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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.Text;
using System.Data;
using System.Data.OracleClient ;
using MonoTests.System.Data.Utils;
using NUnit.Framework;
#if DAAB
using Microsoft.ApplicationBlocks;
#endif
namespace MonoTests.System.Data.OracleClient
{
[TestFixture]
public class OracleCommand_ExecuteReader : ADONetTesterClass
{
OracleConnection con;
OracleCommand cmd;
[SetUp]
public void SetUp()
{
Exception exp = null;
BeginCase("Setup");
try
{
con = new OracleConnection(MonoTests.System.Data.Utils.ConnectedDataProvider.ConnectionString);
cmd = new OracleCommand("", con);
con.Open();
this.Pass("Setup.");
}
catch(Exception ex) {exp = ex;}
finally {EndCase(exp); exp = null;}
}
[TearDown]
public void TearDown()
{
if (con != null)
{
if (con.State == ConnectionState.Open) con.Close();
}
}
public static void Main()
{
OracleCommand_ExecuteReader tc = new OracleCommand_ExecuteReader();
Exception exp = null;
try
{
tc.BeginTest("OracleCommand_ExecuteReader");
tc.SetUp();
tc.run();
tc.TearDown();
}
catch(Exception ex){exp = ex;}
finally {tc.EndTest(exp);}
}
[Test]
public void run()
{
Exception exp = null;
bool RecordsExists = false;
OracleDataReader rdr =null;
// testBug3965();
// TestMultipleResultsets();
// TestCompoundVariable();
cmd.CommandText = "Select FirstName,City From Employees";
if (con.State != ConnectionState.Open)
{
con.Open();
}
try
{
BeginCase("check reader is null");
rdr = cmd.ExecuteReader();
Compare(rdr==null, false);
}
catch(Exception ex){exp = ex;}
finally
{
if (rdr != null) rdr.Close();
EndCase(exp);
exp = null;
}
try
{
BeginCase("check reader.read");
rdr = cmd.ExecuteReader();
RecordsExists = rdr.Read();
Compare(RecordsExists ,true);
}
catch(Exception ex){exp = ex;}
finally
{
if (rdr != null) rdr.Close();
EndCase(exp);
exp = null;
}
try
{
BeginCase("execute reader again ");
rdr = cmd.ExecuteReader();
Compare(rdr==null, false);
}
catch(Exception ex){exp = ex;}
finally
{
if (rdr != null) rdr.Close();
EndCase(exp);
exp = null;
}
try
{
BeginCase("Test compound SQL statement");
//Build a compund SQL command.
string[] sqlStatements = new string[] {
"INSERT INTO Categories (CategoryName, Description) VALUES('__TEST_RECORD__', 'Inserted')",
"UPDATE Categories SET Description='Updated' WHERE CategoryName='__TEST_RECORD__'",
"DELETE FROM Categories WHERE CategoryName='__TEST_RECORD__'" ,
};
cmd.CommandText = CreateCompundSqlStatement(sqlStatements, ConnectedDataProvider.GetDbType());
rdr = cmd.ExecuteReader();
Compare(rdr.Read(), false);
}
catch(Exception ex){exp = ex;}
finally
{
if (rdr != null) rdr.Close();
EndCase(exp);
exp = null;
}
if (ConnectedDataProvider.GetDbType() != DataBaseServer.Oracle)
{
try
{
BeginCase("Check that in a compound SQL statement, resultsets are returned only for SELECT statements. (bug #3358)");
//prepare db:
OracleCommand prepare = new OracleCommand("DELETE FROM Categories WHERE CategoryName='__TEST_RECORD__'", con);
prepare.ExecuteNonQuery();
//Test body
int resultSetCount ;
//Build a compund SQL command that contains only one select statement.
string[] sqlStatements = new string[] {
"INSERT INTO Categories (CategoryName, Description) VALUES('__TEST_RECORD__', 'Inserted')",
"UPDATE Categories SET Description='Updated' WHERE CategoryName='__TEST_RECORD__'",
"DELETE FROM Categories WHERE CategoryName='__TEST_RECORD__'" ,
"SELECT * FROM Categories "
};
string insertCmdTxt = CreateCompundSqlStatement(sqlStatements, ConnectedDataProvider.GetDbType());
//this.Log(insertCmdTxt);
OracleCommand InsertCmd = new OracleCommand(insertCmdTxt, con);
rdr = InsertCmd.ExecuteReader();
//Count the number of result sets.
resultSetCount = 0;
do
{
resultSetCount++;
}while (rdr.NextResult());
//Test that there is only one result set.
Compare(resultSetCount, 1);
}
catch(Exception ex){exp = ex;}
finally
{
if (rdr != null) rdr.Close();
EndCase(exp);
exp = null;
//cleanup db:
OracleCommand cleanup = new OracleCommand("DELETE FROM Categories WHERE CategoryName='__TEST_RECORD__'", con);
cleanup.ExecuteNonQuery();
}
}
}
//Create the compund sql statement according to the dbserver.
private string CreateCompundSqlStatement(string[] sqlStatements, DataBaseServer dbServer)
{
string beginStatement;
string endStatement;
string commandDelimiter;
GetDBSpecificSyntax(dbServer, out beginStatement, out endStatement, out commandDelimiter);
StringBuilder cmdBuilder = new StringBuilder();
cmdBuilder.Append(beginStatement);
cmdBuilder.Append(" ");
foreach (string statement in sqlStatements)
{
cmdBuilder.Append(statement);
cmdBuilder.Append(commandDelimiter);
cmdBuilder.Append(" ");
}
cmdBuilder.Append(endStatement);
return cmdBuilder.ToString();
}
private void GetDBSpecificSyntax(DataBaseServer dbServer, out string beginStatement, out string endStatement, out string commandDelimiter)
{
switch (dbServer)
{
case DataBaseServer.SQLServer:
case DataBaseServer.PostgreSQL:
beginStatement = "";
endStatement = "";
commandDelimiter = ";";
break;
case DataBaseServer.Sybase:
beginStatement = "BEGIN";
endStatement = "END";
commandDelimiter = "";
break;
case DataBaseServer.Oracle:
beginStatement = "BEGIN";
endStatement = "END;";
commandDelimiter = ";";
break;
case DataBaseServer.DB2:
beginStatement = "BEGIN ATOMIC";
endStatement = "END";
commandDelimiter = ";";
break;
default:
this.Fail("Unknown DataBaseServer type");
throw new ApplicationException("Unknown DataBaseServer type");
}
}
[Test]
public void TestMultipleResultsets()
{
#if !JAVA
if (ConnectedDataProvider.GetDbType(con) == DataBaseServer.Oracle)
{
//In .NET there is a bug when calling a SP with multiple REFCURSORS, the workaround is to use OracleClient and not Oracle.
//In GH we are not bug complient in this issue, because there is no workaround (We do not support the OracleClient namespace.
this.Log("Not testing multi result set Oracle on .NET");
return;
}
if (ConnectedDataProvider.GetDbType(con) == DataBaseServer.PostgreSQL)
{
// fail to work on .NET OLEDB
//reader = Microsoft.ApplicationBlocks.Data.PostgresOracleHelper.ADOExecuteReader(cmd1);
this.Log("Not testing PostgreSQL CommandType.StoredProcedure which return SETOF");
return;
}
#endif
Exception exp = null;
BeginCase("Test multi result set from stored procedure");
OracleDataReader reader = null;
OracleTransaction tr = null;
try
{
//Check SP with the structre : insert Select + update Select + delete Select
if (con.State != ConnectionState.Open)
{
con.Open();
}
// transaction use was add for PostgreSQL
tr = con.BeginTransaction();
OracleCommand cmd1 = new OracleCommand("GHSP_TYPES_SIMPLE_4", con, tr);
cmd1.CommandType = CommandType.StoredProcedure;
OracleParameter param = new OracleParameter();
param.ParameterName = "ID1";
param.Value = string.Format("13268_{0}", this.TestCaseNumber);
param.OracleType = OracleType.VarChar;
cmd1.Parameters.Add(param);
cmd1.Parameters.Add(new OracleParameter("RESULT", OracleType.Cursor)).Direction = ParameterDirection.Output;
cmd1.Parameters.Add(new OracleParameter("RESULT1", OracleType.Cursor)).Direction = ParameterDirection.Output;
cmd1.Parameters.Add(new OracleParameter("RESULT2", OracleType.Cursor)).Direction = ParameterDirection.Output;
reader = cmd1.ExecuteReader();
//Count the number of result sets.
int resultSetCount = 0;
//Count the number of the records
int recordCounter=0;
do
{
//this.Log(string.Format("resultSetCount:{0}",resultSetCount));
while (reader.Read())
{
recordCounter++;
}
//this.Log(string.Format("recordCounter:{0}",recordCounter));
if (resultSetCount != 2)
{
Compare(recordCounter,1); //Insert + update
}
else
{
Compare(recordCounter,0); //Delete
}
recordCounter=0;
resultSetCount++;
}while (reader.NextResult());
Compare(resultSetCount,3);
}
catch (Exception ex)
{
exp=ex;
}
finally
{
EndCase(exp);
if (reader != null) reader.Close();
tr.Commit();
con.Close();
}
}
[Test]
public void TestCompoundVariable()
{
OracleDataReader rdr = null;
if (ConnectedDataProvider.GetDbType(con) == DataBaseServer.PostgreSQL)
{
this.Log("not testing PostgreSQL");
return;
}
Exception exp = null;
try
{
BeginCase("Check sql statement that declares a local variable and uses it.");
if (con.State != ConnectionState.Open)
{
con.Open();
}
string sqlTxt = "";
switch (ConnectedDataProvider.GetDbType(cmd.Connection))
{
case DataBaseServer.SQLServer:
sqlTxt = "declare @var int; select @var=1;";
break;
case DataBaseServer.Sybase:
sqlTxt = "declare @var int select @var=1";
break;
case DataBaseServer.Oracle:
sqlTxt = "declare var int;begin var:=1;end;";
break;
case DataBaseServer.DB2:
sqlTxt = "begin atomic declare var integer; set var = 1; end";
break;
case DataBaseServer.PostgreSQL:
// we don't know how the heck to do this in PostgreSQL
sqlTxt = "";
break;
default:
throw new ApplicationException(string.Format("GHT: Unknown DataBaseServer '{0}'", ConnectedDataProvider.GetDbType(cmd.Connection)));
}
cmd.CommandText = sqlTxt;
rdr = cmd.ExecuteReader();
Compare(rdr.Read(), false);
}
catch(Exception ex){exp = ex;}
finally
{
if (rdr != null) rdr.Close();
EndCase(exp);
exp = null;
}
}
}
}