/// <summary>
/// Test CUBRIDCommand column properties
/// </summary>
private static void Test_Command_ColumnProperties()
{
using (CUBRIDConnection conn = new CUBRIDConnection())
{
conn.ConnectionString = TestCases.connString;
conn.Open();
String sql = "select * from nation";
CUBRIDCommand cmd = new CUBRIDCommand(sql, conn);
CUBRIDCommand cmd2 = cmd.Clone();
try
{
cmd.Cancel();
}
catch (Exception e)
{
string r = "System.NotSupportedException: Specified method is not supported";
Debug.Assert(e.Message.Substring(0,r.Length) == r);
}
Debug.Assert(cmd.CommandType == cmd2.CommandType);
CUBRIDDataAdapter da = new CUBRIDDataAdapter();
da.SelectCommand = cmd;
DataTable dt = new DataTable("");
da.FillSchema(dt, SchemaType.Source);//To retrieve all the column properties you have to use the FillSchema() method
Debug.Assert(cmd.ColumnInfos[0].Name == "code");
Debug.Assert(cmd.ColumnInfos[0].IsPrimaryKey == true);
Debug.Assert(cmd.ColumnInfos[0].IsForeignKey == false);
Debug.Assert(cmd.ColumnInfos[0].IsNullable == false);
Debug.Assert(cmd.ColumnInfos[0].RealName == "");
Debug.Assert(cmd.ColumnInfos[0].Precision == 3);
Debug.Assert(cmd.ColumnInfos[0].Scale == 0);
Debug.Assert(cmd.ColumnInfos[0].IsAutoIncrement == false);
Debug.Assert(cmd.ColumnInfos[0].IsReverseIndex == false);
Debug.Assert(cmd.ColumnInfos[0].IsReverseUnique == false);
Debug.Assert(cmd.ColumnInfos[0].IsShared == false);
Debug.Assert(cmd.ColumnInfos[0].Type == CUBRIDDataType.CCI_U_TYPE_CHAR);
Debug.Assert(cmd.ColumnInfos[0].Table == "nation");
}
}
public void CUBRIDCommand_Clone_Test()
{
using (CUBRIDConnection conn = new CUBRIDConnection(DBHelper.connString))
{
conn.Open();
DBHelper.ExecuteSQL("drop table if exists t", conn);
DBHelper.ExecuteSQL("create table t (id int primary key, name varchar(50))", conn);
DBHelper.ExecuteSQL("insert into t (id, name) values (2, 'Rachel Green')", conn);
DBHelper.ExecuteSQL("insert into t (id, name) values (3, 'Rachel Green')", conn);
DBHelper.ExecuteSQL("insert into t (id, name) values (5, 'Bill Gates')", conn);
LogTestStep("Clone a CUBRIDCommand which has parameters");
CUBRIDCommand cmd = new CUBRIDCommand(null, conn);
cmd.CommandText = "select * from t where id = ?myId and name = ?myName";
CUBRIDParameter idParam = new CUBRIDParameter("?myId", CUBRIDDataType.CCI_U_TYPE_INT, 8);
CUBRIDParameter nameParam = new CUBRIDParameter("?myName", CUBRIDDataType.CCI_U_TYPE_STRING, 20);
idParam.Value = 2;
nameParam.Value = "Rachel Green";
cmd.Parameters.Add(idParam);
cmd.Parameters.Add(nameParam);
CUBRIDCommand cmdClone = cmd.Clone();
CUBRIDDataAdapter adapter = new CUBRIDDataAdapter();
adapter.SelectCommand = cmdClone;
Log("Verify the cloned command");
DataTable dt = new DataTable("");
adapter.Fill(dt);
Assert.AreEqual(1, dt.Rows.Count);
Assert.AreEqual(2, (int)dt.Rows[0][0]);
Assert.AreEqual("Rachel Green", dt.Rows[0][1].ToString());
adapter.FillSchema(dt, SchemaType.Source);//To retrieve all the column properties you have to use the FillSchema() method
Assert.AreEqual(cmdClone.ColumnInfos[0].Name, "id");
Assert.AreEqual(cmdClone.ColumnInfos[0].IsPrimaryKey, true);
Assert.AreEqual(cmdClone.ColumnInfos[0].IsForeignKey, false);
Assert.AreEqual(cmdClone.ColumnInfos[0].IsNullable, false);
Assert.AreEqual(cmdClone.ColumnInfos[0].RealName, "t");
Assert.AreEqual(cmdClone.ColumnInfos[0].Precision, 10);
Assert.AreEqual(cmdClone.ColumnInfos[0].Scale, 0);
Assert.AreEqual(cmdClone.ColumnInfos[0].IsAutoIncrement, false);
Assert.AreEqual(cmdClone.ColumnInfos[0].IsReverseIndex, false);
Assert.AreEqual(cmdClone.ColumnInfos[0].IsReverseUnique, false);
Assert.AreEqual(cmdClone.ColumnInfos[0].IsShared, false);
Assert.AreEqual(cmdClone.ColumnInfos[0].Type, CUBRIDDataType.CCI_U_TYPE_INT);
Assert.AreEqual(cmdClone.ColumnInfos[0].Table, "t");
LogStepPass();
adapter.Dispose();
cmd.Close();
Log("delete test db");
//DBHelper.ExecuteSQL("drop table if exists t", conn);
}
LogTestResult();
}
