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palemoon27/toolkit/devtools/performance/test/browser_perf-details-03.js
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JavaScript

/* Any copyright is dedicated to the Public Domain.
http://creativecommons.org/publicdomain/zero/1.0/ */
/**
* Tests that the details view hides the memory buttons when `enable-memory` is toggled,
* and that it switches to default panel if toggling while a memory panel is selected.
*/
function spawnTest () {
let { panel } = yield initPerformance(SIMPLE_URL);
let { EVENTS, PerformanceController, OverviewView, DetailsView } = panel.panelWin;
let { $, WaterfallView, MemoryCallTreeView, MemoryFlameGraphView } = panel.panelWin;
ok(DetailsView.isViewSelected(WaterfallView),
"The waterfall view is selected by default in the details view.");
// The toolbar buttons will always be hidden when a recording isn't available,
// so make sure we have one that's finished.
yield startRecording(panel);
yield stopRecording(panel);
let flameBtn = $("toolbarbutton[data-view='memory-flamegraph']");
let callBtn = $("toolbarbutton[data-view='memory-calltree']");
Services.prefs.setBoolPref(MEMORY_PREF, false);
is(flameBtn.hidden, true, "memory-flamegraph button hidden when enable-memory=false");
is(callBtn.hidden, true, "memory-calltree button hidden when enable-memory=false");
Services.prefs.setBoolPref(MEMORY_PREF, true);
is(flameBtn.hidden, false, "memory-flamegraph button shown when enable-memory=true");
is(callBtn.hidden, false, "memory-calltree button shown when enable-memory=true");
let selected = DetailsView.whenViewSelected(MemoryCallTreeView);
let notified = DetailsView.once(EVENTS.DETAILS_VIEW_SELECTED);
DetailsView.selectView("memory-calltree");
yield Promise.all([selected, notified]);
ok(DetailsView.isViewSelected(MemoryCallTreeView),
"The memory call tree view can now be selected.");
selected = DetailsView.whenViewSelected(MemoryFlameGraphView);
notified = DetailsView.once(EVENTS.DETAILS_VIEW_SELECTED);
DetailsView.selectView("memory-flamegraph");
yield Promise.all([selected, notified]);
ok(DetailsView.isViewSelected(MemoryFlameGraphView),
"The memory flamegraph view can now be selected.");
selected = DetailsView.whenViewSelected(WaterfallView);
notified = DetailsView.once(EVENTS.DETAILS_VIEW_SELECTED);
Services.prefs.setBoolPref(MEMORY_PREF, false);
yield Promise.all([selected, notified]);
ok(DetailsView.isViewSelected(WaterfallView),
"The waterfall view is now selected when toggling off enable-memory when a memory panel is selected.");
Services.prefs.setBoolPref(MEMORY_PREF, true);
selected = DetailsView.whenViewSelected(MemoryCallTreeView);
notified = DetailsView.once(EVENTS.DETAILS_VIEW_SELECTED);
DetailsView.selectView("memory-calltree");
yield Promise.all([selected, notified]);
ok(DetailsView.isViewSelected(MemoryCallTreeView),
"The memory call tree view can be selected again after re-enabling memory.");
selected = DetailsView.whenViewSelected(MemoryFlameGraphView);
notified = DetailsView.once(EVENTS.DETAILS_VIEW_SELECTED);
DetailsView.selectView("memory-flamegraph");
yield Promise.all([selected, notified]);
ok(DetailsView.isViewSelected(MemoryFlameGraphView),
"The memory flamegraph view can be selected again after re-enabling memory.");
selected = DetailsView.whenViewSelected(WaterfallView);
notified = DetailsView.once(EVENTS.DETAILS_VIEW_SELECTED);
Services.prefs.setBoolPref(MEMORY_PREF, false);
yield Promise.all([selected, notified]);
ok(DetailsView.isViewSelected(WaterfallView),
"The waterfall view is now selected when toggling off enable-memory when a memory panel is selected.");
yield teardown(panel);
finish();
}