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-rw-r--r--testing/web-platform/tests/css/compositing/background-blending/crashtests/bgblend-root-change.html17
-rw-r--r--testing/web-platform/tests/css/compositing/mix-blend-mode/mix-blend-mode-parent-element-overflow-hidden-and-border-radius-2.html39
2 files changed, 56 insertions, 0 deletions
diff --git a/testing/web-platform/tests/css/compositing/background-blending/crashtests/bgblend-root-change.html b/testing/web-platform/tests/css/compositing/background-blending/crashtests/bgblend-root-change.html
new file mode 100644
index 0000000000..06db053574
--- /dev/null
+++ b/testing/web-platform/tests/css/compositing/background-blending/crashtests/bgblend-root-change.html
@@ -0,0 +1,17 @@
+<style>
+* {
+ position: sticky;
+ border-left: double 488200679.54Q hsla(-39 5% 68% / 7%) !important;
+ box-shadow: 172vmax 60991vmax 32in 106cm hsl(-57532411.87deg, 70%, 54%);
+ background-blend-mode: overlay;
+ background: url(data:image/gif;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=) local content-box space space 0em / 15438983.37cm auto;
+}
+</style>
+<script>
+window.addEventListener("load", () => {
+ let a = document.createElementNS("http://www.w3.org/1998/Math/MathML", "math")
+ a.setAttribute("href", "x")
+ a.autofocus = true
+ document.documentElement.appendChild(a)
+})
+</script>
diff --git a/testing/web-platform/tests/css/compositing/mix-blend-mode/mix-blend-mode-parent-element-overflow-hidden-and-border-radius-2.html b/testing/web-platform/tests/css/compositing/mix-blend-mode/mix-blend-mode-parent-element-overflow-hidden-and-border-radius-2.html
new file mode 100644
index 0000000000..0b12301c4d
--- /dev/null
+++ b/testing/web-platform/tests/css/compositing/mix-blend-mode/mix-blend-mode-parent-element-overflow-hidden-and-border-radius-2.html
@@ -0,0 +1,39 @@
+<!DOCTYPE html>
+<html>
+ <head>
+ <meta charset="utf-8">
+ <title>CSS Test: blending between an element having overflow:hidden and border-radius and its child, with will-change:opacity</title>
+ <link rel="author" title="Mirela Budăeș" href="mailto:mbudaes@adobe.com">
+ <link rel="author" title="Ion Roșca" href="mailto:rosca@adobe.com">
+ <link rel="author" title="Xianzhu Wang" href="mailto:wangxianzhu@chromium.org">
+ <link rel="help" href="https://drafts.fxtf.org/compositing-1/#mix-blend-mode">
+ <link rel="help" href="https://crbug.com/328339028">
+ <meta name="assert" content="Test checks that an element having mix-blend-mode and will-change:opacity blends with the parent element having overflow:hidden and border-radius">
+ <meta name="fuzzy" content="0-128;0-400">
+ <link rel="match" href="reference/mix-blend-mode-parent-element-overflow-hidden-and-border-radius-ref.html">
+ <style type="text/css">
+ .parent {
+ background: red;
+ width: 140px;
+ height: 140px;
+ position: relative;
+ z-index: 1;
+ overflow: hidden;
+ border-radius: 1em 5em;
+ }
+ .blended {
+ background: yellow;
+ width: 200px;
+ height: 200px;
+ mix-blend-mode: difference;
+ will-change: opacity;
+ }
+ </style>
+ </head>
+ <body>
+ <p> Test passes if you see a lime square with rounded corners.</p>
+ <div class="parent">
+ <div class="blended"></div>
+ </div>
+ </body>
+</html>