void CompanyTest(MySqlConnection connection)
{
List <Company> companies = new List <Company>();
companies.Add(new Company(2, "DigiSoft", 2.5, 4, 20.50M));
CompanyDAO.InsertCompanies(connection, companies);
List <Company> companies2 = CompanyDAO.GetCompanies(connection);
companies2[1].Title = "Dan";
CompanyDAO.UpdateCompanies(connection, companies2);
companies2 = CompanyDAO.GetCompanies(connection);
CompanyDAO.DeleteCompanies(connection, companies);
companies2 = CompanyDAO.GetCompanies(connection);
}