@interaktiv/dia-scripts/dist/scripts/build/webpack.test.js

CLI toolbox with common scripts for most sort of projects at DIA

"use strict";

var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault");

var _extends2 = _interopRequireDefault(require("@babel/runtime/helpers/extends"));

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

jest.mock('../../config/webpack.config', () => ({
  builtInConfig: true
}));
jest.mock('../../utils', () => (0, _extends2.default)({}, jest.requireActual('../../utils'), {
  resolveBin: (modName, {
    executable = modName
  } = {}) => executable,
  cleanDir: jest.fn(),
  assureDependency: jest.fn()
}));
expect.addSnapshotSerializer(_serializers.unquoteSerializer);
let originalArgv, originalExit, crossSpawnSyncMock;
describe('build webpack', () => {
  beforeEach(() => {
    ({
      sync: crossSpawnSyncMock
    } = require('cross-spawn'));
    originalArgv = process.argv;
    originalExit = process.exit;
    process.exit = jest.fn();
  });
  afterEach(() => {
    process.argv = originalArgv;
    process.exit = originalExit;
    jest.resetModules();
  });
  it.each`
    title                                                   | params
    ${'calls webpack with default args'}                    | ${{
    args: ['--bundle']
  }}
    ${'calls webpack-dev-server with --dev-server flag'}    | ${{
    args: ['--bundle', '--dev-server']
  }}
    ${'calls webpack-dev-server with --dev-proxy argument'} | ${{
    args: ['--bundle', '--dev-proxy=127.0.0.1:8080']
  }}
    ${'uses custom config with webpack.config.js file'}     | ${{
    args: ['--bundle'],
    hasFile: 'webpack.config.js'
  }}
    ${'forwards args'}                                      | ${{
    args: ['--bundle', '--output-filename=[name].js']
  }}
  `('$title', ({
    params
  }) => {
    const {
      args = [],
      hasFile = ''
    } = params;

    const utils = require('../../utils');

    Object.assign(utils, {
      hasFile: file => file === hasFile
    });
    process.argv = ['node', './index', ...args];

    require('./index');

    expect(crossSpawnSyncMock).toHaveBeenCalledTimes(1);
    const [firstCall] = crossSpawnSyncMock.mock.calls;
    const [script, jestArgs] = firstCall;
    expect([script, ...jestArgs].join(' ').replace(process.cwd(), '/blah-root')).toMatchSnapshot();
  });
});