Files
familysync/apps/api/tests/broker/reminderScheduler.test.ts
T

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16 KiB
TypeScript

/**
* reminderScheduler tests.
*
* Asserts that the reminder scan:
* - Selects ONLY shared (isShared=true) AND timed (allDay=false) events
* in the catch-up window (now, now+16min] (D-05/D-07)
* - Does NOT dispatch reminders for all-day events (D-07)
* - Does NOT dispatch reminders for non-shared (personal) events (D-05)
* - Does NOT dispatch for an event whose dtstart <= now (already started)
* - Fires EXACTLY ONCE across consecutive ticks while the event sits in the window
* (per-uid exactly-once dedup; cross-tick double-fire prevention)
* - Recovers from a missed/late cron tick: fires at a later scan when event is
* still in (now, now+16min] even if the ideal 15-min tick was skipped
* - WR-01: sentReminders.set(uid) is called AFTER dispatch (at-least-once delivery)
* - CR-01: sentReminders Map is pruned of started events after each scan
* - D-16: empty push_subscriptions -> zero sends / no crash
* - T-05-19: per-subscription error isolation
*
* Run: pnpm --filter @familysync/api exec vitest run tests/broker/reminderScheduler.test.ts
*/
import { describe, it, expect, vi, beforeEach, afterEach } from 'vitest'
// Mock the DB so we can control what events are returned
vi.mock('../../src/db/client.js', () => ({
db: {
select: vi.fn(),
},
}))
// Mock pushDispatcher so no real push occurs
vi.mock('../../src/lib/pushDispatcher.js', () => ({
dispatchPush: vi.fn().mockResolvedValue(undefined),
}))
// ── Helpers ───────────────────────────────────────────────────────────────────
function makeSelectMock(rows: unknown[]) {
return {
from: vi.fn().mockReturnValue({
innerJoin: vi.fn().mockReturnValue({
innerJoin: vi.fn().mockReturnValue({
where: vi.fn().mockResolvedValue(rows),
}),
}),
}),
} as never
}
function makeEventRow(overrides: {
uid?: string
title?: string
dtstartUtc: Date
subId?: number | null
subUserId?: number | null
subEndpoint?: string
subP256dh?: string
subAuth?: string
}) {
return {
uid: overrides.uid ?? 'test-uid-1',
title: overrides.title ?? 'Test Event',
dtstartUtc: overrides.dtstartUtc,
allDay: false,
isShared: true,
subId: overrides.subId ?? 1,
subUserId: overrides.subUserId ?? 1,
subEndpoint: overrides.subEndpoint ?? 'https://push.example.com/1',
subP256dh: overrides.subP256dh ?? 'p256dh-key',
subAuth: overrides.subAuth ?? 'auth-secret',
}
}
// ── Filtering tests (D-05 / D-07) ────────────────────────────────────────────
describe('reminderScheduler — shared+timed event filtering (D-05/D-07)', () => {
beforeEach(() => {
vi.useFakeTimers()
vi.resetModules()
})
afterEach(() => {
vi.useRealTimers()
vi.clearAllMocks()
})
it('does not dispatch reminders for all-day events (D-07)', async () => {
const now = new Date('2026-06-15T10:00:00Z')
vi.setSystemTime(now)
const { db } = await import('../../src/db/client.js')
const { dispatchPush } = await import('../../src/lib/pushDispatcher.js')
const { runReminderCheck } = await import('../../src/broker/reminderScheduler.js')
// allDay=true events are excluded by the SQL WHERE; simulate by returning empty rows
vi.mocked(db.select).mockReturnValue(makeSelectMock([]))
await runReminderCheck()
expect(vi.mocked(dispatchPush)).not.toHaveBeenCalled()
})
it('does not dispatch reminders for non-shared (personal) calendar events (D-05)', async () => {
const now = new Date('2026-06-15T10:00:00Z')
vi.setSystemTime(now)
const { db } = await import('../../src/db/client.js')
const { dispatchPush } = await import('../../src/lib/pushDispatcher.js')
const { runReminderCheck } = await import('../../src/broker/reminderScheduler.js')
// isShared=false events are excluded by the SQL WHERE; simulate by returning empty rows
vi.mocked(db.select).mockReturnValue(makeSelectMock([]))
await runReminderCheck()
expect(vi.mocked(dispatchPush)).not.toHaveBeenCalled()
})
it('does not dispatch for an event whose start has already passed (dtstart <= now)', async () => {
const now = new Date('2026-06-15T10:00:00Z')
vi.setSystemTime(now)
const { db } = await import('../../src/db/client.js')
const { dispatchPush } = await import('../../src/lib/pushDispatcher.js')
const { runReminderCheck } = await import('../../src/broker/reminderScheduler.js')
// gt(dtstartUtc, now) excludes already-started events; simulate by returning empty rows
vi.mocked(db.select).mockReturnValue(makeSelectMock([]))
await runReminderCheck(now)
expect(vi.mocked(dispatchPush)).not.toHaveBeenCalled()
})
})
// ── D-16: empty subscriptions — zero sends / no crash ────────────────────────
describe('reminderScheduler — D-16: empty push_subscriptions', () => {
beforeEach(() => {
vi.useFakeTimers()
vi.resetModules()
})
afterEach(() => {
vi.useRealTimers()
vi.clearAllMocks()
})
it('produces zero sends and does not crash when push_subscriptions is empty (D-16)', async () => {
const now = new Date('2026-06-15T10:00:00Z')
vi.setSystemTime(now)
const { db } = await import('../../src/db/client.js')
const { dispatchPush } = await import('../../src/lib/pushDispatcher.js')
const { runReminderCheck } = await import('../../src/broker/reminderScheduler.js')
// Cross-join with empty push_subscriptions returns no rows
vi.mocked(db.select).mockReturnValue(makeSelectMock([]))
await expect(runReminderCheck(now)).resolves.toBeUndefined()
expect(vi.mocked(dispatchPush)).not.toHaveBeenCalled()
})
})
// ── Catch-up / missed-tick recovery ──────────────────────────────────────────
describe('reminderScheduler — catch-up window and missed-tick recovery', () => {
beforeEach(() => {
vi.useFakeTimers()
vi.resetModules()
})
afterEach(() => {
vi.useRealTimers()
vi.clearAllMocks()
})
it('SINGLE-FIRE: dispatches exactly once across three consecutive ticks while event is in window', async () => {
const { db } = await import('../../src/db/client.js')
const { dispatchPush } = await import('../../src/lib/pushDispatcher.js')
const { runReminderCheck } = await import('../../src/broker/reminderScheduler.js')
const t0 = new Date('2026-06-15T10:00:00Z')
// Event is 15 min out from t0; still in (now, now+16min] at t0+1min (14 min out) and t0+2min (13 min out)
const eventDtstart = new Date('2026-06-15T10:15:00Z')
const sub = { id: 1, userId: 1, endpoint: 'https://push.example.com/1', p256dh: 'k', auth: 'a' }
function rowForNow() {
return makeEventRow({ uid: 'single-fire-uid', dtstartUtc: eventDtstart, ...sub, subId: sub.id, subUserId: sub.userId, subEndpoint: sub.endpoint, subP256dh: sub.p256dh, subAuth: sub.auth })
}
// Tick at t0 (event 15 min out)
vi.setSystemTime(t0)
vi.mocked(db.select).mockReturnValue(makeSelectMock([rowForNow()]))
await runReminderCheck(t0)
// Tick at t0+1min (event 14 min out — still in window, same uid)
const t1 = new Date(t0.getTime() + 60 * 1000)
vi.setSystemTime(t1)
vi.mocked(db.select).mockReturnValue(makeSelectMock([rowForNow()]))
await runReminderCheck(t1)
// Tick at t0+2min (event 13 min out — still in window, same uid)
const t2 = new Date(t0.getTime() + 2 * 60 * 1000)
vi.setSystemTime(t2)
vi.mocked(db.select).mockReturnValue(makeSelectMock([rowForNow()]))
await runReminderCheck(t2)
// Exactly one dispatch total: uid dedup prevents re-fire on ticks 2 and 3
expect(vi.mocked(dispatchPush).mock.calls.length).toBe(1)
})
it('MISSED-TICK-RECOVERY: fires when scan runs 8 min before event after ideal tick was skipped', async () => {
const { db } = await import('../../src/db/client.js')
const { dispatchPush } = await import('../../src/lib/pushDispatcher.js')
const { runReminderCheck } = await import('../../src/broker/reminderScheduler.js')
// Event at 10:15:00Z. The ideal 15-min scan (10:00:00Z) was missed.
// Call at 10:07:00Z — event is 8 min out, still > now and <= now+16min.
const eventDtstart = new Date('2026-06-15T10:15:00Z')
const recoveryNow = new Date('2026-06-15T10:07:00Z')
vi.setSystemTime(recoveryNow)
const sub = { id: 1, userId: 1, endpoint: 'https://push.example.com/missed', p256dh: 'k', auth: 'a' }
const row = makeEventRow({
uid: 'missed-tick-uid',
dtstartUtc: eventDtstart,
subId: sub.id,
subUserId: sub.userId,
subEndpoint: sub.endpoint,
subP256dh: sub.p256dh,
subAuth: sub.auth,
})
vi.mocked(db.select).mockReturnValue(makeSelectMock([row]))
await runReminderCheck(recoveryNow)
// Reminder must fire even though the ideal-mark tick was skipped
expect(vi.mocked(dispatchPush).mock.calls.length).toBeGreaterThanOrEqual(1)
})
it('dispatches to all subscribers for a single event (fan-out)', async () => {
const now = new Date('2026-06-15T10:00:00Z')
vi.setSystemTime(now)
const { db } = await import('../../src/db/client.js')
const { dispatchPush } = await import('../../src/lib/pushDispatcher.js')
const { runReminderCheck } = await import('../../src/broker/reminderScheduler.js')
const dtstartUtc = new Date('2026-06-15T10:15:00Z')
const rows = [
makeEventRow({ uid: 'fanout-uid', dtstartUtc, subId: 1, subUserId: 1, subEndpoint: 'https://push.example.com/1', subP256dh: 'k1', subAuth: 'a1' }),
makeEventRow({ uid: 'fanout-uid', dtstartUtc, subId: 2, subUserId: 2, subEndpoint: 'https://push.example.com/2', subP256dh: 'k2', subAuth: 'a2' }),
]
vi.mocked(db.select).mockReturnValue(makeSelectMock(rows))
await runReminderCheck(now)
// One dispatch per subscriber
expect(vi.mocked(dispatchPush).mock.calls.length).toBe(2)
})
})
// ── WR-01: mark-sent after dispatch ──────────────────────────────────────────
describe('reminderScheduler — WR-01: mark-sent after dispatch', () => {
beforeEach(() => {
vi.useFakeTimers()
vi.resetModules()
})
afterEach(() => {
vi.useRealTimers()
vi.clearAllMocks()
})
it('does not re-dispatch the same uid after a successful dispatch in the same module instance', async () => {
// WR-01: sentReminders.set(uid) is called AFTER the fan-out loop completes.
// After a successful dispatch the uid is recorded; a second run with the same
// module instance must not re-fire for the same uid.
const { db } = await import('../../src/db/client.js')
const { dispatchPush } = await import('../../src/lib/pushDispatcher.js')
const { runReminderCheck } = await import('../../src/broker/reminderScheduler.js')
const now = new Date('2026-06-15T10:00:00Z')
vi.setSystemTime(now)
const sub = { id: 1, userId: 1, endpoint: 'https://push.example.com/1', p256dh: 'k', auth: 'a' }
const eventRow = makeEventRow({
uid: 'wr01-dedup-uid',
title: 'WR-01 dedup event',
dtstartUtc: new Date('2026-06-15T10:15:00Z'),
subId: sub.id,
subUserId: sub.userId,
subEndpoint: sub.endpoint,
subP256dh: sub.p256dh,
subAuth: sub.auth,
})
vi.mocked(dispatchPush).mockResolvedValue(undefined)
// First run — dispatch succeeds; uid is recorded after the loop
vi.mocked(db.select).mockReturnValue(makeSelectMock([eventRow]))
await runReminderCheck(now)
expect(vi.mocked(dispatchPush).mock.calls.length).toBe(1) // dispatched once
// Second run with same now — uid is in sentReminders; should NOT re-dispatch
vi.mocked(db.select).mockReturnValue(makeSelectMock([eventRow]))
await runReminderCheck(now)
expect(vi.mocked(dispatchPush).mock.calls.length).toBe(1) // still 1 — deduped
})
})
// ── CR-01: started-event pruning ─────────────────────────────────────────────
describe('reminderScheduler — CR-01: sentReminders Map pruning', () => {
beforeEach(() => {
vi.useFakeTimers()
vi.resetModules()
})
afterEach(() => {
vi.useRealTimers()
vi.clearAllMocks()
})
it('prunes started-event entries so a different future event with the same uid can fire again', async () => {
const { db } = await import('../../src/db/client.js')
const { dispatchPush } = await import('../../src/lib/pushDispatcher.js')
const { runReminderCheck } = await import('../../src/broker/reminderScheduler.js')
const sub = { id: 1, userId: 1, endpoint: 'https://push.example.com/1', p256dh: 'k', auth: 'a' }
const eventDtstart = new Date('2026-06-15T10:15:00Z')
const uid = 'prune-test-uid'
const eventRow = makeEventRow({
uid,
title: 'Prune test event',
dtstartUtc: eventDtstart,
subId: sub.id,
subUserId: sub.userId,
subEndpoint: sub.endpoint,
subP256dh: sub.p256dh,
subAuth: sub.auth,
})
// Tick at t0 (now=10:00): event 15 min out — fires
const t0 = new Date('2026-06-15T10:00:00Z')
vi.setSystemTime(t0)
vi.mocked(db.select).mockReturnValue(makeSelectMock([eventRow]))
await runReminderCheck(t0)
expect(vi.mocked(dispatchPush).mock.calls.length).toBe(1) // fired
// Same t0 — uid still in Map — must NOT re-fire
vi.mocked(db.select).mockReturnValue(makeSelectMock([eventRow]))
await runReminderCheck(t0)
expect(vi.mocked(dispatchPush).mock.calls.length).toBe(1) // still 1
// Advance past dtstart (now=10:20): event has started; CR-01 prunes the uid entry.
// The SQL WHERE gt(dtstartUtc, now) would return no rows, so simulate empty.
const tPast = new Date('2026-06-15T10:20:00Z')
vi.setSystemTime(tPast)
vi.mocked(db.select).mockReturnValue(makeSelectMock([]))
await runReminderCheck(tPast)
// Pruning fires; dispatch count stays at 1
expect(vi.mocked(dispatchPush).mock.calls.length).toBe(1)
})
})
// ── T-05-19: per-subscription error isolation ────────────────────────────────
describe('reminderScheduler — T-05-19: per-subscription error isolation', () => {
beforeEach(() => {
vi.useFakeTimers()
vi.resetModules()
})
afterEach(() => {
vi.useRealTimers()
vi.clearAllMocks()
})
it('continues dispatching to remaining subscribers when one subscription throws', async () => {
const now = new Date('2026-06-15T10:00:00Z')
vi.setSystemTime(now)
const { db } = await import('../../src/db/client.js')
const { dispatchPush } = await import('../../src/lib/pushDispatcher.js')
const { runReminderCheck } = await import('../../src/broker/reminderScheduler.js')
const dtstartUtc = new Date('2026-06-15T10:15:00Z')
const rows = [
makeEventRow({ uid: 'iso-uid', dtstartUtc, subId: 1, subUserId: 1, subEndpoint: 'https://push.example.com/1', subP256dh: 'k1', subAuth: 'a1' }),
makeEventRow({ uid: 'iso-uid', dtstartUtc, subId: 2, subUserId: 2, subEndpoint: 'https://push.example.com/2', subP256dh: 'k2', subAuth: 'a2' }),
]
vi.mocked(db.select).mockReturnValue(makeSelectMock(rows))
// First subscriber throws; second should still be attempted
vi.mocked(dispatchPush)
.mockRejectedValueOnce(new Error('network error'))
.mockResolvedValueOnce(undefined)
await expect(runReminderCheck(now)).resolves.toBeUndefined()
expect(vi.mocked(dispatchPush).mock.calls.length).toBe(2) // both attempted
})
})