public void Works_On_Decorated_Commands(IDbCommand command, IOracleParameterRetretreiver retreiver)
        {
            var parameters = new TestableOracleDynamicParameters();

            parameters.Add("Foo", dbType: OracleMappingType.RefCursor, direction: ParameterDirection.ReturnValue);
            parameters.AddParam(command);
            var oracleParam = retreiver.GetParameter(command.Parameters[0]);

            oracleParam.OracleDbType.Should().Be("RefCursor");
            oracleParam.Direction.Should().Be(ParameterDirection.ReturnValue);
        }