diff --git a/test/ecmascript/replaceWith.html b/test/ecmascript/replaceWith.html
new file mode 100644
index 00000000..3abe7213
--- /dev/null
+++ b/test/ecmascript/replaceWith.html
@@ -0,0 +1,10 @@
+<script>
+const div = document.createElement("div");
+const p = document.createElement("p");
+div.appendChild(p);
+const span = document.createElement("span");
+p.replaceWith(span);
+
+alert(div.outerHTML); //'<div><span></span></div>'
+
+</script>