public void SetUp()
        {
            _dataTable = DataSourceBuilder.BuildSchemaTable(
                new SchemaMappingColumn("StringProp", typeof(string), true),
                new SchemaMappingColumn("IntProp", typeof(int), false),
                new SchemaMappingColumn("DateTimeProp", typeof(DateTime), false)
                );

            _mapping = new SchemaMapping();
            _mapping.Load(_dataTable);
        }
        public void BuildSchemaTable()
        {
            var table = DataSourceBuilder.BuildSchemaTable(TestColumns);

            AssertSchemaTable(table, TestColumns);
        }