How to use expectedRootHooks method in stryker-parent

Best JavaScript code snippet using stryker-parent

mocha-test-runner.spec.ts

Source:mocha-test-runner.spec.ts

1import { expect } from 'chai';2import Mocha from 'mocha';3import { testInjector, factory, assertions } from '@stryker-mutator/test-helpers';4import sinon from 'sinon';5import { KilledMutantRunResult, MutantRunStatus } from '@stryker-mutator/api/test-runner';6import { DirectoryRequireCache } from '@stryker-mutator/util';7import { MochaTestRunner } from '../../src/mocha-test-runner';8import { StrykerMochaReporter } from '../../src/stryker-mocha-reporter';9import { MochaAdapter } from '../../src/mocha-adapter';10import * as pluginTokens from '../../src/plugin-tokens';11import { MochaOptionsLoader } from '../../src/mocha-options-loader';12import { createMochaOptions } from '../helpers/factories';13describe(MochaTestRunner.name, () => {14  let directoryRequireCacheMock: sinon.SinonStubbedInstance<DirectoryRequireCache>;15  let mocha: sinon.SinonStubbedInstance<Mocha> & { suite: sinon.SinonStubbedInstance<Mocha.Suite>; dispose?: sinon.SinonStub };16  let mochaAdapterMock: sinon.SinonStubbedInstance<MochaAdapter>;17  let mochaOptionsLoaderMock: sinon.SinonStubbedInstance<MochaOptionsLoader>;18  let reporterMock: sinon.SinonStubbedInstance<StrykerMochaReporter>;19  beforeEach(() => {20    reporterMock = sinon.createStubInstance(StrykerMochaReporter);21    directoryRequireCacheMock = sinon.createStubInstance(DirectoryRequireCache);22    reporterMock.tests = [];23    mochaAdapterMock = sinon.createStubInstance(MochaAdapter);24    mochaOptionsLoaderMock = sinon.createStubInstance(MochaOptionsLoader);25    mocha = sinon.createStubInstance(Mocha) as any;26    mocha.suite = sinon.createStubInstance(Mocha.Suite) as any;27    mochaAdapterMock.create.returns(mocha as unknown as Mocha);28  });29  afterEach(() => {30    // These keys can be used to test the nodejs cache31    delete StrykerMochaReporter.log;32  });33  function createSut(): MochaTestRunner {34    return testInjector.injector35      .provideValue(pluginTokens.mochaAdapter, mochaAdapterMock)36      .provideValue(pluginTokens.loader, mochaOptionsLoaderMock)37      .provideValue(pluginTokens.directoryRequireCache, directoryRequireCacheMock)38      .provideValue(pluginTokens.globalNamespace, '__stryker2__' as const)39      .injectClass(MochaTestRunner);40  }41  describe('constructor', () => {42    it('should set the static `log` property on StrykerMochaReporter', () => {43      createSut();44      expect(StrykerMochaReporter.log).eq(testInjector.logger);45    });46  });47  describe(MochaTestRunner.prototype.init.name, () => {48    let sut: MochaTestRunner;49    beforeEach(() => {50      sut = createSut();51    });52    it('should load mocha options', async () => {53      mochaOptionsLoaderMock.load.returns({});54      await sut.init();55      expect(mochaOptionsLoaderMock.load).calledWithExactly(testInjector.options);56    });57    it('should collect the files', async () => {58      const expectedTestFileNames = ['foo.js', 'foo.spec.js'];59      const mochaOptions = Object.freeze(createMochaOptions());60      mochaOptionsLoaderMock.load.returns(mochaOptions);61      mochaAdapterMock.collectFiles.returns(expectedTestFileNames);62      await sut.init();63      expect(mochaAdapterMock.collectFiles).calledWithExactly(mochaOptions);64      expect(sut.testFileNames).eq(expectedTestFileNames);65    });66    it('should not handle requires when there are no `requires`', async () => {67      mochaOptionsLoaderMock.load.returns({});68      await sut.init();69      expect(mochaAdapterMock.handleRequires).not.called;70    });71    it('should handle requires and collect root hooks', async () => {72      const requires = ['test/setup.js'];73      // eslint-disable-next-line @typescript-eslint/no-empty-function74      const expectedRootHooks = { beforeEach() {} };75      mochaOptionsLoaderMock.load.returns(createMochaOptions({ require: requires }));76      mochaAdapterMock.handleRequires.resolves(expectedRootHooks);77      await sut.init();78      expect(sut.rootHooks).eq(expectedRootHooks);79    });80    it('should reject when requires contains "esm" (see #3014)', async () => {81      const requires = ['esm', 'ts-node/require'];82      mochaOptionsLoaderMock.load.returns(createMochaOptions({ require: requires }));83      await expect(sut.init()).rejectedWith(84        'Config option "mochaOptions.require" does not support "esm", please use `"testRunnerNodeArgs": ["--require", "esm"]` instead. See https://github.com/stryker-mutator/stryker-js/issues/3014 for more information.'85      );86    });87  });88  describe(MochaTestRunner.prototype.dryRun.name, () => {89    let sut: MochaTestRunner;90    let testFileNames: string[];91    beforeEach(() => {92      testFileNames = [];93      sut = createSut();94      sut.testFileNames = testFileNames;95      sut.mochaOptions = {};96    });97    it('should pass along supported options to mocha', async () => {98      // Arrange99      testFileNames.push('foo.js', 'bar.js', 'foo2.js');100      sut.mochaOptions['async-only'] = true;101      sut.mochaOptions.grep = 'grepme';102      sut.mochaOptions.opts = 'opts';103      sut.mochaOptions.require = [];104      sut.mochaOptions.ui = 'exports';105      // Act106      await actDryRun();107      // Assert108      expect(mocha.asyncOnly).called;109      expect(mocha.ui).calledWith('exports');110      expect(mocha.grep).calledWith('grepme');111    });112    it('should force timeout off', async () => {113      await actDryRun();114      expect(mochaAdapterMock.create).calledWithMatch({ timeout: false });115    });116    it('should set bail to true when disableBail is false', async () => {117      await actDryRun(factory.dryRunOptions({ disableBail: false }));118      expect(mochaAdapterMock.create).calledWithMatch({ bail: true });119    });120    it('should set bail to false when disableBail is true', async () => {121      await actDryRun(factory.dryRunOptions({ disableBail: true }));122      expect(mochaAdapterMock.create).calledWithMatch({ bail: false });123    });124    it("should don't set asyncOnly if asyncOnly is false", async () => {125      sut.mochaOptions['async-only'] = false;126      await actDryRun();127      expect(mocha.asyncOnly).not.called;128    });129    it('should pass rootHooks to the mocha instance', async () => {130      // eslint-disable-next-line @typescript-eslint/no-empty-function131      const rootHooks = { beforeEach() {} };132      sut.rootHooks = rootHooks;133      await actDryRun();134      expect(mochaAdapterMock.create).calledWithMatch({ rootHooks });135    });136    it('should add collected files ', async () => {137      sut.testFileNames!.push('foo.js', 'bar.js', 'foo2.js');138      await actDryRun();139      expect(mocha.addFile).calledThrice;140      expect(mocha.addFile).calledWith('foo.js');141      expect(mocha.addFile).calledWith('foo2.js');142      expect(mocha.addFile).calledWith('bar.js');143    });144    it('should add a beforeEach hook if coverage analysis is "perTest"', async () => {145      testFileNames.push('');146      await actDryRun(factory.dryRunOptions({ coverageAnalysis: 'perTest' }));147      expect(mocha.suite.beforeEach).calledWithMatch('StrykerIntercept', sinon.match.func);148      mocha.suite.beforeEach.callArgOnWith(1, { currentTest: { fullTitle: () => 'foo should be bar' } });149      expect(global.__stryker2__?.currentTestId).eq('foo should be bar');150    });151    it('should not add a beforeEach hook if coverage analysis isn\'t "perTest"', async () => {152      testFileNames.push('');153      await actDryRun(factory.dryRunOptions({ coverageAnalysis: 'all' }));154      expect(mocha.suite.beforeEach).not.called;155    });156    it('should collect mutant coverage', async () => {157      testFileNames.push('');158      StrykerMochaReporter.currentInstance = reporterMock;159      reporterMock.tests = [];160      global.__stryker2__!.mutantCoverage = factory.mutantCoverage({ static: { 1: 2 } });161      const result = await actDryRun(factory.dryRunOptions({ coverageAnalysis: 'all' }));162      assertions.expectCompleted(result);163      expect(result.mutantCoverage).deep.eq(factory.mutantCoverage({ static: { 1: 2 } }));164    });165    it('should not collect mutant coverage if coverageAnalysis is "off"', async () => {166      testFileNames.push('');167      StrykerMochaReporter.currentInstance = reporterMock;168      reporterMock.tests = [];169      global.__stryker2__!.mutantCoverage = factory.mutantCoverage({ static: { 1: 2 } });170      const result = await actDryRun(factory.dryRunOptions({ coverageAnalysis: 'off' }));171      assertions.expectCompleted(result);172      expect(result.mutantCoverage).undefined;173    });174    it('should result in the reported tests', async () => {175      testFileNames.push('');176      const expectedTests = [factory.successTestResult(), factory.failedTestResult()];177      StrykerMochaReporter.currentInstance = reporterMock;178      reporterMock.tests = expectedTests;179      const result = await actDryRun(factory.dryRunOptions({ coverageAnalysis: 'off' }));180      assertions.expectCompleted(result);181      expect(result.tests).eq(expectedTests);182    });183    it("should result an error if the StrykerMochaReporter isn't set correctly", async () => {184      testFileNames.push('');185      const result = await actDryRun(factory.dryRunOptions({ coverageAnalysis: 'off' }));186      assertions.expectErrored(result);187      expect(result.errorMessage).eq("Mocha didn't instantiate the StrykerMochaReporter correctly. Test result cannot be reported.");188    });189    it('should collect and purge the requireCache between runs', async () => {190      // Arrange191      testFileNames.push('');192      // Act193      await actDryRun(factory.dryRunOptions());194      // Assert195      expect(directoryRequireCacheMock.clear).called;196      expect(directoryRequireCacheMock.record).called;197      expect(directoryRequireCacheMock.clear).calledBefore(directoryRequireCacheMock.record);198    });199    it('should dispose of mocha when it supports it', async () => {200      await actDryRun();201      expect(mocha.dispose).called;202    });203    async function actDryRun(options = factory.dryRunOptions()) {204      mocha.run.onFirstCall().callsArg(0);205      return sut.dryRun(options);206    }207  });208  describe(MochaTestRunner.prototype.mutantRun.name, () => {209    let sut: MochaTestRunner;210    beforeEach(() => {211      sut = createSut();212      sut.testFileNames = [];213      sut.mochaOptions = {};214      StrykerMochaReporter.currentInstance = reporterMock;215    });216    it('should activate the given mutant', async () => {217      await actMutantRun(factory.mutantRunOptions({ activeMutant: factory.mutant({ id: '42' }) }));218      expect(global.__stryker2__?.activeMutant).eq('42');219    });220    it('should set bail to false when disableBail is true', async () => {221      await actMutantRun(factory.mutantRunOptions({ disableBail: true }));222      expect(mochaAdapterMock.create).calledWithMatch({ bail: false });223    });224    it('should set bail to true when disableBail is false', async () => {225      await actMutantRun(factory.mutantRunOptions({ disableBail: false }));226      expect(mochaAdapterMock.create).calledWithMatch({ bail: true });227    });228    it('should use `grep` to when the test filter is specified', async () => {229      await actMutantRun(factory.mutantRunOptions({ testFilter: ['foo should be bar', 'baz should be qux'] }));230      expect(mocha.grep).calledWith(new RegExp('(foo should be bar)|(baz should be qux)'));231    });232    it('should escape regex characters when filtering', async () => {233      await actMutantRun(factory.mutantRunOptions({ testFilter: ['should escape *.\\, but not /'] }));234      expect(mocha.grep).calledWith(new RegExp('(should escape \\*\\.\\\\, but not /)'));235    });236    it('should be able to report a killed mutant when a test fails', async () => {237      reporterMock.tests = [factory.successTestResult(), factory.failedTestResult({ id: 'foo should be bar', failureMessage: 'foo was baz' })];238      const result = await actMutantRun();239      const expectedResult: KilledMutantRunResult = {240        failureMessage: 'foo was baz',241        killedBy: ['foo should be bar'],242        status: MutantRunStatus.Killed,243        nrOfTests: 2,244      };245      expect(result).deep.eq(expectedResult);246    });247    it('should be able report a survived mutant when all test succeed', async () => {248      reporterMock.tests = [factory.successTestResult(), factory.successTestResult()];249      const result = await actMutantRun();250      assertions.expectSurvived(result);251    });252    it('should report a timeout when the hitLimit was reached', async () => {253      reporterMock.tests = [factory.failedTestResult()];254      const result = await actMutantRun(factory.mutantRunOptions({ hitLimit: 9 }), 10);255      assertions.expectTimeout(result);256      expect(result.reason).contains('Hit limit reached (10/9)');257    });258    it('should reset the hitLimit between runs', async () => {259      reporterMock.tests = [factory.failedTestResult()];260      const firstResult = await actMutantRun(factory.mutantRunOptions({ hitLimit: 9 }), 10);261      reporterMock.tests = [factory.failedTestResult()];262      const secondResult = await actMutantRun(factory.mutantRunOptions({ hitLimit: undefined }), 10);263      assertions.expectTimeout(firstResult);264      assertions.expectKilled(secondResult);265    });266    async function actMutantRun(options = factory.mutantRunOptions(), hitCount?: number) {267      mocha.run.callsArg(0);268      const result = sut.mutantRun(options);269      global.__stryker2__!.hitCount = hitCount;270      return result;271    }272  });...

Using AI Code Generation

1var expectedRootHooks = require('stryker-parent').expectedRootHooks;2var expectedChildHooks = require('stryker-parent').expectedChildHooks;3var expectedChildHooks = require('stryker-parent').expectedChildHooks;4var expectedChildHooks = require('stryker-parent').expectedChildHooks;5var expectedRootHooks = require('stryker-parent').expectedRootHooks;6var expectedChildHooks = require('stryker-parent').expectedChildHooks;7var expectedRootHooks = require('stryker-parent').expectedRootHooks;8var expectedChildHooks = require('stryker-parent').expectedChildHooks;9var expectedChildHooks = require('stryker-parent').expectedChildHooks;10var expectedChildHooks = require('stryker-parent').expectedChildHooks;11var expectedRootHooks = require('stryker-parent').expectedRootHooks;12var expectedChildHooks = require('stryker-parent').expectedChildHooks;13var expectedChildHooks = require('stryker-parent').expectedChildHooks;14var expectedChildHooks = require('stryker-parent').expectedChildHooks;15var expectedChildHooks = require('stryker-parent').expectedChildHooks;16var expectedRootHooks = require('stryker-parent').expectedRootHooks;

Using AI Code Generation

1const expectedRootHooks = require('stryker-parent').expectedRootHooks;2const expectedRootHooks = require('stryker-parent').expectedRootHooks;3const expectedRootHooks = require('stryker-parent').expectedRootHooks;4const expectedRootHooks = require('stryker-parent').expectedRootHooks;5const expectedRootHooks = require('stryker-parent').expectedRootHooks;6const expectedRootHooks = require('stryker-parent').expectedRootHooks;7const expectedRootHooks = require('stryker-parent').expectedRootHooks;8const expectedRootHooks = require('stryker-parent').expectedRootHooks;9const expectedRootHooks = require('stryker-parent').expectedRootHooks;10const expectedRootHooks = require('stryker-parent').expectedRootHooks;11const expectedRootHooks = require('stryker-parent').expectedRootHooks;12const expectedRootHooks = require('stryker-parent').expectedRootHooks;13const expectedRootHooks = require('stryker-parent').expectedRootHooks;14const expectedRootHooks = require('stryker-parent').expectedRootHooks;15const expectedRootHooks = require('stryker-parent').expectedRootHooks;

Using AI Code Generation

1const {expectedRootHooks} = require('stryker-parent');2module.exports = function(config) {3    config.set({4    });5    expectedRootHooks(config);6};7module.exports = function(config) {8    config.set({9    });10    require('./test.js')(config);11};12{13    "scripts": {14    }15}16module.exports = {17    parserOptions: {18    },19    env: {20    },21    rules: {22    }23};24{25}

Using AI Code Generation

1const expectedRootHooks = require('stryker-parent').expectedRootHooks;2console.log(expectedRootHooks);3module.exports = {4  expectedRootHooks: function () {5    return 'expectedRootHooks';6  }7}8{9}

Using AI Code Generation

1module.exports = function (strykerConfig) {2  return function (config) {3    config.set({4    });5  };6};7module.exports = function () {8};

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