зеркало из https://github.com/mozilla/gecko-dev.git
142 строки
4.1 KiB
HTML
142 строки
4.1 KiB
HTML
<!DOCTYPE HTML>
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<html>
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<!--
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Bug 1007200 - Create a framerate actor
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-->
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<head>
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<meta charset="utf-8">
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<title>Framerate actor test</title>
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<script type="application/javascript" src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"></script>
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<link rel="stylesheet" type="text/css" href="chrome://mochikit/content/tests/SimpleTest/test.css">
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</head>
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<body>
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<pre id="test">
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<script>
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window.onload = function() {
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var Cu = Components.utils;
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var Cc = Components.classes;
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var Ci = Components.interfaces;
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var { require } = Cu.import("resource://devtools/shared/Loader.jsm", {});
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var Services = require("Services");
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var { DebuggerClient } = require("devtools/shared/client/main");
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var { DebuggerServer } = require("devtools/server/main");
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// Always log packets when running tests.
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Services.prefs.setBoolPref("devtools.debugger.log", true);
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SimpleTest.registerCleanupFunction(function() {
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Services.prefs.clearUserPref("devtools.debugger.log");
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});
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SimpleTest.waitForExplicitFinish();
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var {FramerateFront} = require("devtools/shared/fronts/framerate");
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function plotFPS(ticks, interval = 100, clamp = 60) {
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var timeline = [];
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var totalTicks = ticks.length;
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// If the refresh driver didn't get a chance to tick before the
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// recording was stopped, assume framerate was 0.
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if (totalTicks == 0) {
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timeline.push({ delta: 0, value: 0 });
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timeline.push({ delta: interval, value: 0 });
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return timeline;
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}
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var frameCount = 0;
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var prevTime = ticks[0];
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for (var i = 1; i < totalTicks; i++) {
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var currTime = ticks[i];
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frameCount++;
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var elapsedTime = currTime - prevTime;
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if (elapsedTime < interval) {
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continue;
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}
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var framerate = Math.min(1000 / (elapsedTime / frameCount), clamp);
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timeline.push({ delta: prevTime, value: framerate });
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timeline.push({ delta: currTime, value: framerate });
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frameCount = 0;
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prevTime = currTime;
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}
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return timeline;
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};
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if (!DebuggerServer.initialized) {
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DebuggerServer.init();
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DebuggerServer.addBrowserActors();
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}
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var client = new DebuggerClient(DebuggerServer.connectPipe());
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client.connect().then(function onConnect() {
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client.listTabs(function onListTabs(aResponse) {
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var form = aResponse.tabs[aResponse.selected];
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var front = FramerateFront(client, form);
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window.setTimeout(() => {
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front.startRecording().then(() => {
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window.setTimeout(() => {
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front.stopRecording().then(rawData => {
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onRecordingStopped(front, rawData);
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});
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}, 1000);
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});
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}, 1000);
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});
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});
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function onRecordingStopped(front, rawData) {
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ok(rawData, "There should be a recording available.");
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var timeline = plotFPS(rawData);
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ok(timeline.length >= 2,
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"There should be at least one measurement available, with two entries.");
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var prevTimeStart = timeline[0].delta;
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for (var i = 0; i < timeline.length; i += 2) {
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var currTimeStart = timeline[i].delta;
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var currTimeEnd = timeline[i + 1].delta;
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info("Testing delta: " + currTimeStart + " vs. " + currTimeEnd);
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ok(currTimeStart < currTimeEnd,
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"The start and end time deltas should be consecutive.");
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is(currTimeStart, prevTimeStart,
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"There should be two time deltas for each framerate value.");
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prevTimeStart = currTimeEnd;
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}
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var prevFramerateValue = -1;
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for (var i = 0; i < timeline.length; i += 2) {
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var currFramerateStart = timeline[i].value;
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var currFramerateEnd = timeline[i + 1].value;
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info("Testing framerate: " + currFramerateStart);
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is(currFramerateStart, currFramerateEnd,
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"The start and end framerate values should be equal.");
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is(typeof currFramerateStart, "number", "All values should be numbers.");
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ok(currFramerateStart <= 60, "All values were correctly clamped.")
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prevFramerateValue = currFramerateStart;
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}
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client.close().then(() => {
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DebuggerServer.destroy();
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SimpleTest.finish()
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});
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}
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}
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</script>
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</pre>
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</body>
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</html>
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