From 26a029d407be480d791972afb5975cf62c9360a6 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Fri, 19 Apr 2024 02:47:55 +0200
Subject: Adding upstream version 124.0.1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 .../mix-blend-mode-only-on-transition.html         | 67 ++++++++++++++++++++++
 1 file changed, 67 insertions(+)
 create mode 100644 testing/web-platform/tests/css/css-view-transitions/mix-blend-mode-only-on-transition.html

(limited to 'testing/web-platform/tests/css/css-view-transitions/mix-blend-mode-only-on-transition.html')
diff --git a/testing/web-platform/tests/css/css-view-transitions/mix-blend-mode-only-on-transition.html b/testing/web-platform/tests/css/css-view-transitions/mix-blend-mode-only-on-transition.html
new file mode 100644
index 0000000000..4149142cf3
--- /dev/null
+++ b/testing/web-platform/tests/css/css-view-transitions/mix-blend-mode-only-on-transition.html
@@ -0,0 +1,67 @@
+<!DOCTYPE html>
+<html>
+<title>view-transitions: Blend modes are set up only in paired transitions</title>
+<link rel="help" href="https://drafts.csswg.org/css-view-transitions-1/">
+<link rel="author" href="mailto:vmpstr@chromium.org">
+
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+
+<style>
+div {
+  width: 100px;
+  height: 100px;
+  background: blue;
+  contain: paint;
+}
+.tagone { view-transition-name: one }
+.tagtwo { view-transition-name: two }
+.tagthree { view-transition-name: three }
+.tagfour { view-transition-name: four }
+.tagfive { view-transition-name: five }
+
+::view-transition-old(four) {
+  animation-name: unset;
+}
+::view-transition-new(five) {
+  animation-name: unset;
+}
+</style>
+
+<div id=first class=tagone></div>
+<div id=second></div>
+<div class=tagthree></div>
+<div class=tagfour></div>
+<div class=tagfive></div>
+
+<script>
+async_test(t => {
+  assert_implements(document.startViewTransition, "Missing document.startViewTransition");
+  let transition = document.startViewTransition(() => {
+    first.classList.toggle("tagone");
+    second.classList.toggle("tagtwo");
+    requestAnimationFrame(() => {
+      requestAnimationFrame(() => {
+        t.step(() => assert_equals(getComputedStyle(document.documentElement, "::view-transition-image-pair(one)").isolation, "auto"));
+        t.step(() => assert_equals(getComputedStyle(document.documentElement, "::view-transition-old(one)").mixBlendMode, "normal"));
+
+        t.step(() => assert_equals(getComputedStyle(document.documentElement, "::view-transition-image-pair(two)").isolation, "auto"));
+        t.step(() => assert_equals(getComputedStyle(document.documentElement, "::view-transition-new(two)").mixBlendMode, "normal"));
+
+        t.step(() => assert_equals(getComputedStyle(document.documentElement, "::view-transition-image-pair(three)").isolation, "isolate"));
+        t.step(() => assert_equals(getComputedStyle(document.documentElement, "::view-transition-old(three)").mixBlendMode, "plus-lighter"));
+        t.step(() => assert_equals(getComputedStyle(document.documentElement, "::view-transition-new(three)").mixBlendMode, "plus-lighter"));
+
+        t.step(() => assert_equals(getComputedStyle(document.documentElement, "::view-transition-image-pair(four)").isolation, "isolate"));
+        t.step(() => assert_equals(getComputedStyle(document.documentElement, "::view-transition-old(four)").mixBlendMode, "normal"));
+        t.step(() => assert_equals(getComputedStyle(document.documentElement, "::view-transition-new(four)").mixBlendMode, "plus-lighter"));
+
+        t.step(() => assert_equals(getComputedStyle(document.documentElement, "::view-transition-image-pair(five)").isolation, "isolate"));
+        t.step(() => assert_equals(getComputedStyle(document.documentElement, "::view-transition-old(five)").mixBlendMode, "plus-lighter"));
+        t.step(() => assert_equals(getComputedStyle(document.documentElement, "::view-transition-new(five)").mixBlendMode, "normal"));
+        t.done();
+      });
+    });
+  });
+}, "Blend modes are set up on paired transitions");
+</script>
-- 
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