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//
// Copyright (c) 2006 Mainsoft Co.
//
// Permission is hereby granted, free of charge, to any person obtaining
// a copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to
// permit persons to whom the Software is furnished to do so, subject to
// the following conditions:
//
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
//
using System;
using System.Data;
using System.Data.OleDb;
using MonoTests.System.Data.Utils;
using NUnit.Framework;
namespace MonoTests.System.Data.OleDb
{
[TestFixture]
public class OleDbTransaction_Commit : ADONetTesterClass
{
public static void Main()
{
OleDbTransaction_Commit tc = new OleDbTransaction_Commit();
Exception exp = null;
try
{
tc.BeginTest("OleDbTransaction_Commit");
tc.run();
}
catch(Exception ex){exp = ex;}
finally {tc.EndTest(exp);}
}
[Test]
public void run()
{
Exception exp = null;
// ORACLE does not support transactions with savepoints
// http://support.microsoft.com/kb/187289/EN-US/
if (ConnectedDataProvider.GetDbType(MonoTests.System.Data.Utils.ConnectedDataProvider.ConnectionString) == DataBaseServer.Oracle) return;
if (ConnectedDataProvider.GetDbType(MonoTests.System.Data.Utils.ConnectedDataProvider.ConnectionString) == DataBaseServer.PostgreSQL) return;
//prepare data
base.PrepareDataForTesting(MonoTests.System.Data.Utils.ConnectedDataProvider.ConnectionString);
OleDbConnection con = new OleDbConnection(MonoTests.System.Data.Utils.ConnectedDataProvider.ConnectionString);
con.Open();
//prepare command for checking database
OleDbConnection conSelect = new OleDbConnection(MonoTests.System.Data.Utils.ConnectedDataProvider.ConnectionString);
conSelect.Open();
OleDbCommand cmdSelect = new OleDbCommand("Select Title From Employees where EmployeeID in (100,200)", conSelect);
OleDbTransaction txn = con.BeginTransaction();
//prepare first transaction
OleDbCommand cmd1 = new OleDbCommand("Update Employees Set Title = 'New Value1' Where EmployeeID = 100",con);
cmd1.Transaction = txn;
//prepare a second transaction
OleDbCommand cmd2 = new OleDbCommand("Update Employees Set Title = 'New Value2' Where EmployeeID = 200",con);
cmd2.Transaction = txn;
try
{
BeginCase("one transaction - After commiting transaction");
cmd1.ExecuteNonQuery();
txn.Commit();
string Result = cmdSelect.ExecuteScalar().ToString();
Compare(Result,"New Value1" );
}
catch(Exception ex){exp = ex;}
finally{EndCase(exp); exp = null;}
//prepare data
base.PrepareDataForTesting(MonoTests.System.Data.Utils.ConnectedDataProvider.ConnectionString);
txn = con.BeginTransaction();
cmd1.Transaction = txn;
cmd2.Transaction = txn;
cmd1.ExecuteNonQuery();
cmd2.ExecuteNonQuery();
txn.Commit();
OleDbDataReader rdr = cmdSelect.ExecuteReader();
try
{
BeginCase("two transaction - check first transaction");
rdr.Read();
Compare(rdr.GetString(0),"New Value1" );
}
catch(Exception ex){exp = ex;}
finally{EndCase(exp); exp = null;}
try
{
BeginCase("two transaction - check second transaction");
rdr.Read();
Compare(rdr.GetString(0),"New Value2" );
}
catch(Exception ex){exp = ex;}
finally{EndCase(exp); exp = null;}
if (con.State == ConnectionState.Open) con.Close();
if (conSelect.State == ConnectionState.Open) conSelect.Close();
}
}
}
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