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Unified Diff: third_party/WebKit/LayoutTests/shadow-dom/slotchange-slotname-renamed.html

Issue 1995203002: Rewrite Shadow DOM distribution engine to support partial synchronous distribution for v1 (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: No longer FAIL: imported/wpt/shadow-dom/HTMLSlotElement-interface.html Created 4 years, 7 months ago
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Index: third_party/WebKit/LayoutTests/shadow-dom/slotchange-slotname-renamed.html
diff --git a/third_party/WebKit/LayoutTests/shadow-dom/slotchange-slotname-renamed.html b/third_party/WebKit/LayoutTests/shadow-dom/slotchange-slotname-renamed.html
new file mode 100644
index 0000000000000000000000000000000000000000..db7f0be907d2884dfb85f4e22b153d14023f13ab
--- /dev/null
+++ b/third_party/WebKit/LayoutTests/shadow-dom/slotchange-slotname-renamed.html
@@ -0,0 +1,38 @@
+<!DOCTYPE html>
+<script src='../resources/testharness.js'></script>
+<script src='../resources/testharnessreport.js'></script>
+<script src='resources/shadow-dom.js'></script>
+<!-- This is a micro benchmark to catch an unintentional regression.
+ If the reason of a regression is clear, it is okay.
+ We do not have to optimize the result of the benchmark. -->
+<div id='d1'>
+ <template data-mode='open' data-expose-as='d1_shadow'>
+ <slot name='d1-s1'></slot>
+ </template>
+ <div id='d2' slot='d1-s1'></div>
+</div>
+<script>
+'use strict';
+convertTemplatesToShadowRootsWithin(d1);
+removeWhiteSpaceOnlyTextNodes(d1);
+
+async_test((test) => {
+
+ const d1_s1 = d1_shadow.querySelector('slot');
+
+ assert_array_equals(d1_s1.assignedNodes(), [d2]);
+ assert_array_equals(d1_s1.assignedNodes({'flatten': true}), [d2]);
+
+ d1_s1.addEventListener('slotchange', (e) => {
+ test.step(() => {
+ assert_equals(e.target, d1_s1);
+ assert_array_equals(d1_s1.assignedNodes(), []);
+ assert_array_equals(d1_s1.assignedNodes({'flatten': true}), []);
+ assert_equals(e.scoped, true);
+ test.done();
+ });
+ });
+
+ d2.setAttribute('slot', 'non-exist');
+}, "slotchange event caused by renaming slot name");
+</script>

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