@unito/integration-sdk/dist/test/middlewares/start.test.js

Integration SDK

import assert from 'node:assert/strict';
import { describe, it } from 'node:test';
import start from '../../src/middlewares/start.js';
import { RequestMetrics } from '../../src/resources/requestMetrics.js';
describe('start middleware', () => {
    it('initializes request metrics on locals', () => {
        const request = {};
        const response = { locals: {} };
        start(request, response, () => { });
        assert.ok(response.locals.requestMetrics instanceof RequestMetrics);
        assert.match(response.locals.requestId, /^[0-9a-f-]{36}$/);
    });
    it('records request start time in metrics', () => {
        const request = {};
        const response = { locals: {} };
        const before = process.hrtime.bigint();
        start(request, response, () => { });
        const result = response.locals.requestMetrics.endRequest();
        const after = process.hrtime.bigint();
        assert.ok(result.durationNs >= 0n);
        assert.ok(result.durationNs <= after - before);
    });
});