            ['LLL', 'September 2, 1999 12:30 AM'],
            ['lll', 'Sep 2, 1999 12:30 AM'],
            ['LLLL', 'Thursday, September 2, 1999 12:30 AM'],
            ['llll', 'Thu, Sep 2, 1999 12:30 AM'],
        ],
        m,
        i;

    for (i = 0; i < a.length; i++) {
        m = moment(a[i][1], a[i][0]);
        assert.ok(m.isValid());
        assert.equal(m.format(a[i][0]), a[i][1], a[i][0] + ' ---> ' + a[i][1]);
    }
});

test('2 digit year with YYYY format', function (assert) {
    assert.equal(
        moment('9/2/99', 'D/M/YYYY').format('DD/MM/YYYY'),
        '09/02/1999',
        'D/M/YYYY ---> 9/2/99'
    );
    assert.equal(
        moment('9/2/1999', 'D/M/YYYY').format('DD/MM/YYYY'),
        '09/02/1999',
        'D/M/YYYY ---> 9/2/1999'
    );
    assert.equal(
        moment('9/2/68', 'D/M/YYYY').format('DD/MM/YYYY'),
        '09/02/2068',
        'D/M/YYYY ---> 9/2/68'
    );
    assert.equal(
        moment('9/2/69', 'D/M/YYYY').format('DD/MM/YYYY'),
        '09/02/1969',
        'D/M/YYYY ---> 9/2/69'
    );
});

test('unix timestamp format', function (assert) {
    var formats = ['X', 'X.S', 'X.SS', 'X.SSS'],
        i,
        format;

    for (i = 0; i < formats.length; i++) {
        format = formats[i];
        assert.equal(
            moment('1234567890', format).valueOf(),
            1234567890 * 1000,
            format + ' matches timestamp without milliseconds'
        );
        assert.equal(
            moment('1234567890.1', format).valueOf(),
            1234567890 * 1000 + 100,
            format + ' matches timestamp with deciseconds'
        );
        assert.equal(
            moment('1234567890.12', format).valueOf(),
            1234567890 * 1000 + 120,
            format + ' matches timestamp with centiseconds'
        );
        assert.equal(
            moment('1234567890.123', format).valueOf(),
            1234567890 * 1000 + 123,
            format + ' matches timestamp with milliseconds'
        );
    }
});

test('unix offset milliseconds', function (assert) {
    assert.equal(
        moment('1234567890123', 'x').valueOf(),
        1234567890123,
        'x matches unix offset in milliseconds'
    );
});

test('milliseconds format', function (assert) {
    assert.equal(moment('1', 'S').get('ms'), 100, 'deciseconds');
    // assert.equal(moment('10', 'S', true).isValid(), false, 'deciseconds with two digits');
    // assert.equal(moment('1', 'SS', true).isValid(), false, 'centiseconds with one digits');
    assert.equal(moment('12', 'SS').get('ms'), 120, 'centiseconds');
    // assert.equal(moment('123', 'SS', true).isValid(), false, 'centiseconds with three digits');
    assert.equal(moment('123', 'SSS').get('ms'), 123, 'milliseconds');
    assert.equal(
        moment('1234', 'SSSS').get('ms'),
        123,
        'milliseconds with SSSS'
    );
    assert.equal(
        moment('123456789101112', 'SSSS').get('ms'),
        123,
        'milliseconds with SSSS'
    );
});

test('string with format no separators', function (assert) {
    moment.locale('en');
    var a = [
            ['MMDDYYYY', '12021999'],
            ['DDMMYYYY', '12021999'],
            ['YYYYMMDD', '19991202'],
            ['DDMMMYYYY', '10Sep2001'],
        ],
        i;

    for (i = 0; i < a.length; i++) {
        assert.equal(
            moment(a[i][1], a[i][0]).format(a[i][0]),
            a[i][1],
            a[i][0] + ' ---> ' + a[i][1]
        );
    }
});

test('string with format (timezone)', function (assert) {
    assert.equal(
        moment('5 -0700', 'H ZZ').toDate().getUTCHours(),
        12,
        "parse hours '5 -0700' ---> 'H ZZ'"
    );
    assert.equal(
        moment('5 -07:00', 'H Z').toDate().getUTCHours(),
        12,
        "parse hours '5 -07:00' ---> 'H Z'"
    );
    assert.equal(
        moment('5 -0730', 'H ZZ').toDate().getUTCMinutes(),
        30,
        "parse hours '5 -0730' ---> 'H ZZ'"
    );
    assert.equal(
        moment('5 -07:30', 'H Z').toDate().getUTCMinutes(),
        30,
        "parse hours '5 -07:0' ---> 'H Z'"
    );
    assert.equal(
        moment('5 +0100', 'H ZZ').toDate().getUTCHours(),
        4,
        "parse hours '5 +0100' ---> 'H ZZ'"
    );
    assert.equal(
        moment('5 +01:00', 'H Z').toDate().getUTCHours(),
        4,
        "parse hours '5 +01:00' ---> 'H Z'"
    );
    assert.equal(
        moment('5 +0130', 'H ZZ').toDate().getUTCMinutes(),
        30,
        "parse hours '5 +0130' ---> 'H ZZ'"
    );
    assert.equal(
        moment('5 +01:30', 'H Z').toDate().getUTCMinutes(),
        30,
        "parse hours '5 +01:30' ---> 'H Z'"
    );
});

test('string with format (timezone offset)', function (assert) {
    var a, b, c, d, e, f;
    a = new Date(Date.UTC(2011, 0, 1, 1));
    b = moment('2011 1 1 0 -01:00', 'YYYY MM DD HH Z');
    assert.equal(
        a.getHours(),
        b.hours(),
        'date created with utc == parsed string with timezone offset'
    );
    assert.equal(
        +a,
        +b,
        'date created with utc == parsed string with timezone offset'
    );
    c = moment('2011 2 1 10 -05:00', 'YYYY MM DD HH Z');
    d = moment('2011 2 1 8 -07:00', 'YYYY MM DD HH Z');
    assert.equal(
        c.hours(),
        d.hours(),
        '10 am central time == 8 am pacific time'
    );
    e = moment.utc('20 07 2012 17:15:00', 'DD MM YYYY HH:mm:ss');
    f = moment.utc('20 07 2012 10:15:00 -0700', 'DD MM YYYY HH:mm:ss ZZ');
    assert.equal(e.hours(), f.hours(), 'parse timezone offset in utc');
});

test('string with timezone around start of year', function (assert) {
    assert.equal(
        moment('2000-01-01T00:00:00.000+01:00').toISOString(),
        '1999-12-31T23:00:00.000Z',
        '+1:00 around 2000'
    );
    assert.equal(
        moment('2000-01-01T00:00:00.000-01:00').toISOString(),
        '2000-01-01T01:00:00.000Z',
        '-1:00 around 2000'
    );
    assert.equal(
        moment('1970-01-01T00:00:00.000+01:00').toISOString(),
        '1969-12-31T23:00:00.000Z',
        '+1:00 around 1970'
    );
    assert.equal(
        moment('1970-01-01T00:00:00.000-01:00').toISOString(),
        '1970-01-01T01:00:00.000Z',
        '-1:00 around 1970'
    );
    assert.equal(
        moment('1200-01-01T00:00:00.000+01:00').toISOString(),
        '1199-12-31T23:00:00.000Z',
        '+1:00 around 1200'
    );
    assert.equal(
        moment('1200-01-01T00:00:00.000-01:00').toISOString(),
        '1200-01-01T01:00:00.000Z',
        '-1:00 around 1200'
    );
});

test('string with array of formats', function (assert) {
    var thursdayForCurrentWeek = moment().day(4).format('YYYY MM DD');

    assert.equal(
        moment('11-02-1999', ['MM-DD-YYYY', 'DD-MM-YYYY']).format('MM DD YYYY'),
        '11 02 1999',
        'switching month and day'
    );
    assert.equal(
        moment('02-11-1999', ['MM/DD/YYYY', 'YYYY MM DD', 'MM-DD-YYYY']).format(
            'MM DD YYYY'
        ),
        '02 11 1999',
        'year last'
    );
    assert.equal(
        moment('1999-02-11', ['MM/DD/YYYY', 'YYYY MM DD', 'MM-DD-YYYY']).format(
            'MM DD YYYY'
        ),
        '02 11 1999',
        'year first'
    );

    assert.equal(
        moment('02-11-1999', ['MM/DD/YYYY', 'YYYY MM DD']).format('MM DD YYYY'),
        '02 11 1999',
        'year last'
    );
    assert.equal(
        moment('1999-02-11', ['MM/DD/YYYY', 'YYYY MM DD']).format('MM DD YYYY'),
        '02 11 1999',
        'year first'
    );
    assert.equal(
        moment('02-11-1999', ['YYYY MM DD', 'MM/DD/YYYY']).format('MM DD YYYY'),
        '02 11 1999',
        'year last'
    );
    assert.equal(
        moment('1999-02-11', ['YYYY MM DD', 'MM/DD/YYYY']).format('MM DD YYYY'),
        '02 11 1999',
        'year first'
    );

    assert.equal(
        moment('13-11-1999', ['MM/DD/YYYY', 'DD/MM/YYYY']).format('MM DD YYYY'),
        '11 13 1999',
        'second must be month'
    );
    assert.equal(
        moment('11-13-1999', ['MM/DD/YYYY', 'DD/MM/YYYY']).format('MM DD YYYY'),
        '11 13 1999',
        'first must be month'
    );
    assert.equal(
        moment('01-02-2000', ['MM/DD/YYYY', 'DD/MM/YYYY']).format('MM DD YYYY'),
        '01 02 2000',
        'either can be a month, month first format'
    );
    assert.equal(
        moment('02-01-2000', ['DD/MM/YYYY', 'MM/DD/YYYY']).format('MM DD YYYY'),
        '01 02 2000',
        'either can be a month, day first format'
    );

    assert.equal(
        moment('11-02-10', ['MM/DD/YY', 'YY MM DD', 'DD-MM-YY']).format(
            'MM DD YYYY'
        ),
        '02 11 2010',
        'all unparsed substrings have influence on format penalty'
    );
    assert.equal(
        moment('11-02-10', ['MM-DD-YY HH:mm', 'YY MM DD']).format('MM DD YYYY'),
        '02 10 2011',
        'prefer formats without extra tokens'
    );
    assert.equal(
        moment('11-02-10 junk', ['MM-DD-YY', 'YY.MM.DD [junk]']).format(
            'MM DD YYYY'
        ),
        '02 10 2011',
        'prefer formats that dont result in extra characters'
    );
    assert.equal(
        moment('11-22-10', ['YY-MM-DD', 'YY-DD-MM']).format('MM DD YYYY'),
        '10 22 2011',
        'prefer valid results'
    );

    assert.equal(
        moment('gibberish', ['YY-MM-DD', 'YY-DD-MM']).format('MM DD YYYY'),
        'Invalid date',
        'doest throw for invalid strings'
    );
    assert.equal(
        moment('gibberish', []).format('MM DD YYYY'),
        'Invalid date',
        'doest throw for an empty array'
    );

    // https://github.com/moment/moment/issues/1143
    assert.equal(
        moment(
            'System Administrator and Database Assistant (7/1/2011), System Administrator and Database Assistant (7/1/2011), Database Coordinator (7/1/2011), Vice President (7/1/2011), System Administrator and Database Assistant (5/31/2012), Database Coordinator (7/1/2012), System Administrator and Database Assistant (7/1/2013)',
            ['MM/DD/YYYY', 'MM-DD-YYYY', 'YYYY-MM-DD', 'YYYY-MM-DDTHH:mm:ssZ']
        ).format('YYYY-MM-DD'),
        '2011-07-01',
        'Works for long strings'
    );

    assert.equal(
        moment('11-02-10', ['MM.DD.YY', 'DD-MM-YY']).format('MM DD YYYY'),
        '02 11 2010',
        'escape RegExp special characters on comparing'
    );

    assert.equal(
        moment('13-10-98', ['DD MM YY', 'DD MM YYYY'])._f,
        'DD MM YY',
        'use two digit year'
    );
    assert.equal(
        moment('13-10-1998', ['DD MM YY', 'DD MM YYYY'])._f,
        'DD MM YYYY',
        'use four digit year'
    );

    assert.equal(
        moment('01', ['MM', 'DD'])._f,
        'MM',
        'Should use first valid format'
    );

    assert.equal(
        moment('Thursday 8:30pm', ['dddd h:mma']).format(
            'YYYY MM DD dddd h:mma'
        ),
        thursdayForCurrentWeek + ' Thursday 8:30pm',
        'Default to current week'
    );
});

test('string with array of formats + ISO', function (assert) {
    assert.equal(
        moment('1994', [moment.ISO_8601, 'MM', 'HH:mm', 'YYYY']).year(),
        1994,
        'iso: assert parse YYYY'
    );
    assert.equal(
        moment('17:15', [moment.ISO_8601, 'MM', 'HH:mm', 'YYYY']).hour(),
        17,
        'iso: assert parse HH:mm (1)'
    );
    assert.equal(
        moment('24:15', [moment.ISO_8601, 'MM', 'kk:mm', 'YYYY']).hour(),
        0,
        'iso: assert parse kk:mm'
    );
    assert.equal(
        moment('17:15', [moment.ISO_8601, 'MM', 'HH:mm', 'YYYY']).minutes(),
        15,
        'iso: assert parse HH:mm (2)'
    );
    assert.equal(
        moment('06', [moment.ISO_8601, 'MM', 'HH:mm', 'YYYY']).month(),
        6 - 1,
        'iso: assert parse MM'
    );
    assert.equal(
        moment('2012-06-01', [
            moment.ISO_8601,
            'MM',
            'HH:mm',
            'YYYY',
        ]).parsingFlags().iso,
        true,
        'iso: assert parse iso'
    );
    assert.equal(
        moment('2014-05-05', [moment.ISO_8601, 'YYYY-MM-DD']).parsingFlags()
            .iso,
        true,
        'iso: edge case array precedence iso'
    );
    assert.equal(
        moment('2014-05-05', ['YYYY-MM-DD', moment.ISO_8601]).parsingFlags()
            .iso,
        false,
        'iso: edge case array precedence not iso'
    );
});

test('strict parsing invalid date against array of formats', function (assert) {
    var b = moment(
        '2/30/2019 7:00pm',
        [
            'M/DD/YYYY h:mma", "MM/DD/YYYY h:mma", "M-D-YYYY h:mma", "MM-D-YYYY h:mma',
        ],
        true
    );
    assert.deepEqual(
        b.parsingFlags().parsedDateParts,
        [2019, 1, 30, 7, 0],
        'strict parsing multiple formats should still select the best format even if the date is invalid'
    );
});

test('string with format - years', function (assert) {
    assert.equal(moment('67', 'YY').format('YYYY'), '2067', '67 > 2067');
    assert.equal(moment('68', 'YY').format('YYYY'), '2068', '68 > 2068');
    assert.equal(moment('69', 'YY').format('YYYY'), '1969', '69 > 1969');
    assert.equal(moment('70', 'YY').format('YYYY'), '1970', '70 > 1970');
});

test('implicit cloning', function (assert) {
    var momentA = moment([2011, 10, 10]),
        momentB = moment(momentA);
    momentA.month(5);
    assert.notEqual(
        momentA.month(),
        momentB.month(),
        'Calling moment() on a moment will create a clone'
    );
});

test('explicit cloning', function (assert) {
    var momentA = moment([2011, 10, 10]),
        momentB = momentA.clone();
    momentA.month(5);
    assert.notEqual(
        momentA.month(),
        momentB.month(),
        'Calling clone() on a moment will create a clone'
    );
});

test('cloning carrying over utc mode', function (assert) {
    assert.equal(
        moment().local().clone()._isUTC,
        false,
        'An explicit cloned local moment should have _isUTC == false'
    );
    assert.equal(
        moment().utc().clone()._isUTC,
        true,
        'An cloned utc moment should have _isUTC == true'
    );
    assert.equal(
        moment().clone()._isUTC,
        false,
        'An explicit cloned local moment should have _isUTC == false'
    );
    assert.equal(
        moment.utc().clone()._isUTC,
        true,
        'An explicit cloned utc moment should have _isUTC == true'
    );
    assert.equal(
        moment(moment().local())._isUTC,
        false,
        'An implicit cloned local moment should have _isUTC == false'
    );
    assert.equal(
        moment(moment().utc())._isUTC,
        true,
        'An implicit cloned utc moment should have _isUTC == true'
    );
    assert.equal(
        moment(moment())._isUTC,
        false,
        'An implicit cloned local moment should have _isUTC == false'
    );
    assert.equal(
        moment(moment.utc())._isUTC,
        true,
        'An implicit cloned utc moment should have _isUTC == true'
    );
});

test('parsing RFC 2822', function (assert) {
    var testCases = {
        'Tue, 01 Nov 2016 01:23:45 UT': [2016, 10, 1, 1, 23, 45, 0],
        'Sun, 12 Apr 2015 05:06:07 GMT': [2015, 3, 12, 5, 6, 7, 0],
        'Tue, 01 Nov 2016 01:23:45 +0000': [2016, 10, 1, 1, 23, 45, 0],
        'Tue, 01 Nov 16 04:23:45 Z': [2016, 10, 1, 4, 23, 45, 0],
        '01 Nov 2016 05:23:45 z': [2016, 10, 1, 5, 23, 45, 0],
        '(Init Comment) Tue,\n 1 Nov              2016 (Split\n Comment)  07:23:45 +0000 (GMT)':
            [2016, 10, 1, 7, 23, 45, 0],
        'Mon, 02 Jan 2017 06:00:00 -0800': [2017, 0, 2, 6, 0, 0, -8 * 60],
        'Mon, 02 Jan 2017 06:00:00 +0800': [2017, 0, 2, 6, 0, 0, +8 * 60],
        'Mon, 02 Jan 2017 06:00:00 +0330': [
            2017,
            0,
            2,
            6,
            0,
            0,
            +(3 * 60 + 30),
        ],
        'Mon, 02 Jan 2017 06:00:00 -0330': [
            2017,
            0,
            2,
            6,
            0,
            0,
            -(3 * 60 + 30),
        ],
        'Mon, 02 Jan 2017 06:00:00 PST': [2017, 0, 2, 6, 0, 0, -8 * 60],
        'Mon, 02 Jan 2017 06:00:00 PDT': [2017, 0, 2, 6, 0, 0, -7 * 60],
        'Mon, 02 Jan 2017 06:00:00 MST': [2017, 0, 2, 6, 0, 0, -7 * 60],
        'Mon, 02 Jan 2017 06:00:00 MDT': [2017, 0, 2, 6, 0, 0, -6 * 60],
        'Mon, 02 Jan 2017 06:00:00 CST': [2017, 0, 2, 6, 0, 0, -6 * 60],
        'Mon, 02 Jan 2017 06:00:00 CDT': [2017, 0, 2, 6, 0, 0, -5 * 60],
        'Mon, 02 Jan 2017 06:00:00 EST': [2017, 0, 2, 6, 0, 0, -5 * 60],
        'Mon, 02 Jan 2017 06:00:00 EDT': [2017, 0, 2, 6, 0, 0, -4 * 60],
    };

    eachOwnProp(testCases, function (inp) {
        var tokens = testCases[inp],
            parseResult = moment(inp, moment.RFC_2822, true).parseZone(),
            expResult = moment
                .utc(tokens.slice(0, 6))
                .utcOffset(tokens[6], true);
        assert.ok(parseResult.isValid(), inp);
        assert.ok(
            parseResult.parsingFlags().rfc2822,
            inp + ' - rfc2822 parsingFlag'
        );
        assert.equal(
            parseResult.utcOffset(),
            expResult.utcOffset(),
            inp + ' - zone'
        );
        assert.equal(
            parseResult.valueOf(),
            expResult.valueOf(),
            inp + ' - correctness'
        );
    });
});

test('non RFC 2822 strings', function (assert) {
    var testCases = {
        'RFC2822 datetime with all options but invalid day delimiter':
            'Tue. 01 Nov 2016 01:23:45 GMT',
        'RFC2822 datetime with mismatching Day (weekday v date)':
            'Mon, 01 Nov 2016 01:23:45 GMT',
    };

    eachOwnProp(testCases, function (testCase) {
        var testResult = moment(testCases[testCase], moment.RFC_2822, true);
        assert.ok(
            !testResult.isValid(),
            testCase + ': ' + testResult + ' - is invalid rfc2822'
        );
        assert.ok(
            !testResult.parsingFlags().rfc2822,
            testCase + ': ' + testResult + ' - rfc2822 parsingFlag'
        );
    });
});

test('parsing RFC 2822 in a different locale', function (assert) {
    var testCases = {
        'clean RFC2822 datetime with all options':
            'Tue, 01 Nov 2016 01:23:45 UT',
        'clean RFC2822 datetime without comma': 'Tue 01 Nov 2016 02:23:45 GMT',
        'clean RFC2822 datetime without seconds':
            'Tue, 01 Nov 2016 03:23 +0000',
        'clean RFC2822 datetime without century': 'Tue, 01 Nov 16 04:23:45 Z',
        'clean RFC2822 datetime without day': '01 Nov 2016 05:23:45 z',
        'clean RFC2822 datetime with single-digit day-of-month':
            'Tue, 1 Nov 2016 06:23:45 GMT',
        'RFC2822 datetime with CFWSs':
            '(Init Comment) Tue,\n 1 Nov              2016 (Split\n Comment)  07:23:45 +0000 (GMT)',
    };

    try {
        moment.locale('ru');
        eachOwnProp(testCases, function (testCase) {
            var testResult = moment(testCases[testCase], moment.RFC_2822, true);
            assert.ok(testResult.isValid(), testResult);
            assert.ok(
                testResult.parsingFlags().rfc2822,
                testResult + ' - rfc2822 parsingFlag'
            );
        });
    } finally {
        moment.locale('en');
    }
});

test('non RFC 2822 strings in a different locale', function (assert) {
    var testCases = {
        'RFC2822 datetime with all options but invalid day delimiter':
            'Tue. 01 Nov 2016 01:23:45 GMT',
        'RFC2822 datetime with mismatching Day (week v date)':
            'Mon, 01 Nov 2016 01:23:45 GMT',
    };

    try {
        moment.locale('ru');
        eachOwnProp(testCases, function (testCase) {
            var testResult = moment(testCases[testCase], moment.RFC_2822, true);
            assert.ok(!testResult.isValid(), testResult);
            assert.ok(
                !testResult.parsingFlags().rfc2822,
                testResult + ' - rfc2822 parsingFlag'
            );
        });
    } finally {
        moment.locale('en');
    }
});

test('parsing iso', function (assert) {
    var offset = moment([2011, 9, 8]).utcOffset(),
        pad = function (input) {
            if (input < 10) {
                return '0' + input;
            }
            return '' + input;
        },
        offStr = function (offset) {
            var hourOffset =
                    offset > 0
                        ? Math.floor(offset / 60)
                        : Math.ceil(offset / 60),
                minOffset = offset - hourOffset * 60;
            return offset >= 0
                ? '+' + pad(hourOffset) + ':' + pad(minOffset)
                : '-' + pad(-hourOffset) + ':' + pad(-minOffset);
        },
        tz = offStr(offset),
        tz0 = offStr(moment([2011, 0, 1]).utcOffset()),
        tz2 = tz.replace(':', ''),
        tz3 = tz2.slice(0, 3),
        //Tz3 removes minutes digit so will break the tests when parsed if they all use the same minutes digit
        hourOffset =
            offset > 0 ? Math.floor(offset / 60) : Math.ceil(offset / 60),
        minOffset = offset - hourOffset * 60,
        minutesForTz3 = pad((4 + minOffset) % 60),
        // minute = pad(4 + minOffset),

        formats = [
            ['2011', '2011-01-01T00:00:00.000' + tz0],
            ['2011-10', '2011-10-01T00:00:00.000' + tz],
            ['2011-10-08', '2011-10-08T00:00:00.000' + tz],
            ['2011-10-08T18', '2011-10-08T18:00:00.000' + tz],
            ['2011-10-08T18:04', '2011-10-08T18:04:00.000' + tz],
            ['2011-10-08T18:04:20', '2011-10-08T18:04:20.000' + tz],
            ['2011-10-08T18:04' + tz, '2011-10-08T18:04:00.000' + tz],
            ['2011-10-08T18:04:20' + tz, '2011-10-08T18:04:20.000' + tz],
            ['2011-10-08T18:04' + tz2, '2011-10-08T18:04:00.000' + tz],
            ['2011-10-08T18:04:20' + tz2, '2011-10-08T18:04:20.000' + tz],
            [
                '2011-10-08T18:04' + tz3,
                '2011-10-08T18:' + minutesForTz3 + ':00.000' + tz,
            ],
            [
                '2011-10-08T18:04:20' + tz3,
                '2011-10-08T18:' + minutesForTz3 + ':20.000' + tz,
            ],
            ['2011-10-08T18:04:20.1' + tz2, '2011-10-08T18:04:20.100' + tz],
            ['2011-10-08T18:04:20.11' + tz2, '2011-10-08T18:04:20.110' + tz],
            ['2011-10-08T18:04:20.111' + tz2, '2011-10-08T18:04:20.111' + tz],
            ['2011-10-08 18', '2011-10-08T18:00:00.000' + tz],
            ['2011-10-08 18:04', '2011-10-08T18:04:00.000' + tz],
            ['2011-10-08 18:04:20', '2011-10-08T18:04:20.000' + tz],
            ['2011-10-08 18:04' + tz, '2011-10-08T18:04:00.000' + tz],
            ['2011-10-08 18:04:20' + tz, '2011-10-08T18:04:20.000' + tz],
            ['2011-10-08 18:04' + tz2, '2011-10-08T18:04:00.000' + tz],
            ['2011-10-08 18:04:20' + tz2, '2011-10-08T18:04:20.000' + tz],
            [
                '2011-10-08 18:04' + tz3,
                '2011-10-08T18:' + minutesForTz3 + ':00.000' + tz,
            ],
            [
                '2011-10-08 18:04:20' + tz3,
                '2011-10-08T18:' + minutesForTz3 + ':20.000' + tz,
            ],
            ['2011-10-08 18:04:20.1' + tz2, '2011-10-08T18:04:20.100' + tz],
            ['2011-10-08 18:04:20.11' + tz2, '2011-10-08T18:04:20.110' + tz],
            ['2011-10-08 18:04:20.111' + tz2, '2011-10-08T18:04:20.111' + tz],
            ['2011-W40', '2011-10-03T00:00:00.000' + tz],
            ['2011-W40-6', '2011-10-08T00:00:00.000' + tz],
            ['2011-W40-6T18', '2011-10-08T18:00:00.000' + tz],
            ['2011-W40-6T18:04', '2011-10-08T18:04:00.000' + tz],
            ['2011-W40-6T18:04:20', '2011-10-08T18:04:20.000' + tz],
            ['2011-W40-6T18:04' + tz, '2011-10-08T18:04:00.000' + tz],
            ['2011-W40-6T18:04:20' + tz, '2011-10-08T18:04:20.000' + tz],
            ['2011-W40-6T18:04' + tz2, '2011-10-08T18:04:00.000' + tz],
            ['2011-W40-6T18:04:20' + tz2, '2011-10-08T18:04:20.000' + tz],
            [
                '2011-W40-6T18:04' + tz3,
                '2011-10-08T18:' + minutesForTz3 + ':00.000' + tz,
            ],
            [
                '2011-W40-6T18:04:20' + tz3,
                '2011-10-08T18:' + minutesForTz3 + ':20.000' + tz,
            ],
            ['2011-W40-6T18:04:20.1' + tz2, '2011-10-08T18:04:20.100' + tz],
            ['2011-W40-6T18:04:20.11' + tz2, '2011-10-08T18:04:20.110' + tz],
            ['2011-W40-6T18:04:20.111' + tz2, '2011-10-08T18:04:20.111' + tz],
            ['2011-W40-6 18', '2011-10-08T18:00:00.000' + tz],
            ['2011-W40-6 18:04', '2011-10-08T18:04:00.000' + tz],
            ['2011-W40-6 18:04:20', '2011-10-08T18:04:20.000' + tz],
            ['2011-W40-6 18:04' + tz, '2011-10-08T18:04:00.000' + tz],
            ['2011-W40-6 18:04:20' + tz, '2011-10-08T18:04:20.000' + tz],
            ['2011-W40-6 18:04' + tz2, '2011-10-08T18:04:00.000' + tz],
            ['2011-W40-6 18:04:20' + tz2, '2011-10-08T18:04:20.000' + tz],
            [
                '2011-W40-6 18:04' + tz3,
                '2011-10-08T18:' + minutesForTz3 + ':00.000' + tz,
            ],
            [
                '2011-W40-6 18:04:20' + tz3,
                '2011-10-08T18:' + minutesForTz3 + ':20.000' + tz,
            ],
            ['2011-W40-6 18:04:20.1' + tz2, '2011-10-08T18:04:20.100' + tz],
            ['2011-W40-6 18:04:20.11' + tz2, '2011-10-08T18:04:20.110' + tz],
            ['2011-W40-6 18:04:20.111' + tz2, '2011-10-08T18:04:20.111' + tz],
            ['2011-281', '2011-10-08T00:00:00.000' + tz],
            ['2011-281T18', '2011-10-08T18:00:00.000' + tz],
            ['2011-281T18:04', '2011-10-08T18:04:00.000' + tz],
            ['2011-281T18:04:20', '2011-10-08T18:04:20.000' + tz],
            ['2011-281T18:04' + tz, '2011-10-08T18:04:00.000' + tz],
            ['2011-281T18:04:20' + tz, '2011-10-08T18:04:20.000' + tz],
            ['2011-281T18:04' + tz2, '2011-10-08T18:04:00.000' + tz],
            ['2011-281T18:04:20' + tz2, '2011-10-08T18:04:20.000' + tz],
            [
                '2011-281T18:04' + tz3,
                '2011-10-08T18:' + minutesForTz3 + ':00.000' + tz,
            ],
            [
                '2011-281T18:04:20' + tz3,
                '2011-10-08T18:' + minutesForTz3 + ':20.000' + tz,
            ],
            ['2011-281T18:04:20.1' + tz2, '2011-10-08T18:04:20.100' + tz],
            ['2011-281T18:04:20.11' + tz2, '2011-10-08T18:04:20.110' + tz],
            ['2011-281T18:04:20.111' + tz2, '2011-10-08T18:04:20.111' + tz],
            ['2011-281 18', '2011-10-08T18:00:00.000' + tz],
            ['2011-281 18:04', '2011-10-08T18:04:00.000' + tz],
            ['2011-281 18:04:20', '2011-10-08T18:04:20.000' + tz],
            ['2011-281 18:04' + tz, '2011-10-08T18:04:00.000' + tz],
            ['2011-281 18:04:20' + tz, '2011-10-08T18:04:20.000' + tz],
            ['2011-281 18:04' + tz2, '2011-10-08T18:04:00.000' + tz],
            ['2011-281 18:04:20' + tz2, '2011-10-08T18:04:20.000' + tz],
            [
                '2011-281 18:04' + tz3,
                '2011-10-08T18:' + minutesForTz3 + ':00.000' + tz,
            ],
            [
                '2011-281 18:04:20' + tz3,
                '2011-10-08T18:' + minutesForTz3 + ':20.000' + tz,
            ],
            ['2011-281 18:04:20.1' + tz2, '2011-10-08T18:04:20.100' + tz],
            ['2011-281 18:04:20.11' + tz2, '2011-10-08T18:04:20.110' + tz],
            ['2011-281 18:04:20.111' + tz2, '2011-10-08T18:04:20.111' + tz],
            ['20111008T18', '2011-10-08T18:00:00.000' + tz],
            ['20111008T1804', '2011-10-08T18:04:00.000' + tz],
            ['20111008T180420', '2011-10-08T18:04:20.000' + tz],
            ['20111008T1804' + tz, '2011-10-08T18:04:00.000' + tz],
            ['20111008T180420' + tz, '2011-10-08T18:04:20.000' + tz],
            ['20111008T1804' + tz2, '2011-10-08T18:04:00.000' + tz],
            ['20111008T180420' + tz2, '2011-10-08T18:04:20.000' + tz],
            [
                '20111008T1804' + tz3,
                '2011-10-08T18:' + minutesForTz3 + ':00.000' + tz,
            ],
            [
                '20111008T180420' + tz3,
                '2011-10-08T18:' + minutesForTz3 + ':20.000' + tz,
            ],
            ['20111008T180420,1' + tz2, '2011-10-08T18:04:20.100' + tz],
            ['20111008T180420,11' + tz2, '2011-10-08T18:04:20.110' + tz],
            ['20111008T180420,111' + tz2, '2011-10-08T18:04:20.111' + tz],
            ['20111008 18', '2011-10-08T18:00:00.000' + tz],
            ['20111008 1804', '2011-10-08T18:04:00.000' + tz],
            ['20111008 180420', '2011-10-08T18:04:20.000' + tz],
            ['20111008 1804' + tz, '2011-10-08T18:04:00.000' + tz],
            ['20111008 180420' + tz, '2011-10-08T18:04:20.000' + tz],
            ['20111008 1804' + tz2, '2011-10-08T18:04:00.000' + tz],
            ['20111008 180420' + tz2, '2011-10-08T18:04:20.000' + tz],
            [
                '20111008 1804' + tz3,
                '2011-10-08T18:' + minutesForTz3 + ':00.000' + tz,
            ],
            [
                '20111008 180420' + tz3,
                '2011-10-08T18:' + minutesForTz3 + ':20.000' + tz,
            ],
            ['20111008 180420,1' + tz2, '2011-10-08T18:04:20.100' + tz],
            ['20111008 180420,11' + tz2, '2011-10-08T18:04:20.110' + tz],
            ['20111008 180420,111' + tz2, '2011-10-08T18:04:20.111' + tz],
            ['2011W40', '2011-10-03T00:00:00.000' + tz],
            ['2011W406', '2011-10-08T00:00:00.000' + tz],
            ['2011W406T18', '2011-10-08T18:00:00.000' + tz],
            ['2011W406T1804', '2011-10-08T18:04:00.000' + tz],
            ['2011W406T180420', '2011-10-08T18:04:20.000' + tz],
            ['2011W406 1804' + tz2, '2011-10-08T18:04:00.000' + tz],
            ['2011W406T1804' + tz, '2011-10-08T18:04:00.000' + tz],
            ['2011W406T180420' + tz, '2011-10-08T18:04:20.000' + tz],
            ['2011W406T1804' + tz2, '2011-10-08T18:04:00.000' + tz],
            ['2011W406T180420' + tz2, '2011-10-08T18:04:20.000' + tz],
            [
                '2011W406T1804' + tz3,
                '2011-10-08T18:' + minutesForTz3 + ':00.000' + tz,
            ],
            [
                '2011W406T180420' + tz3,
                '2011-10-08T18:' + minutesForTz3 + ':20.000' + tz,
            ],
            ['2011W406T180420,1' + tz2, '2011-10-08T18:04:20.100' + tz],
            ['2011W406T180420,11' + tz2, '2011-10-08T18:04:20.110' + tz],
            ['2011W406T180420,111' + tz2, '2011-10-08T18:04:20.111' + tz],
            ['2011W406 18', '2011-10-08T18:00:00.000' + tz],
            ['2011W406 1804', '2011-10-08T18:04:00.000' + tz],
            ['2011W406 180420', '2011-10-08T18:04:20.000' + tz],
            ['2011W406 1804' + tz, '2011-10-08T18:04:00.000' + tz],
            ['2011W406 180420' + tz, '2011-10-08T18:04:20.000' + tz],
            ['2011W406 180420' + tz2, '2011-10-08T18:04:20.000' + tz],
            [
                '2011W406 1804' + tz3,
                '2011-10-08T18:' + minutesForTz3 + ':00.000' + tz,
            ],
            [
                '2011W406 180420' + tz3,
                '2011-10-08T18:' + minutesForTz3 + ':20.000' + tz,
            ],
            ['2011W406 180420,1' + tz2, '2011-10-08T18:04:20.100' + tz],
            ['2011W406 180420,11' + tz2, '2011-10-08T18:04:20.110' + tz],
            ['2011W406 180420,111' + tz2, '2011-10-08T18:04:20.111' + tz],
            ['2011281', '2011-10-08T00:00:00.000' + tz],
            ['2011281T18', '2011-10-08T18:00:00.000' + tz],
            ['2011281T1804', '2011-10-08T18:04:00.000' + tz],
            ['2011281T180420', '2011-10-08T18:04:20.000' + tz],
            ['2011281T1804' + tz, '2011-10-08T18:04:00.000' + tz],
            ['2011281T180420' + tz, '2011-10-08T18:04:20.000' + tz],
            ['2011281T1804' + tz2, '2011-10-08T18:04:00.000' + tz],
            ['2011281T180420' + tz2, '2011-10-08T18:04:20.000' + tz],
            [
                '2011281T1804' + tz3,
                '2011-10-08T18:' + minutesForTz3 + ':00.000' + tz,
            ],
            [
                '2011281T180420' + tz3,
                '2011-10-08T18:' + minutesForTz3 + ':20.000' + tz,
            ],
            ['2011281T180420,1' + tz2, '2011-10-08T18:04:20.100' + tz],
            ['2011281T180420,11' + tz2, '2011-10-08T18:04:20.110' + tz],
            ['2011281T180420,111' + tz2, '2011-10-08T18:04:20.111' + tz],
            ['2011281 18', '2011-10-08T18:00:00.000' + tz],
            ['2011281 1804', '2011-10-08T18:04:00.000' + tz],
            ['2011281 180420', '2011-10-08T18:04:20.000' + tz],
            ['2011281 1804' + tz, '2011-10-08T18:04:00.000' + tz],
            ['2011281 180420' + tz, '2011-10-08T18:04:20.000' + tz],
            ['2011281 1804' + tz2, '2011-10-08T18:04:00.000' + tz],
            ['2011281 180420' + tz2, '2011-10-08T18:04:20.000' + tz],
            [
                '2011281 1804' + tz3,
                '2011-10-08T18:' + minutesForTz3 + ':00.000' + tz,
            ],
            [
                '2011281 180420' + tz3,
                '2011-10-08T18:' + minutesForTz3 + ':20.000' + tz,
            ],
            ['2011281 180420,1' + tz2, '2011-10-08T18:04:20.100' + tz],
            ['2011281 180420,11' + tz2, '2011-10-08T18:04:20.110' + tz],
            ['2011281 180420,111' + tz2, '2011-10-08T18:04:20.111' + tz],
        ],
        i;
    for (i = 0; i < formats.length; i++) {
        assert.equal(
            moment(formats[i][0]).format('YYYY-MM-DDTHH:mm:ss.SSSZ'),
            formats[i][1],
            'moment should be able to parse ISO ' + formats[i][0]
        );
        assert.equal(
            moment(formats[i][0], moment.ISO_8601).format(
                'YYYY-MM-DDTHH:mm:ss.SSSZ'
            ),
            formats[i][1],
            'moment should be able to parse specified ISO ' + formats[i][0]
        );
        assert.equal(
            moment(formats[i][0], moment.ISO_8601, true).format(
                'YYYY-MM-DDTHH:mm:ss.SSSZ'
            ),
            formats[i][1],
            'moment should be able to parse specified strict ISO ' +
                formats[i][0]
        );
    }
});

test('non iso 8601 strings', function (assert) {
    assert.ok(
        !moment('2015-10T10:15', moment.ISO_8601, true).isValid(),
        'incomplete date with time'
    );
    assert.ok(
        !moment('2015-W10T10:15', moment.ISO_8601, true).isValid(),
        'incomplete week date with time'
    );
    assert.ok(
        !moment('2015W10T1015', moment.ISO_8601, true).isValid(),
        'incomplete week date with time (basic)'
    );
    assert.ok(
        !moment('2015-10-08T1015', moment.ISO_8601, true).isValid(),
        'mixing extended and basic format'
    );
    assert.ok(
        !moment('20151008T10:15', moment.ISO_8601, true).isValid(),
        'mixing basic and extended format'
    );
    assert.ok(
        !moment('2015-10-1', moment.ISO_8601, true).isValid(),
        'missing zero padding for day'
    );
});

test('parsing iso week year/week/weekday', function (assert) {
    assert.equal(
        moment.utc('2007-W01').format(),
        '2007-01-01T00:00:00Z',
        '2008 week 1 (1st Jan Mon)'
    );
    assert.equal(
        moment.utc('2008-W01').format(),
        '2007-12-31T00:00:00Z',
        '2008 week 1 (1st Jan Tue)'
    );
    assert.equal(
        moment.utc('2003-W01').format(),
        '2002-12-30T00:00:00Z',
        '2008 week 1 (1st Jan Wed)'
    );
    assert.equal(
        moment.utc('2009-W01').format(),
        '2008-12-29T00:00:00Z',
        '2009 week 1 (1st Jan Thu)'
    );
    assert.equal(
        moment.utc('2010-W01').format(),
        '2010-01-04T00:00:00Z',
        '2010 week 1 (1st Jan Fri)'
    );
    assert.equal(
        moment.utc('2011-W01').format(),
        '2011-01-03T00:00:00Z',
        '2011 week 1 (1st Jan Sat)'
    );
    assert.equal(
        moment.utc('2012-W01').format(),
        '2012-01-02T00:00:00Z',
        '2012 week 1 (1st Jan Sun)'
    );
});

test('parsing weekdays verifies the day', function (assert) {
    // string with format
    assert.ok(
        !moment('Wed 08-10-2017', 'ddd MM-DD-YYYY').isValid(),
        'because day of week is incorrect for the date'
    );
    assert.ok(
        moment('Thu 08-10-2017', 'ddd MM-DD-YYYY').isValid(),
        'because day of week is correct for the date'
    );
});

test('parsing weekday on utc dates verifies day according to utc time', function (assert) {
    assert.ok(moment.utc('Mon 03:59', 'ddd HH:mm').isValid(), 'Monday 03:59');
});

test('parsing weekday on local dates verifies day according to local time', function (assert) {
    // this doesn't do much useful if you're not in the US or at least close to it
    assert.ok(moment('Mon 03:59', 'ddd HH:mm').isValid(), 'Monday 03:59');
});

test('parsing weekday on utc dates with specified offsets verifies day according to that offset', function (assert) {
    assert.ok(
        moment.utc('Mon 03:59 +12:00', 'ddd HH:mm Z', true).isValid(),
        'Monday 03:59'
    );
});

test('parsing weekday on local dates with specified offsets verifies day according to that offset', function (assert) {
    // if you're in the US, these times will all be sometime Sunday, but they should parse as Monday
    assert.ok(
        moment('Mon 03:59 +12:00', 'ddd HH:mm Z', true).isValid(),
        'Monday 03:59'
    );
});

test('parsing week year/week/weekday (dow 1, doy 4)', function (assert) {
    moment.locale('dow:1,doy:4', { week: { dow: 1, doy: 4 } });

    assert.equal(
        moment.utc('2007-01', 'gggg-ww').format(),
        '2007-01-01T00:00:00Z',
        '2007 week 1 (1st Jan Mon)'
    );
    assert.equal(
        moment.utc('2008-01', 'gggg-ww').format(),
        '2007-12-31T00:00:00Z',
        '2008 week 1 (1st Jan Tue)'
    );
    assert.equal(
        moment.utc('2003-01', 'gggg-ww').format(),
        '2002-12-30T00:00:00Z',
        '2003 week 1 (1st Jan Wed)'
    );
    assert.equal(
        moment.utc('2009-01', 'gggg-ww').format(),
        '2008-12-29T00:00:00Z',
        '2009 week 1 (1st Jan Thu)'
    );
    assert.equal(
        moment.utc('2010-01', 'gggg-ww').format(),
        '2010-01-04T00:00:00Z',
        '2010 week 1 (1st Jan Fri)'
    );
    assert.equal(
        moment.utc('2011-01', 'gggg-ww').format(),
        '2011-01-03T00:00:00Z',
        '2011 week 1 (1st Jan Sat)'
    );
    assert.equal(
        moment.utc('2012-01', 'gggg-ww').format(),
        '2012-01-02T00:00:00Z',
        '2012 week 1 (1st Jan Sun)'
    );

    moment.defineLocale('dow:1,doy:4', null);
});

test('parsing week year/week/weekday (dow 1, doy 7)', function (assert) {
    moment.locale('dow:1,doy:7', { week: { dow: 1, doy: 7 } });

    assert.equal(
        moment.utc('2007-01', 'gggg-ww').format(),
        '2007-01-01T00:00:00Z',
        '2007 week 1 (1st Jan Mon)'
    );
    assert.equal(
        moment.utc('2008-01', 'gggg-ww').format(),
        '2007-12-31T00:00:00Z',
        '2008 week 1 (1st Jan Tue)'
    );
    assert.equal(
        moment.utc('2003-01', 'gggg-ww').format(),
        '2002-12-30T00:00:00Z',
        '2003 week 1 (1st Jan Wed)'
    );
    assert.equal(
        moment.utc('2009-01', 'gggg-ww').format(),
        '2008-12-29T00:00:00Z',
        '2009 week 1 (1st Jan Thu)'
    );
    assert.equal(
        moment.utc('2010-01', 'gggg-ww').format(),
        '2009-12-28T00:00:00Z',
        '2010 week 1 (1st Jan Fri)'
    );
    assert.equal(
        moment.utc('2011-01', 'gggg-ww').format(),
        '2010-12-27T00:00:00Z',
        '2011 week 1 (1st Jan Sat)'
    );
    assert.equal(
        moment.utc('2012-01', 'gggg-ww').format(),
        '2011-12-26T00:00:00Z',
        '2012 week 1 (1st Jan Sun)'
    );
    moment.defineLocale('dow:1,doy:7', null);
});

test('parsing week year/week/weekday (dow 0, doy 6)', function (assert) {
    moment.locale('dow:0,doy:6', { week: { dow: 0, doy: 6 } });

    assert.equal(
        moment.utc('2007-01', 'gggg-ww').format(),
        '2006-12-31T00:00:00Z',
        '2007 week 1 (1st Jan Mon)'
    );
    assert.equal(
        moment.utc('2008-01', 'gggg-ww').format(),
        '2007-12-30T00:00:00Z',
        '2008 week 1 (1st Jan Tue)'
    );
    assert.equal(
        moment.utc('2003-01', 'gggg-ww').format(),
        '2002-12-29T00:00:00Z',
        '2003 week 1 (1st Jan Wed)'
    );
    assert.equal(
        moment.utc('2009-01', 'gggg-ww').format(),
        '2008-12-28T00:00:00Z',
        '2009 week 1 (1st Jan Thu)'
    );
    assert.equal(
        moment.utc('2010-01', 'gggg-ww').format(),
        '2009-12-27T00:00:00Z',
        '2010 week 1 (1st Jan Fri)'
    );
    assert.equal(
        moment.utc('2011-01', 'gggg-ww').format(),
        '2010-12-26T00:00:00Z',
        '2011 week 1 (1st Jan Sat)'
    );
    assert.equal(
        moment.utc('2012-01', 'gggg-ww').format(),
        '2012-01-01T00:00:00Z',
        '2012 week 1 (1st Jan Sun)'
    );
    moment.defineLocale('dow:0,doy:6', null);
});

test('parsing week year/week/weekday (dow 6, doy 12)', function (assert) {
    moment.locale('dow:6,doy:12', { week: { dow: 6, doy: 12 } });

    assert.equal(
        moment.utc('2007-01', 'gggg-ww').format(),
        '2006-12-30T00:00:00Z',
        '2007 week 1 (1st Jan Mon)'
    );
    assert.equal(
        moment.utc('2008-01', 'gggg-ww').format(),
        '2007-12-29T00:00:00Z',
        '2008 week 1 (1st Jan Tue)'
    );
    assert.equal(
        moment.utc('2003-01', 'gggg-ww').format(),
        '2002-12-28T00:00:00Z',
        '2003 week 1 (1st Jan Wed)'
    );
    assert.equal(
        moment.utc('2009-01', 'gggg-ww').format(),
        '2008-12-27T00:00:00Z',
        '2009 week 1 (1st Jan Thu)'
    );
    assert.equal(
        moment.utc('2010-01', 'gggg-ww').format(),
        '2009-12-26T00:00:00Z',
        '2010 week 1 (1st Jan Fri)'
    );
    assert.equal(
        moment.utc('2011-01', 'gggg-ww').format(),
        '2011-01-01T00:00:00Z',
        '2011 week 1 (1st Jan Sat)'
    );
    assert.equal(
        moment.utc('2012-01', 'gggg-ww').format(),
        '2011-12-31T00:00:00Z',
        '2012 week 1 (1st Jan Sun)'
    );
    moment.defineLocale('dow:6,doy:12', null);
});

test('parsing ISO with Z', function (assert) {
    var i,
        mom,
        formats = [
            ['2011-10-08T18:04', '2011-10-08T18:04:00.000'],
            ['2011-10-08T18:04:20', '2011-10-08T18:04:20.000'],
            ['2011-10-08T18:04:20.1', '2011-10-08T18:04:20.100'],
            ['2011-10-08T18:04:20.11', '2011-10-08T18:04:20.110'],
            ['2011-10-08T18:04:20.111', '2011-10-08T18:04:20.111'],
            ['2011-W40-6T18', '2011-10-08T18:00:00.000'],
            ['2011-W40-6T18:04', '2011-10-08T18:04:00.000'],
            ['2011-W40-6T18:04:20', '2011-10-08T18:04:20.000'],
            ['2011-W40-6T18:04:20.1', '2011-10-08T18:04:20.100'],
            ['2011-W40-6T18:04:20.11', '2011-10-08T18:04:20.110'],
            ['2011-W40-6T18:04:20.111', '2011-10-08T18:04:20.111'],
            ['2011-281T18', '2011-10-08T18:00:00.000'],
            ['2011-281T18:04', '2011-10-08T18:04:00.000'],
            ['2011-281T18:04:20', '2011-10-08T18:04:20.000'],
            ['2011-281T18:04:20', '2011-10-08T18:04:20.000'],
            ['2011-281T18:04:20.1', '2011-10-08T18:04:20.100'],
            ['2011-281T18:04:20.11', '2011-10-08T18:04:20.110'],
            ['2011-281T18:04:20.111', '2011-10-08T18:04:20.111'],
        ];

    for (i = 0; i < formats.length; i++) {
        mom = moment(formats[i][0] + 'Z').utc();
        assert.equal(
            mom.format('YYYY-MM-DDTHH:mm:ss.SSS'),
            formats[i][1],
            'moment should be able to parse ISO in UTC ' + formats[i][0] + 'Z'
        );

        mom = moment(formats[i][0] + ' Z').utc();
        assert.equal(
            mom.format('YYYY-MM-DDTHH:mm:ss.SSS'),
            formats[i][1],
            'moment should be able to parse ISO in UTC ' + formats[i][0] + ' Z'
        );
    }
});

test('parsing iso with T', function (assert) {
    assert.equal(
        moment('2011-10-08T18')._f,
        'YYYY-MM-DDTHH',
        "should include 'T' in the format"
    );
    assert.equal(
        moment('2011-10-08T18:20')._f,
        'YYYY-MM-DDTHH:mm',
        "should include 'T' in the format"
    );
    assert.equal(
        moment('2011-10-08T18:20:13')._f,
        'YYYY-MM-DDTHH:mm:ss',
        "should include 'T' in the format"
    );
    assert.equal(
        moment('2011-10-08T18:20:13.321')._f,
        'YYYY-MM-DDTHH:mm:ss.SSSS',
        "should include 'T' in the format"
    );

    assert.equal(
        moment('2011-10-08 18')._f,
        'YYYY-MM-DD HH',
        "should not include 'T' in the format"
    );
    assert.equal(
        moment('2011-10-08 18:20')._f,
        'YYYY-MM-DD HH:mm',
        "should not include 'T' in the format"
    );
    assert.equal(
        moment('2011-10-08 18:20:13')._f,
        'YYYY-MM-DD HH:mm:ss',
        "should not include 'T' in the format"
    );
    assert.equal(
        moment('2011-10-08 18:20:13.321')._f,
        'YYYY-MM-DD HH:mm:ss.SSSS',
        "should not include 'T' in the format"
    );
});

test('parsing iso Z timezone', function (assert) {
    var i,
        formats = [
            ['2011-10-08T18:04Z', '2011-10-08T18:04:00.000+00:00'],
            ['2011-10-08T18:04:20Z', '2011-10-08T18:04:20.000+00:00'],
            ['2011-10-08T18:04:20.111Z', '2011-10-08T18:04:20.111+00:00'],
        ];
    for (i = 0; i < formats.length; i++) {
        assert.equal(
            moment.utc(formats[i][0]).format('YYYY-MM-DDTHH:mm:ss.SSSZ'),
            formats[i][1],
            'moment should be able to parse ISO ' + formats[i][0]
        );
    }
});

test('parsing iso Z timezone into local', function (assert) {
    var m = moment('2011-10-08T18:04:20.111Z');

    assert.equal(
        m.utc().format('YYYY-MM-DDTHH:mm:ss.SSS'),
        '2011-10-08T18:04:20.111',
        'moment should be able to parse ISO 2011-10-08T18:04:20.111Z'
    );
});

test('parsing iso with more subsecond precision digits', function (assert) {
    assert.equal(
        moment.utc('2013-07-31T22:00:00.0000000Z').format(),
        '2013-07-31T22:00:00Z',
        'more than 3 subsecond digits'
    );
});

test('null or empty', function (assert) {
    assert.equal(moment('').isValid(), false, "moment('') is not valid");
    assert.equal(moment(null).isValid(), false, 'moment(null) is not valid');
    assert.equal(
        moment(null, 'YYYY-MM-DD').isValid(),
        false,
        "moment('', 'format') is not valid"
    );
    assert.equal(
        moment('', 'YYYY-MM-DD').isValid(),
        false,
        "moment('', 'format') is not valid"
    );
    assert.equal(
        moment.utc('').isValid(),
        false,
        "moment.utc('') is not valid"
    );
    assert.equal(
        moment.utc(null).isValid(),
        false,
        'moment.utc(null) is not valid'
    );
    assert.equal(
        moment.utc(null, 'YYYY-MM-DD').isValid(),
        false,
        'moment.utc(null) is not valid'
    );
    assert.equal(
        moment.utc('', 'YYYY-MM-DD').isValid(),
        false,
        "moment.utc('', 'YYYY-MM-DD') is not valid"
    );
});

test('first century', function (assert) {
    assert.equal(
        moment([0, 0, 1]).format('YYYY-MM-DD'),
        '0000-01-01',
        'Year AD 0'
    );
    assert.equal(
        moment([99, 0, 1]).format('YYYY-MM-DD'),
        '0099-01-01',
        'Year AD 99'
    );
    assert.equal(
        moment([999, 0, 1]).format('YYYY-MM-DD'),
        '0999-01-01',
        'Year AD 999'
    );
    assert.equal(
        moment('0 1 1', 'YYYY MM DD').format('YYYY-MM-DD'),
        '0000-01-01',
        'Year AD 0'
    );
    assert.equal(
        moment('999 1 1', 'YYYY MM DD').format('YYYY-MM-DD'),
        '0999-01-01',
        'Year AD 999'
    );
    assert.equal(
        moment('0 1 1', 'YYYYY MM DD').format('YYYYY-MM-DD'),
        '00000-01-01',
        'Year AD 0'
    );
    assert.equal(
        moment('99 1 1', 'YYYYY MM DD').format('YYYYY-MM-DD'),
        '00099-01-01',
        'Year AD 99'
    );
    assert.equal(
        moment('999 1 1', 'YYYYY MM DD').format('YYYYY-MM-DD'),
        '00999-01-01',
        'Year AD 999'
    );
});

test('six digit years', function (assert) {
    assert.equal(
        moment([-270000, 0, 1]).format('YYYYY-MM-DD'),
        '-270000-01-01',
        'format BC 270,001'
    );
    assert.equal(
        moment([270000, 0, 1]).format('YYYYY-MM-DD'),
        '270000-01-01',
        'format AD 270,000'
    );
    assert.equal(
        moment('-270000-01-01', 'YYYYY-MM-DD').toDate().getFullYear(),
        -270000,
        'parse BC 270,001'
    );
    assert.equal(
        moment('270000-01-01', 'YYYYY-MM-DD').toDate().getFullYear(),
        270000,
        'parse AD 270,000'
    );
    assert.equal(
        moment('+270000-01-01', 'YYYYY-MM-DD').toDate().getFullYear(),
        270000,
        'parse AD +270,000'
    );
    assert.equal(
        moment.utc('-270000-01-01', 'YYYYY-MM-DD').toDate().getUTCFullYear(),
        -270000,
        'parse utc BC 270,001'
    );
    assert.equal(
        moment.utc('270000-01-01', 'YYYYY-MM-DD').toDate().getUTCFullYear(),
        270000,
        'parse utc AD 270,000'
    );
    assert.equal(
        moment.utc('+270000-01-01', 'YYYYY-MM-DD').toDate().getUTCFullYear(),
        270000,
        'parse utc AD +270,000'
    );
});

test('negative four digit years', function (assert) {
    assert.equal(
        moment('-1000-01-01', 'YYYYY-MM-DD').toDate().getFullYear(),
        -1000,
        'parse BC 1,001'
    );
    assert.equal(
        moment.utc('-1000-01-01', 'YYYYY-MM-DD').toDate().getUTCFullYear(),
        -1000,
        'parse utc BC 1,001'
    );
});

test('strict parsing', function (assert) {
    assert.equal(
        moment('2014-', 'YYYY-Q', true).isValid(),
        false,
        'fail missing quarter'
    );

    assert.equal(
        moment('2012-05', 'YYYY-MM', true).format('YYYY-MM'),
        '2012-05',
        'parse correct string'
    );
    assert.equal(
        moment(' 2012-05', 'YYYY-MM', true).isValid(),
        false,
        'fail on extra whitespace'
    );
    assert.equal(
        moment('foo 2012-05', '[foo] YYYY-MM', true).format('YYYY-MM'),
        '2012-05',
        'handle fixed text'
    );
    assert.equal(
        moment('2012 05', 'YYYY-MM', true).isValid(),
        false,
        'fail on different separator'
    );
    assert.equal(
        moment('2012 05', 'YYYY MM DD', true).isValid(),
        false,
        'fail on too many tokens'
    );

    assert.equal(
        moment('05 30 2010', ['DD MM YYYY', 'MM DD YYYY'], true).format(
            'MM DD YYYY'
        ),
        '05 30 2010',
        'array with bad date'
    );
    assert.equal(
        moment('05 30 2010', ['', 'MM DD YYYY'], true).format('MM DD YYYY'),
        '05 30 2010',
        'array with invalid format'
    );
    assert.equal(
        moment('05 30 2010', [' DD MM YYYY', 'MM DD YYYY'], true).format(
            'MM DD YYYY'
        ),
        '05 30 2010',
        'array with non-matching format'
    );

    assert.equal(
        moment('2010.*...', 'YYYY.*', true).isValid(),
        false,
        'invalid format with regex chars'
    );
    assert.equal(
        moment('2010.*', 'YYYY.*', true).year(),
        2010,
        'valid format with regex chars'
    );
    assert.equal(
        moment('.*2010.*', '.*YYYY.*', true).year(),
        2010,
        'valid format with regex chars on both sides'
    );

    //strict tokens
    assert.equal(
        moment('-5-05-25', 'YYYY-MM-DD', true).isValid(),
        false,
        'invalid negative year'
    );
    assert.equal(
        moment('2-05-25', 'YYYY-MM-DD', true).isValid(),
        false,
        'invalid one-digit year'
    );
    assert.equal(
        moment('20-05-25', 'YYYY-MM-DD', true).isValid(),
        false,
        'invalid two-digit year'
    );
    assert.equal(
        moment('201-05-25', 'YYYY-MM-DD', true).isValid(),
        false,
        'invalid three-digit year'
    );
    assert.equal(
        moment('2010-05-25', 'YYYY-MM-DD', true).isValid(),
        true,
        'valid four-digit year'
    );
    assert.equal(
        moment('22010-05-25', 'YYYY-MM-DD', true).isValid(),
        false,
        'invalid five-digit year'
    );

    assert.equal(
        moment('12-05-25', 'YY-MM-DD', true).isValid(),
        true,
        'valid two-digit year'
    );
    assert.equal(
        moment('2012-05-25', 'YY-MM-DD', true).isValid(),
        false,
        'invalid four-digit year'
    );

    assert.equal(
        moment('-5-05-25', 'Y-MM-DD', true).isValid(),
        true,
        'valid negative year'
    );
    assert.equal(
        moment('2-05-25', 'Y-MM-DD', true).isValid(),
        true,
        'valid one-digit year'
    );
    assert.equal(
        moment('20-05-25', 'Y-MM-DD', true).isValid(),
        true,
        'valid two-digit year'
    );
    assert.equal(
        moment('201-05-25', 'Y-MM-DD', true).isValid(),
        true,
        'valid three-digit year'
    );

    assert.equal(
        moment('2012-5-25', 'YYYY-M-DD', true).isValid(),
        true,
        'valid one-digit month'
    );
    assert.equal(
        moment('2012-5-25', 'YYYY-MM-DD', true).isValid(),
        false,
        'invalid one-digit month'
    );
    assert.equal(
        moment('2012-05-25', 'YYYY-M-DD', true).isValid(),
        true,
        'valid one-digit month'
    );
    assert.equal(
        moment('2012-05-25', 'YYYY-MM-DD', true).isValid(),
        true,
        'valid one-digit month'
    );

    assert.equal(
        moment('2012-05-2', 'YYYY-MM-D', true).isValid(),
        true,
        'valid one-digit day'
    );
    assert.equal(
        moment('2012-05-2', 'YYYY-MM-DD', true).isValid(),
        false,
        'invalid one-digit day'
    );
    assert.equal(
        moment('2012-05-02', 'YYYY-MM-D', true).isValid(),
        true,
        'valid two-digit day'
    );
    assert.equal(
        moment('2012-05-02', 'YYYY-MM-DD', true).isValid(),
        true,
        'valid two-digit day'
    );

    assert.equal(
        moment('+002012-05-25', 'YYYYY-MM-DD', true).isValid(),
        true,
        'valid six-digit year'
    );
    assert.equal(
        moment('+2012-05-25', 'YYYYY-MM-DD', true).isValid(),
        false,
        'invalid four-digit year'
    );

    //thse are kinda pointless, but they should work as expected
    assert.equal(
        moment('1', 'S', true).isValid(),
        true,
        'valid one-digit milisecond'
    );
    assert.equal(
        moment('12', 'S', true).isValid(),
        false,
        'invalid two-digit milisecond'
    );
    assert.equal(
        moment('123', 'S', true).isValid(),
        false,
        'invalid three-digit milisecond'
    );

    assert.equal(
        moment('1', 'SS', true).isValid(),
        false,
        'invalid one-digit milisecond'
    );
    assert.equal(
        moment('12', 'SS', true).isValid(),
        true,
        'valid two-digit milisecond'
    );
    assert.equal(
        moment('123', 'SS', true).isValid(),
        false,
        'invalid three-digit milisecond'
    );

    assert.equal(
        moment('1', 'SSS', true).isValid(),
        false,
        'invalid one-digit milisecond'
    );
    assert.equal(
        moment('12', 'SSS', true).isValid(),
        false,
        'invalid two-digit milisecond'
    );
    assert.equal(
        moment('123', 'SSS', true).isValid(),
        true,
        'valid three-digit milisecond'
    );

    // strict parsing respects month length
    assert.ok(
        moment('1 January 2000', 'D MMMM YYYY', true).isValid(),
        'capital long-month + MMMM'
    );
    assert.ok(
        !moment('1 January 2000', 'D MMM YYYY', true).isValid(),
        'capital long-month + MMM'
    );
    assert.ok(
        !moment('1 Jan 2000', 'D MMMM YYYY', true).isValid(),
        'capital short-month + MMMM'
    );
    assert.ok(
        moment('1 Jan 2000', 'D MMM YYYY', true).isValid(),
        'capital short-month + MMM'
    );
    assert.ok(
        moment('1 january 2000', 'D MMMM YYYY', true).isValid(),
        'lower long-month + MMMM'
    );
    assert.ok(
        !moment('1 january 2000', 'D MMM YYYY', true).isValid(),
        'lower long-month + MMM'
    );
    assert.ok(
        !moment('1 jan 2000', 'D MMMM YYYY', true).isValid(),
        'lower short-month + MMMM'
    );
    assert.ok(
        moment('1 jan 2000', 'D MMM YYYY', true).isValid(),
        'lower short-month + MMM'
    );
});

test('parsing into a locale', function (assert) {
    moment.defineLocale('parselocale', {
        months: 'one_two_three_four_five_six_seven_eight_nine_ten_eleven_twelve'.split(
            '_'
        ),
        monthsShort:
            'one_two_three_four_five_six_seven_eight_nine_ten_eleven_twelve'.split(
                '_'
            ),
    });

    moment.locale('en');

    assert.equal(
        moment('2012 seven', 'YYYY MMM', 'parselocale').month(),
        6,
        'should be able to parse in a specific locale'
    );

    moment.locale('parselocale');

    assert.equal(
        moment('2012 july', 'YYYY MMM', 'en').month(),
        6,
        'should be able to parse in a specific locale'
    );

    moment.defineLocale('parselocale', null);
});

function getVerifier(test) {
    return function (input, format, expected, description, asymetrical) {
        var m = moment(input, format);
        test.equal(m.format('YYYY MM DD'), expected, 'compare: ' + description);

        //test round trip
        if (!asymetrical) {
            test.equal(m.format(format), input, 'round trip: ' + description);
        }
    };
}

test('parsing week and weekday information', function (assert) {
    var ver = getVerifier(assert),
        currentWeekOfYear = moment().weeks(),
        expectedDate2012 = moment([2012, 0, 1])
            .day(0)
            .add(currentWeekOfYear - 1, 'weeks')
            .format('YYYY MM DD'),
        expectedDate1999 = moment([1999, 0, 1])
            .day(0)
            .add(currentWeekOfYear - 1, 'weeks')
            .format('YYYY MM DD');

    // year
    ver('12', 'gg', expectedDate2012, 'week-year two digits');
    ver('2012', 'gggg', expectedDate2012, 'week-year four digits');
    ver('99', 'gg', expectedDate1999, 'week-year two digits previous year');
    ver(
        '1999',
        'gggg',
        expectedDate1999,
        'week-year four digits previous year'
    );

    ver('99', 'GG', '1999 01 04', 'iso week-year two digits');
    ver('1999', 'GGGG', '1999 01 04', 'iso week-year four digits');

    ver('13', 'GG', '2012 12 31', 'iso week-year two digits previous year');
    ver(
        '2013',
        'GGGG',
        '2012 12 31',
        'iso week-year four digits previous year'
    );

    // year + week
    ver('1999 37', 'gggg w', '1999 09 05', 'week');
    ver('1999 37', 'gggg ww', '1999 09 05', 'week double');
    ver('1999 37', 'GGGG W', '1999 09 13', 'iso week');
    ver('1999 37', 'GGGG WW', '1999 09 13', 'iso week double');

    ver('1999 37 4', 'GGGG WW E', '1999 09 16', 'iso day');
    ver('1999 37 04', 'GGGG WW E', '1999 09 16', 'iso day wide', true);

    ver('1999 37 4', 'gggg ww e', '1999 09 09', 'day');
    ver('1999 37 04', 'gggg ww e', '1999 09 09', 'day wide', true);

    // year + week + day
    ver('1999 37 4', 'gggg ww d', '1999 09 09', 'd');
    ver('1999 37 Th', 'gggg ww dd', '1999 09 09', 'dd');
    ver('1999 37 Thu', 'gggg ww ddd', '1999 09 09', 'ddd');
    ver('1999 37 Thursday', 'gggg ww dddd', '1999 09 09', 'dddd');

    // lower-order only
    assert.equal(moment('22', 'ww').week(), 22, 'week sets the week by itself');
    assert.equal(
        moment('22', 'ww').weekYear(),
        moment().weekYear(),
        'week keeps this year'
    );
    assert.equal(
        moment('2012 22', 'YYYY ww').weekYear(),
        2012,
        'week keeps parsed year'
    );

    assert.equal(
        moment('22', 'WW').isoWeek(),
        22,
        'iso week sets the week by itself'
    );
    assert.equal(
        moment('2012 22', 'YYYY WW').weekYear(),
        2012,
        'iso week keeps parsed year'
    );
    assert.equal(
        moment('22', 'WW').isoWeekYear(),
        moment().isoWeekYear(),
        'iso week keeps this year'
    );

    // order
    ver('6 2013 2', 'e gggg w', '2013 01 12', "order doesn't matter");
    ver('6 2013 2', 'E GGGG W', '2013 01 12', "iso order doesn't matter");

    //can parse other stuff too
    assert.equal(
        moment('1999-W37-4 3:30', 'GGGG-[W]WW-E HH:mm').format(
            'YYYY MM DD HH:mm'
        ),
        '1999 09 16 03:30',
        'parsing weeks and hours'
    );

    // In safari, all years before 1300 are shifted back with one day.
    // http://stackoverflow.com/questions/20768975/safari-subtracts-1-day-from-dates-before-1300
    if (new Date('1300-01-01').getUTCFullYear() === 1300) {
        // Years less than 100
        ver('0098-06', 'GGGG-WW', '0098 02 03', 'small years work', true);
    }
});

test('parsing localized weekdays', function (assert) {
    var ver = getVerifier(assert);
    try {
        moment.locale('dow:1,doy:4', {
            weekdays:
                'dimanche_lundi_mardi_mercredi_jeudi_vendredi_samedi'.split(
                    '_'
                ),
            weekdaysShort: 'dim._lun._mar._mer._jeu._ven._sam.'.split('_'),
            weekdaysMin: 'Di_Lu_Ma_Me_Je_Ve_Sa'.split('_'),
            week: { dow: 1, doy: 4 },
        });
        ver('1999 37 4', 'GGGG WW E', '1999 09 16', 'iso ignores locale');
        ver('1999 37 7', 'GGGG WW E', '1999 09 19', 'iso ignores locale');

        ver(
            '1999 37 0',
            'gggg ww e',
            '1999 09 13',
            'localized e uses local doy and dow: 0 = monday'
        );
        ver(
            '1999 37 4',
            'gggg ww e',
            '1999 09 17',
            'localized e uses local doy and dow: 4 = friday'
        );

        ver(
            '1999 37 1',
            'gggg ww d',
            '1999 09 13',
            'localized d uses 0-indexed days: 1 = monday'
        );
        ver(
            '1999 37 Lu',
            'gggg ww dd',
            '1999 09 13',
            'localized d uses 0-indexed days: Mo'
        );
        ver(
            '1999 37 lun.',
            'gggg ww ddd',
            '1999 09 13',
            'localized d uses 0-indexed days: Mon'
        );
        ver(
            '1999 37 lundi',
            'gggg ww dddd',
            '1999 09 13',
            'localized d uses 0-indexed days: Monday'
        );
        ver(
            '1999 37 4',
            'gggg ww d',
            '1999 09 16',
            'localized d uses 0-indexed days: 4'
        );

        //sunday goes at the end of the week
        ver(
            '1999 37 0',
            'gggg ww d',
            '1999 09 19',
            'localized d uses 0-indexed days: 0 = sund'
        );
        ver(
            '1999 37 Di',
            'gggg ww dd',
            '1999 09 19',
            'localized d uses 0-indexed days: 0 = sund'
        );
    } finally {
        moment.defineLocale('dow:1,doy:4', null);
        moment.locale('en');
    }
});

test('parsing with customized two-digit year', function (assert) {
    var original = moment.parseTwoDigitYear;
    try {
        assert.equal(moment('68', 'YY').year(), 2068);
        assert.equal(moment('69', 'YY').year(), 1969);
        moment.parseTwoDigitYear = function (input) {
            return +input + (+input > 30 ? 1900 : 2000);
        };
        assert.equal(moment('68', 'YY').year(), 1968);
        assert.equal(moment('67', 'YY').year(), 1967);
        assert.equal(moment('31', 'YY').year(), 1931);
        assert.equal(moment('30', 'YY').year(), 2030);
    } finally {
        moment.parseTwoDigitYear = original;
    }
});

test('array with strings', function (assert) {
    assert.equal(
        moment(['2014', '7', '31']).isValid(),
        true,
        'string array + isValid'
    );
});

test('object with strings', function (assert) {
    assert.equal(
        moment({ year: '2014', month: '7', day: '31' }).isValid(),
        true,
        'string object + isValid'
    );
});

test('utc with array of formats', function (assert) {
    assert.equal(
        moment.utc('2014-01-01', ['YYYY-MM-DD', 'YYYY-MM']).format(),
        '2014-01-01T00:00:00Z',
        'moment.utc works with array of formats'
    );
});

test('parsing invalid string weekdays', function (assert) {
    assert.equal(
        false,
        moment('a', 'dd').isValid(),
        'dd with invalid weekday, non-strict'
    );
    assert.equal(
        false,
        moment('a', 'dd', true).isValid(),
        'dd with invalid weekday, strict'
    );
    assert.equal(
        false,
        moment('a', 'ddd').isValid(),
        'ddd with invalid weekday, non-strict'
    );
    assert.equal(
        false,
        moment('a', 'ddd', true).isValid(),
        'ddd with invalid weekday, strict'
    );
    assert.equal(
        false,
        moment('a', 'dddd').isValid(),
        'dddd with invalid weekday, non-strict'
    );
    assert.equal(
        false,
        moment('a', 'dddd', true).isValid(),
        'dddd with invalid weekday, strict'
    );
});

test('milliseconds', function (assert) {
    assert.equal(moment('1', 'S').millisecond(), 100);
    assert.equal(moment('12', 'SS').millisecond(), 120);
    assert.equal(moment('123', 'SSS').millisecond(), 123);
    assert.equal(moment('1234', 'SSSS').millisecond(), 123);
    assert.equal(moment('12345', 'SSSSS').millisecond(), 123);
    assert.equal(moment('123456', 'SSSSSS').millisecond(), 123);
    assert.equal(moment('1234567', 'SSSSSSS').millisecond(), 123);
    assert.equal(moment('12345678', 'SSSSSSSS').millisecond(), 123);
    assert.equal(moment('123456789', 'SSSSSSSSS').millisecond(), 123);
});

test('hmm', function (assert) {
    assert.equal(
        moment('123', 'hmm', true).format('HH:mm:ss'),
        '01:23:00',
        '123 with hmm'
    );
    assert.equal(
        moment('123a', 'hmmA', true).format('HH:mm:ss'),
        '01:23:00',
        '123a with hmmA'
    );
    assert.equal(
        moment('123p', 'hmmA', true).format('HH:mm:ss'),
        '13:23:00',
        '123p with hmmA'
    );

    assert.equal(
        moment('1234', 'hmm', true).format('HH:mm:ss'),
        '12:34:00',
        '1234 with hmm'
    );
    assert.equal(
        moment('1234a', 'hmmA', true).format('HH:mm:ss'),
        '00:34:00',
        '1234a with hmmA'
    );
    assert.equal(
        moment('1234p', 'hmmA', true).format('HH:mm:ss'),
        '12:34:00',
        '1234p with hmmA'
    );

    assert.equal(
        moment('12345', 'hmmss', true).format('HH:mm:ss'),
        '01:23:45',
        '12345 with hmmss'
    );
    assert.equal(
        moment('12345a', 'hmmssA', true).format('HH:mm:ss'),
        '01:23:45',
        '12345a with hmmssA'
    );
    assert.equal(
        moment('12345p', 'hmmssA', true).format('HH:mm:ss'),
        '13:23:45',
        '12345p with hmmssA'
    );
    assert.equal(
        moment('112345', 'hmmss', true).format('HH:mm:ss'),
        '11:23:45',
        '112345 with hmmss'
    );
    assert.equal(
        moment('112345a', 'hmmssA', true).format('HH:mm:ss'),
        '11:23:45',
        '112345a with hmmssA'
    );
    assert.equal(
        moment('112345p', 'hmmssA', true).format('HH:mm:ss'),
        '23:23:45',
        '112345p with hmmssA'
    );

    assert.equal(
        moment('023', 'Hmm', true).format('HH:mm:ss'),
        '00:23:00',
        '023 with Hmm'
    );
    assert.equal(
        moment('123', 'Hmm', true).format('HH:mm:ss'),
        '01:23:00',
        '123 with Hmm'
    );
    assert.equal(
        moment('1234', 'Hmm', true).format('HH:mm:ss'),
        '12:34:00',
        '1234 with Hmm'
    );
    assert.equal(
        moment('1534', 'Hmm', true).format('HH:mm:ss'),
        '15:34:00',
        '1234 with Hmm'
    );
    assert.equal(
        moment('12345', 'Hmmss', true).format('HH:mm:ss'),
        '01:23:45',
        '12345 with Hmmss'
    );
    assert.equal(
        moment('112345', 'Hmmss', true).format('HH:mm:ss'),
        '11:23:45',
        '112345 with Hmmss'
    );
    assert.equal(
        moment('172345', 'Hmmss', true).format('HH:mm:ss'),
        '17:23:45',
        '112345 with Hmmss'
    );
});

test('Y token', function (assert) {
    assert.equal(moment('1-1-2010', 'M-D-Y', true).year(), 2010, 'parsing Y');
});

test('parsing flags retain parsed date parts', function (assert) {
    var a = moment('10 p', 'hh:mm a'),
        b;
    assert.equal(
        a.parsingFlags().parsedDateParts[3],
        10,
        'parsed 10 as the hour'
    );
    assert.equal(
        a.parsingFlags().parsedDateParts[0],
        undefined,
        'year was not parsed'
    );
    assert.equal(a.parsingFlags().meridiem, 'p', 'meridiem flag was added');
    b = moment('10:30', ['MMDDYY', 'HH:mm']);
    assert.equal(
        b.parsingFlags().parsedDateParts[3],
        10,
        'multiple format parshing matched hour'
    );
    assert.equal(
        b.parsingFlags().parsedDateParts[0],
        undefined,
        'array is properly copied, no residual data from first token parse'
    );
});

test('parsing only meridiem results in invalid date', function (assert) {
    assert.ok(
        !moment('alkj', 'hh:mm a').isValid(),
        'because an a token is used, a meridiem will be parsed but nothing else was so invalid'
    );
    assert.ok(
        moment('02:30 p more extra stuff', 'hh:mm a').isValid(),
        'because other tokens were parsed, date is valid'
    );
    assert.ok(
        moment('1/1/2016 extra data', ['a', 'M/D/YYYY']).isValid(),
        'took second format, does not pick up on meridiem parsed from first format (good copy)'
    );
});

test('invalid dates return invalid for methods that access the _d prop', function (assert) {
    var momentAsDate = moment(['2015', '12', '1']).toDate();
    assert.ok(momentAsDate instanceof Date, 'toDate returns a Date object');
    assert.ok(
        isNaN(momentAsDate.getTime()),
        'toDate returns an invalid Date invalid'
    );
});

test('k, kk', function (assert) {
    var i, kVal, kkVal;
    for (i = -1; i <= 24; i++) {
        kVal = i + ':15:59';
        kkVal = (i < 10 ? '0' : '') + i + ':15:59';
        if (i !== 24) {
            assert.ok(
                moment(kVal, 'k:mm:ss').isSame(moment(kVal, 'H:mm:ss')),
                kVal + ' k parsing'
            );
            assert.ok(
                moment(kkVal, 'kk:mm:ss').isSame(moment(kkVal, 'HH:mm:ss')),
                kkVal + ' kk parsing'
            );
        } else {
            assert.equal(
                moment(kVal, 'k:mm:ss').format('k:mm:ss'),
                kVal,
                kVal + ' k parsing'
            );
            assert.equal(
                moment(kkVal, 'kk:mm:ss').format('kk:mm:ss'),
                kkVal,
                kkVal + ' skk parsing'
            );
        }
    }
});
Creat By MiNi SheLL
Email: jattceo@gmail.com