third_party/WebKit/LayoutTests/fast/performance/longtasktiming.html - Issue 2610063006: Create TaskAttributionTiming PerformanceEntry for attribution in PerformanceLongTaskTiming. Move cu…

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Issue 2610063006: Create TaskAttributionTiming PerformanceEntry for attribution in PerformanceLongTaskTiming. Move cu… (Closed)

Patch Set: update copyright year Created 3 years, 11 months ago

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1 <!DOCTYPE html>	1 <!DOCTYPE html>

2 <script src="../../resources/testharness.js"></script>	2 <script src="../../resources/testharness.js"></script>

3 <script src="../../resources/testharnessreport.js"></script>	3 <script src="../../resources/testharnessreport.js"></script>

4 <script>	4 <script>

5	5

6 async_test(function (t) {	6 async_test(function (t) {

7 var observer = new PerformanceObserver(	7 var observer = new PerformanceObserver(

8 t.step_func(function (entryList) {	8 t.step_func(function (entryList) {

9 var entries = entryList.getEntries();	9 var entries = entryList.getEntries();

10 /* TODO(panicker): Update after fixing http://crbug.com/651461 */	10 assert_equals(entries.length, 1,

11 for (var i = 0; i < entries.length; i++) {	11 "Exactly one entry is expected.");

12 assert_equals(entries[i].entryType, "longtask",	12 var longtask = entries[0];

13 "entryType expected to be: longtask");	13 assert_equals(longtask.entryType, "longtask",

14 assert_equals(entries[i].name, "same-origin-self",	14 "entryType expected to be: longtask");

15 "name expected to be: same-origin-self");	15 assert_equals(longtask.name, "same-origin-self",

16 assert_greater_than(entries[i].duration, 50,	16 "name expected to be: same-origin-self");

17 "duration expected to be greater than 50ms threshold");	17 assert_greater_than(longtask.duration, 50,

18 assert_equals(entries[i].startTime, Math.floor(entries[i].startT ime),	18 "duration expected to be greater than 50ms threshold");

19 "startTime expected to have 1 miilisecond granularity");	19 assert_equals(longtask.startTime, Math.floor(longtask.startTime),

20 }	20 "startTime expected to have 1 miilisecond granularity");
	tdresser 2017/01/05 13:34:14 millisecond millisecond panicker 2017/01/05 20:56:49 Done. Show quoted text On 2017/01/05 13:34:14, tdresser wrote: > millisecond Done.
	21

	22 // Assert the TaskAttributionTiming entry in attribution
	tdresser 2017/01/05 13:34:14 Nit: I think comments are supposed to always end i Nit: I think comments are supposed to always end in . in Layout tests, aren't they? panicker 2017/01/05 20:56:49 Done. Show quoted text On 2017/01/05 13:34:14, tdresser wrote: > Nit: I think comments are supposed to always end in . in Layout tests, aren't > they? Done.
	23 assert_equals(longtask.attribution.length, 1,

	24 "Exactly one attribution entry is expected");

	25 var attribution = longtask.attribution[0];

	26 assert_equals(attribution.entryType, "taskattribution");

	27 assert_equals(attribution.name, "frame");

	28 assert_equals(attribution.duration, 0);

	29 assert_equals(attribution.startTime, 0);

	30

21 observer.disconnect();	31 observer.disconnect();

22 t.done();	32 t.done();

23 })	33 })

24 );	34 );

25 observer.observe({entryTypes: ["longtask"]});	35 observer.observe({entryTypes: ["longtask"]});

26	36

27 /* Generate a slow task */	37 /* Generate a slow task */

28 var begin = window.performance.now();	38 var begin = window.performance.now();

29 while (window.performance.now() < begin + 51);	39 while (window.performance.now() < begin + 51);

30	40

31 }, "Performance longtask entries are observable");	41 }, "Performance longtask entries are observable");

32	42

33 </script>	43 </script>

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