mono/mcs/class/System.Data/Test/ProviderTests/System.Data.OleDb.jvm/OleDbDataReader/OleDbDataReader_GetBytes_IIBII.cs

// 
// 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
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// 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 MonoTests.System.Data.Utils.Data;

using NUnit.Framework;

namespace MonoTests.System.Data.OleDb
{
	[TestFixture]
	public class OleDbDataReader_GetBytes_IIBII : GHTBase
	{
		int testTypesInvocations;
		Exception exp = null;
		public static void Main()
		{
			OleDbDataReader_GetBytes_IIBII tc = new OleDbDataReader_GetBytes_IIBII();
			Exception exp = null;
			try
			{
				tc.BeginTest("OleDbDataReader_GetBytes_IIBII");
				tc.run();
			}
			catch(Exception ex){exp = ex;}
			finally	{tc.EndTest(exp);}
		}

		[Test]
		public void run()
		{
			DoTestTypes(ConnectedDataProvider.GetSimpleDbTypesParameters());
			DoTestTypes(ConnectedDataProvider.GetExtendedDbTypesParameters());
		}
		public void DoTestTypes(DbTypeParametersCollection row)
		{
			testTypesInvocations++;
			exp = null;
			string rowId = "43966_" + this.testTypesInvocations.ToString();
				OleDbConnection con =null;
				OleDbDataReader rdr = null;

			try
			{
				row.ExecuteInsert(rowId);
				row.ExecuteSelectReader(rowId, out rdr, out con);
				while (rdr.Read())
				{
					//Run over all the columns in the result set row.
					//For each column, try to read it as a byte array.
					for (int i=0; i<row.Count; i++)
					{
						if (row[i].Value.GetType() == typeof(byte[])) //The value in the result set should be a byte array.
						{
							try
							{
								BeginCase(string.Format("Calling GetBytes() on a field of dbtype {0}", row[i].DbTypeName));
								byte[] origBytes = (byte[])row[i].Value;
								byte[] retBytes = new byte[origBytes.Length];
								rdr.GetBytes(i, 0, retBytes, 0, origBytes.Length);
								Compare(origBytes, retBytes);
							}
							catch (Exception ex)
							{
								exp = ex;
							}
							finally
							{
								EndCase(exp);
								exp = null;
							}
						}
						else //The value in the result set should NOT be byte array. In this case an Invalid case exception should be thrown.
						{
							try
							{
								BeginCase(string.Format("Calling GetBytes() on a field of dbtype {0}", row[i].DbTypeName));
								byte[] retBytes = new byte[1];
								rdr.GetBytes(i, 0, retBytes, 0, 1);
								ExpectedExceptionNotCaught("InvalidCastException");
							}
							catch (InvalidCastException ex)
							{
								ExpectedExceptionCaught(ex);
							}
							catch (Exception ex)
							{
								exp = ex;
							}
							finally
							{
								EndCase(exp);
								exp = null;
							}
						}
					}
				}
			}
			finally
			{
				row.ExecuteDelete(rowId);
				if (rdr != null && !rdr.IsClosed)
				{
					rdr.Close();
				}

				if (con != null && con.State != ConnectionState.Closed)
				{
					con.Close();
				}
			}
		}

	}

}