Issue/2 test front end

client/package.json

@@ -37,7 +37,8 @@
     "build": "react-scripts build",
     "test": "react-scripts test",
     "eject": "react-scripts eject",
-    "lint": "eslint \"./src/**/*.{js,ts,tsx}\""
+    "lint": "eslint \"./src/**/*.{js,ts,tsx}\"",
+    "test:coverage": "react-scripts test --coverage"
   },
   "browserslist": {
     "production": [