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How to use loadFilesAsyncTask 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, tick } from '@stryker-mutator/test-helpers';4import sinon from 'sinon';5import { KilledMutantRunResult, MutantRunStatus, TestRunnerCapabilities } from '@stryker-mutator/api/test-runner';6import { Task } from '@stryker-mutator/util';7import { MochaTestRunner } from '../../src/mocha-test-runner.js';8import { StrykerMochaReporter } from '../../src/stryker-mocha-reporter.js';9import { MochaAdapter } from '../../src/mocha-adapter.js';10import * as pluginTokens from '../../src/plugin-tokens.js';11import { MochaOptionsLoader } from '../../src/mocha-options-loader.js';12import { createMochaOptions } from '../helpers/factories.js';13describe(MochaTestRunner.name, () => {14  let mocha: sinon.SinonStubbedInstance<Mocha> & { suite: sinon.SinonStubbedInstance<Mocha.Suite>; dispose?: sinon.SinonStub };15  let mochaAdapterMock: sinon.SinonStubbedInstance<MochaAdapter>;16  let mochaOptionsLoaderMock: sinon.SinonStubbedInstance<MochaOptionsLoader>;17  let reporterMock: sinon.SinonStubbedInstance<StrykerMochaReporter>;18  let testFileNames: string[];19  beforeEach(() => {20    reporterMock = sinon.createStubInstance(StrykerMochaReporter);21    reporterMock.tests = [];22    mochaAdapterMock = sinon.createStubInstance(MochaAdapter);23    mochaOptionsLoaderMock = sinon.createStubInstance(MochaOptionsLoader);24    mocha = sinon.createStubInstance(Mocha) as any;25    mocha.suite = sinon.createStubInstance(Mocha.Suite) as any;26    mocha.suite.suites = [];27    mochaAdapterMock.create.returns(mocha as unknown as Mocha);28    testFileNames = [];29    mochaAdapterMock.collectFiles.returns(testFileNames);30  });31  afterEach(() => {32    delete StrykerMochaReporter.log;33  });34  function createSut(): MochaTestRunner {35    return testInjector.injector36      .provideValue(pluginTokens.mochaAdapter, mochaAdapterMock)37      .provideValue(pluginTokens.loader, mochaOptionsLoaderMock)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('capabilities', () => {48    it('should communicate reloadEnvironment=false', async () => {49      const expectedCapabilities: TestRunnerCapabilities = { reloadEnvironment: false };50      expect(await createSut().capabilities()).deep.eq(expectedCapabilities);51    });52  });53  describe(MochaTestRunner.prototype.init.name, () => {54    let sut: MochaTestRunner;55    beforeEach(() => {56      sut = createSut();57    });58    it('should load mocha options', async () => {59      mochaOptionsLoaderMock.load.returns({});60      await sut.init();61      expect(mochaOptionsLoaderMock.load).calledWithExactly(testInjector.options);62    });63    it('should collect the files', async () => {64      testFileNames.push('foo.js', 'foo.spec.js');65      const mochaOptions = Object.freeze(createMochaOptions());66      mochaOptionsLoaderMock.load.returns(mochaOptions);67      await sut.init();68      expect(mochaAdapterMock.collectFiles).calledWithExactly(mochaOptions);69      testFileNames.forEach((fileName) => {70        expect(mocha.addFile).calledWith(fileName);71      });72    });73    it('should not handle requires when there are no `requires`', async () => {74      mochaOptionsLoaderMock.load.returns({});75      await sut.init();76      expect(mochaAdapterMock.handleRequires).not.called;77    });78    it('should handle requires and collect root hooks', async () => {79      const requires = ['test/setup.js'];80      // eslint-disable-next-line @typescript-eslint/no-empty-function81      const expectedRootHooks = { beforeEach() {} };82      mochaOptionsLoaderMock.load.returns(createMochaOptions({ require: requires }));83      mochaAdapterMock.handleRequires.resolves(expectedRootHooks);84      await sut.init();85      const expectedMochaOptions: Mocha.MochaOptions = { rootHooks: expectedRootHooks };86      expect(mochaAdapterMock.create).calledWith(sinon.match(expectedMochaOptions));87    });88    it('should reject when requires contains "esm" (see #3014)', async () => {89      const requires = ['esm', 'ts-node/require'];90      mochaOptionsLoaderMock.load.returns(createMochaOptions({ require: requires }));91      await expect(sut.init()).rejectedWith(92        '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.'93      );94    });95    it('should pass along supported options to mocha', async () => {96      // Arrange97      const mochaOptions = Object.freeze(98        createMochaOptions({99          'async-only': true,100          grep: 'grepme',101          opts: 'opts',102          require: [],103          ui: 'exports',104        })105      );106      mochaOptionsLoaderMock.load.returns(mochaOptions);107      // Act108      await sut.init();109      // Assert110      expect(mocha.asyncOnly).called;111      expect(mocha.ui).calledWith('exports');112      expect(mocha.grep).calledWith('grepme');113    });114    it('should force timeout off', async () => {115      mochaOptionsLoaderMock.load.returns({});116      await sut.init();117      expect(mochaAdapterMock.create).calledWithMatch({ timeout: 0 });118    });119    it('should not set asyncOnly if asyncOnly is false', async () => {120      // Arrange121      const mochaOptions = Object.freeze(122        createMochaOptions({123          'async-only': false,124        })125      );126      mochaOptionsLoaderMock.load.returns(mochaOptions);127      // Act128      await sut.init();129      expect(mocha.asyncOnly).not.called;130    });131  });132  describe(MochaTestRunner.prototype.dryRun.name, () => {133    let sut: MochaTestRunner;134    beforeEach(async () => {135      mochaOptionsLoaderMock.load.returns({});136      sut = createSut();137      await sut.init();138    });139    it('should load files the first time', async () => {140      await actDryRun();141      expect(mocha.loadFilesAsync).calledOnceWithExactly();142      expect(mocha.loadFilesAsync).calledBefore(mocha.run);143    });144    it('should not load files again the second time', async () => {145      await actDryRun();146      await actDryRun();147      expect(mocha.loadFilesAsync).calledOnceWithExactly();148    });149    it('should set bail to true when disableBail is false', async () => {150      const childSuite = sinon.createStubInstance(Mocha.Suite);151      mocha.suite.suites.push(childSuite);152      childSuite.suites = [];153      await actDryRun(factory.dryRunOptions({ disableBail: false }));154      expect(mocha.suite.bail).calledWith(true);155      expect(childSuite.bail).calledWith(true);156    });157    it('should set bail to false when disableBail is true', async () => {158      const childSuite = sinon.createStubInstance(Mocha.Suite);159      mocha.suite.suites.push(childSuite);160      childSuite.suites = [];161      await actDryRun(factory.dryRunOptions({ disableBail: true }));162      expect(mocha.suite.bail).calledWith(false);163      expect(childSuite.bail).calledWith(false);164    });165    it('should add a beforeEach hook if coverage analysis is "perTest"', async () => {166      const runPromise = sut.dryRun(factory.dryRunOptions({ coverageAnalysis: 'perTest' }));167      sut.beforeEach!({ currentTest: { fullTitle: () => 'foo should be bar' } } as Mocha.Context);168      mocha.run.callsArg(0);169      await runPromise;170      expect(sut.beforeEach).undefined;171      expect(global.__stryker2__?.currentTestId).eq('foo should be bar');172    });173    it('should not add a beforeEach hook if coverage analysis isn\'t "perTest"', async () => {174      const runPromise = sut.dryRun(factory.dryRunOptions({ coverageAnalysis: 'all' }));175      expect(sut.beforeEach).undefined;176      mocha.run.callsArg(0);177      await runPromise;178    });179    it('should collect mutant coverage', async () => {180      StrykerMochaReporter.currentInstance = reporterMock;181      reporterMock.tests = [];182      global.__stryker2__!.mutantCoverage = factory.mutantCoverage({ static: { 1: 2 } });183      const result = await actDryRun(factory.dryRunOptions({ coverageAnalysis: 'all' }));184      assertions.expectCompleted(result);185      expect(result.mutantCoverage).deep.eq(factory.mutantCoverage({ static: { 1: 2 } }));186    });187    it('should not collect mutant coverage if coverageAnalysis is "off"', async () => {188      StrykerMochaReporter.currentInstance = reporterMock;189      reporterMock.tests = [];190      global.__stryker2__!.mutantCoverage = factory.mutantCoverage({ static: { 1: 2 } });191      const result = await actDryRun(factory.dryRunOptions({ coverageAnalysis: 'off' }));192      assertions.expectCompleted(result);193      expect(result.mutantCoverage).undefined;194    });195    it('should result in the reported tests', async () => {196      const expectedTests = [factory.successTestResult(), factory.failedTestResult()];197      StrykerMochaReporter.currentInstance = reporterMock;198      reporterMock.tests = expectedTests;199      const result = await actDryRun(factory.dryRunOptions({ coverageAnalysis: 'off' }));200      assertions.expectCompleted(result);201      expect(result.tests).eq(expectedTests);202    });203    it("should result an error if the StrykerMochaReporter isn't set correctly", async () => {204      const result = await actDryRun(factory.dryRunOptions({ coverageAnalysis: 'off' }));205      assertions.expectErrored(result);206      expect(result.errorMessage).eq("Mocha didn't instantiate the StrykerMochaReporter correctly. Test result cannot be reported.");207    });208    async function actDryRun(options = factory.dryRunOptions()) {209      mocha.run.callsArg(0);210      return sut.dryRun(options);211    }212  });213  describe(MochaTestRunner.prototype.mutantRun.name, () => {214    let sut: MochaTestRunner;215    beforeEach(async () => {216      mochaOptionsLoaderMock.load.returns({});217      sut = createSut();218      await sut.init();219      StrykerMochaReporter.currentInstance = reporterMock;220    });221    it("should activate the given mutant statically when mutantActivation = 'static'", async () => {222      // Arrange223      const loadFilesAsyncTask = new Task();224      mocha.loadFilesAsync.returns(loadFilesAsyncTask.promise);225      // Act226      const onGoingAct = actMutantRun(227        factory.mutantRunOptions({ activeMutant: factory.mutantTestCoverage({ id: '42' }), mutantActivation: 'static' })228      );229      // Assert230      expect(global.__stryker2__?.activeMutant).eq('42');231      loadFilesAsyncTask.resolve();232      await tick();233      expect(global.__stryker2__?.activeMutant).eq('42');234      expect(mocha.run).called;235      await onGoingAct;236    });237    it("should activate the given mutant at runtime when mutantActivation = 'runtime'", async () => {238      // Arrange239      const loadFilesAsyncTask = new Task();240      mocha.loadFilesAsync.returns(loadFilesAsyncTask.promise);241      // Act242      const onGoingAct = actMutantRun(243        factory.mutantRunOptions({ activeMutant: factory.mutantTestCoverage({ id: '42' }), mutantActivation: 'runtime' })244      );245      // Assert246      expect(global.__stryker2__?.activeMutant).eq(undefined);247      loadFilesAsyncTask.resolve();248      await tick();249      expect(global.__stryker2__?.activeMutant).eq('42');250      expect(mocha.run).called;251      await onGoingAct;252    });253    it('should set bail to true when disableBail is false', async () => {254      const childSuite = sinon.createStubInstance(Mocha.Suite);255      mocha.suite.suites.push(childSuite);256      childSuite.suites = [];257      await actMutantRun(factory.mutantRunOptions({ disableBail: false }));258      expect(mocha.suite.bail).calledWith(true);259      expect(childSuite.bail).calledWith(true);260    });261    it('should set bail to false when disableBail is true', async () => {262      const childSuite = sinon.createStubInstance(Mocha.Suite);263      mocha.suite.suites.push(childSuite);264      childSuite.suites = [];265      await actMutantRun(factory.mutantRunOptions({ disableBail: true }));266      expect(mocha.suite.bail).calledWith(false);267      expect(childSuite.bail).calledWith(false);268    });269    it('should use `grep` to when the test filter is specified', async () => {270      await actMutantRun(factory.mutantRunOptions({ testFilter: ['foo should be bar', 'baz should be qux'] }));271      expect(mocha.grep).calledWith(new RegExp('(foo should be bar)|(baz should be qux)'));272    });273    it('should escape regex characters when filtering', async () => {274      await actMutantRun(factory.mutantRunOptions({ testFilter: ['should escape *.\\, but not /'] }));275      expect(mocha.grep).calledWith(new RegExp('(should escape \\*\\.\\\\, but not /)'));276    });277    it('should be able to report a killed mutant when a test fails', async () => {278      reporterMock.tests = [factory.successTestResult(), factory.failedTestResult({ id: 'foo should be bar', failureMessage: 'foo was baz' })];279      const result = await actMutantRun();280      const expectedResult: KilledMutantRunResult = {281        failureMessage: 'foo was baz',282        killedBy: ['foo should be bar'],283        status: MutantRunStatus.Killed,284        nrOfTests: 2,285      };286      expect(result).deep.eq(expectedResult);287    });288    it('should be able report a survived mutant when all test succeed', async () => {289      reporterMock.tests = [factory.successTestResult(), factory.successTestResult()];290      const result = await actMutantRun();291      assertions.expectSurvived(result);292    });293    it('should report a timeout when the hitLimit was reached', async () => {294      reporterMock.tests = [factory.failedTestResult()];295      const result = await actMutantRun(factory.mutantRunOptions({ hitLimit: 9 }), 10);296      assertions.expectTimeout(result);297      expect(result.reason).contains('Hit limit reached (10/9)');298    });299    it('should reset the hitLimit between runs', async () => {300      reporterMock.tests = [factory.failedTestResult()];301      const firstResult = await actMutantRun(factory.mutantRunOptions({ hitLimit: 9 }), 10);302      reporterMock.tests = [factory.failedTestResult()];303      const secondResult = await actMutantRun(factory.mutantRunOptions({ hitLimit: undefined }), 10);304      assertions.expectTimeout(firstResult);305      assertions.expectKilled(secondResult);306    });307    async function actMutantRun(options = factory.mutantRunOptions(), hitCount?: number) {308      mocha.run.callsArg(0);309      const result = sut.mutantRun(options);310      global.__stryker2__!.hitCount = hitCount;311      return result;312    }313  });314  describe(MochaTestRunner.prototype.dispose.name, () => {315    let sut: MochaTestRunner;316    beforeEach(async () => {317      mochaOptionsLoaderMock.load.returns({});318      sut = createSut();319      await sut.init();320    });321    it('should dispose of mocha', async () => {322      await sut.dispose();323      expect(mocha.dispose).called;324    });325  });...

Using AI Code Generation

1var loadFilesAsyncTask = require('stryker-parent').loadFilesAsyncTask;2var files = loadFilesAsyncTask(['src/**/*.js', 'test/**/*.js']);3var loadFilesAsyncTask = require('stryker-parent').loadFilesAsyncTask;4var files = loadFilesAsyncTask(['src/**/*.js', 'test/**/*.js']);5var loadFilesAsyncTask = require('stryker-parent').loadFilesAsyncTask;6var files = loadFilesAsyncTask(['src/**/*.js', 'test/**/*.js']);7var loadFilesAsyncTask = require('stryker-parent').loadFilesAsyncTask;8var files = loadFilesAsyncTask(['src/**/*.js', 'test/**/*.js']);9var loadFilesAsyncTask = require('stryker-parent').loadFilesAsyncTask;10var files = loadFilesAsyncTask(['src/**/*.js', 'test/**/*.js']);11var loadFilesAsyncTask = require('stryker-parent').loadFilesAsyncTask;12var files = loadFilesAsyncTask(['src/**/*.js', 'test/**/*.js']);13var loadFilesAsyncTask = require('stryker-parent').loadFilesAsyncTask;14var files = loadFilesAsyncTask(['src/**/*.js', 'test/**/*.js']);15var loadFilesAsyncTask = require('stryker-parent').loadFilesAsyncTask;16var files = loadFilesAsyncTask(['src/**/*.js', 'test/**/*.js']);17var loadFilesAsyncTask = require('stryker-parent').loadFilesAsyncTask;18var files = loadFilesAsyncTask(['src/**/*.js', 'test/**/*.js']);19var loadFilesAsyncTask = require('stryker-parent').loadFilesAsyncTask;20var files = loadFilesAsyncTask(['src/**/*.js', 'test/**/*.js']);21var loadFilesAsyncTask = require('stry

Using AI Code Generation

1var loadFilesAsyncTask = require('stryker-parent').loadFilesAsyncTask;2var files = ['file1.js', 'file2.js'];3var fileContents = loadFilesAsyncTask(files).run();4var loadFilesAsyncTask = require('stryker-parent').loadFilesAsyncTask;5var files = ['file1.js', 'file2.js'];6var fileContents = loadFilesAsyncTask(files).run();7var loadFilesAsyncTask = require('stryker-parent').loadFilesAsyncTask;8var files = ['file1.js', 'file2.js'];9var fileContents = loadFilesAsyncTask(files).run();10var loadFilesAsyncTask = require('stryker-parent').loadFilesAsyncTask;11var files = ['file1.js', 'file2.js'];12var fileContents = loadFilesAsyncTask(files).run();13var loadFilesAsyncTask = require('stryker-parent').loadFilesAsyncTask;14var files = ['file1.js', 'file2.js'];15var fileContents = loadFilesAsyncTask(files).run();16var loadFilesAsyncTask = require('stryker-parent').loadFilesAsyncTask;17var files = ['file1.js', 'file2.js'];18var fileContents = loadFilesAsyncTask(files).run();19var loadFilesAsyncTask = require('stryker-parent').loadFilesAsyncTask;20var files = ['file1.js', 'file2.js'];21var fileContents = loadFilesAsyncTask(files).run();22var loadFilesAsyncTask = require('stryker-parent').loadFilesAsyncTask;23var files = ['file1.js', 'file2.js'];24var fileContents = loadFilesAsyncTask(files).run();

Using AI Code Generation

1var loadFilesAsyncTask = require('stryker-parent').loadFilesAsyncTask;2loadFilesAsyncTask('myFiles/**/*.js')3    .subscribe(function (files) {4    });5var loadFilesAsyncTask = require('stryker-parent').loadFilesAsyncTask;6loadFilesAsyncTask('myFiles/**/*.js')7    .subscribe(function (files) {8    });9var loadFilesAsyncTask = require('stryker-parent').loadFilesAsyncTask;10loadFilesAsyncTask('myFiles/**/*.js')11    .subscribe(function (files) {12    });13var loadFilesAsyncTask = require('stryker-parent').loadFilesAsyncTask;14loadFilesAsyncTask('myFiles/**/*.js')15    .subscribe(function (files) {16    });17var loadFilesAsyncTask = require('stryker-parent').loadFilesAsyncTask;18loadFilesAsyncTask('myFiles/**/*.js')19    .subscribe(function (files) {20    });21var loadFilesAsyncTask = require('stryker-parent').loadFilesAsyncTask;22loadFilesAsyncTask('myFiles/**/*.js')23    .subscribe(function (files) {24    });25var loadFilesAsyncTask = require('stryker-parent').loadFilesAsyncTask;

Using AI Code Generation

1loadFilesAsyncTask({2});3loadFilesAsync({4});5loadFilesAsync({6});7loadFilesAsyncTask({8});9loadFilesAsyncTask({10});11loadFilesAsyncTask({12});13loadFilesAsyncTask({14});15loadFilesAsyncTask({16});17loadFilesAsyncTask({18});19loadFilesAsyncTask({20});21loadFilesAsyncTask({

Using AI Code Generation

1require('stryker-parent').loadFilesAsyncTask(['test.js'], function (error, files) {2  if (error) {3    console.error('Error loading files: ' + error);4  }5  else {6    console.log('Files loaded: ' + files);7  }8});

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