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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 /dom/events/test/test_eventTimeStamp.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 'dom/events/test/test_eventTimeStamp.html')
| -rw-r--r-- | dom/events/test/test_eventTimeStamp.html | 121 |
1 files changed, 121 insertions, 0 deletions
diff --git a/dom/events/test/test_eventTimeStamp.html b/dom/events/test/test_eventTimeStamp.html new file mode 100644 index 000000000..a3d096432 --- /dev/null +++ b/dom/events/test/test_eventTimeStamp.html @@ -0,0 +1,121 @@ +<!doctype html> +<html> +<!-- +https://bugzilla.mozilla.org/show_bug.cgi?id=77992 +--> +<head> + <meta charset="utf-8"> + <title>Test for Event.timeStamp (Bug 77992)</title> + <script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script> + <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/> +</head> +<body> +<a target="_blank" + href="https://bugzilla.mozilla.org/show_bug.cgi?id=77992">Mozilla Bug 77992</a> +<p id="display"></p> +<pre id="test"> +<script type="text/js-worker" id="worker-src"> + // Simply returns the event timestamp + onmessage = function(evt) { + postMessage(evt.timeStamp); + } +</script> +<script type="text/js-worker" id="shared-worker-src"> + // Simply returns the event timestamp + onconnect = function(evt) { + var port = evt.ports[0]; + port.onmessage = function(messageEvt) { + port.postMessage(messageEvt.timeStamp); + }; + }; +</script> +<script type="application/javascript"> +"use strict"; + +SimpleTest.waitForExplicitFinish(); +SimpleTest.requestFlakyTimeout("untriaged"); + +// We don't use SpecialPowers.pushPrefEnv since it can delay the test +// function until after the load event has fired which means we can't +// test the timestamp of the load event. +const kPrefName = "dom.event.highrestimestamp.enabled"; +var prevPrefValue = SpecialPowers.getBoolPref(kPrefName); +SpecialPowers.setBoolPref(kPrefName, true); +testRegularEvents(); + +// Event.timeStamp should be relative to the time origin which is: +// +// Non-worker context: navigation start +// Dedicated worker: navigation start of the document that created the worker +// Shared worker: creation time of the shared worker +// +// See: https://w3c.github.io/web-performance/specs/HighResolutionTime2/Overview.html#sec-time-origin + +function testRegularEvents() { + if (document.readyState === "complete") { + ok(false, "Onload event has already fired"); + finishTests(); + return; + } + var timeBeforeEvent = window.performance.now(); + window.addEventListener("load", function(evt) { + var timeAfterEvent = window.performance.now(); + ok(evt.timeStamp > timeBeforeEvent && + evt.timeStamp < timeAfterEvent, + "Event timestamp (" + evt.timeStamp + ") is in expected range: (" + + timeBeforeEvent + ", " + timeAfterEvent + ")"); + testWorkerEvents(); + }); +} + +function testWorkerEvents() { + var blob = new Blob([ document.getElementById("worker-src").textContent ], + { type: "text/javascript" }); + var worker = new Worker(window.URL.createObjectURL(blob)); + worker.onmessage = function(evt) { + var timeAfterEvent = window.performance.now(); + ok(evt.data > timeBeforeEvent && + evt.data < timeAfterEvent, + "Event timestamp in dedicated worker (" + evt.data + + ") is in expected range: (" + + timeBeforeEvent + ", " + timeAfterEvent + ")"); + worker.terminate(); + testSharedWorkerEvents(); + }; + var timeBeforeEvent = window.performance.now(); + worker.postMessage(""); +} + +function testSharedWorkerEvents() { + var blob = + new Blob([ document.getElementById("shared-worker-src").textContent ], + { type: "text/javascript" }); + // Delay creation of worker slightly so it is easier to distinguish + // shared worker creation time from this document's navigation start + window.setTimeout(function() { + var timeBeforeWorkerCreation = window.performance.now(); + var worker = new SharedWorker(window.URL.createObjectURL(blob)); + worker.port.onmessage = function(evt) { + var timeAfterEvent = window.performance.now(); + ok(evt.data > 0 && + evt.data < timeAfterEvent - timeBeforeWorkerCreation, + "Event timestamp in shared worker (" + evt.data + + ") is in expected range: (0, " + + (timeAfterEvent - timeBeforeWorkerCreation) + ")"); + worker.port.close(); + finishTests(); + }; + worker.port.start(); + worker.port.postMessage(""); + }, 500); +} + +var finishTests = function() { + SpecialPowers.setBoolPref(kPrefName, prevPrefValue); + SimpleTest.finish(); +}; + +</script> +</pre> +</body> +</html> |