activate coverage report for unit tests in frontend

frontend/.gitignore

@@ -19,4 +19,8 @@ package-lock.json
 *.njsproj
 *.sln
 
+# coverage folder
+
+coverage/
+
 *~

frontend/jest.config.js

@@ -1,13 +1,13 @@
 module.exports = {
   verbose: true,
-  //collectCoverageFrom: ['**/*.{js,vue}', '!**/node_modules/**', '!**/?(*.)+(spec|test).js?(x)'],
+  collectCoverageFrom: ['src/**/*.{js,vue}', '!**/node_modules/**', '!**/?(*.)+(spec|test).js?(x)'],
   moduleFileExtensions: [
     'js',
     //'jsx',
     'json',
     'vue',
   ],
-  coverageReporters: ['lcov'],
+  // coverageReporters: ['lcov', 'text'],
   moduleNameMapper: {
     '^@/(.*)$': '<rootDir>/src/$1',
     '\\.(css|less)$': 'identity-obj-proxy',

frontend/package.json

@@ -9,7 +9,7 @@
     "lint": "eslint --ext .js,.vue .",
     "dev": "yarn run serve",
     "i18n:report": "vue-cli-service i18n:report --src './src/**/*.?(js|vue)' --locales './src/locales/**/*.json'",
-    "test": "jest"
+    "test": "jest --coverage"
   },
   "dependencies": {
     "@babel/core": "^7.13.13",