gecko-dev/devtools/client/performance/test/browser_perf-options-flatte...

88 строки
3.6 KiB
JavaScript

/* Any copyright is dedicated to the Public Domain.
http://creativecommons.org/publicdomain/zero/1.0/ */
"use strict";
/**
* Tests that the memory flamegraphs get rerendered when toggling
* `flatten-tree-recursion`.
*/
const { SIMPLE_URL } = require("devtools/client/performance/test/helpers/urls");
const { UI_FLATTEN_RECURSION_PREF, UI_ENABLE_ALLOCATIONS_PREF } = require("devtools/client/performance/test/helpers/prefs");
const { initPerformanceInNewTab, teardownToolboxAndRemoveTab } = require("devtools/client/performance/test/helpers/panel-utils");
const { startRecording, stopRecording } = require("devtools/client/performance/test/helpers/actions");
const { once } = require("devtools/client/performance/test/helpers/event-utils");
add_task(async function() {
const { panel } = await initPerformanceInNewTab({
url: SIMPLE_URL,
win: window,
});
const {
EVENTS,
PerformanceController,
DetailsView,
MemoryFlameGraphView,
} = panel.panelWin;
const { FlameGraphUtils } = require("devtools/client/shared/widgets/FlameGraph");
const RecordingUtils = require("devtools/shared/performance/recording-utils");
// Enable memory to test
Services.prefs.setBoolPref(UI_ENABLE_ALLOCATIONS_PREF, true);
Services.prefs.setBoolPref(UI_FLATTEN_RECURSION_PREF, true);
await startRecording(panel);
await stopRecording(panel);
let rendered = once(MemoryFlameGraphView, EVENTS.UI_MEMORY_FLAMEGRAPH_RENDERED);
await DetailsView.selectView("memory-flamegraph");
await rendered;
const allocations1 = PerformanceController.getCurrentRecording().getAllocations();
const thread1 = RecordingUtils.getProfileThreadFromAllocations(allocations1);
const rendering1 = FlameGraphUtils._cache.get(thread1);
ok(allocations1,
"The allocations were retrieved from the controller.");
ok(thread1,
"The allocations profile was synthesized by the utility funcs.");
ok(rendering1,
"The rendering data was cached.");
rendered = once(MemoryFlameGraphView, EVENTS.UI_MEMORY_FLAMEGRAPH_RENDERED);
Services.prefs.setBoolPref(UI_FLATTEN_RECURSION_PREF, false);
await rendered;
ok(true, "MemoryFlameGraphView rerendered when toggling flatten-tree-recursion.");
const allocations2 = PerformanceController.getCurrentRecording().getAllocations();
const thread2 = RecordingUtils.getProfileThreadFromAllocations(allocations2);
const rendering2 = FlameGraphUtils._cache.get(thread2);
is(allocations1, allocations2,
"The same allocations data should be retrieved from the controller (1).");
is(thread1, thread2,
"The same allocations profile should be retrieved from the utility funcs. (1).");
isnot(rendering1, rendering2,
"The rendering data should be different because other options were used (1).");
rendered = once(MemoryFlameGraphView, EVENTS.UI_MEMORY_FLAMEGRAPH_RENDERED);
Services.prefs.setBoolPref(UI_FLATTEN_RECURSION_PREF, true);
await rendered;
ok(true, "MemoryFlameGraphView rerendered when toggling back flatten-tree-recursion.");
const allocations3 = PerformanceController.getCurrentRecording().getAllocations();
const thread3 = RecordingUtils.getProfileThreadFromAllocations(allocations3);
const rendering3 = FlameGraphUtils._cache.get(thread3);
is(allocations2, allocations3,
"The same allocations data should be retrieved from the controller (2).");
is(thread2, thread3,
"The same allocations profile should be retrieved from the utility funcs. (2).");
isnot(rendering2, rendering3,
"The rendering data should be different because other options were used (2).");
await teardownToolboxAndRemoveTab(panel);
});