johnny-cli/src/install/__tests__/index.js

CLI for Johnny Deps

import helpers from 'helpers';
import installCmd from '../';

// Supress command output
process.stdout.write = jest.fn();

describe('"install" command', () => {
	it('sends API request if --save option was passed', async () => {
		await installCmd(['package@version'], {save: true});
		expect(helpers.rebuildAndSync).toHaveBeenCalledTimes(1);
	});

	it('doesn\'t send API request if --save option was not passed', async () => {
		helpers.rebuildAndSync.mockClear();
		await installCmd(['package@version'], {});
		expect(helpers.rebuildAndSync).toHaveBeenCalledTimes(0);
	});

	it('doesn\'t send API request if --saveDev option was passed', async () => {
		helpers.rebuildAndSync.mockClear();
		await installCmd(['package@version'], {saveDev: true});
		expect(helpers.rebuildAndSync).toHaveBeenCalledTimes(0);
	});

	it('doesn\'t send API request in case of being called with no params — install all packages', async () => {
		helpers.rebuildAndSync.mockClear();
		await installCmd({}, {});
		expect(helpers.rebuildAndSync).toHaveBeenCalledTimes(0);
		helpers.rebuildAndSync.mockClear();
		await installCmd({}, {save: true});
		expect(helpers.rebuildAndSync).toHaveBeenCalledTimes(0);
	});
});