mirror of
https://github.com/minio/minio.git
synced 2024-12-25 14:45:54 -05:00
cde6469b88
However, this slice is also used for closing the writers, so close is never called on these. Furthermore when an error is returned from a write it is now reported to the reader. bonus: remove unused heal param from `newBitrotWriter`. * Remove copy, now that we don't mutate.
86 lines
2.1 KiB
Go
86 lines
2.1 KiB
Go
// Copyright (c) 2015-2021 MinIO, Inc.
|
|
//
|
|
// This file is part of MinIO Object Storage stack
|
|
//
|
|
// This program is free software: you can redistribute it and/or modify
|
|
// it under the terms of the GNU Affero General Public License as published by
|
|
// the Free Software Foundation, either version 3 of the License, or
|
|
// (at your option) any later version.
|
|
//
|
|
// This program is distributed in the hope that it will be useful
|
|
// but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
// GNU Affero General Public License for more details.
|
|
//
|
|
// You should have received a copy of the GNU Affero General Public License
|
|
// along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
|
|
package cmd
|
|
|
|
import (
|
|
"context"
|
|
"io"
|
|
"io/ioutil"
|
|
"os"
|
|
"testing"
|
|
)
|
|
|
|
func testBitrotReaderWriterAlgo(t *testing.T, bitrotAlgo BitrotAlgorithm) {
|
|
tmpDir, err := ioutil.TempDir("", "")
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
defer os.RemoveAll(tmpDir)
|
|
|
|
volume := "testvol"
|
|
filePath := "testfile"
|
|
|
|
disk, err := newLocalXLStorage(tmpDir)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
disk.MakeVol(context.Background(), volume)
|
|
|
|
writer := newBitrotWriter(disk, volume, filePath, 35, bitrotAlgo, 10)
|
|
|
|
_, err = writer.Write([]byte("aaaaaaaaaa"))
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
_, err = writer.Write([]byte("aaaaaaaaaa"))
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
_, err = writer.Write([]byte("aaaaaaaaaa"))
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
_, err = writer.Write([]byte("aaaaa"))
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
writer.(io.Closer).Close()
|
|
|
|
reader := newBitrotReader(disk, nil, volume, filePath, 35, bitrotAlgo, bitrotWriterSum(writer), 10)
|
|
b := make([]byte, 10)
|
|
if _, err = reader.ReadAt(b, 0); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
if _, err = reader.ReadAt(b, 10); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
if _, err = reader.ReadAt(b, 20); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
if _, err = reader.ReadAt(b[:5], 30); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
}
|
|
|
|
func TestAllBitrotAlgorithms(t *testing.T) {
|
|
for bitrotAlgo := range bitrotAlgorithms {
|
|
testBitrotReaderWriterAlgo(t, bitrotAlgo)
|
|
}
|
|
}
|