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diff --git a/testing/web-platform/tests/wasm/serialization/module/window-simple-success.html b/testing/web-platform/tests/wasm/serialization/module/window-simple-success.html
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index 0000000000..6f2ccf465e
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+++ b/testing/web-platform/tests/wasm/serialization/module/window-simple-success.html
@@ -0,0 +1,57 @@
+<!DOCTYPE html>
+<!-- Based on similar tests in html/infrastructure/safe-passing-of-structured-data/shared-array-buffers/ -->
+<meta charset="utf-8">
+<title>Structured cloning of WebAssembly.Module: simple success cases that don't need dedicated files</title>
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+<script src="./resources/test-incrementer.js"></script>
+
+<div id="log"></div>
+
+<script>
+"use strict";
+
+promise_test(t => {
+  const worker = new Worker("resources/incrementer-worker.js");
+
+  return testSharingViaIncrementerScript(t, worker, "window", worker, "worker", undefined);
+}, "postMessaging to a dedicated worker allows them to instantiate");
+
+promise_test(t => {
+  return new Promise(resolve => {
+    const iframe = document.createElement("iframe");
+    iframe.onload = t.step_func(() => {
+      resolve(testSharingViaIncrementerScript(t, window, "window", iframe.contentWindow, "iframe", "*"));
+    });
+    iframe.src = "resources/incrementer-iframe.html";
+    document.body.appendChild(iframe);
+  });
+}, "postMessaging to a same-origin iframe allows them to instantiate");
+
+promise_test(t => {
+  return new Promise(resolve => {
+    const iframe = document.createElement("iframe");
+    iframe.onload = t.step_func(() => {
+      const level1 = iframe.contentWindow;
+      const level2 = level1.frames[0];
+      const level3 = level2.frames[0];
+      const targetWindow = level3.frames[0];
+      resolve(testSharingViaIncrementerScript(t, window, "window", targetWindow, "nested iframe", "*"));
+    });
+    iframe.src = "resources/nested-iframe-1.html";
+    document.body.appendChild(iframe);
+  });
+}, "postMessaging to a same-origin deeply-nested iframe allows them to instantiate");
+
+promise_test(t => {
+  return new Promise(resolve => {
+    const w = window.open("resources/incrementer-popup.html");
+    w.onload = t.step_func(() => {
+      resolve(testSharingViaIncrementerScript(t, window, "window", w, "popup window", "*").then(() => {
+        w.close();
+      }));
+    });
+  });
+}, "postMessaging to a same-origin opened window allows them to instantiate");
+
+</script>