Files
claude-code/src/utils/__tests__/formatBriefTimestamp.test.ts
2026-05-01 21:39:30 +08:00

87 lines
2.9 KiB
TypeScript

import { describe, expect, test, beforeAll, afterAll } from 'bun:test'
import { formatBriefTimestamp } from '../formatBriefTimestamp'
let savedLcAll: string | undefined
beforeAll(() => {
savedLcAll = process.env.LC_ALL
process.env.LC_ALL = 'en_US.UTF-8'
})
afterAll(() => {
if (savedLcAll === undefined) delete process.env.LC_ALL
else process.env.LC_ALL = savedLcAll
})
describe('formatBriefTimestamp', () => {
// Fixed "now" for deterministic tests: 2026-04-02T14:00:00Z (Thursday)
const now = new Date('2026-04-02T14:00:00Z')
test('same day timestamp returns time only (contains colon)', () => {
const result = formatBriefTimestamp('2026-04-02T10:30:00Z', now)
expect(result).toContain(':')
// Should NOT contain a weekday name since it's the same day
expect(result).not.toMatch(
/Monday|Tuesday|Wednesday|Thursday|Friday|Saturday|Sunday/,
)
})
test('yesterday returns weekday and time', () => {
// 2026-04-01 is Wednesday
const result = formatBriefTimestamp('2026-04-01T16:15:00Z', now)
expect(result).toContain('Wednesday')
expect(result).toContain(':')
})
test('3 days ago returns weekday and time', () => {
// 2026-03-30 is Monday
const result = formatBriefTimestamp('2026-03-30T09:00:00Z', now)
expect(result).toContain('Monday')
expect(result).toContain(':')
})
test('6 days ago returns weekday and time (still within 6-day window)', () => {
// 2026-03-27 is Friday
const result = formatBriefTimestamp('2026-03-27T12:00:00Z', now)
expect(result).toContain('Friday')
expect(result).toContain(':')
})
test('7+ days ago returns weekday, month, day, and time', () => {
// 2026-03-20 is Friday, 13 days ago
const result = formatBriefTimestamp('2026-03-20T14:30:00Z', now)
expect(result).toContain('Friday')
expect(result).toContain(':')
// Should contain month abbreviation (Mar)
expect(result).toMatch(/Mar/)
})
test('much older date returns full format with month', () => {
const result = formatBriefTimestamp('2025-12-25T08:00:00Z', now)
expect(result).toContain(':')
expect(result).toMatch(/Dec/)
})
test('invalid ISO string returns empty string', () => {
expect(formatBriefTimestamp('not-a-date', now)).toBe('')
})
test('empty string returns empty string', () => {
expect(formatBriefTimestamp('', now)).toBe('')
})
test('same day early morning returns time format', () => {
const result = formatBriefTimestamp('2026-04-02T01:05:00Z', now)
expect(result).toContain(':')
// Should be time-only format
expect(result.length).toBeLessThan(20)
})
test('uses current time as default when now is not provided', () => {
// Just verify it returns a non-empty string for a recent timestamp
const recent = new Date()
recent.setMinutes(recent.getMinutes() - 5)
const result = formatBriefTimestamp(recent.toISOString())
expect(result).not.toBe('')
expect(result).toContain(':')
})
})