SQL return params

		public void Login_fail_password_incorrect()
		{
			//ElapsedTimeWatcher is used to log the benchmark on execution time: https://github.com/duongphuhiep/ToolsPack.Net/wiki#elapsedtimewatcher
			using (var etw = ElapsedTimeWatcher.Create(Log, "LoginFail"))
			{
				var returnStatus = -2;

				using (var db = new AdoHelper(ConnectionString))
				{
					etw.Debug("Connect to Database OK");

					var returnStatusParam = new SqlParameter("@returnStatus", SqlDbType.Int) { Direction = ParameterDirection.ReturnValue };

					db.ExecNonQueryProc("verify_login_pass_backoffice",
											"@login", "society",
											"@mdp", getMD5("fauxpassword"), 256, //256 is the size of the parameter
											"@is_marque_blanche", false,
											"@func_type", 110,
											returnStatusParam
										);

					etw.Debug("Exec sproc OK");

					returnStatus = Convert.ToInt32(returnStatusParam.Value);
				}

				Assert.AreEqual(1, returnStatus);
			}
		}