Revert dependency changes

.editorconfig

@@ -0,0 +1,18 @@
+# EditorConfig is awesome: https://EditorConfig.org
+
+# top-most EditorConfig file
+root = true
+
+# Unix-style newlines with a newline ending every file
+[*]
+end_of_line = lf
+insert_final_newline = true
+
+[*.{js,json,ts,tsx}]
+charset = utf-8
+indent_style = space
+indent_size = 4
+
+[package.json]
+indent_style = space
+indent_size = 2

jest.config.js

@@ -0,0 +1,8 @@
+module.exports = {
+    "roots": [
+        "src"
+    ],
+    "transform": {
+        "^.+\\.ts$": "ts-jest"
+    },
+}; 

package.json

@@ -17,9 +17,12 @@
   "devDependencies": {
     "@types/chrome": "0.0.91",
     "@types/firefox-webext-browser": "70.0.1",
+    "@types/jest": "^24.0.23",
     "@types/jquery": "^3.3.31",
     "copy-webpack-plugin": "^6.0.3",
+    "jest": "^26.4.0",
     "rimraf": "^3.0.0",
+    "ts-jest": "^26.2.0",
     "ts-loader": "^6.2.1",
     "typescript": "~3.7.3",
     "web-ext": "^5.0.0",
@@ -44,7 +47,7 @@
     "dev": "npm run build:dev && concurrently \"npm run web-run\" \"npm run build:watch\"",
     "dev:firefox": "npm run build:dev:firefox && concurrently \"npm run web-run:firefox\" \"npm run build:watch:firefox\"",
     "clean": "rimraf dist",
-    "test": "echo \"Error: no test specified\" && exit 1"
+    "test": "npx jest"
   },
   "repository": {
     "type": "git",

webpack/webpack.common.js

@@ -35,18 +35,11 @@ module.exports = env => ({
     },
     plugins: [
         // exclude locale files in moment
-        new CopyPlugin({
-          patterns: [
-            {
-              from: '.',
-              to: '../',
-              globOptions: {
-                ignore: ['manifest.json'],
-              },
-              context: './public',
-            }
-          ]
-        }),
+        new CopyPlugin([
+            { from: '.', to: '../', ignore: ['manifest.json'] }
+          ],
+          {context: 'public' }
+        ),
         new BuildManifest({
             browser: env.browser,
             pretty: env.mode === "production",