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palemoon27/toolkit/devtools/performance/test/browser_perf-options-enable-memory-01.js
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JavaScript

/* Any copyright is dedicated to the Public Domain.
http://creativecommons.org/publicdomain/zero/1.0/ */
/**
* Tests that `enable-memory` toggles the visibility of the memory graph,
* as well as enabling memory data on the PerformanceFront.
*/
function spawnTest () {
let { panel } = yield initPerformance(SIMPLE_URL);
let { EVENTS, PerformanceController, $ } = panel.panelWin;
Services.prefs.setBoolPref(MEMORY_PREF, false);
ok($("#memory-overview").hidden, "memory graph is hidden when memory disabled");
yield startRecording(panel);
yield stopRecording(panel);
is(PerformanceController.getCurrentRecording().getConfiguration().withMemory, false,
"PerformanceFront started without memory recording.");
is(PerformanceController.getCurrentRecording().getConfiguration().withAllocations, false,
"PerformanceFront started without allocations recording.");
Services.prefs.setBoolPref(MEMORY_PREF, true);
ok(!$("#memory-overview").hidden, "memory graph is not hidden when memory enabled");
yield startRecording(panel);
yield stopRecording(panel);
is(PerformanceController.getCurrentRecording().getConfiguration().withMemory, true,
"PerformanceFront started with memory recording.");
is(PerformanceController.getCurrentRecording().getConfiguration().withAllocations, true,
"PerformanceFront started with allocations recording.");
yield teardown(panel);
finish();
}