1 files changed, 10 insertions, 0 deletions
diff --git a/toolkit/modules/tests/xpcshell/RegionTestUtils.sys.mjs b/toolkit/modules/tests/xpcshell/RegionTestUtils.sys.mjs
new file mode 100644
index 0000000000..6cb238781a
--- /dev/null
+++ b/toolkit/modules/tests/xpcshell/RegionTestUtils.sys.mjs
@@ -0,0 +1,10 @@
+export const RegionTestUtils = Object.freeze({
+  REGION_URL_PREF: "browser.region.network.url",
+
+  setNetworkRegion(region) {
+    Services.prefs.setCharPref(
+      this.REGION_URL_PREF,
+      `data:application/json,{"country_code": "${region}"}`
+    );
+  },
+});