po-entries-sort.any.js
// META: script=performanceobservers.js
async_test(function (t) {
var stored_entries = [];
var stored_entries_by_type = [];
var observer = new PerformanceObserver(
t.step_func(function (entryList, obs) {
stored_entries = entryList.getEntries();
stored_entries_by_type = entryList.getEntriesByType("mark");
stored_entries_by_name = entryList.getEntriesByName("name-repeat");
var startTimeOfMark2 = entryList.getEntriesByName("mark2")[0].startTime;
checkSorted(stored_entries);
checkEntries(stored_entries, [
{entryType: "measure", name: "measure1"},
{entryType: "measure", name: "measure2"},
{entryType: "measure", name: "measure3"},
{entryType: "measure", name: "name-repeat"},
{entryType: "mark", name: "mark1"},
{entryType: "mark", name: "mark2"},
{entryType: "measure", name: "measure-matching-mark2-1"},
{entryType: "measure", name: "measure-matching-mark2-2"},
{entryType: "mark", name: "name-repeat"},
{entryType: "mark", name: "name-repeat"},
]);
checkSorted(stored_entries_by_type);
checkEntries(stored_entries_by_type, [
{entryType: "mark", name: "mark1"},
{entryType: "mark", name: "mark2"},
{entryType: "mark", name: "name-repeat"},
{entryType: "mark", name: "name-repeat"},
]);
checkSorted(stored_entries_by_name);
checkEntries(stored_entries_by_name, [
{entryType: "measure", name: "name-repeat"},
{entryType: "mark", name: "name-repeat"},
{entryType: "mark", name: "name-repeat"},
]);
observer.disconnect();
t.done();
})
);
observer.observe({entryTypes: ["mark", "measure"]});
self.performance.mark("mark1");
self.performance.measure("measure1");
wait(); // Ensure mark1 !== mark2 startTime by making sure performance.now advances.
self.performance.mark("mark2");
self.performance.measure("measure2");
self.performance.measure("measure-matching-mark2-1", "mark2");
wait(); // Ensure mark2 !== mark3 startTime by making sure performance.now advances.
self.performance.mark("name-repeat");
self.performance.measure("measure3");
self.performance.measure("measure-matching-mark2-2", "mark2");
wait(); // Ensure name-repeat startTime will differ.
self.performance.mark("name-repeat");
wait(); // Ensure name-repeat startTime will differ.
self.performance.measure("name-repeat");
}, "getEntries, getEntriesByType, getEntriesByName sort order");