codeburn/tests/date-range-filter.test.ts
2026-05-05 23:18:48 -07:00

63 lines
2.3 KiB
TypeScript

import { describe, it, expect } from 'vitest'
import { formatDateRangeLabel, parseDateRangeFlags } from '../src/cli-date.js'
describe('parseDateRangeFlags', () => {
it('returns null when neither flag is provided', () => {
expect(parseDateRangeFlags(undefined, undefined)).toBeNull()
})
it('parses a symmetric range in local time', () => {
const range = parseDateRangeFlags('2026-04-07', '2026-04-10')
expect(range).not.toBeNull()
expect(range!.start.getFullYear()).toBe(2026)
expect(range!.start.getMonth()).toBe(3)
expect(range!.start.getDate()).toBe(7)
expect(range!.start.getHours()).toBe(0)
expect(range!.end.getDate()).toBe(10)
expect(range!.end.getHours()).toBe(23)
expect(range!.end.getMinutes()).toBe(59)
expect(range!.end.getSeconds()).toBe(59)
})
it('accepts --from alone (open-ended to today 23:59:59)', () => {
const range = parseDateRangeFlags('2026-04-01', undefined)
expect(range).not.toBeNull()
expect(range!.start.getDate()).toBe(1)
expect(range!.end.getHours()).toBe(23)
})
it('accepts --to alone (start = epoch)', () => {
const range = parseDateRangeFlags(undefined, '2026-04-10')
expect(range).not.toBeNull()
expect(range!.start.getTime()).toBe(new Date(0).getTime())
expect(range!.end.getDate()).toBe(10)
})
it('throws when --from > --to', () => {
expect(() => parseDateRangeFlags('2026-04-10', '2026-04-07'))
.toThrow('--from must not be after --to')
})
it('throws on a non-ISO string', () => {
expect(() => parseDateRangeFlags('April 7', undefined))
.toThrow('Invalid date format')
})
it('throws on wrong digit count', () => {
expect(() => parseDateRangeFlags('26-4-7', undefined))
.toThrow('Invalid date format')
})
it('same day is valid (start midnight, end 23:59:59)', () => {
const range = parseDateRangeFlags('2026-04-10', '2026-04-10')
expect(range).not.toBeNull()
expect(range!.start.getDate()).toBe(10)
expect(range!.end.getDate()).toBe(10)
})
it('formats custom range labels consistently', () => {
expect(formatDateRangeLabel('2026-04-07', '2026-04-10')).toBe('2026-04-07 to 2026-04-10')
expect(formatDateRangeLabel(undefined, '2026-04-10')).toBe('all to 2026-04-10')
expect(formatDateRangeLabel('2026-04-07', undefined)).toBe('2026-04-07 to today')
})
})