jmd-scripts/dist/scripts/__tests__/lint.js

CLI for common scripts for my projects

"use strict";

var _jestInCase = _interopRequireDefault(require("jest-in-case"));

var _serializers = require("./helpers/serializers");

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

jest.mock('jest', () => ({
  run: jest.fn()
}));
jest.mock('../../config/jest.config', () => ({
  builtInConfig: true
}));
expect.addSnapshotSerializer(_serializers.unquoteSerializer);
expect.addSnapshotSerializer(_serializers.winPathSerializer);
(0, _jestInCase.default)('lint', ({
  args = [],
  utils = require('../../utils'),
  hasPkgProp = () => false,
  hasFile = () => false,
  setup = () => () => {}
}) => {
  // beforeEach
  const {
    sync: crossSpawnSyncMock
  } = require('cross-spawn');

  const originalArgv = process.argv;
  const originalExit = process.exit;
  Object.assign(utils, {
    hasPkgProp,
    hasFile,
    resolveBin: (modName, {
      executable = modName
    } = {}) => executable
  });
  process.exit = jest.fn();
  const teardown = setup();
  process.argv = ['node', '../lint', ...args];
  crossSpawnSyncMock.mockClear();

  try {
    // tests
    require('../lint');

    expect(crossSpawnSyncMock).toHaveBeenCalledTimes(1);
    const [firstCall] = crossSpawnSyncMock.mock.calls;
    const [script, calledArgs] = firstCall;
    expect([script, ...calledArgs].join(' ')).toMatchSnapshot();
  } catch (error) {
    throw error;
  } finally {
    teardown(); // afterEach

    process.exit = originalExit;
    process.argv = originalArgv;
    jest.resetModules();
  }
}, {
  'calls eslint CLI with default args': {},
  'does not use built-in config with --config': {
    args: ['--config', './custom-config.js']
  },
  'does not use built-in config with .eslintrc file': {
    hasFile: filename => filename === '.eslintrc'
  },
  'does not use built-in config with .eslintrc.js file': {
    hasFile: filename => filename === '.eslintrc.js'
  },
  'does not use built-in config with eslintConfig pkg prop': {
    hasPkgProp: prop => prop === 'eslintConfig'
  },
  'does not use built-in ignore with --ignore-path': {
    args: ['--ignore-path', './my-ignore']
  },
  'does not use built-in ignore with .eslintignore file': {
    hasFile: filename => filename === '.eslintignore'
  },
  'does not use built-in ignore with eslintIgnore pkg prop': {
    hasPkgProp: prop => prop === 'eslintIgnore'
  },
  '--no-cache will disable caching': {
    args: ['--no-cache']
  },
  'runs on given files, but only js files': {
    args: ['./src/index.js', './package.json', './src/index.css', './src/component.js']
  }
});