89 lines
2.4 KiB
JavaScript
89 lines
2.4 KiB
JavaScript
/* global describe expect it */
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import moment from 'moment-timezone';
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import { dayCount } from './date-utils';
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const PST = 'America/Los_Angeles';
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describe('date utils', () => {
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describe('dayCount', () => {
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it('should return 1 day given epochs of the same day', () => {
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expect(
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dayCount([
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moment.utc('8/3/2015 3:00', 'M/D/YYYY H:mm').valueOf(),
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moment.utc('8/3/2015 2:00', 'M/D/YYYY H:mm').valueOf()
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])
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).toEqual(1);
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});
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it('should return 1 day given same epochs', () => {
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expect(
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dayCount([
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moment.utc('8/3/2015 2:00', 'M/D/YYYY H:mm').valueOf(),
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moment.utc('8/3/2015 2:00', 'M/D/YYYY H:mm').valueOf()
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])
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).toEqual(1);
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});
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it('should return 2 days when there is a 24 hours difference', () => {
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expect(
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dayCount([
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moment.utc('8/4/2015 2:00', 'M/D/YYYY H:mm').valueOf(),
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moment.utc('8/3/2015 2:00', 'M/D/YYYY H:mm').valueOf()
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])
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).toEqual(2);
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});
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it(
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'should return 2 days when the diff is less than 24h but ' +
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'different in UTC',
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() => {
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expect(
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dayCount([
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moment.utc('8/4/2015 1:00', 'M/D/YYYY H:mm').valueOf(),
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moment.utc('8/3/2015 23:00', 'M/D/YYYY H:mm').valueOf()
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])
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).toEqual(2);
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}
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);
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it(
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'should return 1 day when the diff is less than 24h ' +
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'and days are different in UTC, but given PST',
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() => {
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expect(
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dayCount(
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[
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moment.utc('8/4/2015 1:00', 'M/D/YYYY H:mm').valueOf(),
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moment.utc('8/3/2015 23:00', 'M/D/YYYY H:mm').valueOf()
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],
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PST
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)
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).toEqual(1);
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}
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);
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it('should return correct count when there is very big period', () => {
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expect(
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dayCount([
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moment.utc('10/27/2015 1:00', 'M/D/YYYY H:mm').valueOf(),
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moment.utc('5/12/1982 1:00', 'M/D/YYYY H:mm').valueOf()
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])
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).toEqual(12222);
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});
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it(
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'should return 2 days when there is a 24 hours difference ' +
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'between dates given `undefined` timezone',
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() => {
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expect(
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dayCount([
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moment.utc('8/4/2015 2:00', 'M/D/YYYY H:mm').valueOf(),
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moment.utc('8/3/2015 2:00', 'M/D/YYYY H:mm').valueOf()
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])
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).toEqual(2);
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}
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);
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});
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});
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