.jest.js

const transformIgnorePatterns = [
    '/dist/',
    'node_modules/[^/]+?/(?!(es|node_modules)/)', // Ignore modules without es dir
  ];
  module.exports = {
    verbose: true,
    moduleFileExtensions: ['ts', 'tsx', 'js', 'jsx', 'json', 'md'],
    testPathIgnorePatterns: ['/node_modules/', 'dist'],
    transform: {
        "^.+\\.js$": "babel-jest"
    },
    moduleNameMapper: {
        "\\.(css|less|scss)$": "identity-obj-proxy",
        "\\.(jpg|jpeg|png|gif|eot|otf|webp|svg|ttf|woff|woff2|mp4|webm|wav|mp3|m4a|aac|oga)$": "./test/__mocks__/fileMock.js"
    },
    transformIgnorePatterns,
    testURL: 'http://localhost',
    globals: {
        ontouchstart: null//模拟windows的touchstart
    },
    collectCoverage :true,
    coverageDirectory: '<rootDir>/test/coverage', 
    collectCoverageFrom:[
        "**/index.{js,jsx}",
        "**/src/*.{js,jsx}"
    ],
    coveragePathIgnorePatterns :["node_modules","demo","dist"],
    coverageThreshold: {			    // 测试覆盖率通过阈值
        global: {
            branches: 90,
            functions: 90,
            lines: 90,
            statements: 90
        }
    }
  };