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1174ad2f82
Depends on D10564 Differential Revision: https://phabricator.services.mozilla.com/D11293 --HG-- extra : moz-landing-system : lando
45 lines
1.4 KiB
JavaScript
45 lines
1.4 KiB
JavaScript
/* Any copyright is dedicated to the Public Domain.
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http://creativecommons.org/publicdomain/zero/1.0/ */
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/**
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* Test that we get "GarbageCollection" markers.
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*/
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"use strict";
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const MARKER_NAME = "GarbageCollection";
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add_task(async function() {
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const target = await addTabTarget(MAIN_DOMAIN + "doc_force_gc.html");
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const front = await target.getFront("performance");
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const rec = await front.startRecording({ withMarkers: true });
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let markers = await waitForMarkerType(front, MARKER_NAME);
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await front.stopRecording(rec);
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ok(markers.some(m => m.name === MARKER_NAME), `got some ${MARKER_NAME} markers`);
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ok(markers.every(({causeName}) => typeof causeName === "string"),
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"All markers have a causeName.");
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ok(markers.every(({cycle}) => typeof cycle === "number"),
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"All markers have a `cycle` ID.");
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markers = rec.getMarkers();
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// Bug 1197646
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let ordered = true;
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markers.reduce((previousStart, current, i) => {
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if (i === 0) {
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return current.start;
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}
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if (current.start < previousStart) {
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ok(false, `markers must be in order. ${current.name} marker has later\
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start time (${current.start}) thanprevious: ${previousStart}`);
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ordered = false;
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}
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return current.start;
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});
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is(ordered, true, "All GC and non-GC markers are in order by start time.");
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await target.destroy();
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gBrowser.removeCurrentTab();
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});
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