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| author | Matt A. Tobin <mattatobin@localhost.localdomain> | 2018-02-02 04:16:08 -0500 |
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| committer | Matt A. Tobin <mattatobin@localhost.localdomain> | 2018-02-02 04:16:08 -0500 |
| commit | 5f8de423f190bbb79a62f804151bc24824fa32d8 (patch) | |
| tree | 10027f336435511475e392454359edea8e25895d /devtools/server/tests/mochitest/test_framerate_06.html | |
| parent | 49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff) | |
| download | UXP-5f8de423f190bbb79a62f804151bc24824fa32d8.tar UXP-5f8de423f190bbb79a62f804151bc24824fa32d8.tar.gz UXP-5f8de423f190bbb79a62f804151bc24824fa32d8.tar.lz UXP-5f8de423f190bbb79a62f804151bc24824fa32d8.tar.xz UXP-5f8de423f190bbb79a62f804151bc24824fa32d8.zip | |
Add m-esr52 at 52.6.0
Diffstat (limited to 'devtools/server/tests/mochitest/test_framerate_06.html')
| -rw-r--r-- | devtools/server/tests/mochitest/test_framerate_06.html | 82 |
1 files changed, 82 insertions, 0 deletions
diff --git a/devtools/server/tests/mochitest/test_framerate_06.html b/devtools/server/tests/mochitest/test_framerate_06.html new file mode 100644 index 000000000..ecb0a71e0 --- /dev/null +++ b/devtools/server/tests/mochitest/test_framerate_06.html @@ -0,0 +1,82 @@ +<!DOCTYPE HTML> +<html> +<!-- +Bug 1171489 - Tests if the framerate actor does not record timestamps from multiple frames. +--> +<head> + <meta charset="utf-8"> + <title>Framerate actor test</title> + <script type="application/javascript" src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"></script> + <script type="application/javascript;version=1.8" src="inspector-helpers.js"></script> + <link rel="stylesheet" type="text/css" href="chrome://mochikit/content/tests/SimpleTest/test.css"> +</head> +<body> +<pre id="test"> +<script> + +window.onload = function() { + SimpleTest.waitForExplicitFinish(); + var {FramerateFront} = require("devtools/shared/fronts/framerate"); + var {TargetFactory} = require("devtools/client/framework/target"); + + var url = document.getElementById("testContent").href; + attachURL(url, onTab); + + function onTab(_, client, form, contentDoc) { + var contentWin = contentDoc.defaultView; + var chromeWin = Services.wm.getMostRecentWindow("navigator:browser"); + var selectedTab = chromeWin.gBrowser.selectedTab; + + var target = TargetFactory.forTab(selectedTab); + var front = FramerateFront(client, form); + + front.startRecording().then(() => { + window.setTimeout(() => { + // Wait for the iframe to be loaded again + window.addEventListener("message", function loaded (event) { + if (event.data === "ready") { + window.removeEventListener("message", loaded); + window.setTimeout(() => { + front.stopRecording().then(ticks => { + onRecordingStopped(client, ticks); + }); + }, 1000); + } + }); + contentWin.location.reload(); + }, 1000); + }); + } + + function onRecordingStopped(client, ticks) { + var diffs = []; + + info(`Got ${ticks.length} ticks.`); + + for (var i = 1; i < ticks.length; i++) { + var prev = ticks[i - 1]; + var curr = ticks[i]; + diffs.push(curr - prev); + info(curr + " - " + (curr - prev)); + } + + // 1000 / 60 => 16.666... so we shouldn't get more than diffs of 16.66.. but + // when we get ticks from other frames they're usually at diffs of < 1. Sometimes + // ticks can still be less than 16ms even on one frame (usually following a very slow + // frame), so use a low number (2) to be our threshold + var THRESHOLD = 2; + ok(ticks.length >= 20, "we should have atleast 20 ticks over the course of two seconds."); + var belowThreshold = diffs.filter(v => v <= THRESHOLD); + ok(belowThreshold.length <= 10, "we should have very few frames less than the threshold"); + + client.close().then(() => { + DebuggerServer.destroy(); + SimpleTest.finish() + }); + } +} +</script> +</pre> +<a id="testContent" target="_blank" href="inspector-traversal-data.html">Test Document</a> +</body> +</html> |