tor-browser

commit 5a267ee2c572c9328925659f8a054be35d074b6a
parent c847d129124461a75db1b659e883c5f2c9101ea7
Author: Thomas Wisniewski <twisniewski@mozilla.com>
Date:   Tue, 21 Oct 2025 14:47:21 +0000

Bug 1970810 - add a Linux-only JS webcompat intervention for www.camper-van-week-end.fr; r=webcompat-reviewers,ksenia

Differential Revision: https://phabricator.services.mozilla.com/D269311

Diffstat:
M
browser/extensions/webcompat/data/interventions.json
 | 
19
+++++++++++++++++++
A
browser/extensions/webcompat/injections/js/bug1970810-www.camper-van-week-end.fr-appVersion-linux-fix.js
 | 
27
+++++++++++++++++++++++++++
A
testing/webcompat/interventions/tests/test_1970810_camper-van-week-end_fr.py
 | 
22
++++++++++++++++++++++

3 files changed, 68 insertions(+), 0 deletions(-)
diff --git a/browser/extensions/webcompat/data/interventions.json b/browser/extensions/webcompat/data/interventions.json
@@ -5018,6 +5018,25 @@
       }
     ]
   },
+  "1970810": {
+    "label": "camper-van-week-end.fr",
+    "bugs": {
+      "1970810": {
+        "issue": "page-fails-to-load",
+        "matches": ["*://www.camper-van-week-end.fr/*"]
+      }
+    },
+    "interventions": [
+      {
+        "platforms": ["linux"],
+        "content_scripts": {
+          "js": [
+            "bug1970810-www.camper-van-week-end.fr-appVersion-linux-fix.js"
+          ]
+        }
+      }
+    ]
+  },
   "1972511": {
     "label": "cmyportal.tkc.co.jp",
     "bugs": {
diff --git a/browser/extensions/webcompat/injections/js/bug1970810-www.camper-van-week-end.fr-appVersion-linux-fix.js b/browser/extensions/webcompat/injections/js/bug1970810-www.camper-van-week-end.fr-appVersion-linux-fix.js
@@ -0,0 +1,27 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+"use strict";
+
+/**
+ * Bug 1970810 - camper-van-week-end.fr/chantilly does not load on Linux
+ * WebCompat issue #155547 - https://webcompat.com/issues/155547
+ *
+ * The page expects navigator.appVersion to contain the literal string
+ * "linux" on Linux, and their JS otherwise breaks.
+ *
+ * As such this site patch sets appVersion to "5.0 (Linux)", and is
+ * only meant to be applied on Linux.
+ */
+
+/* globals exportFunction */
+
+console.info(
+  "navigator.appVersion has been shimmed for compatibility reasons. See https://bugzilla.mozilla.org/show_bug.cgi?id=1970810 for details."
+);
+
+const nav = Object.getPrototypeOf(navigator.wrappedJSObject);
+const appVersion = Object.getOwnPropertyDescriptor(nav, "appVersion");
+appVersion.get = exportFunction(() => "5.0 (Linux)", window);
+Object.defineProperty(nav, "appVersion", appVersion);
diff --git a/testing/webcompat/interventions/tests/test_1970810_camper-van-week-end_fr.py b/testing/webcompat/interventions/tests/test_1970810_camper-van-week-end_fr.py
@@ -0,0 +1,22 @@
+import pytest
+
+URL = "https://www.camper-van-week-end.fr/chantilly/"
+LOADING_CSS = "#pageloader"
+ERROR_MSG = "TypeError: can't access property 0, match is null"
+
+
+@pytest.mark.only_platforms("linux")
+@pytest.mark.asyncio
+@pytest.mark.with_interventions
+async def test_enabled(client):
+    await client.navigate(URL, wait="none")
+    client.await_css(LOADING_CSS, is_displayed=True)
+    client.await_css(LOADING_CSS, is_displayed=False)
+
+
+@pytest.mark.only_platforms("linux")
+@pytest.mark.asyncio
+@pytest.mark.without_interventions
+async def test_disabled(client):
+    await client.navigate(URL, await_console_message=ERROR_MSG)
+    client.await_css(LOADING_CSS, is_displayed=True)