Files
DeskClaw/tests/unit/gateway-connection-monitor.test.ts

71 lines
2.1 KiB
TypeScript

import { beforeEach, describe, expect, it, vi } from 'vitest';
import { GatewayConnectionMonitor } from '@electron/gateway/connection-monitor';
vi.mock('electron', () => ({
app: {
getPath: () => '/tmp',
getVersion: () => '0.0.0-test',
isPackaged: false,
},
utilityProcess: {
fork: vi.fn(),
},
}));
describe('GatewayConnectionMonitor heartbeat', () => {
beforeEach(() => {
vi.useFakeTimers();
vi.setSystemTime(new Date('2026-03-19T00:00:00.000Z'));
});
it('terminates only after consecutive heartbeat misses reach threshold', () => {
const monitor = new GatewayConnectionMonitor();
const sendPing = vi.fn();
const onHeartbeatTimeout = vi.fn();
monitor.startPing({
sendPing,
onHeartbeatTimeout,
intervalMs: 100,
timeoutMs: 50,
maxConsecutiveMisses: 3,
});
vi.advanceTimersByTime(100); // send ping #1
vi.advanceTimersByTime(100); // miss #1, send ping #2
vi.advanceTimersByTime(100); // miss #2, send ping #3
expect(onHeartbeatTimeout).not.toHaveBeenCalled();
vi.advanceTimersByTime(100); // miss #3 -> timeout callback
expect(onHeartbeatTimeout).toHaveBeenCalledTimes(1);
expect(onHeartbeatTimeout).toHaveBeenCalledWith({ consecutiveMisses: 3, timeoutMs: 50 });
expect(sendPing).toHaveBeenCalledTimes(3);
});
it('resets miss counter when alive signal is received', () => {
const monitor = new GatewayConnectionMonitor();
const sendPing = vi.fn();
const onHeartbeatTimeout = vi.fn();
monitor.startPing({
sendPing,
onHeartbeatTimeout,
intervalMs: 100,
timeoutMs: 50,
maxConsecutiveMisses: 2,
});
vi.advanceTimersByTime(100); // send ping #1
vi.advanceTimersByTime(100); // miss #1, send ping #2
expect(monitor.getConsecutiveMisses()).toBe(1);
monitor.markAlive('pong');
expect(monitor.getConsecutiveMisses()).toBe(0);
vi.advanceTimersByTime(100); // send ping #3
vi.advanceTimersByTime(100); // miss #1 again (reset confirmed)
expect(monitor.getConsecutiveMisses()).toBe(1);
expect(onHeartbeatTimeout).not.toHaveBeenCalled();
});
});