67 lines
2.6 KiB
JavaScript
67 lines
2.6 KiB
JavaScript
import { expect } from '@open-wc/testing';
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import { parseDate, getLocalizeManager } from '@lion/ui/localize-no-side-effects.js';
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import { localizeTearDown } from '@lion/ui/localize-test-helpers.js';
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/**
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*
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* @param {Date | undefined} value
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* @param {Date} date
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*/
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function equalsDate(value, date) {
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return (
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Object.prototype.toString.call(value) === '[object Date]' && // is Date Object
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value &&
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value.getDate() === date.getDate() && // day
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value.getMonth() === date.getMonth() && // month
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value.getFullYear() === date.getFullYear() // year
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);
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}
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describe('parseDate()', () => {
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const localizeManager = getLocalizeManager();
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beforeEach(() => {
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localizeTearDown();
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});
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it('adds leading zeros', () => {
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expect(equalsDate(parseDate('1-1-1979'), new Date('1979/01/01'))).to.equal(true);
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expect(equalsDate(parseDate('1-11-1979'), new Date('1979/11/01'))).to.equal(true);
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});
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it('creates a date object', () => {
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expect(parseDate('10/10/2000') instanceof Date).to.equal(true);
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});
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it('returns a date object', () => {
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expect(equalsDate(parseDate('1-1-1979'), new Date('1979/01/01'))).to.equal(true);
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expect(equalsDate(parseDate('31.12.1970'), new Date('1970/12/31'))).to.equal(true);
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});
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it('handles all kind of delimiters', () => {
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expect(equalsDate(parseDate('12-12-1976'), new Date('1976/12/12'))).to.equal(true);
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expect(equalsDate(parseDate('13 12 1976'), new Date('1976/12/13'))).to.equal(true);
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expect(equalsDate(parseDate('14.12.1976'), new Date('1976/12/14'))).to.equal(true);
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expect(equalsDate(parseDate('14. 12. 1976.'), new Date('1976/12/14'))).to.equal(true);
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expect(equalsDate(parseDate('14.12.1976 r.'), new Date('1976/12/14'))).to.equal(true);
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});
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it('handles different locales', () => {
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localizeManager.locale = 'en-GB';
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expect(equalsDate(parseDate('31-12-1976'), new Date('1976/12/31'))).to.equal(true);
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localizeManager.locale = 'en-US';
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expect(equalsDate(parseDate('12-31-1976'), new Date('1976/12/31'))).to.equal(true);
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});
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it('return undefined when no valid date provided', () => {
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expect(parseDate('12.12.1976.,')).to.equal(undefined); // wrong delimiter
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expect(parseDate('foo')).to.equal(undefined); // no date
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localizeManager.locale = 'en-GB';
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expect(parseDate('31.02.2020')).to.equal(undefined); // non existing date
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expect(parseDate('12.31.2020')).to.equal(undefined); // day & month switched places
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localizeManager.locale = 'en-US';
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expect(parseDate('02.31.2020')).to.equal(undefined); // non existing date
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expect(parseDate('31.12.2020')).to.equal(undefined); // day & month switched places
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});
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});
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