palemoon27/toolkit/devtools/performance/test/browser_perf-details-memory-calltree-render.js

/* Any copyright is dedicated to the Public Domain.
   http://creativecommons.org/publicdomain/zero/1.0/ */

/**
 * Tests that the memory call tree view renders content after recording.
 */
function spawnTest () {
  let { panel } = yield initPerformance(SIMPLE_URL);
  let { EVENTS, DetailsView, MemoryCallTreeView } = panel.panelWin;

  // Enable memory to test.
  Services.prefs.setBoolPref(MEMORY_PREF, true);

  yield DetailsView.selectView("memory-calltree");
  ok(DetailsView.isViewSelected(MemoryCallTreeView), "The call tree is now selected.");

  yield startRecording(panel);
  yield busyWait(100);

  let rendered = once(MemoryCallTreeView, EVENTS.MEMORY_CALL_TREE_RENDERED);
  yield stopRecording(panel);
  yield rendered;

  ok(true, "MemoryCallTreeView rendered after recording is stopped.");

  yield startRecording(panel);
  yield busyWait(100);

  rendered = once(MemoryCallTreeView, EVENTS.MEMORY_CALL_TREE_RENDERED);
  yield stopRecording(panel);
  yield rendered;

  ok(true, "MemoryCallTreeView rendered again after recording completed a second time.");

  yield teardown(panel);
  finish();
}