jest.config.js

// Note Fab 2019-02-02: To make the jest VS Code extension work, I had to:
// * Extract the jest config from the package.json to this file
// * Add the 2 following lines which were not expected (see https://github.com/vuejs/vue-cli/issues/1879)
process.env.VUE_CLI_BABEL_TARGET_NODE = true
process.env.VUE_CLI_BABEL_TRANSPILE_MODULES = true

module.exports = {
  moduleFileExtensions: ['js', 'jsx', 'json', 'vue', 'ts', 'tsx'],
  transform: {
    '^.+\\.vue$': 'vue-jest',
    '.+\\.(css|styl|less|sass|scss|svg|png|jpg|ttf|woff|woff2)$':
      'jest-transform-stub',
    '^.+\\.jsx?$': 'babel-jest',
    '^.+\\.tsx?$': 'ts-jest'
  },
  moduleNameMapper: {
    '^@/(.*)$': '<rootDir>/src/$1'
  },
  snapshotSerializers: ['jest-serializer-vue'],
  testMatch: [
    '**/tests/unit/**/*.spec.(js|jsx|ts|tsx)|**/__tests__/*.(js|jsx|ts|tsx)'
  ],
  collectCoverage: true,
  collectCoverageFrom: [
    '**/services/**/*.{ts,js}'
  ],
  coverageDirectory: '<rootDir>/coverage',
  coverageReporters: ['text', 'json', 'lcov'],
  testURL: 'http://localhost/',
  globals: {
    'ts-jest': {
      babelConfig: true
    }
  }
}