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// project created on 30/11/2002 at 22:00
//
// Author:
// Francisco Figueiredo Jr. <fxjrlists@yahoo.com>
//
// Copyright (C) 2002 The Npgsql Development Team
// npgsql-general@gborg.postgresql.org
// http://gborg.postgresql.org/project/npgsql/projdisplay.php
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation; either
// version 2.1 of the License, or (at your option) any later version.
//
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
using System;
using Npgsql;
using System.Data;
using NUnit.Framework;
namespace NpgsqlTests
{
[TestFixture]
public class ConnectionTests
{
NpgsqlConnection _conn;
[SetUp]
protected void SetUp()
{
//NpgsqlEventLog.Level = LogLevel.None;
//NpgsqlEventLog.Level = LogLevel.Debug;
//NpgsqlEventLog.LogName = "NpgsqlTests.LogFile";
_conn = new NpgsqlConnection (TestConfiguration.NpgsqlConnectionString);
}
[TearDown]
protected void TearDown()
{
if (_conn != null)
_conn.Close();
}
[Test]
public void Open()
{
try{
_conn.Open();
//Assert.AreEqual("ConnectionOpen", ConnectionState.Open, _conn.State);
} catch (Exception e)
{
Console.WriteLine(e.ToString());
}
}
[Test]
public void ChangeDatabase()
{
_conn.Open();
_conn.ChangeDatabase("template1");
NpgsqlCommand command = new NpgsqlCommand("select current_database()", _conn);
String result = (String)command.ExecuteScalar();
Assert.AreEqual("template1", result);
}
[Test]
[ExpectedException(typeof(InvalidOperationException))]
public void NestedTransaction()
{
_conn.Open();
NpgsqlTransaction t = null;
try
{
t = _conn.BeginTransaction();
t = _conn.BeginTransaction();
}
catch(Exception e)
{
// Catch exception so we call rollback the transaction initiated.
// This way, the connection pool doesn't get a connection with a transaction
// started.
t.Rollback();
throw e;
}
}
[Test]
public void SequencialTransaction()
{
_conn.Open();
NpgsqlTransaction t = _conn.BeginTransaction();
t.Rollback();
t = _conn.BeginTransaction();
t.Rollback();
}
}
}
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