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// Copyright 2026 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
const ROBUSTNESS_TEST_CONFIGS = [
{sampleRate: 3000, renderSizeHint: 1, length: 512},
{sampleRate: 48000, renderSizeHint: 256, length: 1024},
{sampleRate: 48000, renderSizeHint: 100, length: 1024},
{sampleRate: 192000, renderSizeHint: 4096, length: 8192},
{sampleRate: 11000, renderSizeHint: 66000, length: 132000}
];
/**
* Runs a robustness/stability test for a given node processor.
*
* @param {object} config The test configuration containing sampleRate,
* renderSizeHint, and length.
* @param {function(OfflineAudioContext): AudioNode} createTestSetupFunc A
* factory function to create and setup the processor node under test.
* @param {string} testName The name of the test case.
* @param {function(OfflineAudioContext): void} [postRenderAssertFunc] An
* optional hook to run assertions after rendering completes.
*/
const runQuantumRobustnessTest = (
config, createTestSetupFunc, testName, postRenderAssertFunc) => {
const {sampleRate, renderSizeHint, length} = config;
promise_test(async (t) => {
const audioContext = new OfflineAudioContext({
numberOfChannels: 1,
length,
sampleRate,
renderSizeHint
});
const source = new ConstantSourceNode(audioContext);
const node = createTestSetupFunc(audioContext, t);
source.connect(node).connect(audioContext.destination);
source.start();
await audioContext.startRendering();
if (postRenderAssertFunc) {
postRenderAssertFunc(audioContext, t);
}
}, testName);
};