test_feature_java.js

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/* 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/. */

/**

 * Test that Java capturing works as expected.

*/

add_task(async () => {

  info("Test that Android Java sampler works as expected.");

  const entries = 10000;

  const interval = 1;

  const threads = [];

  const features = ["java"];

  Services.profiler.StartProfiler(entries, interval, features, threads);

  Assert.ok(Services.profiler.IsActive());

  await captureAtLeastOneJsSample();

  info(

    "Stop the profiler and check that we have successfully captured a profile" +

      " with the AndroidUI thread."

);

  const profile = await stopNowAndGetProfile();

  Assert.notEqual(profile, null);

  const androidUiThread = profile.threads.find(

    thread => thread.name == "AndroidUI (JVM)"

);

  Assert.notEqual(androidUiThread, null);

  Assert.ok(!Services.profiler.IsActive());

});