test support

package.json

@@ -8,7 +8,8 @@
     "debug": "npx tsnd --respawn ./src/index.ts",
     "lint": "npx eslint src",
     "format-check": "npx prettier --check src",
-    "format-write": "npx prettier --write src"
+    "format-write": "npx prettier --write src",
+    "test": "npx jest"
   },
   "repository": {
     "type": "git",
@@ -31,10 +32,21 @@
     "uuid": "^10.0.0"
   },
   "devDependencies": {
+    "@types/jest": "^29.5.13",
     "@typescript-eslint/eslint-plugin": "~8.6.0",
     "@typescript-eslint/parser": "~8.6.0",
     "dotenv": "~16.4.5",
+    "jest": "^29.7.0",
     "prettier-eslint": "~16.3.0",
+    "ts-jest": "^29.2.5",
     "ts-node-dev": "~2.0.0"
+  },
+  "jest": {
+    "transform": {
+      "^.+/src/utils/.+ts$": [
+        "ts-jest",
+        {}
+      ]
+    }
   }
 }

tsconfig.json

@@ -28,7 +28,7 @@
 
     /* Modules */
     "module": "commonjs" /* Specify what module code is generated. */,
-    "rootDir": "./src" /* Specify the root folder within your source files. */,
+    // "rootDir": "./src" /* Specify the root folder within your source files. */,
     // "moduleResolution": "node",                       /* Specify how TypeScript looks up a file from a given module specifier. */
     // "baseUrl": "./",                                  /* Specify the base directory to resolve non-relative module names. */
     // "paths": {},                                      /* Specify a set of entries that re-map imports to additional lookup locations. */