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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
| commit | 36d22d82aa202bb199967e9512281e9a53db42c9 (patch) | |
| tree | 105e8c98ddea1c1e4784a60a5a6410fa416be2de /dom/performance/tests/test_timeOrigin.html | |
| parent | Initial commit. (diff) | |
| download | firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.tar.xz firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.zip | |
Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'dom/performance/tests/test_timeOrigin.html')
| -rw-r--r-- | dom/performance/tests/test_timeOrigin.html | 76 |
1 files changed, 76 insertions, 0 deletions
diff --git a/dom/performance/tests/test_timeOrigin.html b/dom/performance/tests/test_timeOrigin.html new file mode 100644 index 0000000000..69796a432d --- /dev/null +++ b/dom/performance/tests/test_timeOrigin.html @@ -0,0 +1,76 @@ +<!DOCTYPE HTML> +<html> + <head> + <title>Test for performance.timeOrigin</title> + <meta http-equiv="content-type" content="text/html; charset=UTF-8"> + <script src="/tests/SimpleTest/SimpleTest.js"></script> + </head> + <body> + <script type="text/js-worker" id="worker-src"> + postMessage({ now: performance.now(), timeOrigin: performance.timeOrigin }); + </script> + + <script type="text/js-worker" id="shared-worker-src"> + onconnect = function(evt) { + evt.ports[0].postMessage({ now: performance.now(), timeOrigin: performance.timeOrigin }); + }; + </script> + + <script class="testbody" type="text/javascript"> + +function testBasic() { + ok("timeOrigin" in performance, "Performance.timeOrigin exists."); + ok(performance.timeOrigin > 0, "TimeOrigin must be greater than 0."); + next(); +} + +function testWorker() { + var now = performance.now(); + + var blob = new Blob([ document.getElementById("worker-src").textContent ], + { type: "text/javascript" }); + var w = new Worker(URL.createObjectURL(blob)); + w.onmessage = function(e) { + ok (e.data.now + e.data.timeOrigin > now + performance.timeOrigin, "Comparing worker.now and window.now"); + next(); + } +} + +function testSharedWorker() { + var now = performance.now(); + + var blob = new Blob([ document.getElementById("shared-worker-src").textContent ], + { type: "text/javascript" }); + var w = new SharedWorker(URL.createObjectURL(blob)); + w.port.onmessage = function(e) { + ok (e.data.now + e.data.timeOrigin > now + performance.timeOrigin, "Comparing worker.now and window.now"); + next(); + } +} + +var tests = [ testBasic, testWorker, testSharedWorker ]; +function next() { + if (!tests.length) { + SpecialPowers.setBoolPref("privacy.reduceTimerPrecision", reduceTimePrecisionPrevPrefValue); + SimpleTest.finish(); + return; + } + + var test = tests.shift(); + test(); +} + +SimpleTest.waitForExplicitFinish(); + +// It is a known issue that comparing time between a worker and a window +// when timer clamping is in effect may cause time to go backwards. +// Do not run this test with this preference set. For large values of +// clamping you will see failures. For small values, it is intermitant. +var reduceTimePrecisionPrevPrefValue = SpecialPowers.getBoolPref("privacy.reduceTimerPrecision"); +SpecialPowers.setBoolPref("privacy.reduceTimerPrecision", false); + +addLoadEvent(next); + </script> + </pre> + </body> +</html> |