verae-fleet/test/fleet.test.js

99 lines
3.3 KiB
JavaScript

import { describe, it, after } from 'node:test';
import assert from 'node:assert/strict';
import { loadFleet, listServices } from '../src/load.js';
import { Supervisor } from '../src/supervisor.js';
import { Monitor } from '../src/monitor.js';
function treeOnly(healthBase) {
const loaded = loadFleet();
for (const s of Object.values(loaded.services)) {
s.enabled = s.id === 'tree-node';
if (s.id === 'tree-node') {
s.min = 3;
s.max = 6;
s.keepFloor = true;
s.ports = { healthBase };
}
}
return loaded;
}
describe('verae-fleet', () => {
/** @type {Supervisor[]} */
const supervisors = [];
after(async () => {
for (const s of supervisors) await s.stopAll();
});
it('lists every service with a config file and central replica spec', () => {
const loaded = loadFleet();
const rows = listServices(loaded);
const ids = rows.map((r) => r.id);
for (const need of [
'nats',
'zappier-edge',
'middleware-http',
'job-poller',
'webhook-deliver',
'archive-aggregator',
'archive-worm',
'tree-node',
'zapier-simulator',
'zapier-platform-app',
]) {
assert.ok(ids.includes(need), `missing ${need}`);
}
const tree = loaded.services['tree-node'];
assert.equal(tree.min, 3);
assert.equal(tree.keepFloor, true);
assert.equal(tree.configPath, 'services/tree-node.json');
assert.equal(loaded.fleetPath, 'fleet.json');
});
it('starts the tree-node floor (3 available copies)', async () => {
const sup = new Supervisor({ loaded: treeOnly(14600) });
supervisors.push(sup);
await sup.startService('tree-node');
const st = sup.status().services['tree-node'];
assert.equal(st.available, 3);
assert.equal(st.belowFloor, false);
assert.equal(st.instances.length, 3);
});
it('pauses one tree-node and respawns so min available stays 3', async () => {
const sup = new Supervisor({ loaded: treeOnly(14700) });
supervisors.push(sup);
await sup.startService('tree-node');
await sup.pauseInstance('tree-node-0');
const st = sup.status().services['tree-node'];
assert.ok(st.available >= 3, `available ${st.available}`);
assert.ok(st.paused >= 1);
assert.ok(st.running >= 4);
assert.equal(st.belowFloor, false);
});
it('restarts an unhealthy replica and keeps the floor', async () => {
const sup = new Supervisor({ loaded: treeOnly(14800) });
supervisors.push(sup);
await sup.startService('tree-node');
const before = sup.instances.get('tree-node-1').pid;
await sup.markUnhealthy('tree-node-1');
const mon = new Monitor(sup, { intervalMs: 50 });
await mon.tick();
const rec = sup.instances.get('tree-node-1');
assert.ok(rec.pid);
assert.notEqual(rec.pid, before);
assert.equal(rec.healthy, true);
assert.equal(sup.status().services['tree-node'].available, 3);
});
it('stop+replace of a replica keeps min tree-nodes available', async () => {
const sup = new Supervisor({ loaded: treeOnly(14900) });
supervisors.push(sup);
await sup.startService('tree-node');
await sup.stopInstance('tree-node-2', { replace: true });
const st = sup.status().services['tree-node'];
assert.equal(st.available, 3);
assert.ok(st.instances.some((i) => i.id === 'tree-node-2' || i.id === 'tree-node-0'));
});
});