diff --git a/web/.eslintrc.json b/web/.eslintrc.json
--- a/web/.eslintrc.json
+++ b/web/.eslintrc.json
@@ -1,6 +1,7 @@
 {
   "env": {
-    "browser": true
+    "browser": true,
+    "jest": true
   },
   "globals": {
     "process": true
diff --git a/web/babel.config.cjs b/web/babel.config.cjs
--- a/web/babel.config.cjs
+++ b/web/babel.config.cjs
@@ -7,4 +7,19 @@
     '@babel/plugin-proposal-nullish-coalescing-operator',
     ['@babel/plugin-transform-runtime', { useESModules: true }],
   ],
+  env: {
+    test: {
+      presets: [
+        [
+          '@babel/preset-env',
+          {
+            targets: {
+              node: 'current',
+              browsers: ['> 0.1%, not dead'],
+            },
+          },
+        ],
+      ],
+    },
+  },
 };
diff --git a/web/package.json b/web/package.json
--- a/web/package.json
+++ b/web/package.json
@@ -7,7 +7,8 @@
   "scripts": {
     "clean": "rm -rf dist/ && rm -rf node_modules/",
     "dev": "yarn concurrently --names=\"NODESSR,BROWSER\" -c \"bgBlue.bold,bgMagenta.bold\" \"yarn webpack --config webpack.config.cjs --config-name=server --watch\" \"yarn webpack-dev-server --hot --config webpack.config.cjs --config-name=browser\"",
-    "prod": "yarn webpack --config webpack.config.cjs --env prod --progress"
+    "prod": "yarn webpack --config webpack.config.cjs --env prod --progress",
+    "test": "jest"
   },
   "devDependencies": {
     "@babel/core": "^7.13.14",
@@ -22,6 +23,7 @@
     "@babel/preset-react": "^7.13.13",
     "@hot-loader/react-dom": "16.13.0",
     "assets-webpack-plugin": "^3.9.7",
+    "babel-jest": "^26.6.3",
     "babel-loader": "^8.1.0",
     "babel-plugin-transform-remove-console": "^6.9.4",
     "clean-webpack-plugin": "^3.0.0",
@@ -29,6 +31,7 @@
     "css-loader": "^4.3.0",
     "flow-bin": "^0.158.0",
     "flow-typed": "^3.2.1",
+    "jest": "^26.6.3",
     "mini-css-extract-plugin": "^0.11.2",
     "optimize-css-assets-webpack-plugin": "^5.0.3",
     "style-loader": "^1.2.1",
@@ -77,5 +80,16 @@
     "simple-markdown": "^0.7.2",
     "tinycolor2": "^1.4.1",
     "visibilityjs": "^2.0.2"
+  },
+  "jest": {
+    "roots": [
+      "<rootDir>/utils"
+    ],
+    "transform": {
+      "\\.js$": "babel-jest"
+    },
+    "transformIgnorePatterns": [
+      "/node_modules/(?!@babel/runtime)"
+    ]
   }
 }