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import FIREFOX_52_6_0esr_RELEASE from mozilla-esr52 hg repo

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Roy Tam 2018-01-19 03:59:58 +08:00
commit dcd9973243
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devtools/client/performance/test/browser_timeline-waterfall-rerender.js Normal file
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/* Any copyright is dedicated to the Public Domain.
http://creativecommons.org/publicdomain/zero/1.0/ */
/* eslint-disable */
/**
* Tests if the waterfall remembers the selection when rerendering.
*/
function* spawnTest() {
let { target, panel } = yield initPerformance(SIMPLE_URL);
let { $, $$, EVENTS, PerformanceController, OverviewView, WaterfallView } = panel.panelWin;
const MIN_MARKERS_COUNT = 50;
const MAX_MARKERS_SELECT = 20;
yield startRecording(panel);
ok(true, "Recording has started.");
let updated = 0;
OverviewView.on(EVENTS.UI_OVERVIEW_RENDERED, () => updated++);
ok((yield waitUntil(() => updated > 0)),
"The overview graphs were updated a bunch of times.");
ok((yield waitUntil(() => PerformanceController.getCurrentRecording().getMarkers().length > MIN_MARKERS_COUNT)),
"There are some markers available.");
yield stopRecording(panel);
ok(true, "Recording has ended.");
let currentMarkers = PerformanceController.getCurrentRecording().getMarkers();
info("Gathered markers: " + JSON.stringify(currentMarkers, null, 2));
let initialBarsCount = $$(".waterfall-marker-bar").length;
info("Initial bars count: " + initialBarsCount);
// Select a portion of the overview.
let rerendered = WaterfallView.once(EVENTS.UI_WATERFALL_RENDERED);
OverviewView.setTimeInterval({ startTime: 0, endTime: currentMarkers[MAX_MARKERS_SELECT].end });
yield rerendered;
ok(!$(".waterfall-tree-item:focus"),
"There is no item focused in the waterfall yet.");
ok($("#waterfall-details").hidden,
"The waterfall sidebar is initially hidden.");
// Focus the second item in the tree.
WaterfallView._markersRoot.getChild(1).focus();
let beforeResizeBarsCount = $$(".waterfall-marker-bar").length;
info("Before resize bars count: " + beforeResizeBarsCount);
ok(beforeResizeBarsCount < initialBarsCount,
"A subset of the total markers was selected.");
is(Array.indexOf($$(".waterfall-tree-item"), $(".waterfall-tree-item:focus")), 2,
"The correct item was focused in the tree.");
ok(!$("#waterfall-details").hidden,
"The waterfall sidebar is now visible.");
// Simulate a resize on the marker details.
rerendered = WaterfallView.once(EVENTS.UI_WATERFALL_RENDERED);
EventUtils.sendMouseEvent({ type: "mouseup" }, WaterfallView.detailsSplitter);
yield rerendered;
let afterResizeBarsCount = $$(".waterfall-marker-bar").length;
info("After resize bars count: " + afterResizeBarsCount);
is(afterResizeBarsCount, beforeResizeBarsCount,
"The same subset of the total markers remained visible.");
is(Array.indexOf($$(".waterfall-tree-item"), $(".waterfall-tree-item:focus")), 2,
"The correct item is still focused in the tree.");
ok(!$("#waterfall-details").hidden,
"The waterfall sidebar is still visible.");
yield teardown(panel);
finish();
}
/* eslint-enable */