Update tests config

Author: AmsterGet

jest.config.js

@@ -17,7 +17,7 @@
 module.exports = {
   moduleFileExtensions: ['js'],
   testRegex: '/__tests__/.*\\.spec.(js)$',
-  collectCoverageFrom: ['./utils/**', './index.js'],
+  collectCoverageFrom: ['src/**'],
   coverageThreshold: {
     global: {
       branches: 80,