From 6bf0a5cb5034a7e684dcc3500e841785237ce2dd Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 19:32:43 +0200
Subject: Adding upstream version 1:115.7.0.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 dom/tests/browser/browser_bug1563629.js | 79 +++++++++++++++++++++++++++++++++
 1 file changed, 79 insertions(+)
 create mode 100644 dom/tests/browser/browser_bug1563629.js

(limited to 'dom/tests/browser/browser_bug1563629.js')

diff --git a/dom/tests/browser/browser_bug1563629.js b/dom/tests/browser/browser_bug1563629.js
new file mode 100644
index 0000000000..2ccbaced1c
--- /dev/null
+++ b/dom/tests/browser/browser_bug1563629.js
@@ -0,0 +1,79 @@
+"use strict";
+
+const DIRPATH = getRootDirectory(gTestPath).replace(
+  "chrome://mochitests/content/",
+  ""
+);
+const PATH = DIRPATH + "file_postMessage_parent.html";
+
+const URL1 = `https://example.com/${PATH}`;
+const URL2 = `https://example.org/${PATH}`;
+
+function listenForCrash(win) {
+  function listener(event) {
+    ok(false, "a crash occurred");
+  }
+
+  win.addEventListener("oop-browser-crashed", listener);
+  registerCleanupFunction(() => {
+    win.removeEventListener("oop-browser-crashed", listener);
+  });
+}
+
+add_task(async function () {
+  let win = await BrowserTestUtils.openNewBrowserWindow({
+    fission: true,
+    private: true,
+    remote: true,
+  });
+
+  listenForCrash(win);
+
+  try {
+    let tab = win.gBrowser.selectedTab;
+    let browser = tab.linkedBrowser;
+
+    BrowserTestUtils.loadURIString(browser, URL1);
+    await BrowserTestUtils.browserLoaded(browser, false, URL1);
+
+    async function loadURL(url) {
+      let iframe = content.document.createElement("iframe");
+      content.document.body.appendChild(iframe);
+
+      iframe.contentWindow.location = url;
+      await new Promise(resolve =>
+        iframe.addEventListener("load", resolve, { once: true })
+      );
+
+      return iframe.browsingContext;
+    }
+
+    function length() {
+      return content.length;
+    }
+
+    let outer = await SpecialPowers.spawn(browser, [URL2], loadURL);
+    let inner = await SpecialPowers.spawn(outer, [URL2], loadURL);
+
+    is(await SpecialPowers.spawn(outer, [], length), 1, "have 1 inner frame");
+    is(await SpecialPowers.spawn(browser, [], length), 1, "have 1 outer frame");
+
+    // Send a message from the outer iframe to the inner one.
+    //
+    // This would've previously crashed the content process that URL2 is running
+    // in.
+    await SpecialPowers.spawn(outer, [], () => {
+      content.frames[0].postMessage("foo", "*");
+    });
+
+    // Now send a message from the inner frame to the outer one.
+    await SpecialPowers.spawn(inner, [], () => {
+      content.parent.postMessage("bar", "*");
+    });
+
+    // Assert we've made it this far.
+    ok(true, "didn't crash");
+  } finally {
+    await BrowserTestUtils.closeWindow(win);
+  }
+});
-- 
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