forked from mirrors/gecko-dev
640fe52298
MozReview-Commit-ID: F6xUXCgdRE4 --HG-- extra : rebase_source : 65de1b0aba412d9044b5196115f74276caa058f2
97 lines
2.9 KiB
JavaScript
97 lines
2.9 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 functionality of real time markers.
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*/
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"use strict";
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const { PerformanceFront } = require("devtools/shared/fronts/performance");
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add_task(async function() {
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await addTab(MAIN_DOMAIN + "doc_perf.html");
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initDebuggerServer();
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const client = new DebuggerClient(DebuggerServer.connectPipe());
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const form = await connectDebuggerClient(client);
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const front = PerformanceFront(client, form);
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await front.connect();
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let lastMemoryDelta = 0;
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let lastTickDelta = 0;
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const counters = {
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markers: [],
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memory: [],
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ticks: []
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};
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const deferreds = {
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markers: defer(),
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memory: defer(),
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ticks: defer()
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};
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front.on("timeline-data", handler);
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const rec = await front.startRecording(
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{ withMarkers: true, withMemory: true, withTicks: true });
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await Promise.all(Object.keys(deferreds).map(type => deferreds[type].promise));
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await front.stopRecording(rec);
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front.off("timeline-data", handler);
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is(counters.markers.length, 1, "one marker event fired.");
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is(counters.memory.length, 3, "three memory events fired.");
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is(counters.ticks.length, 3, "three ticks events fired.");
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await front.destroy();
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await client.close();
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gBrowser.removeCurrentTab();
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function handler(name, data) {
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if (name === "markers") {
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if (counters.markers.length >= 1) {
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return;
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}
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ok(data.markers[0].start, "received atleast one marker with `start`");
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ok(data.markers[0].end, "received atleast one marker with `end`");
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ok(data.markers[0].name, "received atleast one marker with `name`");
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counters.markers.push(data.markers);
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} else if (name === "memory") {
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if (counters.memory.length >= 3) {
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return;
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}
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const { delta, measurement } = data;
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is(typeof delta, "number", "received `delta` in memory event");
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ok(delta > lastMemoryDelta, "received `delta` in memory event");
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ok(measurement.total, "received `total` in memory event");
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counters.memory.push({ delta, measurement });
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lastMemoryDelta = delta;
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} else if (name === "ticks") {
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if (counters.ticks.length >= 3) {
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return;
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}
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const { delta, timestamps } = data;
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ok(delta > lastTickDelta, "received `delta` in ticks event");
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// Timestamps aren't guaranteed to always contain tick events, since
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// they're dependent on the refresh driver, which may be blocked.
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counters.ticks.push({ delta, timestamps });
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lastTickDelta = delta;
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} else if (name === "frames") {
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// Nothing to do here.
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} else {
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ok(false, `Received unknown event: ${name}`);
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}
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if (name === "markers" && counters[name].length === 1 ||
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name === "memory" && counters[name].length === 3 ||
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name === "ticks" && counters[name].length === 3) {
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deferreds[name].resolve();
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}
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}
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});
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