You are an expert in writing code in many different languages. Your goal is to perform code completion for the following code, keeping in mind the rest of the code and the file meta data.
    Metadata details:
    filename: bool_test.go
    path of file: ./repos/clickhouse-go/tests
    
    the code of the file until where you have to start completion: // Licensed to ClickHouse, Inc. under one or more contributor
// license agreements. See the NOTICE file distributed with
// this work for additional information regarding copyright
// ownership. ClickHouse, Inc. licenses this file to you under
// the Apache License, Version 2.
    
func TestCustomBool(t *testing.T) {
	conn, err := GetNativeConnection(nil, nil, &clickhouse.Compression{
		Method: clickhouse.CompressionLZ4,
	})
	ctx := context.Background()
	const ddl = `
		CREATE TABLE bool_custom (
			  Col1 Bool
		) Engine MergeTree() ORDER BY tuple()
		`
	conn.Exec(ctx, "DROP TABLE bool_custom")
	require.NoError(t, conn.Exec(ctx, ddl))
	require.NoError(t, err)
	batch, err := conn.PrepareBatch(ctx, "INSERT INTO bool_custom")
	require.NoError(t, err)
	require.NoError(t, batch.Append(true))
	require.NoError(t, batch.Send())
	row := conn.QueryRow(ctx, "SELECT * FROM bool_custom")
	var col1 CustomBool
	require.NoError(t, row.Scan(&col1))
	require.Equal(t, true, bool(col1))
}