Update test config

frontend/jest.config.js

@@ -2,12 +2,14 @@ module.exports = {
   moduleNameMapper: {
     '^@/(.*)$': '<rootDir>/$1',
     '^~/(.*)$': '<rootDir>/$1',
-    '^vue$': 'vue/dist/vue.common.js'
+    '^vue$': 'vue/dist/vue.common.js',
+    "^.+\\.(css|styl|less|sass|scss|png|jpg|ttf|woff|woff2)$": "jest-transform-stub"
   },
   moduleFileExtensions: ['js', 'vue', 'json'],
   transform: {
     '^.+\\.js$': 'babel-jest',
-    '.*\\.(vue)$': 'vue-jest'
+    '.*\\.(vue)$': 'vue-jest',
+    '^.+\\.(css|styl|less|sass|scss|png|jpg|ttf|woff|woff2)$': 'jest-transform-stub'
   },
   collectCoverage: true,
   collectCoverageFrom: [

frontend/package.json

@@ -53,6 +53,7 @@
   "devDependencies": {
     "@babel/core": "^7.14.8",
     "@babel/eslint-parser": "^7.14.7",
+    "@babel/preset-env": "^7.15.8",
     "@nuxt/types": "^2.15.7",
     "@nuxt/typescript-build": "^2.1.0",
     "@nuxtjs/eslint-config": "^6.0.1",
@@ -63,7 +64,7 @@
     "@types/wavesurfer.js": "^5.1.0",
     "@vue/test-utils": "^1.2.2",
     "axios-mock-adapter": "^1.19.0",
-    "babel-core": "^6.26.3",
+    "babel-core": "^7.0.0-bridge.0",
     "babel-jest": "^27.0.6",
     "core-js": "^3.15.*",
     "eslint": "^7.31.0",
@@ -76,6 +77,7 @@
     "eslint-plugin-promise": "5.1.0",
     "eslint-plugin-vue": "^7.14.0",
     "jest": "^27.0.6",
+    "jest-transform-stub": "^2.0.0",
     "nodemon": "^2.0.12",
     "prettier": "^2.3.2",
     "raw-loader": "^4.0.2",