Index: third_party/WebKit/LayoutTests/shadow-dom/cascade-multiple-shadow-with-host-rules.html |
diff --git a/third_party/WebKit/LayoutTests/shadow-dom/cascade-multiple-shadow-with-host-rules.html b/third_party/WebKit/LayoutTests/shadow-dom/cascade-multiple-shadow-with-host-rules.html |
new file mode 100644 |
index 0000000000000000000000000000000000000000..e74d90f9535f40e9cc237d3f99565105052b9ce1 |
--- /dev/null |
+++ b/third_party/WebKit/LayoutTests/shadow-dom/cascade-multiple-shadow-with-host-rules.html |
@@ -0,0 +1,26 @@ |
+<!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> |