amex-jest-preset/jest-preset.js

An opinionated Jest preset

/*
 * Copyright (c) 2017 American Express Travel Related Services Company, Inc.
 *
 * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except
 * in compliance with the License. You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software distributed under the License
 * is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
 * or implied. See the License for the specific language governing permissions and limitations under
 * the License.
 */

const isCI = require('is-ci');

module.exports = {
  cache: !isCI,
  testResultsProcessor: require.resolve('./html-report-creator'),
  collectCoverage: true,
  collectCoverageFrom: [
    '**/*.js',
    '!**/node_modules/**',
    '!build/**',
    '!dist/**',
    '!lib/**',
    '!test-results/**',
  ],
  testEnvironment: 'node',
  cacheDirectory: '<rootDir>/.jest-cache',
  coverageDirectory: '<rootDir>/test-results/coverage',
  coverageReporters: [
    'text',
    'lcov',
    'cobertura',
  ],
  coverageThreshold: {
    global: {
      branches: 100,
      functions: 100,
      lines: 100,
      statements: 100,
    },
  },
};