gecko-dev/browser/devtools/performance/test/browser_perf-options-invert-flame-graph-01.js

36 lines
1.1 KiB
JavaScript

/* Any copyright is dedicated to the Public Domain.
http://creativecommons.org/publicdomain/zero/1.0/ */
/**
* Tests that the js Flamegraphs gets rerendered when toggling `invert-flame-graph`
*/
function spawnTest () {
let { panel } = yield initPerformance(SIMPLE_URL);
let { EVENTS, DetailsView, JsFlameGraphView } = panel.panelWin;
Services.prefs.setBoolPref(INVERT_FLAME_PREF, true);
yield startRecording(panel);
yield busyWait(100);
yield stopRecording(panel);
let rendered = once(JsFlameGraphView, EVENTS.JS_FLAMEGRAPH_RENDERED);
yield DetailsView.selectView("js-flamegraph");
yield rendered;
rendered = once(JsFlameGraphView, EVENTS.JS_FLAMEGRAPH_RENDERED);
Services.prefs.setBoolPref(INVERT_FLAME_PREF, false);
yield rendered;
ok(true, "JsFlameGraphView rerendered when toggling invert-flame-graph.");
rendered = once(JsFlameGraphView, EVENTS.JS_FLAMEGRAPH_RENDERED);
Services.prefs.setBoolPref(INVERT_FLAME_PREF, true);
yield rendered;
ok(true, "JsFlameGraphView rerendered when toggling back invert-flame-graph.");
yield teardown(panel);
finish();
}