1 files changed, 22 insertions, 0 deletions
diff --git a/extensions/pref/autoconfig/test/unit/test_autoconfig_custom_path.js b/extensions/pref/autoconfig/test/unit/test_autoconfig_custom_path.js
new file mode 100644
index 0000000000..abfa8881b9
--- /dev/null
+++ b/extensions/pref/autoconfig/test/unit/test_autoconfig_custom_path.js
@@ -0,0 +1,22 @@
+/* Any copyright is dedicated to the Public Domain.
+   http://creativecommons.org/publicdomain/zero/1.0/ */
+
+const { updateAppInfo } = ChromeUtils.importESModule(
+  "resource://testing-common/AppInfo.sys.mjs"
+);
+
+function run_test() {
+  let testDirName = do_get_cwd().clone();
+  Services.env.set("MOZ_SYSTEM_CONFIG_DIR", testDirName.path);
+
+  updateAppInfo();
+
+  try {
+    Services.dirsvc.undefine("SysConfD");
+  } catch (e) {}
+  let customSysConfD = Services.dirsvc.get("SysConfD", Ci.nsIFile);
+  let parent = customSysConfD.parent;
+  let child = customSysConfD.leafName;
+  notEqual("/etc", parent.path, "SysConfD is not in /etc");
+  equal("xpcshell", child, "SysConfD is xpcshell");
+}