31 lines
1.1 KiB
JavaScript
31 lines
1.1 KiB
JavaScript
import formatDateRelative from './format-date-relative'
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describe('@utils/format-date-relative', () => {
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it('correctly compares dates years apart', () => {
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const fromDate = new Date(2002, 5, 1)
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const toDate = new Date(2017, 4, 10)
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const timeAgoInWords = formatDateRelative(fromDate, toDate)
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expect(timeAgoInWords).toEqual('almost 15 years')
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})
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it('correctly compares dates months apart', () => {
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const fromDate = new Date(2017, 8, 1)
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const toDate = new Date(2017, 11, 10)
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const timeAgoInWords = formatDateRelative(fromDate, toDate)
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expect(timeAgoInWords).toEqual('3 months')
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})
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it('correctly compares dates days apart', () => {
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const fromDate = new Date(2017, 11, 1)
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const toDate = new Date(2017, 11, 10)
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const timeAgoInWords = formatDateRelative(fromDate, toDate)
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expect(timeAgoInWords).toEqual('9 days')
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})
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it('compares to now when passed only one date', () => {
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const fromDate = new Date(2010, 11, 1)
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const timeAgoInWords = formatDateRelative(fromDate)
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expect(timeAgoInWords).toContain('years ago')
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})
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})
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