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: 655_test.go
    path of file: ./repos/clickhouse-go/tests/issues
    
    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 2.0 (the "License"); you may
// not use this file except in compliance with the 
    
func Test655(t *testing.T) {
	var (
		conn, err = clickhouse_tests.GetConnection("issues", clickhouse.Settings{
			"max_execution_time": 60,
		}, nil, &clickhouse.Compression{
			Method: clickhouse.CompressionLZ4,
		})
		ctx = context.Background()
	)

	require.NoError(t, err)
	conn.Exec(ctx, "DROP TABLE test_enum")
	const ddl = `CREATE TABLE test_enum (
				Col1 Enum8 ('Click'=5, 'House'=25)
			) Engine Memory`
	require.NoError(t, conn.Exec(ctx, ddl))

	defer func() {
		conn.Exec(ctx, "DROP TABLE test_enum")
	}()
	batch, err := conn.PrepareBatch(ctx, "INSERT INTO test_enum")
	require.NoError(t, err)
	type request struct {
		Col1 string
	}
	require.Error(t, batch.AppendStruct(&request{Col1: "house"}), "clickhouse [AppendRow]: (Col1 Enum8('Click' = 5, 'House' = 25)) unknown element \"house\"")
	assert.ErrorContains(t, batch.Send(), "clickhouse: batch is invalid. check appended data is correct")
}