gecko-dev/browser/devtools/performance/test/browser_perf-options-show-idle-blocks-02.js

38 lines
1.2 KiB
JavaScript

/* Any copyright is dedicated to the Public Domain.
http://creativecommons.org/publicdomain/zero/1.0/ */
/**
* Tests that the memory flamegraphs get rerendered when toggling `show-idle-blocks`
*/
function* spawnTest() {
let { panel } = yield initPerformance(SIMPLE_URL);
let { EVENTS, DetailsView, MemoryFlameGraphView } = panel.panelWin;
// Enable memory to test
Services.prefs.setBoolPref(ALLOCATIONS_PREF, true);
Services.prefs.setBoolPref(IDLE_PREF, true);
yield startRecording(panel);
yield busyWait(100);
yield stopRecording(panel);
let rendered = once(MemoryFlameGraphView, EVENTS.MEMORY_FLAMEGRAPH_RENDERED);
yield DetailsView.selectView("memory-flamegraph");
yield rendered;
rendered = once(MemoryFlameGraphView, EVENTS.MEMORY_FLAMEGRAPH_RENDERED);
Services.prefs.setBoolPref(IDLE_PREF, false);
yield rendered;
ok(true, "MemoryFlameGraphView rerendered when toggling show-idle-blocks.");
rendered = once(MemoryFlameGraphView, EVENTS.MEMORY_FLAMEGRAPH_RENDERED);
Services.prefs.setBoolPref(IDLE_PREF, true);
yield rendered;
ok(true, "MemoryFlameGraphView rerendered when toggling back show-idle-blocks.");
yield teardown(panel);
finish();
}