Setup Jest command

.npmignore

@@ -1 +1,5 @@
 app.ts
+
+tests/
+jest.config.cjs
+jest.setup.js

jest.config.cjs

@@ -0,0 +1,4 @@
+module.exports = {
+    preset: "ts-jest",
+    setupFiles: [ "./jest.setup.js" ]
+}

jest.setup.js

@@ -0,0 +1,3 @@
+jest.setTimeout(1 * 1000); // 1 second
+jest.resetModules();
+jest.resetAllMocks();

package.json

@@ -23,8 +23,8 @@
   "scripts": {
     "build": "tsc",
     "start": "ts-node app.ts",
-    "test": "echo none",
-    "lint": "eslint ."
+    "test": "jest",
+    "lint": "eslint"
   },
   "bugs": {
     "url": "https://gitea.vylpes.xyz/RabbitLabs/random-bunny/issues",
@@ -33,8 +33,16 @@
   "homepage": "https://gitea.vylpes.xyz/RabbitLabs/random-bunny",
   "funding": "https://ko-fi.com/vylpes",
   "devDependencies": {
+    "@types/eslint": "^8.21.1",
+    "@types/jest": "^29.4.0",
     "@types/node": "^18.0.0",
-    "eslint": "^7.17.0",
+    "@typescript-eslint/eslint-plugin": "^5.54.0",
+    "@typescript-eslint/parser": "^5.54.0",
+    "eslint": "^8.35.0",
+    "jest": "^29.4.3",
+    "jest-mock-extended": "^3.0.3",
+    "ts-jest": "^29.0.5",
+    "ts-mockito": "^2.6.1",
     "ts-node": "^10.9.1",
     "typescript": "^4.9.5"
   },

tsconfig.json

@@ -73,7 +73,9 @@
       "./src",
     ],
     "exclude": [
-      "./tests"
+      "./tests",
+      "jest.config.cjs",
+      "jest.setup.js"
     ],
     "ts-node": {
         "esm": true