зеркало из https://github.com/mozilla/gecko-dev.git
71 строка
3.2 KiB
HTML
71 строка
3.2 KiB
HTML
<!DOCTYPE html>
|
|
<html>
|
|
<head>
|
|
<meta charset="UTF-8" />
|
|
<title>window.performance User Timing measure() method is throwing the proper exceptions</title>
|
|
<link rel="author" title="Microsoft" href="http://www.microsoft.com/" />
|
|
<link rel="help" href="https://w3c.github.io/user-timing/#dom-performance-measure"/>
|
|
<script src="/resources/testharness.js"></script>
|
|
<script src="/resources/testharnessreport.js"></script>
|
|
<script src="resources/webperftestharness.js"></script>
|
|
|
|
<script>
|
|
// test data
|
|
var zeroedNavTimingAtt = undefined;
|
|
|
|
setup(function () {
|
|
// for testing the INVALID_ACCESS_ERR exception, find a navigation timing attribute with a value of zero
|
|
for (var i in timingAttributes) {
|
|
if (window.performance.timing[timingAttributes[i]] == 0) {
|
|
zeroedNavTimingAtt = timingAttributes[i];
|
|
}
|
|
}
|
|
if (zeroedNavTimingAtt == undefined) {
|
|
throw new Error("A navigation timing attribute with a value of 0 was not found to test for the " +
|
|
"INVALID_ACCESS_ERR exception thrown by window.performance.measure().")
|
|
}
|
|
});
|
|
|
|
test(function () {
|
|
assert_throws("InvalidAccessError", function () {
|
|
window.performance.measure("measure", zeroedNavTimingAtt);
|
|
});
|
|
}, "window.performance.measure(\"measure\", \"" + zeroedNavTimingAtt + "\"), where \"" +
|
|
zeroedNavTimingAtt + "\" is a navigation timing attribute with a value of 0, throws a " +
|
|
"InvalidAccessError exception.");
|
|
|
|
test(function () {
|
|
assert_throws("InvalidAccessError", function () {
|
|
window.performance.measure("measure", zeroedNavTimingAtt, "responseEnd");
|
|
});
|
|
}, "window.performance.measure(\"measure\", \"" + zeroedNavTimingAtt + "\", " +
|
|
"\"responseEnd\"), where \"" + zeroedNavTimingAtt + "\" is a navigation timing " +
|
|
"attribute with a value of 0, throws a InvalidAccessError exception.");
|
|
|
|
test(function () {
|
|
assert_throws("InvalidAccessError", function () {
|
|
window.performance.measure("measure", "navigationStart", zeroedNavTimingAtt);
|
|
});
|
|
}, "window.performance.measure(\"measure\", \"navigationStart\", \"" + zeroedNavTimingAtt +
|
|
"\"), where \"" + zeroedNavTimingAtt + "\" is a navigation timing attribute with a " +
|
|
"value of 0, throws a InvalidAccessError exception.");
|
|
|
|
test(function () {
|
|
assert_throws("InvalidAccessError", function () {
|
|
window.performance.measure("measure", zeroedNavTimingAtt, zeroedNavTimingAtt);
|
|
});
|
|
}, "window.performance.measure(\"measure\", \"" + zeroedNavTimingAtt + "\", \"" +
|
|
zeroedNavTimingAtt + "\"), where \"" + zeroedNavTimingAtt + "\" is a navigation timing " +
|
|
"attribute with a value of 0, throws a InvalidAccessError exception.");
|
|
</script>
|
|
</head>
|
|
<body>
|
|
<h1>Description</h1>
|
|
<p><code>window.performance.measure()</code> method throws a InvalidAccessError
|
|
whenever a navigation timing attribute with a value of zero is provided as the startMark or endMark.
|
|
</p>
|
|
|
|
<div id="log"></div>
|
|
</body>
|
|
</html>
|