diff --git a/src/common/WiFiSettings/__tests__/WiFiSettings.test.js b/src/common/WiFiSettings/__tests__/WiFiSettings.test.js
index 4923c67..7f533c2 100644
--- a/src/common/WiFiSettings/__tests__/WiFiSettings.test.js
+++ b/src/common/WiFiSettings/__tests__/WiFiSettings.test.js
@@ -19,7 +19,7 @@ import {
     twoDevices,
     threeDevices,
 } from "./__fixtures__/wifiSettings";
-import { WiFiSettings, validator } from "../WiFiSettings";
+import { WiFiSettings, validator, byteCount } from "../WiFiSettings";
 
 describe("<WiFiSettings/>", () => {
     let firstRender;
@@ -213,4 +213,8 @@ describe("<WiFiSettings/>", () => {
         ];
         expect(validator(threeDevices)).toEqual(threeDevicesFormErrors);
     });
+
+    it("ByteCount function", () => {
+        expect(byteCount("abc")).toEqual(3);
+    });
 });