HTML: cross-site SharedArrayBuffer ought to not work

web-platform-tests · Jul 19, 2019 · 3aebe61 · 3aebe61
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diff --git a/...ucture/safe-passing-of-structured-data/shared-array-buffers/resources/iframe-failure.html b/...ucture/safe-passing-of-structured-data/shared-array-buffers/resources/iframe-failure.html
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+<script>
+parent.postMessage(new SharedArrayBuffer(10), "*");
+</script>
diff --git a/...afe-passing-of-structured-data/shared-array-buffers/resources/iframe-failure.html.headers b/...afe-passing-of-structured-data/shared-array-buffers/resources/iframe-failure.html.headers
@@ -0,0 +1,2 @@
+Cross-Origin-Embedder-Policy: require-corp
+Cross-Origin-Resource-Policy: cross-site
diff --git a/...astructure/safe-passing-of-structured-data/shared-array-buffers/window-failure.https.html b/...astructure/safe-passing-of-structured-data/shared-array-buffers/window-failure.https.html
@@ -0,0 +1,15 @@
+<!doctype html>
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+<script src="/common/get-host-info.sub.js"></script>
+<div id=log></div>
+<script>
+async_test(t => {
+  const frame = document.createElement("iframe");
+  t.add_cleanup(() => frame.remove());
+  frame.src = get_host_info().HTTPS_NOTSAMESITE_ORIGIN + new URL("resources/iframe-failure.html", location).pathname;
+  window.onmessage = t.unreached_func("Got a message event, expected a messageerror event");
+  window.onmessageerror = t.step_func_done();
+  document.body.append(frame);
+}, "SharedArrayBuffer and a cross-site <iframe>");
+</script>
diff --git a/...re/safe-passing-of-structured-data/shared-array-buffers/window-failure.https.html.headers b/...re/safe-passing-of-structured-data/shared-array-buffers/window-failure.https.html.headers
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+Cross-Origin-Opener-Policy: same-origin
+Cross-Origin-Embedder-Policy: require-corp