How to use testToIdentifyingKey method in stryker-parent

Best JavaScript code snippet using stryker-parent

incremental-differ.ts

Source:incremental-differ.ts

...68    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              },198            ]);199          }200          mutantStatisticsCollector.count(relativeFileName, 'removed', oldFile.mutants.length);201          // File has since been deleted, these mutants are not reused202          return [];203        })204      );205    }206    function collectReusableTestInfo(log: Logger) {207      const byId = new Map<string, { relativeFileName: string; test: TestDefinition; key: string }>();208      const byKey = new Map<string, TestInfo>();209      Object.entries(testFiles ?? {}).forEach(([fileName, oldTestFile]) => {210        const relativeFileName = toRelativeNormalizedFileName(fileName);211        const currentFileSource = currentRelativeFiles.get(relativeFileName);212        if (currentFileSource !== undefined && oldTestFile.source !== undefined) {213          log.trace('Diffing %s', relativeFileName);214          const locatedTests = closeLocations(oldTestFile);215          const { results, removeCount } = performFileDiff(oldTestFile.source, currentFileSource, locatedTests);216          testStatisticsCollector.count(relativeFileName, 'removed', removeCount);217          results.forEach((test) => {218            const key = testToIdentifyingKey(test, relativeFileName);219            const testInfo = { key, test, relativeFileName };220            byId.set(test.id, testInfo);221            byKey.set(key, testInfo);222          });223        } else {224          // No sources to compare, we should do our best with the info we do have225          oldTestFile.tests.map((test) => {226            const key = testToIdentifyingKey(test, relativeFileName);227            const testInfo = { key, test, relativeFileName };228            byId.set(test.id, testInfo);229            byKey.set(key, testInfo);230          });231        }232      });233      return { byId, byKey };234    }235    function collectOldKilledAndCoverageMatrix() {236      const oldCoverageByMutantKey = new Map<string, Set<string>>();237      const oldKilledByMutantKey = new Map<string, Set<string>>();238      for (const [key, mutant] of reusableMutantsByKey) {239        const killedRow = new Set(mutant.killedBy?.map((testId) => oldTestsById.get(testId)?.key).filter(notEmpty));240        const coverageRow = new Set(mutant.coveredBy?.map((testId) => oldTestsById.get(testId)?.key).filter(notEmpty));241        killedRow.forEach((killed) => coverageRow.add(killed));242        oldCoverageByMutantKey.set(key, coverageRow);243        oldKilledByMutantKey.set(key, killedRow);244      }245      return { oldCoverageByMutantKey, oldKilledByMutantKey };246    }247    function collectCurrentTestInfo() {248      const byTestKey = new Map<string, { relativeFileName: string; test: TestResult }>();249      for (const testResult of testCoverage.testsById.values()) {250        const relativeFileName = toRelativeNormalizedFileName(testResult.fileName);251        const key = testToIdentifyingKey(testResult, relativeFileName);252        const info = { relativeFileName, test: testResult, key: key };253        byTestKey.set(key, info);254      }255      return byTestKey;256    }257    function mutantCanBeReused(258      mutant: Mutant,259      oldMutant: schema.MutantResult,260      mutantKey: string,261      coveringTests: ReadonlySet<TestResult> | undefined,262      oldKillingTests: Set<string> | undefined263    ): boolean {264      if (!testCoverage.hasCoverage) {265        // This is the best we can do when the test runner didn't report coverage.266        // We assume that all mutant test results can be reused,267        // End users can use --force to force retesting of certain mutants268        return true;269      }270      if (oldMutant.status === MutantStatus.Ignored) {271        // Was previously ignored, but not anymore, we need to run it now272        return false;273      }274      const testsDiff = diffTestCoverage(mutant.id, oldCoverageTestKeysByMutantKey.get(mutantKey), coveringTests);275      if (oldMutant.status === MutantStatus.Killed) {276        if (oldKillingTests) {277          for (const killingTest of oldKillingTests) {278            if (testsDiff.get(killingTest) === 'same') {279              return true;280            }281          }282        }283        // Killing tests has changed or no longer exists284        return false;285      }286      for (const action of testsDiff.values()) {287        if (action === 'added') {288          // A non-killed mutant got a new test, we need to run it289          return false;290        }291      }292      // A non-killed mutant did not get new tests, no need to rerun it293      return true;294    }295    /**296     * Determines if there is a diff between old test coverage and new test coverage.297     */298    function diffTestCoverage(299      mutantId: string,300      oldCoveringTestKeys: Set<string> | undefined,301      newCoveringTests: ReadonlySet<TestResult> | undefined302    ): Map<string, DiffAction> {303      const result = new Map<string, DiffAction>();304      if (newCoveringTests) {305        for (const newTest of newCoveringTests) {306          const key = testToIdentifyingKey(newTest, toRelativeNormalizedFileName(newTest.fileName));307          result.set(key, oldCoveringTestKeys?.has(key) ? 'same' : 'added');308        }309      }310      if (oldCoveringTestKeys) {311        const isStatic = testCoverage.hasStaticCoverage(mutantId);312        for (const oldTestKey of oldCoveringTestKeys) {313          if (!result.has(oldTestKey)) {314            // Static mutants might not have covering tests, but the test might still exist315            if (isStatic && newTestKeys.has(oldTestKey)) {316              result.set(oldTestKey, 'same');317            } else {318              result.set(oldTestKey, 'removed');319            }320          }321        }322      }323      return result;324    }325  }326}327/**328 * Finds the diff of mutants and tests. Removes mutants / tests that no longer exist (changed or removed). Updates locations of mutants or tests that do still exist.329 * @param oldCode The old code to use for the diff330 * @param newCode The new (current) code to use for the diff331 * @param items The mutants or tests to be looked . These will be treated as immutable.332 * @returns A list of items with updated locations, without items that are changed.333 */334function performFileDiff<T extends { location: Location }>(oldCode: string, newCode: string, items: T[]): { results: T[]; removeCount: number } {335  const oldSourceNormalized = normalizeLineEndings(oldCode);336  const currentSrcNormalized = normalizeLineEndings(newCode);337  const diffChanges = diffMatchPatch.diff_main(oldSourceNormalized, currentSrcNormalized);338  const toDo = new Set(items.map((m) => ({ ...m, location: deepClone(m.location) })));339  const [added, removed] = [1, -1];340  const done: T[] = [];341  const currentPosition: Position = { column: 0, line: 0 };342  let removeCount = 0;343  for (const [change, text] of diffChanges) {344    if (toDo.size === 0) {345      // There are more changes, but nothing left to update.346      break;347    }348    const offset = calculateOffset(text);349    if (change === added) {350      for (const test of toDo) {351        const { location } = test;352        if (gte(currentPosition, location.start) && gte(location.end, currentPosition)) {353          // This item cannot be reused, code was added here354          removeCount++;355          toDo.delete(test);356        } else {357          locationAdd(location, offset, currentPosition.line === location.start.line);358        }359      }360      positionMove(currentPosition, offset);361    } else if (change === removed) {362      for (const item of toDo) {363        const {364          location: { start },365        } = item;366        const endOffset = positionMove({ ...currentPosition }, offset);367        if (gte(endOffset, start)) {368          // This item cannot be reused, the code it covers has changed369          removeCount++;370          toDo.delete(item);371        } else {372          locationAdd(item.location, negate(offset), currentPosition.line === start.line);373        }374      }375    } else {376      positionMove(currentPosition, offset);377      toDo.forEach((item) => {378        const { end } = item.location;379        if (gte(currentPosition, end)) {380          // We're done with this item, it can be reused381          toDo.delete(item);382          done.push(item);383        }384      });385    }386  }387  done.push(...toDo);388  return { results: done, removeCount };389}390/**391 * A greater-than-equals implementation for positions392 */393function gte(a: Position, b: Position) {394  return a.line > b.line || (a.line === b.line && a.column >= b.column);395}396function locationIncluded(haystack: Location, needle: Location) {397  const startIncluded = gte(needle.start, haystack.start);398  const endIncluded = gte(haystack.end, needle.end);399  return startIncluded && endIncluded;400}401function deepClone(loc: Location): Location {402  return { start: { ...loc.start }, end: { ...loc.end } };403}404/**405 * Reduces a mutant to a string that identifies the mutant across reports.406 * Consists of the relative file name, mutator name, replacement, and location407 */408function mutantToIdentifyingKey(409  { mutatorName, replacement, location: { start, end } }: Pick<Mutant, 'location' | 'mutatorName'> & { replacement?: string },410  relativeFileName: string411) {412  return `${relativeFileName}@${start.line}:${start.column}-${end.line}:${end.column}\n${mutatorName}: ${replacement}`;413}414function testToIdentifyingKey(415  { name, location, startPosition }: Pick<schema.TestDefinition, 'location' | 'name'> & Pick<TestResult, 'startPosition'>,416  relativeFileName: string | undefined417) {418  startPosition = startPosition ?? location?.start ?? { line: 0, column: 0 };419  return `${relativeFileName}@${startPosition.line}:${startPosition.column}\n${name}`;420}421export function toRelativeNormalizedFileName(fileName: string | undefined): string {422  return normalizeFileName(path.relative(process.cwd(), fileName ?? ''));423}424function calculateOffset(text: string): Position {425  const pos: Position = { line: 0, column: 0 };426  for (const char of text) {427    if (char === '\n') {428      pos.line++;...

Using AI Code Generation

1const strykerParent = require('stryker-parent');2const test = require('test');3const testToIdentifyingKey = strykerParent.testToIdentifyingKey;4const identifyingKey = testToIdentifyingKey(test);5const strykerParent = require('stryker-parent');6const test = require('test');7const testToIdentifyingKey = strykerParent.testToIdentifyingKey;8const identifyingKey = testToIdentifyingKey(test);9const strykerParent = require('stryker-parent');10const test = require('test');11const testToIdentifyingKey = strykerParent.testToIdentifyingKey;12const identifyingKey = testToIdentifyingKey(test);13const strykerParent = require('stryker-parent');14const test = require('test');15const testToIdentifyingKey = strykerParent.testToIdentifyingKey;16const identifyingKey = testToIdentifyingKey(test);17const strykerParent = require('stryker-parent');18const test = require('test');19const testToIdentifyingKey = strykerParent.testToIdentifyingKey;20const identifyingKey = testToIdentifyingKey(test);21const strykerParent = require('stryker-parent');22const test = require('test');23const testToIdentifyingKey = strykerParent.testToIdentifyingKey;24const identifyingKey = testToIdentifyingKey(test);25const strykerParent = require('stryker-parent');26const test = require('test');27const testToIdentifyingKey = strykerParent.testToIdentifyingKey;28const identifyingKey = testToIdentifyingKey(test);29const strykerParent = require('stryker-parent');30const test = require('test');31const testToIdentifyingKey = strykerParent.testToIdentifyingKey;32const identifyingKey = testToIdentifyingKey(test);

Using AI Code Generation

1var testToIdentifyingKey = require('stryker-parent').testToIdentifyingKey;2var test = {id: 123, name: 'my test'};3var key = testToIdentifyingKey(test);4var testToIdentifyingKey = require('stryker-parent').testToIdentifyingKey;5var test = {id: 123, name: 'my test'};6var key = testToIdentifyingKey(test);7var testToIdentifyingKey = require('stryker-parent').testToIdentifyingKey;8var test = {id: 123, name: 'my test'};9var key = testToIdentifyingKey(test);10var testToIdentifyingKey = require('stryker-parent').testToIdentifyingKey;11var test = {id: 123, name: 'my test'};12var key = testToIdentifyingKey(test);13var testToIdentifyingKey = require('stryker-parent').testToIdentifyingKey;14var test = {id: 123, name: 'my test'};15var key = testToIdentifyingKey(test);16var testToIdentifyingKey = require('stryker-parent').testToIdentifyingKey;17var test = {id: 123, name: 'my test'};18var key = testToIdentifyingKey(test);19var testToIdentifyingKey = require('stryker-parent').testToIdentifyingKey;20var test = {id: 123, name: 'my test'};21var key = testToIdentifyingKey(test);

Using AI Code Generation

1const { testToIdentifyingKey } = require('@stryker-mutator/util');2const test = {3};4console.log(testToIdentifyingKey(test));5const { testToIdentifyingKey } = require('@stryker-mutator/util');6const test = {7};8console.log(testToIdentifyingKey(test));9const { testToIdentifyingKey } = require('@stryker-mutator/util');10const test = {11};12console.log(testToIdentifyingKey(test));13const { testToIdentifyingKey } = require('@stryker-mutator/util');14const test = {15};16console.log(testToIdentifyingKey(test));17const { testToIdentifyingKey } = require('@stryker-mutator/util');18const test = {

Using AI Code Generation

1var stryker = require('stryker-parent');2var test = require('test');3var testIdentifier = stryker.testToIdentifyingKey(test);4var stryker = require('stryker');5var test = require('test');6var testIdentifier = stryker.testToIdentifyingKey(test);7var stryker = require('stryker-api');8var test = require('test');9var testIdentifier = stryker.testToIdentifyingKey(test);10var stryker = require('stryker-mocha-runner');11var test = require('test');12var testIdentifier = stryker.testToIdentifyingKey(test);13var stryker = require('stryker-mocha-framework');14var test = require('test');15var testIdentifier = stryker.testToIdentifyingKey(test);16var stryker = require('stryker-jasmine-runner');17var test = require('test');18var testIdentifier = stryker.testToIdentifyingKey(test);19var stryker = require('stryker-jasmine-framework');20var test = require('test');21var testIdentifier = stryker.testToIdentifyingKey(test);22var stryker = require('stryker-karma-runner');23var test = require('test');24var testIdentifier = stryker.testToIdentifyingKey(test);25var stryker = require('stryker-karma-framework');26var test = require('test');27var testIdentifier = stryker.testToIdentifyingKey(test);28var stryker = require('stryker-typescript');29var test = require('test');30var testIdentifier = stryker.testToIdentifyingKey(test);

Using AI Code Generation

1var testToIdentifyingKey = require('stryker-parent').testToIdentifyingKey;2var testFile = 'test.js';3var identifyingKey = testToIdentifyingKey(testFile);4console.log(identifyingKey);5var identifyingKeyToTest = require('stryker-parent').identifyingKeyToTest;6var identifyingKey = 'test.js';7var testFile = identifyingKeyToTest(identifyingKey);8console.log(testFile);9var testToIdentifyingKey = require('stryker-parent').testToIdentifyingKey;10var testFile = 'test.js';11var identifyingKey = testToIdentifyingKey(testFile);12console.log(identifyingKey);13var identifyingKeyToTest = require('stryker-parent').identifyingKeyToTest;14var identifyingKey = 'test.js';15var testFile = identifyingKeyToTest(identifyingKey);16console.log(testFile);17var testToIdentifyingKey = require('stryker-parent').testToIdentifyingKey;18var testFile = 'test.js';19var identifyingKey = testToIdentifyingKey(testFile);20console.log(identifyingKey);21var identifyingKeyToTest = require('stryker-parent').identifyingKeyToTest;22var identifyingKey = 'test.js';23var testFile = identifyingKeyToTest(identifyingKey);24console.log(testFile);

Using AI Code Generation

1const { testToIdentifyingKey } = require('stryker-parent');2console.log(testToIdentifyingKey('test.js', 'testName'));3const { testToIdentifyingKey } = require('stryker-parent');4console.log(testToIdentifyingKey('test.js', 'testName'));5const { testToIdentifyingKey } = require('stryker-parent');6console.log(testToIdentifyingKey('test.js', 'testName'));7const { testToIdentifyingKey } = require('stryker-parent');8console.log(testToIdentifyingKey('test.js', 'testName'));9const { testToIdentifyingKey } = require('stryker-parent');10console.log(testToIdentifyingKey('test.js', 'testName'));11const { testToIdentifyingKey } = require('stryker-parent');12console.log(testToIdentifyingKey('test.js', 'testName'));13const { testToIdentifyingKey } = require('stryker-parent');14console.log(testToIdentifyingKey('test.js', 'testName'));15const { testToIdentifyingKey } = require('stryker-parent');16console.log(testToIdentifyingKey('test.js', 'testName'));17const { testToIdentifyingKey } = require('

Using AI Code Generation

1var stryker = require('stryker-parent');2var test = require('test');3var testKey = stryker.testToIdentifyingKey(test);4var stryker = require('stryker-parent');5var test = require('test');6var testKey = stryker.testToIdentifyingKey(test);

Using AI Code Generation

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

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