Bug 1754231 [wpt PR 32751] - Test that scrolling overflow works when …

…paint is contained, a=testonly Automatic update from web-platform-tests Test that scrolling overflow works when paint is contained (#32751) Testcase from https://bugs.webkit.org/show_bug.cgi?id=236260. -- wpt-commits: 42266b06fd3d76851ed7cec2c7471ea6f37b76eb wpt-pr: 32751
mozilla · Mar 7, 2022 · 0c103f0 · 0c103f0
1 parent 0eb1d5d
commit 0c103f0
Showing 1 changed file with 34 additions and 0 deletions.
diff --git a/testing/web-platform/tests/css/css-contain/contain-paint-049.html b/testing/web-platform/tests/css/css-contain/contain-paint-049.html
@@ -0,0 +1,34 @@
+<!DOCTYPE html>
+<meta charset="utf8">
+<title>CSS Containment Test: Scrolling overflow works when paint is contained"</title>
+<link rel="help" href="https://drafts.csswg.org/css-contain-1/#containment-paint">
+<meta name="assert" content="Scrolling overflow works when paint is contained.">
+
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+
+<style>
+#container {
+  width: 100px;
+  height: 100px;
+  overflow: auto;
+  contain: paint;
+}
+.content {
+  position: absolute;
+  height: 500%;
+  width: 100%;
+}
+</style>
+
+<div id="container">
+  <div class="content">
+  </div>
+</div>
+
+<script>
+  test(() => {
+    container.scrollTo(0, 100);
+    assert_equals(container.scrollTop, 100);
+  }, "Scrolling overflow works when paint is contained");
+</script>