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How to use fileResultsByName method in stryker-parent

Best JavaScript code snippet using stryker-parent

mutation-test-report-helper.ts

Source:mutation-test-report-helper.ts

1import path from 'path';2import { Location, Position, StrykerOptions, MutantTestCoverage, MutantResult, schema, MutantStatus } from '@stryker-mutator/api/core';3import { Logger } from '@stryker-mutator/api/logging';4import { commonTokens, tokens } from '@stryker-mutator/api/plugin';5import { Reporter } from '@stryker-mutator/api/report';6import { I, normalizeFileName, normalizeWhitespaces, type requireResolve } from '@stryker-mutator/util';7import { calculateMutationTestMetrics, MutationTestMetricsResult } from 'mutation-testing-metrics';8import { MutantRunResult, MutantRunStatus, TestResult } from '@stryker-mutator/api/test-runner';9import { CheckStatus, PassedCheckResult, CheckResult } from '@stryker-mutator/api/check';10import { strykerVersion } from '../stryker-package.js';11import { coreTokens } from '../di/index.js';12import { objectUtils } from '../utils/object-utils.js';13import { Project, FileSystem } from '../fs/index.js';14import { TestCoverage } from '../mutants/index.js';15const STRYKER_FRAMEWORK: Readonly<Pick<schema.FrameworkInformation, 'branding' | 'name' | 'version'>> = Object.freeze({16  name: 'StrykerJS',17  version: strykerVersion,18  branding: {19    homepageUrl: 'https://stryker-mutator.io',20    imageUrl:21      "data:image/svg+xml;utf8,%3Csvg viewBox='0 0 1458 1458' xmlns='http://www.w3.org/2000/svg' fill-rule='evenodd' clip-rule='evenodd' stroke-linejoin='round' stroke-miterlimit='2'%3E%3Cpath fill='none' d='M0 0h1458v1458H0z'/%3E%3CclipPath id='a'%3E%3Cpath d='M0 0h1458v1458H0z'/%3E%3C/clipPath%3E%3Cg clip-path='url(%23a)'%3E%3Cpath d='M1458 729c0 402.655-326.345 729-729 729S0 1131.655 0 729C0 326.445 326.345 0 729 0s729 326.345 729 729' fill='%23e74c3c' fill-rule='nonzero'/%3E%3Cpath d='M778.349 1456.15L576.6 1254.401l233-105 85-78.668v-64.332l-257-257-44-187-50-208 251.806-82.793L1076.6 389.401l380.14 379.15c-19.681 367.728-311.914 663.049-678.391 687.599z' fill-opacity='.3'/%3E%3Cpath d='M753.4 329.503c41.79 0 74.579 7.83 97.925 25.444 23.571 18.015 41.69 43.956 55.167 77.097l11.662 28.679 165.733-58.183-14.137-32.13c-26.688-60.655-64.896-108.61-114.191-144.011-49.329-35.423-117.458-54.302-204.859-54.302-50.78 0-95.646 7.376-134.767 21.542-40.093 14.671-74.09 34.79-102.239 60.259-28.84 26.207-50.646 57.06-65.496 92.701-14.718 35.052-22.101 72.538-22.101 112.401 0 72.536 20.667 133.294 61.165 182.704 38.624 47.255 98.346 88.037 179.861 121.291 42.257 17.475 78.715 33.125 109.227 46.994 27.193 12.361 49.294 26.124 66.157 41.751 15.309 14.186 26.497 30.584 33.63 49.258 7.721 20.214 11.16 45.69 11.16 76.402 0 28.021-4.251 51.787-13.591 71.219-8.832 18.374-20.171 33.178-34.523 44.219-14.787 11.374-31.193 19.591-49.393 24.466-19.68 5.359-39.14 7.993-58.69 7.993-29.359 0-54.387-3.407-75.182-10.747-20.112-7.013-37.144-16.144-51.259-27.486-13.618-11.009-24.971-23.766-33.744-38.279-9.64-15.8-17.272-31.924-23.032-48.408l-10.965-31.376-161.669 60.585 10.734 30.124c10.191 28.601 24.197 56.228 42.059 82.748 18.208 27.144 41.322 51.369 69.525 72.745 27.695 21.075 60.904 38.218 99.481 51.041 37.777 12.664 82.004 19.159 132.552 19.159 49.998 0 95.818-8.321 137.611-24.622 42.228-16.471 78.436-38.992 108.835-67.291 30.719-28.597 54.631-62.103 71.834-100.642 17.263-38.56 25.923-79.392 25.923-122.248 0-54.339-8.368-100.37-24.208-138.32-16.29-38.759-38.252-71.661-65.948-98.797-26.965-26.418-58.269-48.835-93.858-67.175-33.655-17.241-69.196-33.11-106.593-47.533-35.934-13.429-65.822-26.601-89.948-39.525-22.153-11.868-40.009-24.21-53.547-37.309-11.429-11.13-19.83-23.678-24.718-37.664-5.413-15.49-7.98-33.423-7.98-53.577 0-40.883 11.293-71.522 37.086-90.539 28.443-20.825 64.985-30.658 109.311-30.658z' fill='%23f1c40f' fill-rule='nonzero'/%3E%3Cpath d='M720 0h18v113h-18zM1458 738v-18h-113v18h113zM720 1345h18v113h-18zM113 738v-18H0v18h113z'/%3E%3C/g%3E%3C/svg%3E",22  },23});24/**25 * A helper class to convert and report mutants that survived or get killed26 */27export class MutationTestReportHelper {28  public static inject = tokens(29    coreTokens.reporter,30    commonTokens.options,31    coreTokens.project,32    commonTokens.logger,33    coreTokens.testCoverage,34    coreTokens.fs,35    coreTokens.requireFromCwd36  );37  constructor(38    private readonly reporter: Required<Reporter>,39    private readonly options: StrykerOptions,40    private readonly project: Project,41    private readonly log: Logger,42    private readonly testCoverage: I<TestCoverage>,43    private readonly fs: I<FileSystem>,44    private readonly requireFromCwd: typeof requireResolve45  ) {}46  public reportCheckFailed(mutant: MutantTestCoverage, checkResult: Exclude<CheckResult, PassedCheckResult>): MutantResult {47    return this.reportOne({48      ...mutant,49      status: this.checkStatusToResultStatus(checkResult.status),50      statusReason: checkResult.reason,51    });52  }53  public reportMutantStatus(mutant: MutantTestCoverage, status: MutantStatus): MutantResult {54    return this.reportOne({55      ...mutant,56      status,57    });58  }59  public reportMutantRunResult(mutant: MutantTestCoverage, result: MutantRunResult): MutantResult {60    // Prune fields used for Stryker bookkeeping61    switch (result.status) {62      case MutantRunStatus.Error:63        return this.reportOne({64          ...mutant,65          status: MutantStatus.RuntimeError,66          statusReason: result.errorMessage,67        });68      case MutantRunStatus.Killed:69        return this.reportOne({70          ...mutant,71          status: MutantStatus.Killed,72          testsCompleted: result.nrOfTests,73          killedBy: result.killedBy,74          statusReason: result.failureMessage,75        });76      case MutantRunStatus.Timeout:77        return this.reportOne({78          ...mutant,79          status: MutantStatus.Timeout,80          statusReason: result.reason,81        });82      case MutantRunStatus.Survived:83        return this.reportOne({84          ...mutant,85          status: MutantStatus.Survived,86          testsCompleted: result.nrOfTests,87        });88    }89  }90  private reportOne(result: MutantResult): MutantResult {91    this.reporter.onMutantTested(result);92    return result;93  }94  private checkStatusToResultStatus(status: Exclude<CheckStatus, CheckStatus.Passed>): MutantStatus {95    switch (status) {96      case CheckStatus.CompileError:97        return MutantStatus.CompileError;98    }99  }100  public async reportAll(results: MutantResult[]): Promise<void> {101    const report = await this.mutationTestReport(results);102    const metrics = calculateMutationTestMetrics(report);103    this.reporter.onAllMutantsTested(results);104    this.reporter.onMutationTestReportReady(report, metrics);105    if (this.options.incremental) {106      await this.fs.mkdir(path.dirname(this.options.incrementalFile), { recursive: true });107      await this.fs.writeFile(this.options.incrementalFile, JSON.stringify(report, null, 2), 'utf-8');108    }109    this.determineExitCode(metrics);110  }111  private determineExitCode(metrics: MutationTestMetricsResult) {112    const mutationScore = metrics.systemUnderTestMetrics.metrics.mutationScore;113    const breaking = this.options.thresholds.break;114    const formattedScore = mutationScore.toFixed(2);115    if (typeof breaking === 'number') {116      if (mutationScore < breaking) {117        this.log.error(`Final mutation score ${formattedScore} under breaking threshold ${breaking}, setting exit code to 1 (failure).`);118        this.log.info('(improve mutation score or set `thresholds.break = null` to prevent this error in the future)');119        objectUtils.setExitCode(1);120      } else {121        this.log.info(`Final mutation score of ${formattedScore} is greater than or equal to break threshold ${breaking}`);122      }123    } else {124      this.log.debug(125        "No breaking threshold configured. Won't fail the build no matter how low your mutation score is. Set `thresholds.break` to change this behavior."126      );127    }128  }129  private async mutationTestReport(results: readonly MutantResult[]): Promise<schema.MutationTestResult> {130    // Mocha, jest and karma use test titles as test ids.131    // This can mean a lot of duplicate strings in the json report.132    // Therefore we remap the test ids here to numbers.133    const testIdMap = new Map([...this.testCoverage.testsById.values()].map((test, index) => [test.id, index.toString()]));134    const remapTestId = (id: string): string => testIdMap.get(id) ?? id;135    const remapTestIds = (ids: string[] | undefined): string[] | undefined => ids?.map(remapTestId);136    return {137      files: await this.toFileResults(results, remapTestIds),138      schemaVersion: '1.0',139      thresholds: this.options.thresholds,140      testFiles: await this.toTestFiles(remapTestId),141      projectRoot: process.cwd(),142      config: this.options,143      framework: {144        ...STRYKER_FRAMEWORK,145        dependencies: this.discoverDependencies(),146      },147    };148  }149  private async toFileResults(150    results: readonly MutantResult[],151    remapTestIds: (ids: string[] | undefined) => string[] | undefined152  ): Promise<schema.FileResultDictionary> {153    const fileResultsByName = new Map<string, schema.FileResult>(154      await Promise.all(155        [...new Set(results.map(({ fileName }) => fileName))].map(async (fileName) => [fileName, await this.toFileResult(fileName)] as const)156      )157    );158    return results.reduce<schema.FileResultDictionary>((acc, mutantResult) => {159      const reportFileName = normalizeReportFileName(mutantResult.fileName);160      const fileResult = acc[reportFileName] ?? (acc[reportFileName] = fileResultsByName.get(mutantResult.fileName)!);161      fileResult.mutants.push(this.toMutantResult(mutantResult, remapTestIds));162      return acc;163    }, {});164  }165  private async toTestFiles(remapTestId: (id: string) => string): Promise<schema.TestFileDefinitionDictionary> {166    const testFilesByName = new Map<string, schema.TestFile>(167      await Promise.all(168        [...new Set([...this.testCoverage.testsById.values()].map(({ fileName }) => fileName))].map(169          async (fileName) => [normalizeReportFileName(fileName), await this.toTestFile(fileName)] as const170        )171      )172    );173    return [...this.testCoverage.testsById.values()].reduce<schema.TestFileDefinitionDictionary>((acc, testResult) => {174      const test = this.toTestDefinition(testResult, remapTestId);175      const reportFileName = normalizeReportFileName(testResult.fileName);176      const testFile = acc[reportFileName] ?? (acc[reportFileName] = testFilesByName.get(reportFileName)!);177      testFile.tests.push(test);178      return acc;179    }, {});180  }181  private async toFileResult(fileName: string): Promise<schema.FileResult> {182    const fileResult: schema.FileResult = {183      language: this.determineLanguage(fileName),184      mutants: [],185      source: '',186    };187    const sourceFile = this.project.files.get(fileName);188    if (sourceFile) {189      fileResult.source = await sourceFile.readOriginal();190    } else {191      this.log.warn(192        normalizeWhitespaces(`File "${fileName}" not found193    in input files, but did receive mutant result for it. This shouldn't happen`)194      );195    }196    return fileResult;197  }198  private async toTestFile(fileName: string | undefined): Promise<schema.TestFile> {199    const testFile: schema.TestFile = { tests: [] };200    if (fileName) {201      const file = this.project.files.get(fileName);202      if (file) {203        testFile.source = await file.readOriginal();204      } else {205        this.log.warn(206          normalizeWhitespaces(`Test file "${fileName}" not found207        in input files, but did receive test result for it. This shouldn't happen.`)208        );209      }210    }211    return testFile;212  }213  private toTestDefinition(test: TestResult, remapTestId: (id: string) => string): schema.TestDefinition {214    return {215      id: remapTestId(test.id),216      name: test.name,217      location: test.startPosition ? { start: this.toPosition(test.startPosition) } : undefined,218    };219  }220  private determineLanguage(name: string): string {221    const ext = path.extname(name).toLowerCase();222    switch (ext) {223      case '.ts':224      case '.tsx':225        return 'typescript';226      case '.html':227      case '.vue':228        return 'html';229      default:230        return 'javascript';231    }232  }233  private toMutantResult(mutantResult: MutantResult, remapTestIds: (ids: string[] | undefined) => string[] | undefined): schema.MutantResult {234    const { fileName, location, killedBy, coveredBy, ...apiMutant } = mutantResult;235    return {236      ...apiMutant,237      killedBy: remapTestIds(killedBy),238      coveredBy: remapTestIds(coveredBy),239      location: this.toLocation(location),240    };241  }242  private toLocation(location: Location): schema.Location {243    return {244      end: this.toPosition(location.end),245      start: this.toPosition(location.start),246    };247  }248  private toPosition(pos: Position): schema.Position {249    return {250      column: pos.column + 1, // convert from 0-based to 1-based251      line: pos.line + 1,252    };253  }254  private discoverDependencies(): schema.Dependencies {255    const discover = (specifier: string) => {256      try {257        return [specifier, (this.requireFromCwd(`${specifier}/package.json`) as { version: string }).version];258      } catch {259        // package does not exist...260        return undefined;261      }262    };263    const dependencies = [264      '@stryker-mutator/mocha-runner',265      '@stryker-mutator/karma-runner',266      '@stryker-mutator/jasmine-runner',267      '@stryker-mutator/jest-runner',268      '@stryker-mutator/typescript-checker',269      'karma',270      'karma-chai',271      'karma-chrome-launcher',272      'karma-jasmine',273      'karma-mocha',274      'mocha',275      'jasmine',276      'jasmine-core',277      'jest',278      'react-scripts',279      'typescript',280      '@angular/cli',281      'webpack',282      'webpack-cli',283      'ts-jest',284    ];285    return dependencies.map(discover).reduce<schema.Dependencies>((acc, dependency) => {286      if (dependency) {287        acc[dependency[0]] = dependency[1];288      }289      return acc;290    }, {});291  }292}293function normalizeReportFileName(fileName: string | undefined) {294  if (fileName) {295    return normalizeFileName(path.relative(process.cwd(), fileName));296  }297  // File name is not required for test files. By default we accumulate tests under the '' key298  return '';...

Using AI Code Generation

1const fileResultsByName = require('stryker-parent').fileResultsByName;2const fileResultsByName = require('stryker-child').fileResultsByName;3module.exports = require('./src/index');4module.exports = require('./fileResultsByName');5export function fileResultsByName() {6}7module.exports = require('./src/index');8module.exports = require('./fileResultsByName');9export function fileResultsByName() {10}11{12  "dependencies": {13  }14}15{16  "dependencies": {17  }18}19{20  "child": {21  },22  "parent": {23  }24}

Using AI Code Generation

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

Using AI Code Generation

1const { fileResultsByName } = require('stryker-parent');2const results = fileResultsByName();3console.log(results);4module.exports = function(config) {5  config.set({6  });7};8[2019-02-21 11:11:28.479] [INFO] Initial test run succeeded. Ran 1 tests in 1 second (net 0 ms, overhead 1000 ms

Using AI Code Generation

1const fileResultsByName = require('stryker-parent').fileResultsByName;2const fs = require('fs');3const path = require('path');4const testResults = JSON.parse(fs.readFileSync(path.resolve(__dirname, 'test-results.json'), 'utf8'));5const files = fileResultsByName(testResults);6console.log(files);7fileResultsByName(testResults: TestResult[]): FileResultByName8fileResults(testResults: TestResult[]): FileResult[]9interface TestResult {10  status: TestStatus;11  name: string;12  id: string;13  timeSpentMs: number;14  failureMessages: string[];15}16interface FileResult {17  name: string;18  status: TestStatus;19  tests: TestResult[];20}21type TestStatus = 'passed' | 'failed' | 'skipped';22Copyright (c) 2018 Stryker-mutator

Using AI Code Generation

1var strykerParent = require('stryker-parent');2var fileResultsByName = strykerParent.fileResultsByName;3var files = fileResultsByName(reporter.result.files);4var strykerParent = require('stryker-parent');5var fileResultsByName = strykerParent.fileResultsByName;6var files = fileResultsByName(reporter.result.files);7var strykerParent = require('stryker-parent');8var fileResultsByName = strykerParent.fileResultsByName;9var files = fileResultsByName(reporter.result.files);10var strykerParent = require('stryker-parent');11var fileResultsByName = strykerParent.fileResultsByName;12var files = fileResultsByName(reporter.result.files);13var strykerParent = require('stryker-parent');14var fileResultsByName = strykerParent.fileResultsByName;15var files = fileResultsByName(reporter.result.files);16var strykerParent = require('stryker-parent');17var fileResultsByName = strykerParent.fileResultsByName;18var files = fileResultsByName(reporter.result.files);19var strykerParent = require('stryker-parent');20var fileResultsByName = strykerParent.fileResultsByName;21var files = fileResultsByName(reporter.result.files);22var strykerParent = require('stryker-parent');23var fileResultsByName = strykerParent.fileResultsByName;24var files = fileResultsByName(reporter.result.files);25var strykerParent = require('stryker-parent');26var fileResultsByName = strykerParent.fileResultsByName;27var files = fileResultsByName(reporter.result.files);28var strykerParent = require('stryker-parent');29var fileResultsByName = strykerParent.fileResultsByName;30var files = fileResultsByName(reporter.result.files);

Using AI Code Generation

1var fileResultsByName = require('stryker-parent').fileResultsByName;2var results = fileResultsByName('test.js');3var Mocha = require('mocha');4var mocha = new Mocha();5var fs = require('fs');6var path = require('path');7fs.readdirSync('test').filter(function(file){8  return file.substr(-3) === '.js';9}).forEach(function(file){10  mocha.addFile(11    path.join('test', file)12  );13});14mocha.run(function(failures){15  process.on('exit', function () {16  });17});18var expect = require('chai').expect;19describe('A simple test', function() {20  it('should pass', function() {21    expect(true).to.be.true;22  });23});24var expect = require('chai').expect;25describe('A simple test', function() {26  it('should fail', function() {27    expect(true).to.be.false;28  });29});30var expect = require('chai').expect;31describe('A simple test', function() {32  it('should pass', function() {33    expect(true).to.be.true;34  });35});36var expect = require('chai').expect;37describe('A simple test', function() {38  it('should fail', function() {39    expect(true).to.be.false;40  });41});42var expect = require('chai').expect;43describe('A simple test', function() {44  it('should pass', function() {45    expect(true).to.be.true;46  });47});48var expect = require('chai').expect;49describe('A simple test', function() {50  it('should fail', function() {51    expect(true).to.be.false;52  });53});54var expect = require('chai').expect;55describe('A simple test', function() {56  it('should pass', function() {

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