Files
electric-cherry/tests/unit/host-agent-lanes.test.ts
T

94 lines
3.5 KiB
TypeScript

import { afterEach, beforeEach, expect, it, vi } from 'vitest';
import { hostAgentLaneState, type HostAgentLane } from '../../src/lib/hosts.js';
import { newFixture, type Fixture } from '../helpers/fixture.js';
let fixture: Fixture;
const inventory = {
protocolVersion: 1,
dockerRunning: true,
directoriesWritable: true,
storageAvailable: 100 * 1024 ** 3,
runtimeImages: ['image'],
libraries: [{ id: 'library', state: 'ready' }]
};
const lane: HostAgentLane = {
name: 'health-1',
alive: true,
busy: false,
lastPollAt: '2026-10-06T12:00:00Z',
pollAgeSeconds: 5
};
beforeEach(async () => {
vi.resetModules();
fixture = await newFixture([]);
});
afterEach(async () => {
await fixture.cleanup();
});
it('flags a stopped or stalled health worker despite a live heartbeat and recovers on fresh polls', async () => {
const api = await import('../../src/lib/server/hosts/index.js');
const host = api.createHost({ name: 'Worker host' });
api.enrollHost(api.createEnrollment(host.id).token, inventory);
for (const broken of [
{ ...lane, alive: false },
{ ...lane, busy: true, pollAgeSeconds: 91 }
]) {
const updated = api.heartbeat(host.id, {
...inventory,
agentLanes: [broken, { ...lane, name: 'health-2' }]
});
expect(updated).toMatchObject({
connected: true,
connectionState: 'online',
readiness: 'degraded'
});
expect(updated.readinessReasons[0]).toContain('health check 1 worker');
// Diagnostics must not prevent health polls from recovering the worker.
const check = api.queueHostOperation(host.id, 'instance.inspect', {});
expect(api.pendingHostOperations(host.id, 'health').map((op) => op.id)).toContain(check.id);
}
expect(api.heartbeat(host.id, { ...inventory, agentLanes: [lane] }).readiness).toBe('ready');
// Older agents remain compatible without diagnostics.
expect(api.heartbeat(host.id, inventory).readiness).toBe('ready');
});
it('allows long reads and mutations while detecting stalled idle workers and missing initial polls', () => {
expect(hostAgentLaneState({ ...lane, lastPollAt: null })).toBe('starting');
expect(hostAgentLaneState({ ...lane, lastPollAt: null, pollAgeSeconds: 91 })).toBe('stalled');
expect(hostAgentLaneState({ ...lane, busy: true, pollAgeSeconds: 91 })).toBe('stalled');
for (const name of ['read', 'write'] as const) {
expect(hostAgentLaneState({ ...lane, name, busy: true, pollAgeSeconds: 3600 })).toBe(
'busy'
);
expect(hostAgentLaneState({ ...lane, name, busy: false, pollAgeSeconds: 91 })).toBe(
'stalled'
);
expect(hostAgentLaneState({ ...lane, name, alive: false, busy: true })).toBe('stopped');
}
});
it('sanitizes lane diagnostics without rejecting a heartbeat for one malformed sample', async () => {
const { validateInventory } = await import('../../src/lib/server/hosts/index.js');
expect(
validateInventory({
...inventory,
agentLanes: [
null,
{ ...lane, secret: 'omit' },
{ ...lane },
{ ...lane, name: 'write', pollAgeSeconds: -1 }
]
}).agentLanes
).toEqual([lane]);
expect(
validateInventory({
...inventory,
agentLanes: [
{ ...lane, pollAgeSeconds: 'stale' },
{ ...lane, lastPollAt: 'invalid' }
]
}).agentLanes
).toEqual([]);
});