Files
ECC/tests/lib/control-pane-ui.test.js
T
affaan-m 621abca350 fix(control-pane): bound snapshot loads and automatic polling
Preserve ordered manual/query recovery while giving snapshot headers and bodies one ten-second deadline. Keep action mutation behavior unchanged.

Source-PR: https://github.com/affaan-m/ECC/pull/3235
Source-Parent: aff9c64560
Review-Manifest-SHA256: 59efa4136448129df673d047e633e88351c98cc1fcdc812f475575bc6f6ce201
2026-09-28 02:47:12 -04:00

803 lines
32 KiB
JavaScript

/**
* Tests for the browser script the local ECC2 control pane serves.
*/
const assert = require('assert');
const fs = require('fs');
const os = require('os');
const path = require('path');
const vm = require('vm');
const { buildControlPaneSnapshot } = require('../../scripts/lib/control-pane/state');
const { renderControlPaneHtml } = require('../../scripts/lib/control-pane/ui');
const pages = new Set();
async function test(name, fn) {
let failed = false;
let failure;
try { await fn(); } catch (error) { failed = true; failure = error; }
finally {
for (const page of pages) {
try { await page.dispose(); } catch (error) {
if (!failed) { failed = true; failure = error; }
}
}
pages.clear();
}
if (failed) {
console.log(` FAIL ${name}`);
console.log(` Error: ${failure?.message ?? String(failure)}`);
return false;
}
console.log(` PASS ${name}`);
return true;
}
function inlineScript(html) {
const start = html.indexOf('<script>') + '<script>'.length;
return html.slice(start, html.lastIndexOf('</script>'));
}
// The page's clock. The page shows times with toLocaleString, which follows
// the locale's calendar (a Thai locale counts Buddhist years), so a test
// compares against the same call on this instant.
const NOW = new Date(2026, 8, 25, 10, 30);
class PageDate extends Date {
constructor(...args) {
super(...(args.length > 0 ? args : [NOW.getTime()]));
}
}
// Runs the page script against a stand-in for the few browser APIs it uses:
// elements looked up by selector, fetch, a fixed clock, and a setInterval
// whose callback the test fires itself. While `hold` is set, a fetch waits in
// `pending` until the test settles it, with the page's snapshot or another one.
// With `hold`, the first load is held too. Listeners are kept per element, so a
// test can press a button. Every request is recorded, and `page.script` holds
// the page's own functions, such as the runAction a Run button calls.
function openPage(snapshot, { hold = false } = {}) {
const elements = new Map();
const element = selector => {
if (!elements.has(selector)) {
elements.set(selector, {
hidden: selector === '#app',
textContent: '',
innerHTML: '',
value: '',
dataset: {},
listeners: {},
addEventListener(type, listener) {
this.listeners[type] = listener;
}
});
}
return elements.get(selector);
};
const page = { online: true, hold, pending: [], requests: [], refresh: null, element, now: NOW,
timers: new Map(), timerCalls: [], clearCalls: [], tick: 0, ignoreAbort: false };
let timerId = 0;
class FakeAbortController {
constructor() {
const listeners = new Set();
this.signal = { aborted: false, listeners,
addEventListener: (_type, callback) => listeners.add(callback),
removeEventListener: (_type, callback) => listeners.delete(callback) };
this.aborts = 0;
}
abort() {
this.aborts++;
if (this.signal.aborted) return;
this.signal.aborted = true;
for (const listener of this.signal.listeners) listener();
}
}
page.fireTimer = id => {
const timer = page.timers.get(id);
assert.ok(timer, 'Expected a pending deadline');
page.timers.delete(id);
timer.callback();
};
page.advance = ms => {
page.tick += ms;
for (const [id, timer] of [...page.timers]) if (timer.at <= page.tick) page.fireTimer(id);
};
page.dispose = async () => {
await settle();
for (const request of page.requests) request.reply.fail(new Error('Fixture disposed'));
await settle();
const remaining = page.timers.size;
page.timers.clear();
assert.strictEqual(remaining, 0, 'Every load must remove its deadline after fixture settlement');
assert.ok(page.requests.every(request => request.reply.settled), 'All fake requests must settle');
assert.ok(page.requests.every(request => !request.options.signal || request.options.signal.listeners.size === 0), 'Fake abort listeners must be removed');
};
pages.add(page);
class Clock extends PageDate {
constructor(...args) {
super(...(args.length > 0 ? args : [page.now.getTime()]));
}
}
page.script = {
document: { hidden: false, querySelector: element, querySelectorAll: () => [] },
window: { location: { href: 'http://127.0.0.1:8765/' } },
URL,
Intl,
Date: Clock,
console,
AbortController: FakeAbortController,
setTimeout: (callback, ms) => {
const id = ++timerId;
page.timerCalls.push({ id, ms });
page.timers.set(id, { callback, at: page.tick + ms });
return id;
},
clearTimeout: id => { page.clearCalls.push(id); page.timers.delete(id); },
fetch: (url, options = {}) =>
new Promise((resolve, reject) => {
let bodyResolve;
let bodyReject;
let headers = false;
let queuedBody;
const reply = { settled: false, ignoreAbort: page.ignoreAbort };
const finish = () => {
reply.settled = true;
options.signal?.removeEventListener('abort', onAbort);
};
const onAbort = () => {
if (!reply.ignoreAbort) reply.fail(new Error('Synthetic AbortError'));
};
reply.respond = response => {
if (reply.settled || headers) return;
headers = true;
resolve({ ...response, json: async () => {
try { return await response.json(); } finally { finish(); }
} });
};
reply.headers = () => reply.respond({ ok: true, status: 200, json: () => new Promise((accept, refuse) => {
bodyResolve = accept; bodyReject = refuse;
if (queuedBody) (queuedBody.error ? refuse : accept)(queuedBody.error || queuedBody.data);
}) });
reply.succeed = (data = snapshot) => {
if (reply.settled) return;
if (!headers) reply.respond({ ok: true, status: 200, statusText: 'OK', json: async () => data });
else if (bodyResolve) bodyResolve(data);
else queuedBody = { data };
};
reply.fail = (error = new TypeError('Failed to fetch')) => {
if (reply.settled) return;
if (!headers) { finish(); reject(error); }
else if (bodyReject) bodyReject(error);
else queuedBody = { error };
};
page.requests.push({ url: String(url), options, reply });
options.signal?.addEventListener('abort', onAbort);
if (page.hold) page.pending.push(reply);
else if (page.online) reply.succeed();
else reply.fail();
}),
setInterval: (callback, ms) => {
page.intervalMs = ms;
page.refresh = callback;
}
};
vm.createContext(page.script);
vm.runInContext(inlineScript(renderControlPaneHtml()), page.script);
page.state = () => JSON.parse(vm.runInContext('JSON.stringify({ loadedAt: loadedAt && loadedAt.getTime(), shownLoad, loadsStarted, newestFinished, query: state.query, shownQuery: state.shownQuery, allowActions: state.allowActions, active: typeof snapshotsInFlight === "undefined" ? null : snapshotsInFlight })', page.script));
return page;
}
const settle = () => new Promise(resolve => setImmediate(resolve));
async function isolatedSnapshot() {
const root = fs.mkdtempSync(path.join(os.tmpdir(), 'ecc-control-pane-ui-'));
try {
// Explicit config and both database paths keep this UI test away from
// user config, parent-directory config, and the default state store.
return JSON.parse(JSON.stringify(await buildControlPaneSnapshot({
config: {},
dbPath: path.join(root, 'missing-ecc2.db'),
stateDbPath: path.join(root, 'missing-state.db'),
repoRoot: root,
cwd: root,
env: { HOME: root, USERPROFILE: root },
query: ''
})));
} finally {
fs.rmSync(root, { recursive: true, force: true });
}
}
function displayedBoard(page) {
const fields = {
'#query': 'value',
'#db-path': 'textContent',
'#action-status': 'textContent',
'#metrics': 'innerHTML',
'#sessions': 'innerHTML',
'#work-item-count': 'textContent',
'#work-items': 'innerHTML',
'#knowledge-count': 'textContent',
'#knowledge': 'innerHTML',
'#connector-count': 'textContent',
'#connectors': 'innerHTML',
'#actions': 'innerHTML'
};
return Object.fromEntries(Object.entries(fields).map(([selector, field]) => [selector, page.element(selector)[field]]));
}
async function runTests() {
console.log('\n=== Testing control-pane UI ===\n');
let passed = 0;
let failed = 0;
const snapshot = await isolatedSnapshot();
// The original ordering cases below explicitly dispatch load(true) where
// overlap is intentional. Automatic interval coalescing is tested separately.
if (
await test('a failed live refresh is reported, and cleared by the next one that succeeds', async () => {
const page = openPage(snapshot);
await settle();
assert.strictEqual(page.element('#app').hidden, true, 'the first load succeeds');
page.online = false;
page.refresh();
await settle();
const box = page.element('#app');
assert.strictEqual(box.hidden, false, 'the failure is shown');
assert.match(box.textContent, /Live refresh failed\. The data below is from /);
assert.ok(box.textContent.includes(NOW.toLocaleString()), 'the time of the data includes its date');
assert.match(box.textContent, /Failed to fetch/);
page.online = true;
page.refresh();
await settle();
assert.strictEqual(page.element('#app').hidden, true, 'a successful refresh clears it');
})
)
passed++;
else failed++;
if (
await test('a refresh that fails after a newer load succeeded is not reported', async () => {
const page = openPage(snapshot);
await settle();
page.hold = true;
page.script.load(true);
page.hold = false;
page.script.load(true);
await settle();
page.pending[0].fail();
await settle();
assert.strictEqual(page.element('#app').hidden, true, 'the newer data is not marked as stale');
})
)
passed++;
else failed++;
if (
await test('a failed refresh stays off the board while newer data is shown and another refresh runs', async () => {
const page = openPage(snapshot);
await settle();
page.hold = true;
page.script.load(true);
page.script.load(true);
page.script.load(true);
page.pending[1].succeed();
await settle();
page.pending[0].fail();
await settle();
assert.strictEqual(page.element('#app').hidden, true, 'the board shows data from a load that started after the failed one');
})
)
passed++;
else failed++;
if (
await test('a refresh that fails after an older one succeeded is reported', async () => {
const page = openPage(snapshot);
await settle();
page.hold = true;
page.script.load(true);
page.script.load(true);
page.pending[0].succeed();
await settle();
page.pending[1].fail();
await settle();
const box = page.element('#app');
assert.strictEqual(box.hidden, false, 'the latest refresh failed, so the board is not live');
assert.match(box.textContent, /Live refresh failed\. The data below is from /);
})
)
passed++;
else failed++;
if (
await test('an older refresh that succeeds after a newer one failed leaves the failure up', async () => {
const page = openPage(snapshot);
await settle();
page.hold = true;
page.script.load(true);
page.script.load(true);
page.pending[1].fail();
await settle();
page.pending[0].succeed();
await settle();
const box = page.element('#app');
assert.strictEqual(box.hidden, false, 'no load that started after the failed one has succeeded');
assert.match(box.textContent, /Live refresh failed\. The data below is from /);
})
)
passed++;
else failed++;
if (
await test('an older response that arrives after a newer one does not replace its data', async () => {
const page = openPage(snapshot);
await settle();
const answer = query => ({ ...snapshot, knowledge: { ...snapshot.knowledge, query } });
page.hold = true;
page.script.load(true);
page.script.load(true);
page.pending[1].succeed(answer('newer'));
await settle();
page.pending[0].succeed(answer('older'));
await settle();
assert.strictEqual(page.element('#query').value, 'newer');
})
)
passed++;
else failed++;
if (
await test('the first snapshot still shows when a live refresh fails before it arrives', async () => {
const page = openPage(snapshot, { hold: true });
const answer = query => ({ ...snapshot, knowledge: { ...snapshot.knowledge, query } });
page.script.load(true);
page.pending[1].fail();
await settle();
page.pending[0].succeed(answer('first'));
await settle();
assert.strictEqual(page.element('#query').value, 'first', 'the pane is not left empty');
const box = page.element('#app');
assert.strictEqual(box.hidden, false, 'the newer failure stays up');
assert.match(box.textContent, /Live refresh failed\. The data below is from /);
})
)
passed++;
else failed++;
if (
await test('a manual refresh that fails after a newer load succeeded is not shown', async () => {
const page = openPage(snapshot);
await settle();
page.hold = true;
page.element('#refresh').listeners.click();
page.script.load(true);
page.pending[1].succeed();
await settle();
page.pending[0].fail();
await settle();
assert.strictEqual(page.element('#app').hidden, true, 'the newer success decides the board');
})
)
passed++;
else failed++;
if (
await test('an older load that succeeds after a newer manual refresh failed leaves the failure up', async () => {
const page = openPage(snapshot);
await settle();
page.hold = true;
page.script.load(true);
page.element('#refresh').listeners.click();
page.pending[1].fail();
await settle();
page.pending[0].succeed();
await settle();
const box = page.element('#app');
assert.strictEqual(box.hidden, false, 'the newer failure decides the board');
assert.match(box.textContent, /Failed to fetch/);
})
)
passed++;
else failed++;
if (
await test('a snapshot that cannot be shown fails its load, and older data can still take the board', async () => {
const page = openPage(snapshot);
await settle();
const answer = query => ({ ...snapshot, knowledge: { ...snapshot.knowledge, query } });
// The session table cannot list harnesses stored as an object.
const unshowable = {
...answer('newer'),
sessions: [{ id: 'session-1', state: 'running', detectedHarnesses: { claude: true } }]
};
page.hold = true;
page.script.load(true);
page.script.load(true);
page.pending[1].succeed(unshowable);
await settle();
const box = page.element('#app');
assert.strictEqual(box.hidden, false, 'the newer load failed');
assert.match(box.textContent, /Live refresh failed\. The data below is from /);
page.pending[0].succeed(answer('older'));
await settle();
assert.strictEqual(page.element('#query').value, 'older', 'the older snapshot is shown');
assert.strictEqual(box.hidden, false, 'the newer failure stays up');
})
)
passed++;
else failed++;
if (
await test('Run acts on the query whose results are on the board', async () => {
const page = openPage(snapshot);
await settle();
const answer = query => ({ ...snapshot, knowledge: { ...snapshot.knowledge, query } });
const search = query => {
page.element('#query').value = query;
page.element('#query-form').listeners.submit({ preventDefault() {} });
};
page.hold = true;
search('older');
search('newer');
page.pending[1].fail();
await settle();
page.pending[0].succeed(answer('older'));
await settle();
page.hold = false;
await page.script.runAction('recall-knowledge');
const run = page.requests.find(request => request.options.method === 'POST');
assert.strictEqual(run.url, '/api/actions/recall-knowledge');
assert.deepStrictEqual(JSON.parse(run.options.body), { query: 'older' }, 'the recall shown on the board');
})
)
passed++;
else failed++;
for (const [brokenSection, allowActions] of [
['connectors', true], ['connectors', false], ['actions', true], ['actions', false]
]) {
if (
await test(`a late ${brokenSection} failure preserves the board with actions ${allowActions ? 'enabled' : 'disabled'}`, async () => {
const original = {
...snapshot,
knowledge: { ...snapshot.knowledge, query: 'prior', entityCount: 1,
results: [{ entity: { name: 'prior result', entityType: 'note' }, score: 1 }] },
execution: { allowActions },
workItems: { ...snapshot.workItems, items: [{ id: 'prior-item', title: 'prior work' }] }
};
const page = openPage(original, { hold: true });
// Finish the initial request, then establish the matching request query.
page.pending[0].succeed(original);
await settle();
page.element('#query').value = 'prior';
page.element('#query-form').listeners.submit({ preventDefault() {} });
page.pending[1].succeed(original);
await settle();
const before = displayedBoard(page);
page.now = new Date(NOW.getTime() + 60_000);
page.script.load(true);
const invalid = {
...original,
dbPath: 'new-database', database: { exists: true },
execution: { allowActions: !allowActions },
summary: { ...snapshot.summary, totalSessions: 99 },
sessions: [{ id: 'new-session', state: 'running' }],
workItems: { ...snapshot.workItems, items: [{ id: 'new-item', title: 'new work' }] },
knowledge: { ...original.knowledge, query: 'new', entityCount: 2,
results: [{ entity: { name: 'new result', entityType: 'note' }, score: 2 }] },
connectors: [{ name: 'new connector', kind: 'test' }],
actions: [{ id: 'new-action', label: 'new action', executable: true }],
[brokenSection]: brokenSection === 'actions' ? {} : [null]
};
page.pending[2].succeed(invalid);
await settle();
assert.deepStrictEqual(displayedBoard(page), before, 'a failed snapshot changes no displayed section');
const error = page.element('#app');
assert.strictEqual(error.hidden, false);
assert.ok(error.textContent.includes(NOW.toLocaleString()), 'the failure retains the prior successful snapshot time');
assert.ok(!error.textContent.includes(page.now.toLocaleString()), 'the failed snapshot has no successful timestamp');
// Failed refreshes neither enable nor disable the prior work-item controls.
page.script.window.eccMoveItem('prior-item', 'ready');
const move = page.requests.find(request => request.url === '/api/work-items/prior-item/move');
assert.strictEqual(Boolean(move), allowActions, 'work-item permission still matches the prior board');
const run = page.script.runAction('recall-knowledge');
const request = page.requests.find(request => request.url === '/api/actions/recall-knowledge');
assert.deepStrictEqual(JSON.parse(request.options.body), { query: 'prior' });
// Fail both fake action responses; no subsequent snapshot is requested.
page.pending.slice(3).forEach(reply => reply.fail());
await run;
await settle();
})
) passed++;
else failed++;
}
if (
await test('an older empty-query response stays empty while a newer query is pending', async () => {
const page = openPage(snapshot, { hold: true });
page.element('#query').value = 'new request';
page.element('#query-form').listeners.submit({ preventDefault() {} });
page.pending[0].succeed(snapshot);
await settle();
assert.strictEqual(page.element('#query').value, '', 'the completed empty query is not replaced by the pending query');
const run = page.script.runAction('recall-knowledge');
const request = page.requests.find(item => item.options.method === 'POST');
assert.deepStrictEqual(JSON.parse(request.options.body), { query: '' });
page.pending[1].fail();
page.pending[2].fail();
await run;
await settle();
})
) passed++;
else failed++;
const answer = (query, allowActions = false) => ({
...snapshot, knowledge: { ...snapshot.knowledge, query }, execution: { allowActions },
});
const search = (page, query) => {
page.element('#query').value = query;
page.element('#query-form').listeners.submit({ preventDefault() {} });
};
const deadlineTests = [
['actual intervals coalesce a stalled request, then timeout and recover', async () => {
const page = openPage(snapshot);
await settle();
const before = displayedBoard(page);
const accepted = page.state().loadedAt;
page.hold = true;
page.refresh();
const request = page.requests[1];
for (let i = 0; i < 4; i++) page.refresh();
assert.strictEqual(page.requests.length, 2, 'Only one automatic load may be active');
assert.strictEqual(page.state().active, 1);
assert.strictEqual(page.intervalMs, 15000);
assert.strictEqual(page.timerCalls.at(-1).ms, 10000);
page.advance(9999);
await settle();
assert.strictEqual(page.element('#app').hidden, true);
assert.strictEqual(request.options.signal.aborted, false);
page.advance(1);
await settle();
assert.strictEqual(request.options.signal.aborted, true);
assert.strictEqual(page.state().active, 0);
assert.strictEqual(page.timers.size, 0);
assert.deepStrictEqual(displayedBoard(page), before);
assert.strictEqual(page.state().loadedAt, accepted);
assert.match(page.element('#app').textContent, /Live refresh failed[\s\S]*Snapshot request timed out after 10 seconds/);
assert.ok(page.element('#app').textContent.includes(NOW.toLocaleString()));
page.hold = false;
page.now = new Date(NOW.getTime() + 60_000);
page.refresh();
await settle();
assert.strictEqual(page.requests.length, 3);
assert.strictEqual(page.element('#app').hidden, true);
assert.strictEqual(page.state().loadedAt, page.now.getTime());
assert.strictEqual(page.timers.size, 0);
}],
['one total deadline includes headers and a stalled JSON body', async () => {
const page = openPage(snapshot);
await settle();
const before = displayedBoard(page);
page.hold = true;
page.refresh();
page.advance(4000);
page.pending[0].headers();
await settle();
page.advance(5999);
await settle();
assert.strictEqual(page.element('#app').hidden, true);
page.advance(1);
await settle();
assert.match(page.element('#app').textContent, /Snapshot request timed out after 10 seconds/);
assert.doesNotMatch(page.element('#app').textContent, /Synthetic AbortError/);
assert.deepStrictEqual(displayedBoard(page), before);
assert.strictEqual(page.requests[1].options.signal.aborted, true);
assert.strictEqual(page.state().active, 0);
}],
['expired header response cannot overwrite a newer accepted query or permission', async () => {
const page = openPage(snapshot);
await settle();
page.hold = true; page.ignoreAbort = true;
page.refresh();
const late = page.pending[0];
page.advance(10000);
await settle();
search(page, 'new query');
page.pending[1].succeed(answer('new query', true));
await settle();
const before = displayedBoard(page);
const state = page.state();
late.succeed(answer('expired query', false));
await settle();
assert.deepStrictEqual(displayedBoard(page), before);
assert.deepStrictEqual(page.state(), state);
assert.strictEqual(page.element('#app').hidden, true);
}],
['expired body response cannot overwrite a newer failure or release its active counter twice', async () => {
const page = openPage(snapshot);
await settle();
page.hold = true; page.ignoreAbort = true;
page.refresh();
const late = page.pending[0];
late.headers();
await settle();
page.advance(10000);
await settle();
page.refresh();
page.pending[1].fail(new Error('Newer failure'));
await settle();
const failure = page.element('#app').textContent;
const before = displayedBoard(page);
page.refresh(); // Another load remains active while the expired loser finishes.
late.succeed(answer('expired query', true));
await settle();
assert.deepStrictEqual(displayedBoard(page), before);
assert.strictEqual(page.element('#app').textContent, failure);
assert.strictEqual(page.state().active, 1);
page.refresh();
assert.strictEqual(page.requests.length, 4, 'Late completion must not reopen the automatic dispatch gate');
page.pending[2].succeed();
await settle();
assert.strictEqual(page.state().active, 0);
}],
['expired late fetch rejection stays handled and preserves the newer outcome', async () => {
const page = openPage(snapshot);
await settle();
page.hold = true; page.ignoreAbort = true;
page.refresh();
const late = page.pending[0];
page.advance(10000);
await settle();
page.refresh();
page.pending[1].succeed();
await settle();
const state = page.state();
late.fail(new Error('Late ignored abort rejection'));
await settle();
assert.deepStrictEqual(page.state(), state);
assert.strictEqual(page.element('#app').hidden, true);
}],
['initial timeout is visible without an invented last-good timestamp', async () => {
const page = openPage(snapshot, { hold: true });
page.refresh();
assert.strictEqual(page.requests.length, 1, 'Initial load also suppresses automatic dispatch');
page.advance(10000);
await settle();
assert.strictEqual(page.element('#app').hidden, false);
assert.match(page.element('#app').textContent, /Snapshot request timed out/);
assert.doesNotMatch(page.element('#app').textContent, /data below is from/);
assert.strictEqual(page.state().loadedAt, null);
page.hold = false;
page.refresh();
await settle();
assert.strictEqual(page.element('#app').hidden, true);
assert.strictEqual(page.state().loadedAt, NOW.getTime());
}],
['manual and query loads may overlap a poll while actual intervals remain suppressed', async () => {
const page = openPage(snapshot);
await settle();
page.hold = true;
page.refresh();
page.element('#refresh').listeners.click();
search(page, 'query');
assert.strictEqual(page.requests.length, 4);
assert.strictEqual(page.state().active, 3);
page.pending[1].succeed();
await settle();
assert.strictEqual(page.state().active, 2);
page.refresh();
assert.strictEqual(page.requests.length, 4);
page.pending[2].succeed(answer('query'));
await settle();
assert.strictEqual(page.state().active, 1);
page.advance(10000);
await settle();
assert.strictEqual(page.state().active, 0);
assert.strictEqual(page.element('#app').hidden, true, 'Older timeout does not overrule newer success');
page.refresh();
assert.strictEqual(page.requests.length, 5);
}],
['newer manual timeout remains visible when an older valid load supplies fallback data', async () => {
const page = openPage(snapshot);
await settle();
page.hold = true;
search(page, 'older');
search(page, 'newer');
// Adversarial completion order: fire only the newer timer, not wall time.
page.fireTimer(page.timerCalls.at(-1).id);
await settle();
page.pending[0].succeed(answer('older', true));
await settle();
assert.strictEqual(page.element('#query').value, 'older');
assert.strictEqual(page.state().shownQuery, 'older');
assert.strictEqual(page.state().allowActions, true);
assert.match(page.element('#app').textContent, /Snapshot request timed out/);
assert.doesNotMatch(page.element('#app').textContent, /Live refresh failed/);
assert.strictEqual(page.state().active, 0);
}],
['hidden interval leaves existing failure intact until a visible successful refresh', async () => {
const page = openPage(snapshot);
await settle();
page.online = false;
page.refresh();
await settle();
const failure = page.element('#app').textContent;
page.script.document.hidden = true;
page.refresh();
assert.strictEqual(page.requests.length, 2);
assert.strictEqual(page.element('#app').textContent, failure);
page.script.document.hidden = false; page.online = true;
page.refresh();
await settle();
assert.strictEqual(page.element('#app').hidden, true);
}],
['action POST remains unbounded by snapshot timers and its reload gets a deadline', async () => {
const page = openPage(snapshot);
await settle();
page.hold = true;
const action = page.script.runAction('recall-knowledge');
assert.strictEqual(page.requests[1].options.method, 'POST');
assert.strictEqual(page.requests[1].options.signal, undefined);
assert.strictEqual(page.timers.size, 0);
page.advance(10000);
assert.strictEqual(page.pending[0].settled, false);
page.pending[0].succeed({ ok: true });
await settle();
assert.match(page.requests[2].url, /\/api\/snapshot/);
assert.ok(page.requests[2].options.signal);
assert.strictEqual(page.timers.size, 1);
page.pending[1].succeed();
await action;
assert.strictEqual(page.timers.size, 0);
}],
];
for (const route of ['HTTP failure', 'invalid JSON', 'malformed late section', 'fetch setup', 'controller setup', 'URL setup', 'timer setup']) {
deadlineTests.push([`${route} releases its timer and active counter for the next interval`, async () => {
const page = openPage(snapshot);
await settle();
page.hold = true;
const key = { 'fetch setup': 'fetch', 'controller setup': 'AbortController', 'URL setup': 'URL', 'timer setup': 'setTimeout' }[route];
const original = page.script[key];
if (key) page.script[key] = function () { throw new Error(route); };
page.refresh();
if (route === 'HTTP failure') page.pending[0].respond({ ok: false, json: async () => ({ error: route }) });
if (route === 'invalid JSON') page.pending[0].respond({ ok: true, json: async () => { throw new Error(route); } });
if (route === 'malformed late section') page.pending[0].succeed({ ...snapshot, actions: {} });
await settle();
assert.strictEqual(page.element('#app').hidden, false);
assert.strictEqual(page.state().active, 0);
assert.strictEqual(page.timers.size, 0);
if (key) page.script[key] = original;
page.hold = false;
const count = page.requests.length;
page.refresh();
await settle();
assert.strictEqual(page.requests.length, count + 1);
assert.strictEqual(page.element('#app').hidden, true);
assert.strictEqual(page.state().active, 0);
}]);
}
for (const [name, check] of deadlineTests) {
if (await test(name, check)) passed++;
else failed++;
}
assert.strictEqual(pages.size, 0, 'Every fake page and its pending requests were disposed');
console.log(`\nResults: Passed: ${passed}, Failed: ${failed}`);
process.exit(failed > 0 ? 1 : 0);
}
runTests();