/* This Source Code Form is subject to the terms of the Mozilla Public * License, v. 2.0. If a copy of the MPL was not distributed with this * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ "use strict"; /** * Run through a series of basic recording actions for the perf actor. */ add_task(async function() { const {front, client} = await initPerfFront(); // Assert the initial state. is(await front.isSupportedPlatform(), true, "This test only runs on supported platforms."); is(await front.isLockedForPrivateBrowsing(), false, "The browser is not in private browsing mode."); is(await front.isActive(), false, "The profiler is not active yet."); // Start the profiler. const profilerStarted = once(front, "profiler-started"); await front.startProfiler(); await profilerStarted; is(await front.isActive(), true, "The profiler was started."); // Stop the profiler and assert the results. const profilerStopped1 = once(front, "profiler-stopped"); const profile = await front.getProfileAndStopProfiler(); await profilerStopped1; is(await front.isActive(), false, "The profiler was stopped."); ok("threads" in profile, "The actor was used to record a profile."); // Restart the profiler. await front.startProfiler(); is(await front.isActive(), true, "The profiler was re-started."); // Stop and discard. const profilerStopped2 = once(front, "profiler-stopped"); await front.stopProfilerAndDiscardProfile(); await profilerStopped2; is(await front.isActive(), false, "The profiler was stopped and the profile discarded."); // Clean up. await front.destroy(); await client.close(); });