55 lines
2.3 KiB
JavaScript
55 lines
2.3 KiB
JavaScript
// Exercise the actual browser request function with a deterministic fake clock.
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'use strict';
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const assert = require('node:assert/strict');
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const fs = require('node:fs');
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const path = require('node:path');
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const vm = require('node:vm');
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const source = fs.readFileSync(path.join(__dirname, '../js/app.js'), 'utf8');
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const start = source.indexOf(' var ANALYZE_TIMEOUT_MS =');
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const end = source.indexOf(' /* ─── SkinScore viewModel', start);
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assert(start >= 0 && end > start);
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function setup() {
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let timer, complete, signal, result;
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const ctx = { IS_MOCK: false, camSeq: 1, AbortController,
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setTimeout(fn, delay) { timer = { fn, delay }; return 1; },
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clearTimeout() { timer = null; },
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fetch(url, options) {
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assert.equal(url, 'api/skin-analyze');
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signal = options.signal;
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return new Promise((resolve, reject) => {
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complete = () => resolve({ json: async () => ({ ok: true, report_saved: true }) });
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signal.addEventListener('abort', () => { const e = new Error('aborted'); e.name = 'AbortError'; reject(e); });
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});
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}
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};
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vm.createContext(ctx);
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vm.runInContext(source.slice(start, end), ctx);
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ctx.requestAnalyze(['front', 'left', 'right'], 1, {}, (...args) => { result = args; });
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return { ctx, get timer() { return timer; }, get signal() { return signal; },
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get result() { return result; }, finish() { complete(); } };
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}
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const flush = () => new Promise(resolve => setImmediate(resolve));
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(async () => {
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const delayed = setup();
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assert.equal(delayed.timer.delay, 150000);
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assert(delayed.timer.delay > 60000 * 2 + 4000, 'Allow both backend attempts plus retry wait');
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delayed.finish();
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await flush();
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assert.equal(delayed.result[0], null);
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assert.equal(delayed.result[1].report_saved, true);
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assert.equal(delayed.timer, null);
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assert.equal(delayed.signal.aborted, false);
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const expired = setup();
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expired.timer.fn();
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await flush();
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assert(expired.signal.aborted);
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assert.match(expired.result[0], /检测服务开小差/);
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const canceled = setup();
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canceled.ctx.camSeq++;
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canceled.finish();
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await flush();
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assert.equal(canceled.result, undefined);
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assert.equal(canceled.timer, null);
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console.log('PASS: frontend timeout covers backend retry budget; success, timeout, stale response, timer cleanup');
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})().catch(e => { console.error(e); process.exitCode = 1; });
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