test: herschrijf tests voor timestamp-based sync, vervang updateMeasurement door setDeletedAt

tests/syncService.test.ts

@@ -1,72 +1,56 @@
 import { mergeMeasurements } from '../src/sync/syncService'
 import { Measurement } from '../src/types'
 
-jest.mock('expo-sqlite', () => ({
-  openDatabaseAsync: jest.fn(),
-}))
+jest.mock('expo-sqlite', () => ({ openDatabaseAsync: jest.fn() }))
 
-const base: Measurement = {
-  id: 'id-1',
-  weight: 75,
-  bmi: 22,
-  bodyFatPercentage: 15,
-  fatMass: 10,
-  musclePercentage: 40,
-  muscleMass: 30,
-  visceralFat: 8,
-  bmr: 1600,
-  measuredAt: '2024-06-01T08:00:00.000Z',
-  createdAt: '2024-06-01T08:00:00.000Z',
-  updatedAt: '2024-06-01T08:00:00.000Z',
-  syncStatus: 'local',
-}
+const make = (overrides: Partial<Measurement> = {}): Measurement => ({
+  id: 'id-1', weight: 75, bmi: 22, bodyFatPercentage: 15, fatMass: 10,
+  musclePercentage: 40, muscleMass: 30, visceralFat: 8, bmr: 1600,
+  measuredAt: '2024-06-01T08:00:00.000Z', createdAt: '2024-06-01T08:00:00.000Z',
+  updatedAt: '2024-06-01T08:00:00.000Z', ...overrides,
+})
 
 describe('mergeMeasurements', () => {
-  it('returns empty array when both are empty', () => {
+  it('both empty returns empty', () => {
     expect(mergeMeasurements([], [])).toEqual([])
   })
 
-  it('keeps local items not on remote', () => {
-    const result = mergeMeasurements([base], [])
-    expect(result).toHaveLength(1)
-    expect(result[0].id).toBe('id-1')
+  it('local only kept', () => {
+    const r = mergeMeasurements([make()], [])
+    expect(r).toHaveLength(1)
   })
 
-  it('keeps remote items not on local', () => {
-    const remote = { ...base, syncStatus: 'synced' as const }
-    const result = mergeMeasurements([], [remote])
-    expect(result).toHaveLength(1)
-    expect(result[0].id).toBe('id-1')
+  it('remote only kept', () => {
+    const r = mergeMeasurements([], [make({ id: 'r1' })])
+    expect(r).toHaveLength(1)
+    expect(r[0].id).toBe('r1')
   })
 
-  it('picks the newer version when both have same id', () => {
-    const local = { ...base, weight: 75, updatedAt: '2024-06-02T08:00:00.000Z' }
-    const remote = { ...base, weight: 76, updatedAt: '2024-06-03T08:00:00.000Z' }
-    const result = mergeMeasurements([local], [remote])
-    expect(result).toHaveLength(1)
-    expect(result[0].weight).toBe(76)
+  it('last-writer-wins: remote newer', () => {
+    const local = make({ weight: 75, updatedAt: '2024-06-02T08:00:00.000Z' })
+    const remote = make({ weight: 76, updatedAt: '2024-06-03T08:00:00.000Z' })
+    const r = mergeMeasurements([local], [remote])
+    expect(r[0].weight).toBe(76)
   })
 
-  it('picks local when local is newer', () => {
-    const local = { ...base, weight: 77, updatedAt: '2024-06-04T08:00:00.000Z' }
-    const remote = { ...base, weight: 76, updatedAt: '2024-06-03T08:00:00.000Z' }
-    const result = mergeMeasurements([local], [remote])
-    expect(result).toHaveLength(1)
-    expect(result[0].weight).toBe(77)
+  it('last-writer-wins: local newer', () => {
+    const local = make({ weight: 77, updatedAt: '2024-06-04T08:00:00.000Z' })
+    const remote = make({ weight: 76, updatedAt: '2024-06-03T08:00:00.000Z' })
+    const r = mergeMeasurements([local], [remote])
+    expect(r[0].weight).toBe(77)
   })
 
-  it('excludes ids in excludeIds from both sides', () => {
-    const local = { ...base, id: 'id-1' }
-    const remote = { ...base, id: 'id-2' }
-    const result = mergeMeasurements([local], [remote], new Set(['id-1', 'id-2']))
-    expect(result).toHaveLength(0)
+  it('remote deleted wins over older local', () => {
+    const local = make({ updatedAt: '2024-06-01T08:00:00.000Z' })
+    const remote = make({ updatedAt: '2024-06-03T08:00:00.000Z', deletedAt: '2024-06-03T08:00:00.000Z' })
+    const r = mergeMeasurements([local], [remote])
+    expect(r[0].deletedAt).toBe('2024-06-03T08:00:00.000Z')
   })
 
-  it('keeps ids not in excludeIds', () => {
-    const local = { ...base, id: 'id-1' }
-    const remote = { ...base, id: 'id-2' }
-    const result = mergeMeasurements([local], [remote], new Set(['id-1']))
-    expect(result).toHaveLength(1)
-    expect(result[0].id).toBe('id-2')
+  it('local wins over older remote deleted', () => {
+    const local = make({ updatedAt: '2024-06-03T08:00:00.000Z' })
+    const remote = make({ updatedAt: '2024-06-01T08:00:00.000Z', deletedAt: '2024-06-01T08:00:00.000Z' })
+    const r = mergeMeasurements([local], [remote])
+    expect(r[0].deletedAt).toBeUndefined()
   })
 })