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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.
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//
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// This file is part of MinIO Object Storage stack
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Affero General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Affero General Public License for more details.
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//
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// You should have received a copy of the GNU Affero General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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package cmd
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import (
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"context"
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"io"
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"io/ioutil"
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"os"
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"testing"
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)
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func testBitrotReaderWriterAlgo(t *testing.T, bitrotAlgo BitrotAlgorithm) {
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tmpDir, err := ioutil.TempDir("", "")
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if err != nil {
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t.Fatal(err)
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}
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defer os.RemoveAll(tmpDir)
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volume := "testvol"
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filePath := "testfile"
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disk, err := newLocalXLStorage(tmpDir)
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if err != nil {
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t.Fatal(err)
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}
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disk.MakeVol(context.Background(), volume)
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writer := newBitrotWriter(disk, volume, filePath, 35, bitrotAlgo, 10)
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_, err = writer.Write([]byte("aaaaaaaaaa"))
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if err != nil {
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t.Fatal(err)
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}
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_, err = writer.Write([]byte("aaaaaaaaaa"))
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if err != nil {
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t.Fatal(err)
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}
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_, err = writer.Write([]byte("aaaaaaaaaa"))
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if err != nil {
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t.Fatal(err)
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}
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_, err = writer.Write([]byte("aaaaa"))
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if err != nil {
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t.Fatal(err)
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}
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writer.(io.Closer).Close()
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reader := newBitrotReader(disk, nil, volume, filePath, 35, bitrotAlgo, bitrotWriterSum(writer), 10)
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b := make([]byte, 10)
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if _, err = reader.ReadAt(b, 0); err != nil {
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t.Fatal(err)
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}
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if _, err = reader.ReadAt(b, 10); err != nil {
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t.Fatal(err)
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}
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if _, err = reader.ReadAt(b, 20); err != nil {
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t.Fatal(err)
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}
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if _, err = reader.ReadAt(b[:5], 30); err != nil {
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t.Fatal(err)
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}
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}
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func TestAllBitrotAlgorithms(t *testing.T) {
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for bitrotAlgo := range bitrotAlgorithms {
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testBitrotReaderWriterAlgo(t, bitrotAlgo)
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}
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}
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