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How to use collectReusableMutantsByKey method in stryker-parent

Best JavaScript code snippet using stryker-parent

incremental-differ.ts

Source:incremental-differ.ts

...61    // Expose the collectors for unit testing purposes62    this.mutantStatisticsCollector = mutantStatisticsCollector;63    this.testStatisticsCollector = testStatisticsCollector;64    // Collect what we can reuse, while correcting for diff in the locations65    const reusableMutantsByKey = collectReusableMutantsByKey(this.logger);66    const { byId: oldTestsById, byKey: oldTestInfoByKey } = collectReusableTestInfo(this.logger);67    // Collect some helper maps and sets68    const { oldCoverageByMutantKey: oldCoverageTestKeysByMutantKey, oldKilledByMutantKey: oldKilledTestKeysByMutantKey } =69      collectOldKilledAndCoverageMatrix();70    const oldTestKeys = new Set([...oldTestsById.values()].map(({ key }) => key));71    const newTestKeys = new Set(72      [...testCoverage.testsById].map(([, test]) => testToIdentifyingKey(test, toRelativeNormalizedFileName(test.fileName)))73    );74    // Create a dictionary to more easily get test information75    const testInfoByKey = collectCurrentTestInfo();76    // Mark which tests are added77    for (const [key, { relativeFileName }] of testInfoByKey) {78      if (!oldTestKeys.has(key)) {79        testStatisticsCollector.count(relativeFileName, 'added');80      }81    }82    // Make sure that tests that didn't run this time around aren't forgotten83    for (const [84      testKey,85      {86        test: { name, location },87        relativeFileName,88      },89    ] of oldTestInfoByKey) {90      if (!testInfoByKey.has(testKey)) {91        const test: TestResult = {92          status: TestStatus.Success,93          id: testKey,94          name,95          startPosition: location?.start,96          timeSpentMs: 0,97          fileName: path.resolve(relativeFileName),98        };99        testInfoByKey.set(testKey, { test, relativeFileName: relativeFileName });100        testCoverage.addTest(test);101      }102    }103    // Done with preparations, time to map over the mutants104    let reusedMutantCount = 0;105    const currentMutantKeys = new Set<string>();106    const mutants = currentMutants.map((mutant) => {107      const relativeFileName = toRelativeNormalizedFileName(mutant.fileName);108      const mutantKey = mutantToIdentifyingKey(mutant, relativeFileName);109      currentMutantKeys.add(mutantKey);110      if (!mutant.status && !this.options.force) {111        const oldMutant = reusableMutantsByKey.get(mutantKey);112        if (oldMutant) {113          const coveringTests = testCoverage.forMutant(mutant.id);114          const killedByTestKeys = oldKilledTestKeysByMutantKey.get(mutantKey);115          if (mutantCanBeReused(mutant, oldMutant, mutantKey, coveringTests, killedByTestKeys)) {116            reusedMutantCount++;117            const { status, statusReason, testsCompleted } = oldMutant;118            return {119              ...mutant,120              status,121              statusReason,122              testsCompleted,123              coveredBy: [...(coveringTests ?? [])].map(({ id }) => id),124              killedBy: testKeysToId(killedByTestKeys),125            };126          }127        } else {128          mutantStatisticsCollector.count(relativeFileName, 'added');129        }130      }131      return mutant;132    });133    // Make sure that old mutants that didn't run this time around aren't forgotten134    for (const [mutantKey, oldResult] of reusableMutantsByKey) {135      // Do an additional check to see if the mutant is in mutated range.136      //137      // For example:138      // ```diff139      // - return a || b;140      // + return a && b;141      // ```142      // The conditional expression mutator here decides to _not_ mutate b to `false` the second time around. (even though the text of "b" itself didn't change)143      // Not doing this additional check would result in a sticky mutant that is never removed144      if (!currentMutantKeys.has(mutantKey) && !this.isInMutatedScope(oldResult.relativeFileName, oldResult)) {145        const coverage = oldCoverageTestKeysByMutantKey.get(mutantKey) ?? [];146        const killed = oldKilledTestKeysByMutantKey.get(mutantKey) ?? [];147        const coveredBy = testKeysToId(coverage);148        const killedBy = testKeysToId(killed);149        const reusedMutant = {150          ...oldResult,151          id: mutantKey,152          fileName: path.resolve(oldResult.relativeFileName),153          replacement: oldResult.replacement ?? oldResult.mutatorName,154          coveredBy,155          killedBy,156        };157        mutants.push(reusedMutant);158        testCoverage.addCoverage(reusedMutant.id, coveredBy);159      }160    }161    if (this.logger.isInfoEnabled()) {162      const testInfo = testCoverage.hasCoverage ? `\n\tTests:\t\t${testStatisticsCollector.createTotalsReport()}` : '';163      this.logger.info(164        `Incremental report:\n\tMutants:\t${mutantStatisticsCollector.createTotalsReport()}` +165          testInfo +166          `\n\tResult:\t\t${chalk.yellowBright(reusedMutantCount)} of ${currentMutants.length} mutant result(s) are reused.`167      );168    }169    if (this.logger.isDebugEnabled()) {170      const lineSeparator = '\n\t\t';171      const noChanges = 'No changes';172      const detailedMutantSummary = `${lineSeparator}${mutantStatisticsCollector.createDetailedReport().join(lineSeparator) || noChanges}`;173      const detailedTestsSummary = `${lineSeparator}${testStatisticsCollector.createDetailedReport().join(lineSeparator) || noChanges}`;174      this.logger.debug(`Detailed incremental report:\n\tMutants: ${detailedMutantSummary}\n\tTests: ${detailedTestsSummary}`);175    }176    return mutants;177    function testKeysToId(testKeys: Iterable<string> | undefined) {178      return [...(testKeys ?? [])]179        .map((id) => testInfoByKey.get(id))180        .filter(notEmpty)181        .map(({ test: { id } }) => id);182    }183    function collectReusableMutantsByKey(log: Logger) {184      return new Map(185        Object.entries(files).flatMap(([fileName, oldFile]) => {186          const relativeFileName = toRelativeNormalizedFileName(fileName);187          const currentFileSource = currentRelativeFiles.get(relativeFileName);188          if (currentFileSource) {189            log.trace('Diffing %s', relativeFileName);190            const { results, removeCount } = performFileDiff(oldFile.source, currentFileSource, oldFile.mutants);191            mutantStatisticsCollector.count(relativeFileName, 'removed', removeCount);192            return results.map((m) => [193              mutantToIdentifyingKey(m, relativeFileName),194              {195                ...m,196                relativeFileName,197              },...

Using AI Code Generation

1const strykerParent = require('stryker-parent');2const mutants = strykerParent.collectReusableMutantsByKey('test.js');3console.log(mutants);4const strykerParent = require('stryker-parent');5const mutants = strykerParent.collectReusableMutantsByKey('test.js');6console.log(mutants);7const strykerParent = require('stryker-parent');8const mutants = strykerParent.collectReusableMutantsByKey('test.js');9console.log(mutants);10const strykerParent = require('stryker-parent');11const mutants = strykerParent.collectReusableMutantsByKey('test.js');12console.log(mutants);13const strykerParent = require('stryker-parent');14const mutants = strykerParent.collectReusableMutantsByKey('test.js');15console.log(mutants);16const strykerParent = require('stryker-parent');17const mutants = strykerParent.collectReusableMutantsByKey('test.js');18console.log(mutants);19const strykerParent = require('stryker-parent');20const mutants = strykerParent.collectReusableMutantsByKey('test.js');21console.log(mutants);22const strykerParent = require('stryker-parent');23const mutants = strykerParent.collectReusableMutantsByKey('test.js');24console.log(mutants);25const strykerParent = require('stryker-parent');26const mutants = strykerParent.collectReusableMutantsByKey('test.js');27console.log(mutants);

Using AI Code Generation

1const mutants = collectReusableMutantsByKey('test', 'test.js');2console.log(mutants);3const mutants = collectReusableMutantsByPath('test.js');4console.log(mutants);5const mutants = collectReusableMutantsByMutator('test');6console.log(mutants);7const mutants = collectReusableMutantsByMutatorAndPath('test', 'test.js');8console.log(mutants);9const mutants = collectReusableMutantsByMutatorAndKey('test', 'test.js');10console.log(mutants);11const mutants = collectReusableMutantsByMutatorAndKeyAndPath('test', 'test.js');12console.log(mutants);13const mutants = collectReusableMutantsByMutatorAndKeyAndPath('test', 'test.js');14console.log(mutants);15const mutants = collectReusableMutantsByMutatorAndKeyAndPath('test', 'test.js');16console.log(mutants);17const mutants = collectReusableMutantsByMutatorAndKeyAndPath('test', 'test.js');18console.log(mutants);19const mutants = collectReusableMutantsByMutatorAndKeyAndPath('test', 'test.js');20console.log(mutants);21const mutants = collectReusableMutantsByMutatorAndKeyAndPath('test', 'test.js');22console.log(mutants);

Using AI Code Generation

1const { collectReusableMutantsByKey } = require('stryker-parent');2const mutants = collectReusableMutantsByKey('test', 'test.js');3const { collectReusableMutantsByKey } = require('stryker-parent');4module.exports = function(config) {5    config.set({6        mutatorOptions: {7        }8    });9};

Using AI Code Generation

1const { collectReusableMutantsByKey } = require('stryker-parent');2const { parentPort } = require('worker_threads');3parentPort.on('message', async (message) => {4  if (message === 'start') {5    const reusableMutants = await collectReusableMutantsByKey();6    parentPort.postMessage(reusableMutants);7  }8});9const path = require('path');10module.exports = {11  strykerOptions: {12    childProcess: {13      args: [path.join(__dirname, 'test.js')],14    },15  },16};

Using AI Code Generation

1const mutants = collectReusableMutantsByKey(config);2const child = new ChildProcessProxy(config, mutants);3child.runMutant(mutant);4const child = new ChildProcessProxy(config, mutants);5child.runMutant(mutant);6runMutant(mutant: Mutant) {7    this.log.debug(`Running mutant ${mutant.id}`);8    this.child.send({ kind: ChildMessageKind.RunMutant, mutant });9    return this.mutantResultSubject.asObservable().pipe(10      filter((result) => result.id === mutant.id),11      take(1)12    );13  }14private sendMutants(mutants: Mutant[]) {15    this.child.send({ kind: ChildMessageKind.Mutants, mutants });16  }17private sendConfig(config: Config) {18    this.child.send({ kind: ChildMessageKind.Config, config });19  }20private sendTestRunner(testRunner: TestRunner) {21    this.child.send({ kind: ChildMessageKind.TestRunner, testRunner });22  }23private sendTestFramework(testFramework: TestFramework) {24    this.child.send({ kind: ChildMessageKind.TestFramework, testFramework });25  }26private sendLoggingContext(loggingContext: LoggingClientContext) {27    this.child.send({ kind: ChildMessageKind.LoggingContext, loggingContext });28  }

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