@interaktiv/dia-scripts/dist/config/babelrc.test.js

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

"use strict";

describe('babelrc', () => {
  let originalEnv, originalExit, originalConsoleWarn;
  beforeEach(() => {
    originalEnv = process.env;
    originalExit = process.exit;
    process.exit = jest.fn();
    originalConsoleWarn = console.warn;
    console.warn = jest.fn();
  });
  afterEach(() => {
    process.env = originalEnv;
    process.exit = originalExit;
    console.warn = originalConsoleWarn;
    jest.resetModules();
  });
  it('should log warning if treeshake but runtime is not available and is not umd', () => {
    process.env.BUILD_TREESHAKE = 'true';
    process.env.BUILD_FORMAT = 'cjs';

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

    Object.assign(utils, {
      pkg: {
        dependencies: {}
      },
      appDirectory: '/blah-root'
    });

    require('./babelrc');

    expect(console.warn.mock.calls).toMatchSnapshot();
  });
  it('should throw if it could not detect min supported node version', () => {
    const utils = require('../utils');

    Object.assign(utils, {
      appDirectory: '/blah-root',
      getSupportedNodeVersion: () => null
    });
    expect(() => {
      require('./babelrc');
    }).toThrow(/unable to determine the oldest version/i);
  });
});