| <!DOCTYPE html> |
| <script src='../resources/testharness.js'></script> |
| <script src='../resources/testharnessreport.js'></script> |
| <div id='host'></div> |
| <div id='dummy'></div> |
| <script> |
| 'use strict'; |
| |
| var root1 = host.createShadowRoot(); |
| var root2 = host.createShadowRoot(); |
| |
| root1.innerHTML = '<style>:host { color: red; }</style>'; |
| root2.innerHTML = '<style>:host { background-color: green; }</style>'; |
| |
| test(() => { |
| assert_equals(window.getComputedStyle(host).color, 'rgb(255, 0, 0)'); |
| assert_equals(window.getComputedStyle(host).backgroundColor, 'rgb(0, 128, 0)'); |
| }, 'In case of multiple shadow, :host rules from all shadows should apply.'); |
| |
| dummy.attachShadow({mode: 'open'}); |
| |
| test(() => { |
| assert_equals(window.getComputedStyle(host).color, 'rgb(255, 0, 0)'); |
| assert_equals(window.getComputedStyle(host).backgroundColor, 'rgb(0, 128, 0)'); |
| }, 'After V1 cascade rule is applied, :host rules from V0 multiple shadow should apply.'); |
| </script> |
