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How to use ignoredMutant method in stryker-parent

Best JavaScript code snippet using stryker-parent

4-mutation-test-executor.ts

Source:4-mutation-test-executor.ts

1import { from, partition, merge, Observable, lastValueFrom } from 'rxjs';2import { toArray, map, tap, shareReplay } from 'rxjs/operators';3import { tokens, commonTokens } from '@stryker-mutator/api/plugin';4import { MutantTestCoverage, MutantResult, StrykerOptions, MutantStatus } from '@stryker-mutator/api/core';5import { MutantRunOptions, TestRunner } from '@stryker-mutator/api/test-runner';6import { Logger } from '@stryker-mutator/api/logging';7import { I } from '@stryker-mutator/util';8import { CheckStatus, Checker, CheckResult, PassedCheckResult } from '@stryker-mutator/api/check';9import { coreTokens } from '../di';10import { StrictReporter } from '../reporters/strict-reporter';11import { MutationTestReportHelper } from '../reporters/mutation-test-report-helper';12import { Timer } from '../utils/timer';13import { Pool, ConcurrencyTokenProvider } from '../concurrent';14import { Sandbox } from '../sandbox';15import { DryRunContext } from './3-dry-run-executor';16export interface MutationTestContext extends DryRunContext {17  [coreTokens.testRunnerPool]: I<Pool<TestRunner>>;18  [coreTokens.timeOverheadMS]: number;19  [coreTokens.mutationTestReportHelper]: MutationTestReportHelper;20  [coreTokens.mutantsWithTestCoverage]: MutantTestCoverage[];21}22/**23 * The factor by which hit count from dry run is multiplied to calculate the hit limit for a mutant.24 * This is intentionally a high value to prevent false positives.25 *26 * For example, a property testing library might execute a failing scenario multiple times to determine the smallest possible counterexample.27 * @see https://jsverify.github.io/#minimal-counterexample28 */29const HIT_LIMIT_FACTOR = 100;30export class MutationTestExecutor {31  public static inject = tokens(32    commonTokens.options,33    coreTokens.reporter,34    coreTokens.checkerPool,35    coreTokens.testRunnerPool,36    coreTokens.timeOverheadMS,37    coreTokens.mutantsWithTestCoverage,38    coreTokens.mutationTestReportHelper,39    coreTokens.sandbox,40    commonTokens.logger,41    coreTokens.timer,42    coreTokens.concurrencyTokenProvider43  );44  constructor(45    private readonly options: StrykerOptions,46    private readonly reporter: StrictReporter,47    private readonly checkerPool: I<Pool<Checker>>,48    private readonly testRunnerPool: I<Pool<TestRunner>>,49    private readonly timeOverheadMS: number,50    private readonly matchedMutants: readonly MutantTestCoverage[],51    private readonly mutationTestReportHelper: I<MutationTestReportHelper>,52    private readonly sandbox: I<Sandbox>,53    private readonly log: Logger,54    private readonly timer: I<Timer>,55    private readonly concurrencyTokenProvider: I<ConcurrencyTokenProvider>56  ) {}57  public async execute(): Promise<MutantResult[]> {58    const { ignoredResult$, notIgnoredMutant$ } = this.executeIgnore(from(this.matchedMutants));59    const { passedMutant$, checkResult$ } = this.executeCheck(from(notIgnoredMutant$));60    const { coveredMutant$, noCoverageResult$ } = this.executeNoCoverage(passedMutant$);61    const testRunnerResult$ = this.executeRunInTestRunner(coveredMutant$);62    const results = await lastValueFrom(merge(testRunnerResult$, checkResult$, noCoverageResult$, ignoredResult$).pipe(toArray()));63    this.mutationTestReportHelper.reportAll(results);64    await this.reporter.wrapUp();65    this.logDone();66    return results;67  }68  private executeIgnore(input$: Observable<MutantTestCoverage>) {69    const [ignoredMutant$, notIgnoredMutant$] = partition(input$.pipe(shareReplay()), (mutant) => mutant.status === MutantStatus.Ignored);70    const ignoredResult$ = ignoredMutant$.pipe(map((mutant) => this.mutationTestReportHelper.reportMutantStatus(mutant, MutantStatus.Ignored)));71    return { ignoredResult$, notIgnoredMutant$ };72  }73  private executeNoCoverage(input$: Observable<MutantTestCoverage>) {74    const [noCoverageMatchedMutant$, coveredMutant$] = partition(75      input$.pipe(shareReplay()),76      (mutant) => !mutant.static && (mutant.coveredBy?.length ?? 0) === 077    );78    const noCoverageResult$ = noCoverageMatchedMutant$.pipe(79      map((mutant) => this.mutationTestReportHelper.reportMutantStatus(mutant, MutantStatus.NoCoverage))80    );81    return { noCoverageResult$, coveredMutant$ };82  }83  private executeCheck(input$: Observable<MutantTestCoverage>) {84    const checkTask$ = this.checkerPool85      .schedule(input$, async (checker, mutant) => {86        const checkResult = await checker.check(mutant);87        return {88          checkResult,89          mutant,90        };91      })92      .pipe(93        // Dispose when all checks are completed.94        // This will allow resources to be freed up and more test runners to be spined up.95        tap({96          complete: () => {97            this.checkerPool.dispose();98            this.concurrencyTokenProvider.freeCheckers();99          },100        }),101        shareReplay()102      );103    const [passedCheckResult$, failedCheckResult$] = partition(checkTask$, ({ checkResult }) => checkResult.status === CheckStatus.Passed);104    const checkResult$ = failedCheckResult$.pipe(105      map((failedMutant) =>106        this.mutationTestReportHelper.reportCheckFailed(failedMutant.mutant, failedMutant.checkResult as Exclude<CheckResult, PassedCheckResult>)107      )108    );109    const passedMutant$ = passedCheckResult$.pipe(map(({ mutant }) => mutant));110    return { checkResult$, passedMutant$ };111  }112  private executeRunInTestRunner(input$: Observable<MutantTestCoverage>): Observable<MutantResult> {113    return this.testRunnerPool.schedule(input$, async (testRunner, mutant) => {114      const mutantRunOptions = this.createMutantRunOptions(mutant);115      const result = await testRunner.mutantRun(mutantRunOptions);116      return this.mutationTestReportHelper.reportMutantRunResult(mutant, result);117    });118  }119  private createMutantRunOptions(activeMutant: MutantTestCoverage): MutantRunOptions {120    const timeout = this.options.timeoutFactor * activeMutant.estimatedNetTime + this.options.timeoutMS + this.timeOverheadMS;121    const hitLimit = activeMutant.hitCount === undefined ? undefined : activeMutant.hitCount * HIT_LIMIT_FACTOR;122    return {123      activeMutant,124      timeout,125      testFilter: activeMutant.coveredBy,126      sandboxFileName: this.sandbox.sandboxFileFor(activeMutant.fileName),127      hitLimit,128      disableBail: this.options.disableBail,129    };130  }131  private logDone() {132    this.log.info('Done in %s.', this.timer.humanReadableElapsed());133  }...

Using AI Code Generation

1const stryker = require('stryker-parent');2stryker.ignoredMutant('test');3const stryker = require('stryker-parent');4stryker.ignoredMutant('test2');5module.exports = function(config) {6  config.set({7    jest: {8    },9  });10};

Using AI Code Generation

1module.exports = function (stryker) {2  stryker.on('test-runner-start', function () {3    stryker.ignoredMutant('test.js', 'code to use ignoredMutant method of stryker-parent');4  });5};6module.exports = function (stryker) {7  stryker.on('test-runner-start', function () {8    stryker.ignoredMutant('test.js', 'code to use ignoredMutant method of stryker-child');9  });10};11module.exports = function (config) {12  config.set({13  });14};

Using AI Code Generation

1const { ignoredMutant } = require('stryker-parent');2ignoredMutant('test');3console.log('test');4const { ignoredMutant } = require('stryker-parent');5ignoredMutant('test2');6console.log('test2');7module.exports = function(config) {8  config.set({9    commandRunner: {10    },11  });12};1313:12:29 (1573) INFO Stryker 0 Mutant(s) generated1413:12:29 (1573) INFO Stryker Your mutation score: NaN% (NaN% passed, 0% failed)15When I run the command manually (node test2.js), I get the following output:

Using AI Code Generation

1function ignoredMutant() {2  return true;3}4module.exports = {5};6{7}8{9  "commandRunner": {10  },11}12function ignoredMutant() {13  return true;14}15module.exports = {16};17function ignoredMutant() {18  return true;19}20module.exports = {21};22{23}24function ignoredMutant() {25  return true;26}27module.exports = {28};29function ignoredMutant() {30  return false;31}32module.exports = {

Using AI Code Generation

1var ignoredMutant = require('stryker-parent').ignoredMutant;2var a = 1;3var b = 2;4var c = a + b;5ignoredMutant(c, 'mutant description');6var d = 3;7var e = 4;8var f = d + e;9ignoredMutant(f, 'mutant description');10var g = 5;11var h = 6;12var i = g + h;13ignoredMutant(i, 'mutant description');14var a = 1;15var b = 2;16var c = a + b;17stryker.ignoreMutant(c, 'mutant description');18var d = 3;19var e = 4;20var f = d + e;21stryker.ignoreMutant(f, 'mutant description');22var g = 5;23var h = 6;24var i = g + h;25stryker.ignoreMutant(i, 'mutant description');

Using AI Code Generation

1import { ignoredMutant } from 'stryker-parent';2ignoredMutant('this is a mutant to be ignored');3import { ignoredMutant } from 'stryker-parent';4ignoredMutant('this is a mutant to be ignored');5import { ignoredMutant } from 'stryker-parent';6ignoredMutant('this is a mutant to be ignored');7import { ignoredMutant } from 'stryker-parent';8ignoredMutant('this is a mutant to be ignored');9import { ignoredMutant } from 'stryker-parent';10ignoredMutant('this is a mutant to be ignored');11import { ignoredMutant } from 'stryker-parent';12ignoredMutant('this is a mutant to be ignored');13import { ignoredMutant } from 'stryker-parent';14ignoredMutant('this is a mutant to be ignored');15import { ignoredMutant } from 'stryker-parent';16ignoredMutant('this is a mutant to be ignored');17import { ignoredMutant } from 'stryker-parent';18ignoredMutant('this is a mutant to be ignored');19import { ignoredMutant } from 'stryker-parent';20ignoredMutant('this is a mutant to be ignored');21import { ignoredMutant } from 'stryker-parent';22ignoredMutant('this is a mutant to be ignored');23import { ignoredMutant } from 'stryker-parent';

Using AI Code Generation

1var stryker = require('stryker-parent');2stryker.ignoredMutant('test.js', 1, 'mutant 1');3var stryker = require('stryker-parent');4stryker.ignoredMutant('test.js', 2, 'mutant 2');5var stryker = require('stryker-parent');6stryker.ignoredMutant('test.js', 3, 'mutant 3');7var stryker = require('stryker-parent');8stryker.ignoredMutant('test.js', 4, 'mutant 4');9var stryker = require('stryker-parent');10stryker.ignoredMutant('test.js', 5, 'mutant 5');11var stryker = require('stryker-parent');12stryker.ignoredMutant('test.js', 6, 'mutant 6');13var stryker = require('stryker-parent');14stryker.ignoredMutant('test.js', 7, 'mutant 7');15var stryker = require('stryker-parent');16stryker.ignoredMutant('test.js', 8, 'mutant 8');17var stryker = require('stryker-parent');18stryker.ignoredMutant('test.js', 9, 'mutant 9');19var stryker = require('stryker-parent');20stryker.ignoredMutant('test.js', 10, 'mutant 10');

Using AI Code Generation

1const ignoredMutant = require('stryker-parent').ignoredMutant;2ignoredMutant('this is a reason', () => {3});4module.exports = function(config) {5  config.set({6  });7};

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