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4gray
a2fafcfc08
* docs(performance): plan Xtream benchmark * feat(xtream-mock-server): add deterministic 100k fixture * style(xtream-mock-server): apply repository formatting * fix(xtream-mock-server): harden performance fixture data * feat(xtream-mock-server): add performance control plane * docs(performance): correct Xtream capture plan * fix(xtream-mock-server): harden performance controls * fix(xtream-mock-server): harden control lifecycle * feat(performance): add Xtream preload markers * feat(performance): trace Xtream main phases * feat(performance): mark Xtream store publications * feat(performance): trace Xtream database phases * feat(performance): trace Xtream delete cancellation * feat(performance): capture Xtream phase attribution * feat(performance): mark Sources Xtream refresh * test(performance): define Xtream benchmark evidence contracts * test(performance): add Xtream benchmark runner * test(performance): surface failure evidence writes * test(performance): align database read clock * test(performance): preserve capture failure contracts
44 lines
1.5 KiB
TypeScript
44 lines
1.5 KiB
TypeScript
import assert from 'node:assert/strict';
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import { describe, it } from 'node:test';
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import { XTREAM_SCENARIO_ID } from './xtream-benchmark-contract';
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import {
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invalidateWorkerRequestMetrics,
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workerRequestEvidence,
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} from './xtream-worker-request-evidence.fixtures';
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import { deriveXtreamWorkerRequestWindowProxy } from './xtream-worker-request-proxy';
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describe('Xtream request-window proxy', () => {
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it('uses the worst valid request window and excludes only overlap-invalid samples', () => {
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const evidence = workerRequestEvidence(
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XTREAM_SCENARIO_ID.INITIAL_IMPORT_LARGE
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).map((request, index) =>
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index === 1
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? {
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...request,
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eventLoopDelay: {
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maxMs: 12,
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p95Ms: 4,
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p99Ms: 7,
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},
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eventLoopUtilization: 0.75,
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}
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: request
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);
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const withOverlap = invalidateWorkerRequestMetrics(evidence, 1);
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assert.deepEqual(deriveXtreamWorkerRequestWindowProxy(withOverlap), {
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eventLoopDelayMaxMs: 12,
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eventLoopDelayP95Ms: 4,
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eventLoopDelayP99Ms: 7,
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eventLoopUtilization: 0.75,
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});
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assert.equal(
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deriveXtreamWorkerRequestWindowProxy(
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invalidateWorkerRequestMetrics(evidence, evidence.length)
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),
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null
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);
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});
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});
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