text: 
  const expect = require('chai').expect;
  
  const my = require('../../src');
  const config = require('../__config/default');
  const tools = require('../__tools');
  const {prepareForTesting, _________________} = tools;
  
  describe('MySQL - server', () => {
  	const databaseName = config.testOptions.database;
  	const testDatabaseName = databaseName + '_xxx';
  
  	my.init(config);
  	prepareForTesting();
  
  	it(`.switchToServer(config)`, async () => {
  		const cfg = config;
  		const result = await my.switchToServer(cfg);
  		expect(result === true).to.be.true;
  	});
  
  	it(`.switchToServer(host)`, async () => {
  		const cfg = config;
  		const host = cfg.host;
  		const result = await my.switchToServer(host);
  		expect(result === true).to.be.true;
  	});
  
  	it(`.switchToServer()`, async () => {
  		const result = await my.switchToServer();
  		expect(result === true).to.be.true;
  	});
  
  	it(`.connectServer()`, async () => {
  		const cfg = config;
  		const result = await my.connectServer(cfg);
  		expect(result === true).to.be.true;
  	});
  
  	it(`.isServerOnline()`, async () => {
  		const cfg = config;
  		const result = await my.isServerOnline(cfg);
  		expect(result === true).to.be.true;
  	});
  });
  