@worldbrain/storex-sync/ts/shared-sync-log/index.tests.ts

Offline-first syncing between multiple databases using Storex

import * as expect from 'expect'
import { SharedSyncLog, SharedSyncLogEntry } from './types';

export async function runTests(options : {createLog : () => Promise<SharedSyncLog>, cleanUp? : () => Promise<void>}) {
    it('should work', async () => {
        const sharedSyncLog = await options.createLog()
        const entries : SharedSyncLogEntry[] = [
            {userId: 'joe', deviceId: 'joe1', createdOn: 2, sharedOn: 4, data: 'joe-1'},
            {userId: 'joe', deviceId: 'joe1', createdOn: 6, sharedOn: 8, data: 'joe-2'},
        ]
    
        const firstDeviceId = await sharedSyncLog.createDeviceId({ userId: 1, sharedUntil: 2 })
        const secondDeviceId = await sharedSyncLog.createDeviceId({ userId: 1, sharedUntil: 2 })
        await sharedSyncLog.writeEntries(entries, { userId: 1, deviceId: firstDeviceId })
        expect(await sharedSyncLog.getUnsyncedEntries({ deviceId: secondDeviceId })).toEqual([
            {...entries[0], userId: 1, deviceId: firstDeviceId, id: 1},
            {...entries[1], userId: 1, deviceId: firstDeviceId, id: 2},
        ])
        await sharedSyncLog.updateSharedUntil({ until: 8, deviceId: secondDeviceId })
        expect(await sharedSyncLog.getUnsyncedEntries({ deviceId: secondDeviceId })).toEqual([])
    })
}