You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
84 lines
1.9 KiB
84 lines
1.9 KiB
/*
|
|
* Minio Cloud Storage, (C) 2018 Minio, Inc.
|
|
*
|
|
* Licensed under the Apache License, Version 2.0 (the "License");
|
|
* you may not use this file except in compliance with the License.
|
|
* You may obtain a copy of the License at
|
|
*
|
|
* http://www.apache.org/licenses/LICENSE-2.0
|
|
*
|
|
* Unless required by applicable law or agreed to in writing, software
|
|
* distributed under the License is distributed on an "AS IS" BASIS,
|
|
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
* See the License for the specific language governing permissions and
|
|
* limitations under the License.
|
|
*/
|
|
|
|
package cmd
|
|
|
|
import (
|
|
"io"
|
|
"io/ioutil"
|
|
"log"
|
|
"os"
|
|
"testing"
|
|
)
|
|
|
|
func testBitrotReaderWriterAlgo(t *testing.T, bitrotAlgo BitrotAlgorithm) {
|
|
tmpDir, err := ioutil.TempDir("", "")
|
|
if err != nil {
|
|
log.Fatal(err)
|
|
}
|
|
defer os.RemoveAll(tmpDir)
|
|
|
|
volume := "testvol"
|
|
filePath := "testfile"
|
|
|
|
disk, err := newPosix(tmpDir)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
disk.MakeVol(volume)
|
|
|
|
writer := newBitrotWriter(disk, volume, filePath, 35, bitrotAlgo, 10)
|
|
|
|
_, err = writer.Write([]byte("aaaaaaaaaa"))
|
|
if err != nil {
|
|
log.Fatal(err)
|
|
}
|
|
_, err = writer.Write([]byte("aaaaaaaaaa"))
|
|
if err != nil {
|
|
log.Fatal(err)
|
|
}
|
|
_, err = writer.Write([]byte("aaaaaaaaaa"))
|
|
if err != nil {
|
|
log.Fatal(err)
|
|
}
|
|
_, err = writer.Write([]byte("aaaaa"))
|
|
if err != nil {
|
|
log.Fatal(err)
|
|
}
|
|
writer.(io.Closer).Close()
|
|
|
|
reader := newBitrotReader(disk, volume, filePath, 35, bitrotAlgo, bitrotWriterSum(writer), 10)
|
|
b := make([]byte, 10)
|
|
if _, err = reader.ReadAt(b, 0); err != nil {
|
|
log.Fatal(err)
|
|
}
|
|
if _, err = reader.ReadAt(b, 10); err != nil {
|
|
log.Fatal(err)
|
|
}
|
|
if _, err = reader.ReadAt(b, 20); err != nil {
|
|
log.Fatal(err)
|
|
}
|
|
if _, err = reader.ReadAt(b[:5], 30); err != nil {
|
|
log.Fatal(err)
|
|
}
|
|
}
|
|
|
|
func TestAllBitrotAlgorithms(t *testing.T) {
|
|
for bitrotAlgo := range bitrotAlgorithms {
|
|
testBitrotReaderWriterAlgo(t, bitrotAlgo)
|
|
}
|
|
}
|
|
|