Files
tidb/br/pkg/storage/compress_test.go

44 lines
1.2 KiB
Go

// Copyright 2020 PingCAP, Inc. Licensed under Apache-2.0.
package storage
import (
"context"
"io"
"os"
"path/filepath"
"strings"
"testing"
"github.com/stretchr/testify/require"
)
func TestWithCompressReadWriteFile(t *testing.T) {
dir := t.TempDir()
backend, err := ParseBackend("local://"+filepath.ToSlash(dir), nil)
require.NoError(t, err)
ctx := context.Background()
storage, err := Create(ctx, backend, true)
require.NoError(t, err)
storage = WithCompression(storage, Gzip)
name := "with compress test"
content := "hello,world!"
fileName := strings.ReplaceAll(name, " ", "-") + ".txt.gz"
err = storage.WriteFile(ctx, fileName, []byte(content))
require.NoError(t, err)
// make sure compressed file is written correctly
file, err := os.Open(filepath.Join(dir, fileName))
require.NoError(t, err)
uncompressedFile, err := newCompressReader(Gzip, file)
require.NoError(t, err)
newContent, err := io.ReadAll(uncompressedFile)
require.NoError(t, err)
require.Equal(t, content, string(newContent))
// test withCompression ReadFile
newContent, err = storage.ReadFile(ctx, fileName)
require.NoError(t, err)
require.Equal(t, content, string(newContent))
}