How to use originalJestEnvironment method in stryker-parent

Best JavaScript code snippet using stryker-parent

with-coverage-analysis.ts

Source:with-coverage-analysis.ts

1import { Config } from '@jest/types';2import { CoverageAnalysis, StrykerOptions } from '@stryker-mutator/api/core';3import { propertyPath } from '@stryker-mutator/util';4import semver from 'semver';5import { state } from '../messaging';6import { jestWrapper } from '../utils';7/**8 * Jest's defaults.9 * @see https://jestjs.io/docs/en/configuration10 */11function getJestDefaults() {12  // New defaults since 27: https://jestjs.io/blog/2021/05/25/jest-2713  if (semver.satisfies(jestWrapper.getVersion(), '>=27')) {14    return {15      testRunner: 'jest-circus/runner',16      testEnvironment: 'node',17    };18  } else {19    return {20      // the defaults before v2721      testRunner: 'jest-jasmine2',22      testEnvironment: 'jsdom',23    };24  }25}26export function withCoverageAnalysis(jestConfig: Config.InitialOptions, coverageAnalysis: CoverageAnalysis): Config.InitialOptions {27  // Override with Stryker specific test environment to capture coverage analysis28  if (coverageAnalysis === 'off') {29    return jestConfig;30  } else {31    const overrides: Config.InitialOptions = {};32    overrideEnvironment(jestConfig, overrides);33    if (coverageAnalysis === 'perTest') {34      setupFramework(jestConfig, overrides);35    }36    return { ...jestConfig, ...overrides };37  }38}39/**40 * Setup the test framework (aka "runner" in jest terms) for "perTest" coverage analysis.41 * Will use monkey patching for framework "jest-jasmine2", and will assume the test environment handles events when "jest-circus"42 */43function setupFramework(jestConfig: Config.InitialOptions, overrides: Config.InitialOptions) {44  const testRunner = jestConfig.testRunner ?? getJestDefaults().testRunner;45  if (testRunner === 'jest-jasmine2') {46    overrides.setupFilesAfterEnv = [require.resolve('./jasmine2-setup-coverage-analysis'), ...(jestConfig.setupFilesAfterEnv ?? [])];47  } else if (!testRunner.includes('jest-circus')) {48    // 'jest-circus/runner' is supported, via handleTestEvent, see https://jestjs.io/docs/en/configuration#testenvironment-string49    // Use includes here, since "react-scripts" will specify the full path to `jest-circus`, see https://github.com/stryker-mutator/stryker-js/issues/278950    throw new Error(51      `The @stryker-mutator/jest-runner doesn't support ${propertyPath<StrykerOptions>(52        'coverageAnalysis'53      )} "perTest" with "jestConfig.testRunner": "${54        jestConfig.testRunner55      }". Please open an issue if you want support for this: https://github.com/stryker-mutator/stryker-js/issues`56    );57  }58}59function overrideEnvironment(jestConfig: Config.InitialOptions, overrides: Config.InitialOptions) {60  const originalJestEnvironment = jestConfig.testEnvironment ?? getJestDefaults().testEnvironment;61  state.jestEnvironment = nameEnvironment(originalJestEnvironment);62  overrides.testEnvironment = require.resolve('./jest-environment-generic');63}64function nameEnvironment(shortName: string): string {65  return ['node', 'jsdom'].includes(shortName) ? `jest-environment-${shortName}` : shortName;...

Using AI Code Generation

1const OriginalJestEnvironment = require('jest-environment-node');2class CustomEnvironment extends OriginalJestEnvironment {3  constructor(config) {4    super(config);5  }6  async setup() {7    await super.setup();8  }9  async teardown() {10    await super.teardown();11  }12  runScript(script) {13    return super.runScript(script);14  }15}16module.exports = CustomEnvironment;17module.exports = {18  testMatch: ['**/?(*.)+(spec|test).js?(x)'],19  transform: {20  },21  testEnvironmentOptions: {22  },23};

Using AI Code Generation

1const originalJestEnvironment = require('stryker-parent').originalJestEnvironment;2class CustomJestEnvironment extends originalJestEnvironment {3  constructor(config) {4    super(config);5  }6}7module.exports = CustomJestEnvironment;8const originalJestEnvironment = require('stryker-parent').originalJestEnvironment;9class CustomJestEnvironment extends originalJestEnvironment {10  constructor(config) {11    super(config);12  }13  async setup() {14    await super.setup();15  }16  async teardown() {17    await super.teardown();18  }19  runScript(script) {20    return super.runScript(script);21  }22}23module.exports = CustomJestEnvironment;24const originalJestEnvironment = require('stryker-parent').originalJestEnvironment;25class CustomJestEnvironment extends originalJestEnvironment {26  constructor(config) {27    super(config);28  }29  async setup() {30    await super.setup();31  }32  async teardown() {33    await super.teardown();34  }35  runScript(script) {36    return super.runScript(script);37  }38}39module.exports = CustomJestEnvironment;40const originalJestEnvironment = require('stryker-parent').originalJestEnvironment;41class CustomJestEnvironment extends originalJestEnvironment {42  constructor(config) {43    super(config);44  }45  async setup() {46    await super.setup();47  }48  async teardown() {49    await super.teardown();50  }51  runScript(script) {52    return super.runScript(script);53  }54}55module.exports = CustomJestEnvironment;56const originalJestEnvironment = require('stryker-parent').originalJ

Using AI Code Generation

1const originalJestEnvironment = require('stryker-parent/jest-environment');2const NodeEnvironment = require('jest-environment-node');3module.exports = class CustomEnvironment extends originalJestEnvironment(NodeEnvironment) {4  constructor(config, context) {5    super(config, context);6  }7  async setup() {8    await super.setup();9  }10  async teardown() {11    await super.teardown();12  }13  runScript(script) {14    return super.runScript(script);15  }16};17const originalJestEnvironment = require('stryker-parent/jest-environment');18const JSDOMEnvironment = require('jest-environment-jsdom');19module.exports = class CustomEnvironment extends originalJestEnvironment(JSDOMEnvironment) {20  constructor(config, context) {21    super(config, context);22  }23  async setup() {24    await super.setup();25  }26  async teardown() {27    await super.teardown();28  }29  runScript(script) {30    return super.runScript(script);31  }32};

Using AI Code Generation

1const originalJestEnvironment = require('stryker-parent/jest-environment');2module.exports = class CustomEnvironment extends originalJestEnvironment {3  constructor(config, context) {4    super(config, context);5  }6};7module.exports = function(config) {8  config.set({9    jest: {10      config: require.resolve('./jest.config.js')11    }12  });13}14module.exports = {15}16module.exports = function(config) {17  config.set({18    jest: {19    }20  });21}22module.exports = function(config) {23  config.set({24    jest: {25      config: {26      }27    }28  });29}30module.exports = function(config) {31  config.set({32    jest: {33      configFile: require.resolve('./jest.config.js')34    }35  });36}

Using AI Code Generation

1const originalJestEnvironment = require('stryker-parent').jestEnvironment;2class CustomEnvironment extends originalJestEnvironment {3  constructor(config) {4    super(config);5  }6  async setup() {7    await super.setup();8  }9  async teardown() {10    await super.teardown();11  }12  runScript(script) {13    return super.runScript(script);14  }15}16module.exports = CustomEnvironment;17module.exports = function (config) {18  config.set({19    jest: {20      config: require('./jest.config.js'),21      customJestConfig: {22      },23    },24  });25};26module.exports = function (config) {27  config.set({28    jest: {29      config: require('./jest.config.js'),30      customJestConfig: {31      },32    },33  });34};

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