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How to use mutantCompileError method in stryker-parent

Best JavaScript code snippet using stryker-parent

single-project.it.spec.ts

Source:single-project.it.spec.ts

1import path from 'path';2import fs from 'fs';3import { testInjector, factory, assertions } from '@stryker-mutator/test-helpers';4import { expect } from 'chai';5import { Location, Mutant } from '@stryker-mutator/api/core';6import { CheckResult, CheckStatus } from '@stryker-mutator/api/check';7import { createTypescriptChecker } from '../../src';8import { TypescriptChecker } from '../../src/typescript-checker';9const resolveTestResource = path.resolve.bind(10  path,11  __dirname,12  '..' /* integration */,13  '..' /* test */,14  '..' /* dist */,15  'testResources',16  'single-project'17) as unknown as typeof path.resolve;18describe('Typescript checker on a single project', () => {19  let sut: TypescriptChecker;20  beforeEach(() => {21    testInjector.options.tsconfigFile = resolveTestResource('tsconfig.json');22    sut = testInjector.injector.injectFunction(createTypescriptChecker);23    return sut.init();24  });25  it('should not write output to disk', () => {26    expect(fs.existsSync(resolveTestResource('dist')), 'Output was written to disk!').false;27  });28  it('should be able to validate a mutant that does not result in an error', async () => {29    const mutant = createMutant('todo.ts', 'TodoList.allTodos.push(newItem)', 'newItem? 42: 43');30    const expectedResult: CheckResult = { status: CheckStatus.Passed };31    const actual = await sut.check(mutant);32    expect(actual).deep.eq(expectedResult);33  });34  it('should be able invalidate a mutant that does result in a compile error', async () => {35    const mutant = createMutant('todo.ts', 'TodoList.allTodos.push(newItem)', '"This should not be a string ð"');36    const actual = await sut.check(mutant);37    assertions.expectCompileError(actual);38    expect(actual.reason).has.string('todo.ts(15,9): error TS2322');39  });40  it('should be able validate a mutant that does not result in a compile error after a compile error', async () => {41    // Arrange42    const mutantCompileError = createMutant('todo.ts', 'TodoList.allTodos.push(newItem)', '"This should not be a string ð"');43    const mutantWithoutError = createMutant('todo.ts', 'return TodoList.allTodos', '[]', 7);44    const expectedResult: CheckResult = {45      status: CheckStatus.Passed,46    };47    // Act48    await sut.check(mutantCompileError);49    const actual = await sut.check(mutantWithoutError);50    // Assert51    expect(actual).deep.eq(expectedResult);52  });53  it('should be able to invalidate a mutant that results in an error in a different file', async () => {54    const actual = await sut.check(createMutant('todo.ts', 'return totalCount;', ''));55    assertions.expectCompileError(actual);56    expect(actual.reason).has.string('todo.spec.ts(4,7): error TS2322');57  });58  it('should be able to validate a mutant after a mutant in a different file resulted in a transpile error', async () => {59    // Act60    await sut.check(createMutant('todo.ts', 'return totalCount;', ''));61    const result = await sut.check(createMutant('todo.spec.ts', "'Mow lawn'", "'this is valid, right?'"));62    // Assert63    const expectedResult: CheckResult = {64      status: CheckStatus.Passed,65    };66    expect(result).deep.eq(expectedResult);67  });68  it('should be allow mutations in unrelated files', async () => {69    // Act70    const result = await sut.check(createMutant('not-type-checked.js', 'bar', 'baz'));71    // Assert72    const expectedResult: CheckResult = {73      status: CheckStatus.Passed,74    };75    expect(result).deep.eq(expectedResult);76  });77  it('should allow unused local variables (override options)', async () => {78    const mutant = createMutant('todo.ts', 'TodoList.allTodos.push(newItem)', '42');79    const expectedResult: CheckResult = {80      status: CheckStatus.Passed,81    };82    const actual = await sut.check(mutant);83    expect(actual).deep.eq(expectedResult);84  });85});86const fileContents = Object.freeze({87  ['todo.ts']: fs.readFileSync(resolveTestResource('src', 'todo.ts'), 'utf8'),88  ['todo.spec.ts']: fs.readFileSync(resolveTestResource('src', 'todo.spec.ts'), 'utf8'),89  ['not-type-checked.js']: fs.readFileSync(resolveTestResource('src', 'not-type-checked.js'), 'utf8'),90});91function createMutant(fileName: 'not-type-checked.js' | 'todo.spec.ts' | 'todo.ts', findText: string, replacement: string, offset = 0): Mutant {92  const lines = fileContents[fileName].split('\n');93  const lineNumber = lines.findIndex((line) => line.includes(findText));94  if (lineNumber === -1) {95    throw new Error(`Cannot find ${findText} in ${fileName}`);96  }97  const textColumn = lines[lineNumber].indexOf(findText);98  const location: Location = {99    start: { line: lineNumber, column: textColumn + offset },100    end: { line: lineNumber, column: textColumn + findText.length },101  };102  return factory.mutant({103    fileName: resolveTestResource('src', fileName),104    mutatorName: 'foo-mutator',105    location,106    replacement,107  });...

Using AI Code Generation

1const mutantCompileError = require('stryker-parent').mutantCompileError;2const fs = require('fs');3const esprima = require('esprima');4const escodegen = require('escodegen');5const esmangle = require('esmangle');6const escope = require('escope');7const estraverse = require('estraverse');8const estraverse = require('estraverse');9const esmangle = require('esmangle');10const escope = require('escope');11const path = require('path');12const escodegen = require('escodegen');13const esprima = require('esprima');14const fs = require('fs');15const mutantCompileError = require('stryker-parent').mutantCompileError;16const fs = require('fs');17const esprima = require('esprima');18const escodegen = require('escodegen');19const esmangle = require('esmangle');20const escope = require('escope');21const estraverse = require('estraverse');22const estraverse = require('estraverse');23const esmangle = require('esmangle');24const escope = require('escope');25const path = require('path');26const escodegen = require('escodegen');27const esprima = require('esprima');28const fs = require('fs');29const mutantCompileError = require('stryker-parent').mutantCompileError;30const fs = require('fs');31const esprima = require('esprima');32const escodegen = require('escodegen');33const esmangle = require('esmangle');34const escope = require('escope');35const estraverse = require('estraverse');36const estraverse = require('estraverse');37const esmangle = require('esmangle');38const escope = require('escope');39const path = require('path');40const escodegen = require('escodegen');41const esprima = require('esprima');42const fs = require('fs');43const mutantCompileError = require('stryker-parent').mutantCompileError;44const fs = require('fs');45const esprima = require('esprima');46const escodegen = require('escodegen');47const esmangle = require('esm

Using AI Code Generation

1const mutantCompileError = require('stryker-parent').mutantCompileError;2mutantCompileError('test error');3module.exports = function(config) {4  config.set({5  });6};7[2018-07-09 09:47:37.229] [INFO] 1 Mutant(s) generated8[2018-07-09 09:47:37.231] [INFO] Starting test run 1/1 (mutant 1/1)9[2018-07-09 09:47:37.232] [INFO] 1 Mutant(s) generated

Using AI Code Generation

1const mutantCompileError = require('stryker-parent').mutantCompileError;2mutantCompileError('test.js', 1, 1, 'error', 'message');3const mutantCompileError = require('stryker-parent').mutantCompileError;4mutantCompileError('test.js', 1, 1, 'error', 'message');5const mutantCompileError = require('stryker-parent').mutantCompileError;6mutantCompileError('test.js', 1, 1, 'error', 'message');7const mutantCompileError = require('stryker-parent').mutantCompileError;8mutantCompileError('test.js', 1, 1, 'error', 'message');9const mutantCompileError = require('stryker-parent').mutantCompileError;10mutantCompileError('test.js', 1, 1, 'error', 'message');11const mutantCompileError = require('stryker-parent').mutantCompileError;12mutantCompileError('test.js', 1, 1, 'error', 'message');13const mutantCompileError = require('stryker-parent').mutantCompileError;14mutantCompileError('test.js', 1, 1, 'error', 'message');15const mutantCompileError = require('stryker-parent').mutantCompileError;16mutantCompileError('test.js', 1, 1, 'error', 'message');17const mutantCompileError = require('stryker-parent').mutantCompileError;18mutantCompileError('test.js', 1, 1, 'error', 'message');

Using AI Code Generation

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

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