From 43a97878ce14b72f0981164f87f2e35e14151312 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 11:22:09 +0200
Subject: Adding upstream version 110.0.1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 .../base/tests/browser_visual_viewport_iframe.js   | 59 ++++++++++++++++++++++
 1 file changed, 59 insertions(+)
 create mode 100644 layout/base/tests/browser_visual_viewport_iframe.js

(limited to 'layout/base/tests/browser_visual_viewport_iframe.js')

diff --git a/layout/base/tests/browser_visual_viewport_iframe.js b/layout/base/tests/browser_visual_viewport_iframe.js
new file mode 100644
index 0000000000..849ab53caa
--- /dev/null
+++ b/layout/base/tests/browser_visual_viewport_iframe.js
@@ -0,0 +1,59 @@
+"use strict";
+
+add_task(async () => {
+  function httpURL(filename, host = "https://example.com/") {
+    let root = getRootDirectory(gTestPath).replace(
+      "chrome://mochitests/content/",
+      host
+    );
+    return root + filename;
+  }
+
+  await SpecialPowers.pushPrefEnv({
+    set: [["dom.meta-viewport.enabled", true]],
+  });
+
+  const fissionWindow = await BrowserTestUtils.openNewBrowserWindow({
+    fission: true,
+  });
+  const url = httpURL(
+    "test_visual_viewport_in_oopif.html",
+    "http://mochi.test:8888/"
+  );
+  const crossOriginIframeUrl = httpURL("visual_viewport_in_child.html");
+
+  try {
+    await BrowserTestUtils.withNewTab(
+      { gBrowser: fissionWindow.gBrowser, url },
+      async browser => {
+        await SpecialPowers.spawn(
+          browser,
+          [crossOriginIframeUrl],
+          async iframeUrl => {
+            const iframe = content.document.getElementById("iframe");
+            iframe.setAttribute("src", iframeUrl);
+
+            let { width, height } = await new Promise(resolve => {
+              content.window.addEventListener("message", msg => {
+                resolve(msg.data);
+              });
+            });
+
+            is(
+              width,
+              300,
+              "visualViewport.width shouldn't be affected in out-of-process iframes"
+            );
+            is(
+              height,
+              300,
+              "visualViewport.height shouldn't be affected in out-of-process iframes"
+            );
+          }
+        );
+      }
+    );
+  } finally {
+    await BrowserTestUtils.closeWindow(fissionWindow);
+  }
+});
-- 
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