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Initial Implementation of Multi-Node data syncing (#45)
* single machine, basic data persistence * multi node syncing * basic undo integration
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| @@ -0,0 +1,20 @@ | ||
| const shared = require('../jest.config.shared'); | ||
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| /** | ||
| * @type {import('@jest/types').Config.InitialOptions} | ||
| */ | ||
| module.exports = { | ||
| ...shared, | ||
| testEnvironment: 'jsdom', | ||
| setupFilesAfterEnv: ['<rootDir>/src/setupTests.ts'], | ||
| coverageThreshold: { | ||
| global: { | ||
| lines: 0, | ||
| branches: 0, | ||
| }, | ||
| }, | ||
| prettierPath: null, | ||
| transformIgnorePatterns: [ | ||
| '[/\\\\]node_modules[/\\\\].+\\.(js|jsx|mjs|cjs|ts|tsx)$', | ||
| ], | ||
| }; |
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| Original file line number | Diff line number | Diff line change |
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| CREATE TABLE voters ( | ||
| voter_id TEXT PRIMARY KEY, | ||
| voter_data TEXT not null | ||
| ); | ||
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| CREATE TABLE elections ( | ||
| election_id TEXT PRIMARY KEY, | ||
| election_data TEXT not null | ||
| ); | ||
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| CREATE TABLE event_log ( | ||
| event_id INTEGER, | ||
| machine_id TEXT, | ||
| timestamp TIMESTAMP DEFAULT CURRENT_TIMESTAMP, | ||
| event_type TEXT, -- e.g., "check_in", "undo_check_in" | ||
| voter_id TEXT, -- voter_id of the voter involved in the event, if any | ||
| event_data TEXT not null, -- JSON data for additional details associated with the event (id type used for check in, etc.) | ||
| PRIMARY KEY (event_id, machine_id) | ||
| ); |
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| Original file line number | Diff line number | Diff line change |
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| import { assert } from '@votingworks/basics'; | ||
| import { Store } from './store'; | ||
| import { EventType, VoterCheckInEvent } from './types'; | ||
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| const myMachineId = 'machine-1'; | ||
| const otherMachineId = 'machine-2'; | ||
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| function createTestStore(): Store { | ||
| return Store.memoryStore(myMachineId); | ||
| } | ||
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| function createVoterCheckInEvent( | ||
| eventId: number, | ||
| machineId: string, | ||
| voterId: string | ||
| ): VoterCheckInEvent { | ||
| return { | ||
| type: EventType.VoterCheckIn, | ||
| eventId, | ||
| machineId, | ||
| timestamp: new Date().toISOString(), | ||
| voterId, | ||
| checkInData: { | ||
| timestamp: new Date().toISOString(), | ||
| identificationMethod: { | ||
| type: 'photoId', | ||
| state: 'nh', | ||
| }, | ||
| machineId, | ||
| }, | ||
| }; | ||
| } | ||
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| test('getNewEvents returns events for unknown machines', () => { | ||
| const store = createTestStore(); | ||
| const event1 = createVoterCheckInEvent(1, myMachineId, 'voter-1'); | ||
| const event2 = createVoterCheckInEvent(2, otherMachineId, 'voter-2'); | ||
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| store.saveEvent(event1); | ||
| store.saveEvent(event2); | ||
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| const knownMachines: Record<string, number> = {}; | ||
| const events = store.getNewEvents(knownMachines); | ||
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| assert(events.length === 2); | ||
| expect(events).toEqual([event1, event2]); | ||
| }); | ||
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| test('getNewEvents returns events for known machines with new events', () => { | ||
| const store = createTestStore(); | ||
| const event1 = createVoterCheckInEvent(1, myMachineId, 'voter-1'); | ||
| const event2 = createVoterCheckInEvent(2, otherMachineId, 'voter-2'); | ||
| const event3 = createVoterCheckInEvent(1, myMachineId, 'voter-3'); | ||
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| store.saveEvent(event1); | ||
| store.saveEvent(event2); | ||
| store.saveEvent(event3); | ||
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| const knownMachines: Record<string, number> = { | ||
| [myMachineId]: 1, | ||
| [otherMachineId]: 1, | ||
| }; | ||
| const events = store.getNewEvents(knownMachines); | ||
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| assert(events.length === 1); | ||
| expect(events).toEqual([event2]); | ||
| }); | ||
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| test('getNewEvents returns no events for known machines and unknown machines', () => { | ||
| const store = createTestStore(); | ||
| const event1 = createVoterCheckInEvent(1, myMachineId, 'voter-1'); | ||
| const event2 = createVoterCheckInEvent(2, myMachineId, 'voter-2'); | ||
| const event3 = createVoterCheckInEvent(3, myMachineId, 'voter-3'); | ||
| const event4 = createVoterCheckInEvent(4, myMachineId, 'voter-4'); | ||
| const event5 = createVoterCheckInEvent(5, myMachineId, 'voter-5'); | ||
| const event6 = createVoterCheckInEvent(1, otherMachineId, 'voter-6'); | ||
| const event7 = createVoterCheckInEvent(2, otherMachineId, 'voter-7'); | ||
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| store.saveEvent(event1); | ||
| store.saveEvent(event2); | ||
| store.saveEvent(event3); | ||
| store.saveEvent(event4); | ||
| store.saveEvent(event5); | ||
| store.saveEvent(event6); | ||
| store.saveEvent(event7); | ||
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| const knownMachines: Record<string, number> = { | ||
| [myMachineId]: 3, | ||
| 'not-a-machine': 1, | ||
| }; | ||
| const events = store.getNewEvents(knownMachines); | ||
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| assert(events.length === 4); | ||
| expect(events).toEqual([event6, event7, event4, event5]); | ||
| }); |
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