/// <summary>
/// Test CUBRIDTransaction class
/// </summary>
private static void Test_Transaction()
{
using (CUBRIDConnection conn = new CUBRIDConnection())
{
conn.ConnectionString = TestCases.connString;
conn.Open();
TestCases.ExecuteSQL("drop table if exists t", conn);
conn.BeginTransaction();
string sql = "create table t(idx integer)";
using (CUBRIDCommand command = new CUBRIDCommand(sql, conn))
{
command.ExecuteNonQuery();
}
int tablesCount = GetTablesCount("t", conn);
Debug.Assert(tablesCount == 1);
conn.Rollback();
//Verify the table does not exist
tablesCount = GetTablesCount("t", conn);
Debug.Assert(tablesCount == 0);
conn.BeginTransaction();
sql = "create table t(idx integer)";
using (CUBRIDCommand command = new CUBRIDCommand(sql, conn))
{
command.ExecuteNonQuery();
}
tablesCount = GetTablesCount("t", conn);
Debug.Assert(tablesCount == 1);
conn.Commit();
tablesCount = GetTablesCount("t", conn);
Debug.Assert(tablesCount == 1);
conn.BeginTransaction();
TestCases.ExecuteSQL("drop table t", conn);
conn.Commit();
tablesCount = GetTablesCount("t", conn);
Debug.Assert(tablesCount == 0);
}
}
public void Transaction_Test()
{
using (CUBRIDConnection conn = new CUBRIDConnection())
{
conn.ConnectionString = DBHelper.connString;
conn.Open();
DBHelper.ExecuteSQL("drop table if exists t", conn);
LogTestStep("Begin a transaction, then rollback");
conn.BeginTransaction();
DBHelper.ExecuteSQL("create table t(idx integer)", conn);
int tablesCount = DBHelper.GetTablesCount("t", conn);
Assert.AreEqual(1, tablesCount);
conn.Rollback();
//Verify the table does not exist
tablesCount = DBHelper.GetTablesCount("t", conn);
Assert.AreEqual(0, tablesCount);
LogStepPass();
LogTestStep("Begin a transaction, then commit, then rollback");
conn.BeginTransaction();
DBHelper.ExecuteSQL("create table t(idx integer)", conn);
tablesCount = DBHelper.GetTablesCount("t", conn);
Assert.AreEqual(1, tablesCount);
conn.Commit();
tablesCount = DBHelper.GetTablesCount("t", conn);
Assert.AreEqual(1, tablesCount);
conn.Rollback();
tablesCount = DBHelper.GetTablesCount("t", conn);
Assert.AreEqual(1, tablesCount);
LogStepPass();
Console.WriteLine();
//revert the test db
DBHelper.ExecuteSQL("drop table t", conn);
conn.Commit();
LogTestResult();
}
}
public static void Test_BeginDbTransaction()
{
try
{
conn.SetConnectionTimeout(30);
}
catch (Exception e)
{
Debug.Assert(e.ToString() == "Not allowed to change the 'ConnectionTimeout'");
}
using (CUBRIDConnection conn = new CUBRIDConnection())
{
conn.ConnectionString = TestCases.connString;
conn.Open();
string source = conn.DataSource;
TestCases.ExecuteSQL("drop table if exists t", conn);
conn.BeginTransaction();
string sql = "create table t(idx integer)";
using (CUBRIDCommand command = new CUBRIDCommand(sql, conn))
{
command.ExecuteNonQuery();
}
int tablesCount = GetTablesCount("t", conn);
Debug.Assert(tablesCount == 1);
conn.Rollback();
//Verify the table does not exist
tablesCount = GetTablesCount("t", conn);
Debug.Assert(tablesCount == 0);
conn.BeginTransaction();
sql = "create table t(idx integer)";
using (CUBRIDCommand command = new CUBRIDCommand(sql, conn))
{
command.ExecuteNonQuery();
}
tablesCount = GetTablesCount("t", conn);
Debug.Assert(tablesCount == 1);
conn.Commit();
tablesCount = GetTablesCount("t", conn);
Debug.Assert(tablesCount == 1);
conn.BeginTransaction();
TestCases.ExecuteSQL("drop table t", conn);
conn.Commit();
tablesCount = GetTablesCount("t", conn);
Debug.Assert(tablesCount == 0);
//IsolationLevel.Chaos
try
{
conn.BeginTransaction(IsolationLevel.Chaos);
}
catch (Exception e)
{
Debug.Assert(e.Message == "Not supported in CUBRID!");
}
//IsolationLevel.ReadCommitted
conn.BeginTransaction(IsolationLevel.ReadCommitted);
sql = "create table t(idx integer)";
using (CUBRIDCommand command = new CUBRIDCommand(sql, conn))
{
command.ExecuteNonQuery();
}
tablesCount = GetTablesCount("t", conn);
Debug.Assert(tablesCount == 1);
conn.Commit();
tablesCount = GetTablesCount("t", conn);
Debug.Assert(tablesCount == 1);
conn.BeginTransaction();
TestCases.ExecuteSQL("drop table t", conn);
conn.Commit();
tablesCount = GetTablesCount("t", conn);
Debug.Assert(tablesCount == 0);
//IsolationLevel.RepeatableRead
conn.BeginTransaction(IsolationLevel.RepeatableRead);
sql = "create table t(idx integer)";
using (CUBRIDCommand command = new CUBRIDCommand(sql, conn))
{
command.ExecuteNonQuery();
}
tablesCount = GetTablesCount("t", conn);
Debug.Assert(tablesCount == 1);
conn.Commit();
tablesCount = GetTablesCount("t", conn);
Debug.Assert(tablesCount == 1);
conn.BeginTransaction();
TestCases.ExecuteSQL("drop table t", conn);
conn.Commit();
tablesCount = GetTablesCount("t", conn);
Debug.Assert(tablesCount == 0);
//IsolationLevel.Serializable
conn.BeginTransaction(IsolationLevel.Serializable);
sql = "create table t(idx integer)";
using (CUBRIDCommand command = new CUBRIDCommand(sql, conn))
{
command.ExecuteNonQuery();
}
tablesCount = GetTablesCount("t", conn);
Debug.Assert(tablesCount == 1);
conn.Commit();
tablesCount = GetTablesCount("t", conn);
Debug.Assert(tablesCount == 1);
conn.BeginTransaction();
TestCases.ExecuteSQL("drop table t", conn);
conn.Commit();
tablesCount = GetTablesCount("t", conn);
Debug.Assert(tablesCount == 0);
//IsolationLevel.Snapshot
try
{
conn.BeginTransaction(IsolationLevel.Snapshot);
}
catch (Exception e)
{
Debug.Assert(e.Message == "Not supported in CUBRID!");
}
//IsolationLevel.Snapshot
try
{
conn.BeginTransaction(IsolationLevel.Unspecified);
}
catch (Exception e)
{
Debug.Assert(e.Message == "Unknown isolation level is not supported!");
}
try
{
conn.BeginTransaction(0);
}
catch (Exception e)
{
Debug.Assert(e.Message == "Unknown isolation level is not supported!");
}
}
}