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mutant-test-planner.spec.ts

Source:mutant-test-planner.spec.ts

1import path from 'path';2import sinon from 'sinon';3import { expect } from 'chai';4import { factory, testInjector } from '@stryker-mutator/test-helpers';5import { MutantEarlyResultPlan, MutantRunPlan, MutantTestPlan, PlanKind, Mutant, MutantStatus, schema } from '@stryker-mutator/api/core';6import { Reporter } from '@stryker-mutator/api/report';7import { MutantTestPlanner } from '../../../src/mutants/index.js';8import { coreTokens } from '../../../src/di/index.js';9import { Sandbox } from '../../../src/sandbox/index.js';10import { Project } from '../../../src/fs/index.js';11import { FileSystemTestDouble } from '../../helpers/file-system-test-double.js';12import { loc } from '../../helpers/producers.js';13import { TestCoverageTestDouble } from '../../helpers/test-coverage-test-double.js';14import { IncrementalDiffer } from '../../../src/mutants/incremental-differ.js';15const TIME_OVERHEAD_MS = 501;16describe(MutantTestPlanner.name, () => {17  let reporterMock: sinon.SinonStubbedInstance<Required<Reporter>>;18  let sandboxMock: sinon.SinonStubbedInstance<Sandbox>;19  let fileSystemTestDouble: FileSystemTestDouble;20  let testCoverage: TestCoverageTestDouble;21  beforeEach(() => {22    reporterMock = factory.reporter();23    sandboxMock = sinon.createStubInstance(Sandbox);24    sandboxMock.sandboxFileFor.returns('sandbox/foo.js');25    fileSystemTestDouble = new FileSystemTestDouble();26    testCoverage = new TestCoverageTestDouble();27  });28  function act(29    mutants: Mutant[],30    project = new Project(fileSystemTestDouble, fileSystemTestDouble.toFileDescriptions())31  ): Promise<readonly MutantTestPlan[]> {32    return testInjector.injector33      .provideValue(coreTokens.testCoverage, testCoverage)34      .provideValue(coreTokens.reporter, reporterMock)35      .provideValue(coreTokens.mutants, mutants)36      .provideValue(coreTokens.sandbox, sandboxMock)37      .provideValue(coreTokens.project, project)38      .provideValue(coreTokens.timeOverheadMS, TIME_OVERHEAD_MS)39      .provideClass(coreTokens.incrementalDiffer, IncrementalDiffer) // inject the real deal40      .injectClass(MutantTestPlanner)41      .makePlan(mutants);42  }43  it('should make an early result plan for an ignored mutant', async () => {44    const mutant = factory.mutant({ id: '2', status: MutantStatus.Ignored, statusReason: 'foo should ignore' });45    // Act46    const result = await act([mutant]);47    // Assert48    const expected: MutantEarlyResultPlan[] = [49      { plan: PlanKind.EarlyResult, mutant: { ...mutant, static: false, status: MutantStatus.Ignored, coveredBy: undefined, killedBy: undefined } },50    ];51    expect(result).deep.eq(expected);52  });53  it('should make a plan with an empty test filter for a mutant without coverage', async () => {54    // Arrange55    const mutant = factory.mutant({ id: '3' });56    testCoverage.addTest(factory.testResult({ id: 'spec2' }));57    testCoverage.addCoverage(1, ['spec2']);58    // Act59    const [result] = await act([mutant]);60    // Assert61    assertIsRunPlan(result);62    expect(result.mutant.coveredBy).lengthOf(0);63    expect(result.runOptions.testFilter).lengthOf(0);64    expect(result.mutant.static).false;65  });66  it('should provide the sandboxFileName', async () => {67    // Arrange68    const mutant = factory.mutant({ id: '3', fileName: 'file.js' });69    // Act70    const [result] = await act([mutant]);71    // Assert72    assertIsRunPlan(result);73    expect(result.runOptions.sandboxFileName).eq('sandbox/foo.js');74    expect(sandboxMock.sandboxFileFor).calledWith('file.js');75  });76  it('should pass disableBail in the runOptions', async () => {77    const mutant = factory.mutant({ id: '3', fileName: 'file.js' });78    testInjector.options.disableBail = true;79    // Act80    const [result] = await act([mutant]);81    // Assert82    assertIsRunPlan(result);83    expect(result.runOptions.disableBail).true;84  });85  it('should report onMutationTestingPlanReady', async () => {86    // Arrange87    const mutants = [88      factory.mutant({89        id: '1',90        fileName: 'foo.js',91        mutatorName: 'fooMutator',92        replacement: '<=',93        location: { start: { line: 0, column: 0 }, end: { line: 0, column: 1 } },94      }),95      factory.mutant({96        id: '2',97        fileName: 'bar.js',98        mutatorName: 'barMutator',99        replacement: '{}',100        location: { start: { line: 0, column: 2 }, end: { line: 0, column: 3 } },101      }),102    ];103    testCoverage.addTest(factory.successTestResult({ timeSpentMs: 20 }));104    testCoverage.addTest(factory.successTestResult({ timeSpentMs: 22 }));105    // Act106    const mutantPlans = await act(mutants);107    // Assert108    sinon.assert.calledOnceWithExactly(reporterMock.onMutationTestingPlanReady, { mutantPlans });109  });110  describe('coverage', () => {111    describe('without mutant coverage data', () => {112      it('should disable the test filter', async () => {113        // Arrange114        const mutant1 = factory.mutant({ id: '1' });115        const mutant2 = factory.mutant({ id: '2' });116        const mutants = [mutant1, mutant2];117        // Act118        const [plan1, plan2] = await act(mutants);119        // Assert120        assertIsRunPlan(plan1);121        assertIsRunPlan(plan2);122        expect(plan1.runOptions.testFilter).undefined;123        expect(plan1.mutant.coveredBy).undefined;124        expect(plan1.mutant.static).undefined;125        expect(plan2.runOptions.testFilter).undefined;126        expect(plan2.mutant.coveredBy).undefined;127        expect(plan2.mutant.static).undefined;128      });129      it('should disable the hitLimit', async () => {130        // Arrange131        const mutants = [factory.mutant({ id: '1' })];132        // Act133        const [result] = await act(mutants);134        // Assert135        assertIsRunPlan(result);136        expect(result.runOptions.hitLimit).undefined;137      });138      it('should calculate timeout and net time using the sum of all tests', async () => {139        // Arrange140        const mutant1 = factory.mutant({ id: '1' });141        const mutants = [mutant1];142        testCoverage.addTest(factory.successTestResult({ id: 'spec1', timeSpentMs: 20 }));143        testCoverage.addTest(factory.successTestResult({ id: 'spec2', timeSpentMs: 22 }));144        // Act145        const [result] = await act(mutants);146        // Assert147        assertIsRunPlan(result);148        expect(result.runOptions.timeout).eq(calculateTimeout(42));149        expect(result.netTime).eq(42);150      });151    });152    describe('with static coverage', () => {153      it('should ignore when ignoreStatic is enabled', async () => {154        // Arrange155        testInjector.options.ignoreStatic = true;156        const mutant = factory.mutant({ id: '1' });157        const mutants = [mutant];158        testCoverage.staticCoverage['1'] = true;159        testCoverage.addTest(factory.successTestResult({ id: 'spec1', timeSpentMs: 0 }));160        testCoverage.hasCoverage = true;161        // Act162        const result = await act(mutants);163        // Assert164        const expected: MutantTestPlan[] = [165          {166            plan: PlanKind.EarlyResult,167            mutant: {168              ...mutant,169              status: MutantStatus.Ignored,170              statusReason: 'Static mutant (and "ignoreStatic" was enabled)',171              static: true,172              coveredBy: [],173              killedBy: undefined,174            },175          },176        ];177        expect(result).deep.eq(expected);178      });179      it('should disable test filtering, set reload environment and activate mutant statically when ignoreStatic is disabled', async () => {180        // Arrange181        testInjector.options.ignoreStatic = false;182        const mutants = [factory.mutant({ id: '1' })];183        testCoverage.staticCoverage['1'] = true;184        testCoverage.addTest(factory.successTestResult({ id: 'spec1', timeSpentMs: 0 }));185        testCoverage.hasCoverage = true;186        // Act187        const [result] = await act(mutants);188        // Assert189        assertIsRunPlan(result);190        expect(result.mutant.coveredBy).lengthOf(0);191        expect(result.mutant.static).true;192        expect(result.runOptions.reloadEnvironment).true;193        expect(result.runOptions.testFilter).undefined;194        expect(result.runOptions.mutantActivation).eq('static');195      });196      it('should set activeMutant on the runOptions', async () => {197        // Arrange198        const mutants = [Object.freeze(factory.mutant({ id: '1' }))];199        testCoverage.addTest(factory.successTestResult({ id: 'spec1', timeSpentMs: 0 }));200        // Act201        const [result] = await act(mutants);202        // Assert203        assertIsRunPlan(result);204        expect(result.runOptions.activeMutant).deep.eq(mutants[0]);205      });206      it('should calculate the hitLimit based on total hits (perTest and static)', async () => {207        // Arrange208        const mutant = factory.mutant({ id: '1' });209        const mutants = [mutant];210        testCoverage.hitsByMutantId.set('1', 6);211        // Act212        const [result] = await act(mutants);213        // Assert214        assertIsRunPlan(result);215        expect(result.runOptions.hitLimit).deep.eq(600);216      });217      it('should calculate timeout and net time using the sum of all tests', async () => {218        // Arrange219        const mutant = factory.mutant({ id: '1' });220        const mutants = [mutant];221        testCoverage.addTest(factory.successTestResult({ id: 'spec1', timeSpentMs: 20 }));222        testCoverage.addTest(factory.successTestResult({ id: 'spec2', timeSpentMs: 22 }));223        // Act224        const [result] = await act(mutants);225        // Assert226        assertIsRunPlan(result);227        expect(result.runOptions.timeout).eq(calculateTimeout(42));228        expect(result.netTime).eq(42);229      });230    });231    describe('with hybrid coverage', () => {232      it('should set the testFilter, coveredBy, static and runtime mutant activation when ignoreStatic is enabled', async () => {233        // Arrange234        testInjector.options.ignoreStatic = true;235        const mutants = [factory.mutant({ id: '1' })];236        testCoverage.addTest(factory.successTestResult({ id: 'spec1', timeSpentMs: 10 }));237        testCoverage.addCoverage('1', ['spec1']);238        testCoverage.staticCoverage['1'] = true;239        // Act240        const [result] = await act(mutants);241        // Assert242        assertIsRunPlan(result);243        const { mutant, runOptions } = result;244        expect(mutant.coveredBy).deep.eq(['spec1']);245        expect(mutant.static).deep.eq(true);246        expect(runOptions.testFilter).deep.eq(['spec1']);247        expect(result.runOptions.mutantActivation).eq('runtime');248      });249      it('should disable test filtering and statically activate the mutant, yet still set coveredBy and static when ignoreStatic is false', async () => {250        // Arrange251        testInjector.options.ignoreStatic = false;252        const mutants = [factory.mutant({ id: '1' })];253        testCoverage.addTest(factory.successTestResult({ id: 'spec1', timeSpentMs: 10 }));254        testCoverage.addTest(factory.successTestResult({ id: 'spec2', timeSpentMs: 20 }));255        testCoverage.staticCoverage['1'] = true;256        testCoverage.addCoverage('1', ['spec1']);257        // Act258        const [result] = await act(mutants);259        // Assert260        assertIsRunPlan(result);261        const { mutant, runOptions } = result;262        expect(mutant.coveredBy).deep.eq(['spec1']);263        expect(mutant.static).deep.eq(true);264        expect(runOptions.testFilter).deep.eq(undefined);265        expect(result.runOptions.mutantActivation).eq('static');266      });267    });268    describe('with perTest coverage', () => {269      it('should enable test filtering with runtime mutant activation for covered tests', async () => {270        // Arrange271        const mutants = [factory.mutant({ id: '1' }), factory.mutant({ id: '2' })];272        testCoverage.addTest(factory.successTestResult({ id: 'spec1', timeSpentMs: 0 }), factory.successTestResult({ id: 'spec2', timeSpentMs: 0 }));273        testCoverage.addCoverage('1', ['spec1']);274        testCoverage.addCoverage('2', ['spec2']);275        testCoverage.staticCoverage['1'] = false;276        // Act277        const [plan1, plan2] = await act(mutants);278        // Assert279        assertIsRunPlan(plan1);280        assertIsRunPlan(plan2);281        const { runOptions: runOptions1, mutant: mutant1 } = plan1;282        const { runOptions: runOptions2, mutant: mutant2 } = plan2;283        expect(runOptions1.testFilter).deep.eq(['spec1']);284        expect(runOptions1.mutantActivation).eq('runtime');285        expect(mutant1.coveredBy).deep.eq(['spec1']);286        expect(mutant1.static).false;287        expect(runOptions2.testFilter).deep.eq(['spec2']);288        expect(runOptions2.mutantActivation).eq('runtime');289        expect(mutant2.coveredBy).deep.eq(['spec2']);290        expect(mutant2.static).false;291      });292      it('should calculate timeout and net time using the sum of covered tests', async () => {293        // Arrange294        const mutants = [factory.mutant({ id: '1' }), factory.mutant({ id: '2' })];295        testCoverage.addTest(296          factory.successTestResult({ id: 'spec1', timeSpentMs: 20 }),297          factory.successTestResult({ id: 'spec2', timeSpentMs: 10 }),298          factory.successTestResult({ id: 'spec3', timeSpentMs: 22 })299        );300        testCoverage.staticCoverage['1'] = false;301        testCoverage.addCoverage('1', ['spec1', 'spec3']);302        testCoverage.addCoverage('2', ['spec2']);303        // Act304        const [plan1, plan2] = await act(mutants);305        // Assert306        assertIsRunPlan(plan1);307        assertIsRunPlan(plan2);308        expect(plan1.netTime).eq(42); // spec1 + spec3309        expect(plan2.netTime).eq(10); // spec2310        expect(plan1.runOptions.timeout).eq(calculateTimeout(42)); // spec1 + spec3311        expect(plan2.runOptions.timeout).eq(calculateTimeout(10)); // spec2312      });313    });314  });315  describe('static mutants warning', () => {316    function arrangeStaticWarning() {317      const mutants = [318        factory.mutant({ id: '1' }),319        factory.mutant({ id: '2' }),320        factory.mutant({ id: '3' }),321        factory.mutant({ id: '4' }), // static322        factory.mutant({ id: '8' }),323        factory.mutant({ id: '9' }),324        factory.mutant({ id: '10' }),325      ];326      testCoverage.addTest(327        factory.successTestResult({ id: 'spec1', timeSpentMs: 10 }),328        factory.successTestResult({ id: 'spec2', timeSpentMs: 10 }),329        factory.successTestResult({ id: 'spec3', timeSpentMs: 10 }),330        factory.successTestResult({ id: 'spec4', timeSpentMs: 10 })331      );332      arrangeStaticCoverage(4, 5, 6, 7);333      testCoverage.addCoverage(1, ['spec1']);334      testCoverage.addCoverage(2, ['spec2']);335      testCoverage.addCoverage(3, ['spec3']);336      testCoverage.addCoverage(8, ['spec3']);337      testCoverage.addCoverage(9, ['spec3']);338      testCoverage.addCoverage(10, ['spec2']);339      return { mutants };340    }341    it('should warn when the estimated time to run all static mutants exceeds 40% and the performance impact of a static mutant is estimated to be twice that of other mutants', async () => {342      // Arrange343      testInjector.options.ignoreStatic = false;344      const { mutants } = arrangeStaticWarning();345      // Act346      await act(mutants);347      // Assert348      expect(testInjector.logger.warn)349        .calledWithMatch('Detected 1 static mutants (14% of total) that are estimated to take 40% of the time running the tests!')350        .and.calledWithMatch('(disable "warnings.slow" to ignore this warning)');351    });352    it('should warn when 100% of the mutants are static', async () => {353      // Arrange354      testInjector.options.ignoreStatic = false;355      const mutants = [factory.mutant({ id: '1' }), factory.mutant({ id: '2' })];356      testCoverage.addTest(factory.successTestResult({ id: 'spec1', timeSpentMs: 10 }));357      testCoverage.hasCoverage = true;358      arrangeStaticCoverage(1, 2);359      // Act360      await act(mutants);361      // Assert362      expect(testInjector.logger.warn).calledWithMatch(363        'Detected 2 static mutants (100% of total) that are estimated to take 100% of the time running the tests!'364      );365    });366    it('should not warn when ignore static is enabled', async () => {367      // Arrange368      testInjector.options.ignoreStatic = true;369      const { mutants } = arrangeStaticWarning();370      // Act371      await act(mutants);372      // Assert373      expect(testInjector.logger.warn).not.called;374    });375    it('should not warn when "warning.slow" is disabled', async () => {376      // Arrange377      testInjector.options.ignoreStatic = false;378      testInjector.options.warnings = factory.warningOptions({ slow: false });379      const { mutants } = arrangeStaticWarning();380      // Act381      await act(mutants);382      // Assert383      expect(testInjector.logger.warn).not.called;384    });385    it('should not warn when all static mutants is not estimated to exceed 40%', async () => {386      // Arrange387      const mutants = [388        factory.mutant({ id: '1' }),389        factory.mutant({ id: '2' }),390        factory.mutant({ id: '3' }),391        factory.mutant({ id: '4' }), // static392        factory.mutant({ id: '8' }),393        factory.mutant({ id: '9' }),394        factory.mutant({ id: '10' }),395      ];396      testCoverage.addTest(397        factory.successTestResult({ id: 'spec1', timeSpentMs: 10 }),398        factory.successTestResult({ id: 'spec2', timeSpentMs: 10 }),399        factory.successTestResult({ id: 'spec3', timeSpentMs: 10 }),400        factory.successTestResult({ id: 'spec4', timeSpentMs: 9 })401      );402      arrangeStaticCoverage(4, 5, 6, 7);403      testCoverage.addCoverage(1, ['spec1']);404      testCoverage.addCoverage(2, ['spec2']);405      testCoverage.addCoverage(10, ['spec2']);406      testCoverage.addCoverage(3, ['spec3']);407      testCoverage.addCoverage(8, ['spec3']);408      testCoverage.addCoverage(9, ['spec3']);409      // Act410      await act(mutants);411      // Assert412      expect(testInjector.logger.warn).not.called;413    });414    it('should not warn when the performance impact of a static mutant is not estimated to be twice that of other mutants', async () => {415      // Arrange416      const mutants = [417        factory.mutant({ id: '1' }),418        factory.mutant({ id: '2' }),419        factory.mutant({ id: '3' }),420        factory.mutant({ id: '4' }), // static421        factory.mutant({ id: '5' }), // static422        factory.mutant({ id: '6' }), // static423      ];424      testCoverage.addTest(425        factory.successTestResult({ id: 'spec1', timeSpentMs: 1 }),426        factory.successTestResult({ id: 'spec2', timeSpentMs: 3 }),427        factory.successTestResult({ id: 'spec3', timeSpentMs: 0.1 }),428        factory.successTestResult({ id: 'spec4', timeSpentMs: 7 })429      );430      arrangeStaticCoverage(4, 5, 6);431      testCoverage.addCoverage(1, ['spec2', 'spec1']);432      testCoverage.addCoverage(2, ['spec2', 'spec4']);433      testCoverage.addCoverage(3, ['spec2']);434      testCoverage.addCoverage(3, ['spec3']);435      testCoverage.addCoverage(8, ['spec3']);436      testCoverage.addCoverage(9, ['spec3']);437      // static = 11.1438      // runtime = 5.6*2=11.3;439      // Act440      await act(mutants);441      // Assert442      expect(testInjector.logger.warn).not.called;443    });444  });445  describe('incremental', () => {446    class ScenarioBuilder {447      #mutants: Mutant[] = [];448      #srcFileName = 'foo.js';449      #testFileName = 'foo.spec.js';450      #incrementalReport: schema.MutationTestResult | undefined = undefined;451      public withWindowsPathSeparator() {452        // Deliberately not replacing all slashes, otherwise `path.relative` won't work on linux.453        this.#srcFileName = 'src\\foo.js';454        this.#testFileName = 'src\\foo.spec.js';455        return this;456      }457      public withIncrementalKilledMutant() {458        const testFileFullName = path.resolve(this.#testFileName);459        const srcFileFullName = path.resolve(this.#srcFileName);460        this.#mutants.push(461          factory.mutant({ id: '1', fileName: srcFileFullName, mutatorName: 'fooMutator', replacement: '<=', location: loc(0, 0, 0, 1) })462        );463        fileSystemTestDouble.files[srcFileFullName] = 'foo';464        fileSystemTestDouble.files[testFileFullName] = 'describe("foo")';465        this.#incrementalReport = factory.mutationTestReportSchemaMutationTestResult({466          files: {467            [this.#srcFileName.replace(/\\/g, '/')]: factory.mutationTestReportSchemaFileResult({468              source: 'foo',469              mutants: [470                factory.mutantResult({471                  status: MutantStatus.Killed,472                  replacement: '<=',473                  mutatorName: 'fooMutator',474                  location: loc(0, 0, 0, 1),475                  killedBy: ['1'],476                  coveredBy: ['1'],477                }),478              ],479            }),480          },481          testFiles: {482            [this.#testFileName.replace(/\\/g, '/')]: factory.mutationTestReportSchemaTestFile({483              source: 'describe("foo")',484              tests: [factory.mutationTestReportSchemaTestDefinition({ id: '1', name: 'foo should bar' })],485            }),486          },487        });488        testCoverage.addTest(factory.testResult({ fileName: testFileFullName, id: 'spec1', name: 'foo should bar' }));489        testCoverage.addCoverage(1, ['spec1']);490        return this;491      }492      public build() {493        const project = new Project(fileSystemTestDouble, fileSystemTestDouble.toFileDescriptions(), this.#incrementalReport);494        return { mutants: this.#mutants, project };495      }496    }497    // Actual diffing algorithm is tested in the 'incremental-differ' unit tests498    // These are just the unit tests for testing the integration between the planner and the differ499    it("should plan an early result for mutants that didn't change", async () => {500      // Arrange501      const { mutants, project } = new ScenarioBuilder().withIncrementalKilledMutant().build();502      // Act503      const [actualPlan] = await act(mutants, project);504      // Assert505      assertIsEarlyResultPlan(actualPlan);506      expect(actualPlan.mutant.status).eq(MutantStatus.Killed);507      expect(actualPlan.mutant.killedBy).deep.eq(['spec1']);508    });509    it('should normalize file names before passing them to the differ', async () => {510      // Arrange511      const { mutants, project } = new ScenarioBuilder().withWindowsPathSeparator().withIncrementalKilledMutant().build();512      // Act513      const [actualPlan] = await act(mutants, project);514      // Assert515      assertIsEarlyResultPlan(actualPlan);516      expect(actualPlan.mutant.status).eq(MutantStatus.Killed);517      expect(actualPlan.mutant.killedBy).deep.eq(['spec1']);518    });519  });520  function arrangeStaticCoverage(...mutantIds: Array<number | string>) {521    for (const mutantId of mutantIds) {522      testCoverage.staticCoverage[mutantId] = true;523    }524  }525});526function assertIsRunPlan(plan: MutantTestPlan): asserts plan is MutantRunPlan {527  expect(plan.plan).eq(PlanKind.Run);528}529function assertIsEarlyResultPlan(plan: MutantTestPlan): asserts plan is MutantEarlyResultPlan {530  expect(plan.plan).eq(PlanKind.EarlyResult);531}532function calculateTimeout(netTime: number): number {533  return testInjector.options.timeoutMS + testInjector.options.timeoutFactor * netTime + TIME_OVERHEAD_MS;...

crawl.js

Source:crawl.js

1import fs from "fs"2import puppeteer from "puppeteer"3import { exec } from "child_process"4if (!fs.existsSync("./screenshots")) {5  fs.mkdirSync("./screenshots")6}7if (!fs.existsSync("./questions")) {8  fs.mkdirSync("./questions")9}10async function sh(cmd) {11  return new Promise(function (resolve, reject) {12    exec(cmd, (err, stdout, stderr) => {13      if (err) {14        reject(err)15      } else {16        resolve({ stdout, stderr })17      }18    })19  })20}21;(async () => {22  var questionNumber = process.argv.slice(2)23  try {24    if (questionNumber.length === 0) {25      throw "Please enter a question number"26    }27  } catch (e) {28    console.log(e)29    return30  }31  const browser = await puppeteer.launch()32  const page = await browser.newPage()33  await page.goto("https://leetcode.com/problemset/all/")34  await page.type("input[placeholder='Search questions']", questionNumber)35  await page.waitForTimeout(2000)36  var questionTitle = await page.evaluate(() => {37    return document.querySelectorAll('a[href^="/problems/"]')[3].innerText38  })39  var questionName = questionTitle.split(questionNumber + ". ")[1]40  var dashQuestionName = questionName41    .split(" ")42    .reduce((name, c) => name.concat("-" + c.toLowerCase()), "")43    .slice(1)44    .replace(/(\(|\)|,)/g, "")45  console.log(`Crawling question: ${questionNumber}. ${questionName}`)46  await page.goto(`https://leetcode.com/problems/${dashQuestionName}`, {47    waitUntil: "domcontentloaded",48  })49  console.log(`Going to: https://leetcode.com/problems/${dashQuestionName}`)50  await page.waitForTimeout(5000)51  var diffculty = await page.evaluate(() => {52    return document.querySelectorAll("div[diff]")[0].innerText53  })54  console.log(`Diffculty: ${diffculty}`)55  var description = await page.evaluate(() => {56    return document.querySelector("div[class*='question-content']").firstChild57      .innerText58  })59  await page.waitForSelector(".ant-select-selection")60  await page.$eval(".ant-select-selection", (langDiv) => langDiv.click())61  await page.waitForSelector("li[data-cy='lang-select-JavaScript']")62  await page.$eval("li[data-cy='lang-select-JavaScript']", (li) => li.click())63  var questionTestCases = await page.evaluate(() => {64    var RE = /(?<=<\/strong>)(.*?)(?=\n)/g65    return [66      [67        document.querySelectorAll("pre")[0].innerHTML.match(RE)[0],68        document69          .querySelectorAll("pre")[0]70          .innerHTML.split("Output:</strong>")[1]71          .split("<strong>")[0],72      ],73      [74        document.querySelectorAll("pre")[1].innerHTML.match(RE)[0],75        document76          .querySelectorAll("pre")[1]77          .innerHTML.split("Output:</strong>")[1]78          .split("<strong>")[0],79      ],80    ]81  })82  // await page.screenshot({ path: `screenshots/test.jpeg` })83  var questionTemplate = await page.evaluate(() => {84    // document.querySelector("li[data-cy='lang-select-JavaScript']").click()85    var RE = /(?!([0-9]\n))(.*)/g86    return document87      .querySelector("div.CodeMirror-code")88      .innerText.match(RE)89      .filter((c) => c.length !== 0)90      .join("\n")91      .replace(/function\(/, "function({")92      .replace(/\) \{/, "}) {")93  })94  var functionName = questionTemplate.match(/(?<=var ).*(?= \=)/g)95  await browser.close()96  console.log("Question Template:")97  console.log("\n")98  console.log(questionTemplate)99  console.log("\n")100  console.log("Test Case:")101  console.table([102    {103      Input: questionTestCases[0][0].trim(),104      Output: questionTestCases[0][1].replace("\n", "").trim(),105    },106    {107      Input: questionTestCases[1][0].trim(),108      Output: questionTestCases[1][1].replace("\n", "").trim(),109    },110  ])111  console.log("\n")112  var testCaseTemplates = []113  for (let i = 0; i < 2; i++) {114    testCaseTemplates.push(115      `test('test case ${i.toString()} ', () => { 116        expect(${functionName}({${questionTestCases[i][0].replace(117        /(=)/g,118        ":"119      )} })).toEqual(${questionTestCases[i][1]} ) 120      })\n`121    )122  }123  var comment = `/*\n\nQuestion: ${questionTitle}\n\nDiffculty: ${diffculty}\n\n${description} \n*/`124  var fileName = `questions/q${questionNumber}`125  var fileFullName = fs.existsSync(fileName + ".js")126    ? fileName + "-temp.js"127    : fileName + ".js"128  var testFileFullName = fileName + ".test.js"129  var fileMainContent = `${comment}\n\n${questionTemplate}\n\nexport {${functionName}}\n\n`130  var fileTestContent = `import {${functionName}} from "./${131    fileFullName.split("/")[1]132  }"\n\n${testCaseTemplates.join("\n")}`133  fs.writeFile(fileFullName, fileMainContent, (err) => {134    if (err) throw err135  })136  fs.writeFile(testFileFullName, fileTestContent, (err) => {137    if (err) throw err138  })139  var createFileMessage = fs.existsSync(fileName + ".js")140    ? `File of question ${questionNumber} existed. Create a temp file instead.`141    : `File of question ${questionNumber} is created successfully.\n`142  console.log(createFileMessage)143  await sh(`npx prettier --write ./${fileFullName}`)144  console.log(`Prettier: ${fileFullName}`)145  await sh(`npx prettier --write ./${testFileFullName}`)146  console.log(`Prettier: ${testFileFullName}`)147  console.log("Done.")148  return...

Using AI Code Generation

1var strykerParent = require('stryker-parent');2console.log(strykerParent.testFileFullName('test.js'));3var strykerParent = require('stryker-parent');4console.log(strykerParent.testFileFullName('src/stryker-parent.js'));5var strykerParent = require('stryker-parent');6console.log(strykerParent.testFileFullName('index.js'));7var strykerParent = require('stryker-parent');8console.log(strykerParent.testFileFullName('index.js'));9var strykerParent = require('stryker-parent');10console.log(strykerParent.testFileFullName('index.js'));

Using AI Code Generation

1const testFileFullName = require('stryker-parent').testFileFullName;2const testFileFullName = require('stryker-parent').testFileFullName;3const testFileFullName = require('stryker-parent').testFileFullName;4const testFileFullName = require('stryker-parent').testFileFullName;5const testFileFullName = require('stryker-parent').testFileFullName;6const testFileFullName = require('stryker-parent').testFileFullName;7const testFileFullName = require('stryker-parent').testFileFullName;8const testFileFullName = require('stryker-parent').testFileFullName;9const testFileFullName = require('stryker-parent').testFileFullName;10const testFileFullName = require('stryker-parent').testFileFullName;

Using AI Code Generation

1var strykerParent = require('stryker-parent');2var testFileFullName = strykerParent.testFileFullName;3var fullName = testFileFullName('test.js');4console.log(fullName);5var strykerParent = require('stryker-parent');6var testFileFullName = strykerParent.testFileFullName;7var fullName = testFileFullName('test.js');8console.log(fullName);9var strykerParent = require('stryker-parent');10var testFileFullName = strykerParent.testFileFullName;11var fullName = testFileFullName('test.js');12console.log(fullName);13var strykerParent = require('stryker-parent');14var testFileFullName = strykerParent.testFileFullName;15var fullName = testFileFullName('test.js');16console.log(fullName);17var strykerParent = require('stryker-parent');18var testFileFullName = strykerParent.testFileFullName;19var fullName = testFileFullName('test.js');20console.log(fullName);21var strykerParent = require('stryker-parent');

Using AI Code Generation

1var strykerParent = require('stryker-parent');2var testFileFullName = strykerParent.testFileFullName;3var strykerParent = require('stryker-parent');4var testFileFullName = strykerParent.testFileFullName;5var strykerParent = require('stryker-parent');6var testFileFullName = strykerParent.testFileFullName;7var strykerParent = require('stryker-parent');8var testFileFullName = strykerParent.testFileFullName;9var strykerParent = require('stryker-parent');

Using AI Code Generation

1var strykerParent = require('stryker-parent');2var testFileFullName = strykerParent.testFileFullName;3console.log(testFileFullName('test.js'));4var strykerParent = require('stryker-parent');5var testFileFullName = strykerParent.testFileFullName;6console.log(testFileFullName('test.js'));7var strykerParent = require('stryker-parent');8var testFileFullName = strykerParent.testFileFullName;9console.log(testFileFullName('./test.js'));10var strykerParent = require('stryker-parent');11var testFileFullName = strykerParent.testFileFullName;12console.log(testFileFullName('./test'));13var strykerParent = require('stryker-parent');14var testFileFullName = strykerParent.testFileFullName;15console.log(testFileFullName('./'));16var strykerParent = require('stryker-parent');17var testFileFullName = strykerParent.testFileFullName;18console.log(testFileFullName('../stryker/test.js'));

Using AI Code Generation

1var strykerParent = require('stryker-parent');2var path = require('path');3console.log(strykerParent.testFileFullName(path.join('src', 'foo.js')));4var strykerParent = require('stryker-parent');5var path = require('path');6console.log(strykerParent.testFileFullName(path.join('src', 'foo.js')));

Using AI Code Generation

1testFileFullName = require('stryker-parent').testFileFullName;2console.log('test file full name: ' + testFileFullName('test.js'));3testFileFullName = require('stryker-parent').testFileFullName;4console.log('test file full name: ' + testFileFullName('test.js'));5testFileFullName = require('stryker-parent').testFileFullName;6console.log('test file full name: ' + testFileFullName('test.js'));7testFileFullName = require('stryker-parent').testFileFullName;8console.log('test file full name: ' + testFileFullName('test.js'));9testFileFullName = require('stryker-parent').testFileFullName;10console.log('test file full name: ' + testFileFullName('test.js'));11testFileFullName = require('stryker-parent').testFileFullName;12console.log('test file full name: ' + testFileFullName('test.js'));13testFileFullName = require('stryker-parent').testFileFullName;14console.log('test file full name: ' + testFileFullName('test.js'));

Using AI Code Generation

1const { testFileFullName } = require('stryker-parent');2testFileFullName('test.js');3const { testFileFullName } = require('stryker-parent');4testFileFullName('src/index.js');5const { testFileFullName } = require('stryker-parent');6testFileFullName('src/index.js');7const { testFileFullName } = require('stryker-parent');8testFileFullName('src/index.js');9const { testFileFullName } = require('stryker-parent');10testFileFullName('src/index.js');11const { testFileFullName } = require('stryker-parent');12testFileFullName('src/index.js');13const { testFileFullName } = require('stryker-parent');14testFileFullName('src/index.js');15const { testFileFullName } = require('stryker-parent');16testFileFullName('src/index.js');17const { testFileFullName } = require('stryker-parent');18testFileFullName('src/index.js');

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