1 files changed, 36 insertions, 0 deletions
diff --git a/testing/web-platform/tests/html/semantics/popovers/popover-open-overflow-display.tentative.html b/testing/web-platform/tests/html/semantics/popovers/popover-open-overflow-display.tentative.html
new file mode 100644
index 0000000000..cae628a13f
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+++ b/testing/web-platform/tests/html/semantics/popovers/popover-open-overflow-display.tentative.html
@@ -0,0 +1,36 @@
+<!DOCTYPE html>
+<meta charset="utf-8">
+<link rel=author href="mailto:masonf@chromium.org">
+<link rel=help href="https://open-ui.org/components/popup.research.explainer">
+<link rel=match href="popover-open-overflow-display-ref.tentative.html">
+
+<div id=container>
+  <div popover id=p1>This is popover 1<div id=anchor2></div></div>
+  <div popover id=p2 anchor=anchor2>This is popover 2<div id=anchor3></div></div>
+  <div popover id=p3 anchor=anchor3>This is popover 3</div>
+</div>
+
+<style>
+  #container {
+    overflow:hidden;
+    position: absolute;
+    top: 100px;
+    left: 50px;
+    width: 30px;
+    height: 30px;
+  }
+  #p2 {
+    position: absolute;
+    top: 100px;
+  }
+  #p3 {
+    position: relative;
+    top:200px;
+  }
+</style>
+
+<script>
+  document.querySelector('#p1').showPopover();
+  document.querySelector('#p2').showPopover();
+  document.querySelector('#p3').showPopover();
+</script>