third_party/WebKit/LayoutTests/shadow-dom/cascade-upgrade-from-v0-to-v1.html - Issue 1803933002: Use correct cascading order for Shadow DOM v1

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Unified Diff: third_party/WebKit/LayoutTests/shadow-dom/cascade-upgrade-from-v0-to-v1.html

Issue 1803933002: Use correct cascading order for Shadow DOM v1 (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master

Patch Set: fix enum Created 4 years, 9 months ago

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Index: third_party/WebKit/LayoutTests/shadow-dom/cascade-upgrade-from-v0-to-v1.html

diff --git a/third_party/WebKit/LayoutTests/shadow-dom/cascade-upgrade-from-v0-to-v1.html b/third_party/WebKit/LayoutTests/shadow-dom/cascade-upgrade-from-v0-to-v1.html

new file mode 100644

index 0000000000000000000000000000000000000000..12ef1c96487a7825cdf4b7974a800f064468422e

--- /dev/null

+++ b/third_party/WebKit/LayoutTests/shadow-dom/cascade-upgrade-from-v0-to-v1.html

@@ -0,0 +1,21 @@

+<!DOCTYPE html>

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

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

+<style>

+div { color: red; }

+</style>

+<div id='host'></div>

+<div id='dummy'></div>

+<script>

+'use strict';

+var root = host.createShadowRoot();

+root.innerHTML = '<style>:host(#host) { color: green; }</style>';

+test(() => {

+ assert_equals(window.getComputedStyle(host).color, 'rgb(0, 128, 0)');

+ // Trigger "V1" shadow cascading order.

+ dummy.attachShadow({mode: 'open'});

+ assert_equals(window.getComputedStyle(host).color, 'rgb(255, 0, 0)');

+}, 'Upgrading V0 to V1 should cause style recalculation.');

+</script>