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How to use beforeMutatedCode method in stryker-parent

Best JavaScript code snippet using stryker-parent

expect-mutation.ts

Source:expect-mutation.ts

1import { traverse } from '@babel/core';2import { parse, ParserPlugin } from '@babel/parser';3import generate from '@babel/generator';4import { expect } from 'chai';5import { NodeMutator } from '../../src/mutators/node-mutator';6const plugins = [7  'doExpressions',8  'objectRestSpread',9  'classProperties',10  'exportDefaultFrom',11  'exportNamespaceFrom',12  'asyncGenerators',13  'functionBind',14  'functionSent',15  'dynamicImport',16  'numericSeparator',17  'importMeta',18  'optionalCatchBinding',19  'optionalChaining',20  'classPrivateProperties',21  ['pipelineOperator', { proposal: 'minimal' }],22  'nullishCoalescingOperator',23  'bigInt',24  'throwExpressions',25  'logicalAssignment',26  'classPrivateMethods',27  'v8intrinsic',28  'partialApplication',29  ['decorators', { decoratorsBeforeExport: false }],30  'jsx',31  'typescript',32] as ParserPlugin[];33export function expectJSMutation(sut: NodeMutator, originalCode: string, ...expectedReplacements: string[]): void {34  const sourceFileName = 'source.js';35  const ast = parse(originalCode, {36    sourceFilename: sourceFileName,37    plugins,38    sourceType: 'module',39  });40  const mutants: string[] = [];41  traverse(ast, {42    enter(path) {43      for (const replacement of sut.mutate(path)) {44        const mutatedCode = generate(replacement).code;45        const beforeMutatedCode = originalCode.substring(0, path.node.start ?? 0);46        const afterMutatedCode = originalCode.substring(path.node.end ?? 0);47        mutants.push(`${beforeMutatedCode}${mutatedCode}${afterMutatedCode}`);48      }49    },50  });51  expect(mutants).lengthOf(expectedReplacements.length);52  expectedReplacements.forEach((expected) => expect(mutants, `was: ${mutants.join(',')}`).to.include(expected));...

Using AI Code Generation

1var strykerParent = require('stryker-parent');2strykerParent.beforeMutatedCode();3strykerParent.afterMutatedCode();4module.exports = function(config) {5  config.set({6      { pattern: 'test.js', mutated: true, included: true },7      { pattern: 'stryker-parent.js', included: true }8  });9};10function add(a, b) {11  return a + b;12}13function add(a, b) {14  return a + b;15}16module.exports = add;17function add(a, b) {18  return a + b;19}20module.exports = add;21var strykerParent = require('stryker-parent');22strykerParent.beforeMutatedCode();23function add(a, b) {24  return a + b;25}26module.exports = add;27var strykerParent = require('stryker-parent');28strykerParent.beforeMutatedCode();29strykerParent.afterMutatedCode();30function add(a, b) {31  return a + b;32}33function add(a, b) {34  return a + b;35}36module.exports = add;37function add(a, b) {38  return a + b;39}40module.exports = add;

Using AI Code Generation

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

Using AI Code Generation

1var path = require('path');2var stryker = require('stryker-parent');3var beforeMutatedCode = stryker.beforeMutatedCode;4var beforeMutatedCodePath = path.resolve(__dirname, 'beforeMutatedCode.js');5beforeMutatedCode(beforeMutatedCodePath);6var afterMutatedCode = stryker.afterMutatedCode;7var afterMutatedCodePath = path.resolve(__dirname, 'afterMutatedCode.js');8afterMutatedCode(afterMutatedCodePath);9var mutate = stryker.mutate;10var mutatePath = path.resolve(__dirname, 'mutate.js');11mutate(mutatePath);12var mutate = stryker.mutate;13var mutatePath = path.resolve(__dirname, 'mutate.js');14mutate(mutatePath);15var mutate = stryker.mutate;16var mutatePath = path.resolve(__dirname, 'mutate.js');17mutate(mutatePath);18var mutate = stryker.mutate;19var mutatePath = path.resolve(__dirname, 'mutate.js');20mutate(mutatePath);21var mutate = stryker.mutate;22var mutatePath = path.resolve(__dirname, 'mutate.js');23mutate(mutatePath);24var mutate = stryker.mutate;25var mutatePath = path.resolve(__dirname, 'mutate.js');26mutate(mutatePath);27var mutate = stryker.mutate;28var mutatePath = path.resolve(__dirname, 'mutate.js');29mutate(mutatePath);30var mutate = stryker.mutate;31var mutatePath = path.resolve(__dirname, 'mutate.js');32mutate(mutatePath);33var mutate = stryker.mutate;34var mutatePath = path.resolve(__dirname, 'mutate.js');35mutate(mutatePath);

Using AI Code Generation

1const mutator = require('stryker-parent');2mutator.beforeMutatedCode('test.js');3mutator.afterMutatedCode();4### `beforeMutatedCode(fileName: string)`5### `afterMutatedCode()`6MIT © [Stryker Mutator](

Using AI Code Generation

1var stryker = require('stryker-parent');2var mutatedCode = stryker.beforeMutatedCode('test.js', 'test', 'test', 'test', 'test', 'test', 'test', 'test', 'test');3console.log('Mutated code: ' + mutatedCode);4var stryker = require('stryker');5var mutatedCode = stryker.beforeMutatedCode('test.js', 'test', 'test', 'test', 'test', 'test', 'test', 'test', 'test');6console.log('Mutated code: ' + mutatedCode);

Using AI Code Generation

1const child = require('child_process');2const path = require('path');3const fs = require('fs');4const strykerParentPath = path.join(__dirname, '../node_modules/stryker-parent');5const strykerParent = require(strykerParentPath);6const beforeMutatedCode = strykerParent.beforeMutatedCode;7beforeMutatedCode(function (mutatedCode) {8    fs.writeFileSync('mutatedCode.js', mutatedCode);9    child.execSync('node mutatedCode.js', {stdio: 'inherit'});10});11module.exports = function(config) {12    config.set({13        commandRunner: {14        },15    });16};

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