Fixed tests

package.json

@@ -13,10 +13,16 @@
 	"types": "./dist/src/index.d.ts",
 	"scripts": {
 		"build": "vite build",
+		"test": "npx jest",
+		"test:coverage": "npx jest --coverage",
 		"watch": "vite build --watch"
 	},
 	"devDependencies": {
+		"@types/jest": "^29.5.12",
 		"@types/node": "^18.14.0",
+		"jest": "^29.7.0",
+		"jest-junit": "^16.0.0",
+		"ts-jest": "^29.1.2",
 		"typescript": "^5.3.3",
 		"vite": "^5.0.12",
 		"vite-plugin-dts": "^3.7.2"