From 26a029d407be480d791972afb5975cf62c9360a6 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Fri, 19 Apr 2024 02:47:55 +0200
Subject: Adding upstream version 124.0.1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 .../fenced-frame-bypass.tentative.https.window.js  | 64 ++++++++++++++++++++++
 1 file changed, 64 insertions(+)
 create mode 100644 testing/web-platform/tests/html/anonymous-iframe/fenced-frame-bypass.tentative.https.window.js

(limited to 'testing/web-platform/tests/html/anonymous-iframe/fenced-frame-bypass.tentative.https.window.js')

diff --git a/testing/web-platform/tests/html/anonymous-iframe/fenced-frame-bypass.tentative.https.window.js b/testing/web-platform/tests/html/anonymous-iframe/fenced-frame-bypass.tentative.https.window.js
new file mode 100644
index 0000000000..e5d12397a9
--- /dev/null
+++ b/testing/web-platform/tests/html/anonymous-iframe/fenced-frame-bypass.tentative.https.window.js
@@ -0,0 +1,64 @@
+// META: script=/common/get-host-info.sub.js
+// META: script=/common/utils.js
+// META: script=/common/dispatcher/dispatcher.js
+// META: script=/fenced-frame/resources/utils.js
+// META: script=/html/cross-origin-embedder-policy/credentialless/resources/common.js
+// META: script=./resources/common.js
+// META: timeout=long
+
+setup(() => {
+  assert_implements(window.HTMLFencedFrameElement,
+    "HTMLFencedFrameElement is not supported.");
+})
+
+// 4 actors:
+//                         A (this document)
+//   ┌─────────────────────┴───────┐
+// ┌─┼────────────────────────┐    D  (credentialless-iframe)
+// │ B (fenced-frame)         │
+// │ │                        │
+// │ C (credentialless-iframe)│
+// └──────────────────────────┘
+//
+// This test whether the two credentialless iframe can communicate and bypass the
+// fencedframe boundary. This shouldn't happen.
+promise_test(async test => {
+  const cross_origin = get_host_info().HTTPS_REMOTE_ORIGIN;
+  const msg_queue = token();
+
+  // Create the the 3 actors.
+  const iframe_credentialless_1 = newIframeCredentialless(cross_origin);
+  const fenced_frame = await newFencedFrame(cross_origin);
+  send(fenced_frame, `
+    const importScript = ${importScript};
+    await importScript("/common/utils.js");
+    await importScript("/html/cross-origin-embedder-policy/credentialless" +
+      "/resources/common.js");
+    await importScript("/html/anonymous-iframe/resources/common.js");
+    const support_loading_mode_fenced_frame =
+      "|header(Supports-Loading-Mode,fenced-frame)";
+    const iframe_credentialless_2 = newIframeCredentialless("${cross_origin}",
+      support_loading_mode_fenced_frame);
+    send("${msg_queue}", iframe_credentialless_2);
+  `);
+  const iframe_credentialless_2 = await receive(msg_queue);
+
+  // Try to communicate using BroadCastChannel, in between the credentialless
+  // iframes.
+  const bc_key = token();
+  send(iframe_credentialless_1, `
+    const bc = new BroadcastChannel("${bc_key}");
+    bc.onmessage = event => send("${msg_queue}", event.data);
+    send("${msg_queue}", "BroadcastChannel registered");
+  `);
+  assert_equals(await receive(msg_queue), "BroadcastChannel registered");
+  await send(iframe_credentialless_2, `
+    const bc = new BroadcastChannel("${bc_key}");
+    bc.postMessage("Can communicate");
+  `);
+  test.step_timeout(() => {
+    send(msg_queue, "Cannot communicate");
+  }, 4000);
+
+  assert_equals(await receive(msg_queue), "Cannot communicate");
+})
-- 
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