<!
DOCTYPE html>
<
html>
<
head>
<
meta charset=
"utf-8" />
<
title>functionality test of window.performance.measure</
title>
<
link rel=
"author" title=
"Intel" href=
"http://www.intel.com/" />
<
link rel=
"help" href=
"http://www.w3.org/TR/user-timing/#extensions-performance-interface"/>
<
script src=
"/resources/testharness.js"></
script>
<
script src=
"/resources/testharnessreport.js"></
script>
<
script src=
"/common/performance-timeline-utils.js"></
script>
<
script src=
"resources/webperftestharness.js"></
script>
<
script src=
"resources/webperftestharnessextension.js"></
script>
<
script>
setup({ explicit_done: true });
function onload_test()
{
const context = new PerformanceContext(window.performance);
const entrylist_checker = new performance_entrylist_checker(
'measure');
const measure_names = measures.
map(function(x) {return x[0];});
test_equals(context.getEntriesByType(
'measure').length, 0,
'There should be ' + 0 +
' entries returned.');
mark_names.forEach(function(name) {
context.
mark(name);
});
measures.forEach(context.initialMeasures, context);
let measure_entrylist = context.getEntriesByType(
'measure');
entrylist_checker.entrylist_check(measure_entrylist, measures.length, measure_name
s,
'Checking all entries.');
for (let i = 0; i < measure_entrylist.length; ++i)
{
const measure_entrylist_by_name = context.getEntriesByName(measure_entrylist[i].name, 'measure');
entrylist_checker.entrylist_check(measure_entrylist_by_name, 1, measure_names,
'First loop: checking entry of name "' + measure_entrylist[i].name + '".');
}
// Following cases test for scenarios that measure names are tied for two times
mark_names.forEach(function(name) {
context.mark(name);
});
measures.forEach(context.initialMeasures, context);
measure_entrylist = context.getEntriesByType('measure');
entrylist_checker.entrylist_check(measure_entrylist, measures.length * 2, measure_names,
'Checking all doubly measured entries.');
for (let i = 0; i < measure_entrylist.length; ++i)
{
const measure_entrylist_by_name = context.getEntriesByName(measure_entrylist[i].name, 'measure');
entrylist_checker.entrylist_check(measure_entrylist_by_name, 2, measure_names,
'Second loop step ' + i + ': checking entry of name "' + measure_entrylist[i].name + '".');
}
done();
}
</script>
</head>
<body onload=onload_test()>
<h1>Description</h1>
<p>This test validates functionality of the interface window.performance.measure.</p>
<div id="log"></div>
</body>
</html>
