| <!DOCTYPE html> |
| <script src='../../../resources/testharness.js'></script> |
| <script src='../../../resources/testharnessreport.js'></script> |
| <script src='resources/shadow-dom.js'></script> |
| <div id='d1'> |
| <template data-mode='open' data-expose-as='d1_shadow'> |
| <div id='d1-d1'> |
| <template data-mode='open' data-expose-as='d1_d1_shadow'> |
| <slot name='d1-d1-s1'></slot> |
| </template> |
| <slot name='d1-s1' slot='d1-d1-s1'></slot> |
| </div> |
| </template> |
| <div id='d2' slot='d1-s1'></div> |
| </div> |
| <script> |
| 'use strict'; |
| convertTemplatesToShadowRootsWithin(d1); |
| removeWhiteSpaceOnlyTextNodes(d1); |
| |
| async_test((test) => { |
| var count = 0; |
| |
| const d1_s1 = d1_shadow.querySelector('slot'); |
| const d1_d1_s1 = d1_d1_shadow.querySelector('slot'); |
| |
| assert_array_equals(d1_s1.getAssignedNodes(), [d2]); |
| assert_array_equals(d1_s1.getAssignedNodes({'flatten': true}), [d2]); |
| |
| assert_array_equals(d1_d1_s1.getAssignedNodes(), [d1_s1]); |
| assert_array_equals(d1_d1_s1.getAssignedNodes({'flatten': true}), [d2]); |
| |
| d1_s1.addEventListener('slotchange', (e) => { |
| test.step(() => { |
| assert_equals(e.target, d1_s1); |
| assert_array_equals(d1_s1.getAssignedNodes(), [d2, d3]); |
| assert_array_equals(d1_s1.getAssignedNodes({'flatten': true}), [d2, d3]); |
| assert_array_equals(e.scoped, true); |
| count++; |
| // The order when a slotchange event is dispatched in the slots is not guranteed. |
| if (count == 2) |
| test.done(); |
| }); |
| }); |
| |
| d1_d1_s1.addEventListener('slotchange', (e) => { |
| test.step(() => { |
| assert_equals(e.target, d1_d1_s1); |
| assert_array_equals(d1_d1_s1.getAssignedNodes(), [d1_s1]); |
| assert_array_equals(d1_d1_s1.getAssignedNodes({'flatten': true}), [d2, d3]); |
| assert_array_equals(e.scoped, true); |
| count++; |
| if (count == 2) |
| test.done(); |
| }); |
| }); |
| |
| const d3 = document.createElement('div'); |
| d3.setAttribute('id', 'd3'); |
| d3.setAttribute('slot', 'd1-s1'); |
| d1.appendChild(d3); |
| }, "slotchange event should be dispatched."); |
| </script> |
