e55107ee82
- Remove moment and Snap dependencies - Use Rollup as build tool - Use Prettier for linting/styling - Use Jest for testing - Use yarn
76 lines
2.2 KiB
JavaScript
76 lines
2.2 KiB
JavaScript
import date_utils from '../src/date_utils';
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test('Parse: parses string date', () => {
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const date = date_utils.parse('2017-09-09');
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expect(date.getDate()).toBe(9);
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expect(date.getMonth()).toBe(8);
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expect(date.getFullYear()).toBe(2017);
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});
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test('Parse: parses string datetime', () => {
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const date = date_utils.parse('2017-08-27 16:08:34');
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expect(date.getFullYear()).toBe(2017);
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expect(date.getMonth()).toBe(7);
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expect(date.getDate()).toBe(27);
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expect(date.getHours()).toBe(16);
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expect(date.getMinutes()).toBe(8);
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expect(date.getSeconds()).toBe(34);
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});
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test('Format: converts date object to string', () => {
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const date = new Date('2017-09-18');
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expect(date_utils.to_string(date)).toBe('2017-09-18');
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});
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test('Parse: returns Date Object as is', () => {
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const d = new Date();
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const date = date_utils.parse(d);
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expect(d).toBe(date);
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});
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test('Diff: returns diff between 2 date objects', () => {
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const a = date_utils.parse('2017-09-08');
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const b = date_utils.parse('2017-06-07');
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expect(date_utils.diff(a, b, 'day')).toBe(93);
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expect(date_utils.diff(a, b, 'month')).toBe(3);
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expect(date_utils.diff(a, b, 'year')).toBe(0);
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});
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test('StartOf', () => {
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const date = date_utils.parse('2017-08-12 15:07:34');
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const start_of_minute = date_utils.start_of(date, 'minute');
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expect(date_utils.to_string(start_of_minute, true)).toBe(
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'2017-08-12 15:07:00'
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);
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const start_of_hour = date_utils.start_of(date, 'hour');
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expect(date_utils.to_string(start_of_hour, true)).toBe(
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'2017-08-12 15:00:00'
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);
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const start_of_day = date_utils.start_of(date, 'day');
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expect(date_utils.to_string(start_of_day, true)).toBe(
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'2017-08-12 00:00:00'
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);
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const start_of_month = date_utils.start_of(date, 'month');
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expect(date_utils.to_string(start_of_month, true)).toBe(
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'2017-08-01 00:00:00'
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);
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const start_of_year = date_utils.start_of(date, 'year');
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expect(date_utils.to_string(start_of_year, true)).toBe(
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'2017-01-01 00:00:00'
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);
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});
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test('format', () => {
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const date = date_utils.parse('2017-08-12 15:07:23');
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expect(date_utils.format(date, 'YYYY-MM-DD')).toBe('2017-08-12');
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});
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