third_party/WebKit/LayoutTests/fast/dom/shadow/slotchange-event.html - Issue 1774113002: Move Shadow DOM V1 tests from fast/dom/shadow to shadow-dom

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Issue 1774113002: Move Shadow DOM V1 tests from fast/dom/shadow to shadow-dom (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master

Patch Set: . Created 4 years, 9 months ago

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1 <!DOCTYPE html>

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

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

4 <script src='resources/shadow-dom.js'></script>

5 <div id='d1'>

6 <template data-mode='open' data-expose-as='d1_shadow'>

7 <div id='d1-d1'>

8 <template data-mode='open' data-expose-as='d1_d1_shadow'>

9 <slot name='d1-d1-s1'></slot>

10 </template>

11 <slot name='d1-s1' slot='d1-d1-s1'></slot>

12 </div>

13 </template>

14 <div id='d2' slot='d1-s1'></div>

15 </div>

16 <script>

17 'use strict';

18 convertTemplatesToShadowRootsWithin(d1);

19 removeWhiteSpaceOnlyTextNodes(d1);

20

21 async_test((test) => {

22 var count = 0;

23

24 const d1_s1 = d1_shadow.querySelector('slot');

25 const d1_d1_s1 = d1_d1_shadow.querySelector('slot');

26

27 assert_array_equals(d1_s1.getAssignedNodes(), [d2]);

28 assert_array_equals(d1_s1.getAssignedNodes({'flatten': true}), [d2]);

29

30 assert_array_equals(d1_d1_s1.getAssignedNodes(), [d1_s1]);

31 assert_array_equals(d1_d1_s1.getAssignedNodes({'flatten': true}), [d2]);

32

33 d1_s1.addEventListener('slotchange', (e) => {

34 test.step(() => {

35 assert_equals(e.target, d1_s1);

36 assert_array_equals(d1_s1.getAssignedNodes(), [d2, d3]);

37 assert_array_equals(d1_s1.getAssignedNodes({'flatten': true}), [d2, d3]);

38 assert_array_equals(e.scoped, true);

39 count++;

40 // The order when a slotchange event is dispatched in the slots is not gur anteed.

41 if (count == 2)

42 test.done();

43 });

44 });

45

46 d1_d1_s1.addEventListener('slotchange', (e) => {

47 test.step(() => {

48 assert_equals(e.target, d1_d1_s1);

49 assert_array_equals(d1_d1_s1.getAssignedNodes(), [d1_s1]);

50 assert_array_equals(d1_d1_s1.getAssignedNodes({'flatten': true}), [d2, d3] );

51 assert_array_equals(e.scoped, true);

52 count++;

53 if (count == 2)

54 test.done();

55 });

56 });

57

58 const d3 = document.createElement('div');

59 d3.setAttribute('id', 'd3');

60 d3.setAttribute('slot', 'd1-s1');

61 d1.appendChild(d3);

62 }, "slotchange event should be dispatched.");

63 </script>

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