third_party/WebKit/LayoutTests/fullscreen/api/document-exit-fullscreen-vs-request.html - Issue 2573773002: Sync requestFullscreen() and exitFullscreen() algorithms with the spec

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Issue 2573773002: Sync requestFullscreen() and exitFullscreen() algorithms with the spec (Closed)

Patch Set: address feedback Created 4 years ago

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

2 <title>Document#exitFullscreen() vs. Element#requestFullscreen()</title>	2 <title>Document#exitFullscreen() vs. Element#requestFullscreen()</title>

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

4 <script src="../../resources/testharnessreport.js"></script>	4 <script src="../../resources/testharnessreport.js"></script>

5 <script src="../trusted-click.js"></script>	5 <script src="../trusted-click.js"></script>

6 <div id="log"></div>	6 <div id="log"></div>

7 <div id="parent"><div></div></div>	7 <div id="parent"><div><div></div></div></div>

8 <script>	8 <script>

9 // Adapted from https://github.com/w3c/web-platform-tests/pull/4250	9 // Adapted from https://github.com/w3c/web-platform-tests/pull/4250

10 // TODO(foolip): Remove this test when the above is imported and passing.	10 // TODO(foolip): Remove this test when the above is imported and passing.

11 async_test(t => {	11 async_test(t => {

12 const parent = document.getElementById("parent");	12 const parent = document.getElementById("parent");

	13 const child = parent.firstChild;

	14 const grandChild = child.firstChild;

13	15

14 document.onfullscreenchange = t.step_func(() => {	16 document.onfullscreenchange = t.step_func(() => {

15 // We are now in fullscreen, so exiting requires a resize but requesting	17 // We are now in fullscreen, so exiting requires a resize but requesting

16 // does not.	18 // does not.

17 assert_equals(document.fullscreenElement, parent, "fullscreenElement after f ullscreenchange event");	19 assert_equals(document.fullscreenElement, parent, "fullscreenElement after f ullscreenchange event");

18	20

19 trusted_click(t.step_func(() => {	21 trusted_click(t.step_func(() => {

20 // Request fullscreen on another element, to avoid any synchronous	22 // Request fullscreen on another element, to avoid any synchronous

21 // short-circuiting on document.fullscreenElement.requestFullscreen(),	23 // short-circuiting on document.fullscreenElement.requestFullscreen(),

22 // which used to be in the spec. Also request both before and after the	24 // which used to be in the spec. Also request both before and after the

23 // exit. Both requests should be silently ignored due to the exit.	25 // exit. Both requests synchronously enqueue animation frame tasks. They

	26 // may run after exiting, but still before the animation frame task for

	27 // the exit, and so both will succeed, and there will be 3

	28 // fullscreenchange events, but not matching the order of the calls.

24	29

25 let fullscreenchanges = 0;	30 let i = 0;

26 document.onfullscreenchange = t.step_func((event) => {	31 const expected = [child, grandChild, null];

27 assert_equals(document.fullscreenElement, child);	32 document.onfullscreenchange = t.step_func(() => {

28 fullscreenchanges++;	33 assert_equals(document.fullscreenElement, expected[i], "fullscreenElemen t when i=" + i);

29 if (fullscreenchanges == 3)	34 i++;

	35 if (i == 3)

30 t.done();	36 t.done();

31 });	37 });

32	38

33 const child = parent.firstChild;

34 child.requestFullscreen();	39 child.requestFullscreen();

35 assert_equals(document.fullscreenElement, child, "fullscreenElement after first requestFullscreen()");	40 assert_equals(document.fullscreenElement, parent, "fullscreenElement after first requestFullscreen()");

36 document.exitFullscreen();	41 document.exitFullscreen();

37 assert_equals(document.fullscreenElement, parent, "fullscreenElement after exitFullscreen()");	42 assert_equals(document.fullscreenElement, parent, "fullscreenElement after exitFullscreen()");

38 child.requestFullscreen();	43 grandChild.requestFullscreen();

39 assert_equals(document.fullscreenElement, child, "fullscreenElement after second requestFullscreen()");	44 assert_equals(document.fullscreenElement, parent, "fullscreenElement after second requestFullscreen()");

40 }), parent);	45 }), parent);

41 });	46 });

42 document.onfullscreenerror = t.unreached_func("fullscreenerror event");	47 document.onfullscreenerror = t.unreached_func("fullscreenerror event");

43	48

44 trusted_request(parent);	49 trusted_request(parent);

45 });	50 });

46 </script>	51 </script>

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