LayoutTests/http/tests/site-isolation/audio-session-active-capture.html

<!-- webkit-test-runner [ SiteIsolationEnabled=true ] -->
<script src="/js-test-resources/js-test.js"></script>
<script src="/media-resources/utilities.js"></script>
<script>
description("Under site isolation, capturing microphone audio activates the audio session, and stopping capture deactivates it. The UI process drives capture activation from each web process's capture-source count.");
jsTestIsAsync = true;

let stream;

onload = async () => {
    internals.settings.setShouldDeactivateAudioSession(true);

    try {
        stream = await navigator.mediaDevices.getUserMedia({ audio: true });
        await waitForAudioSessionActiveState(true);
        testPassed("the audio session is active once microphone capture starts");

        stream.getTracks().forEach(track => track.stop());
        await waitForAudioSessionActiveState(false);
        testPassed("the audio session is inactive once microphone capture stops");
    } catch (e) {
        testFailed(e.message);
    }

    finishJSTest();
};
</script>