tools/profiler/tests/test_start.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/. */
  
function run_test() {
  // If we can't get the profiler component then assume gecko was
  // built without it and pass all the tests
  var profilerCc = Cc["@mozilla.org/tools/profiler;1"];
  if (!profilerCc)
    return;

  var profiler = Cc["@mozilla.org/tools/profiler;1"].getService(Ci.nsIProfiler);
  if (!profiler)
    return;

  do_check_true(!profiler.IsActive());

  profiler.StartProfiler(10, 100, [], 0);

  do_check_true(profiler.IsActive());

  profiler.StopProfiler();

  do_check_true(!profiler.IsActive());
}