86 lines
1.8 KiB
Go
86 lines
1.8 KiB
Go
// Copyright (C) 2019 Storj Labs, Inc.
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// See LICENSE for copying information.
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package pieces_test
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import (
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"io"
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"testing"
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"github.com/stretchr/testify/require"
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"go.uber.org/zap"
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"storj.io/storj/internal/memory"
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"storj.io/storj/internal/testcontext"
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"storj.io/storj/internal/testrand"
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"storj.io/storj/pkg/storj"
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"storj.io/storj/storage/filestore"
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"storj.io/storj/storagenode/pieces"
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)
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func BenchmarkReadWrite(b *testing.B) {
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ctx := testcontext.New(b)
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defer ctx.Cleanup()
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dir, err := filestore.NewDir(ctx.Dir("pieces"))
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require.NoError(b, err)
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blobs := filestore.New(dir)
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defer ctx.Check(blobs.Close)
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store := pieces.NewStore(zap.NewNop(), blobs)
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// setup test parameters
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const blockSize = int(256 * memory.KiB)
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satelliteID := testrand.NodeID()
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source := testrand.Bytes(30 * memory.MB)
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b.Run("Write", func(b *testing.B) {
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for i := 0; i < b.N; i++ {
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pieceID := testrand.PieceID()
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writer, err := store.Writer(ctx, satelliteID, pieceID)
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require.NoError(b, err)
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data := source
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for len(data) > 0 {
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n := blockSize
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if n > len(data) {
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n = len(data)
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}
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_, err = writer.Write(data[:n])
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require.NoError(b, err)
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data = data[n:]
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}
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require.NoError(b, writer.Commit(ctx))
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}
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})
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testPieceID := storj.PieceID{1}
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{ // write a test piece
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writer, err := store.Writer(ctx, satelliteID, testPieceID)
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require.NoError(b, err)
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_, err = writer.Write(source)
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require.NoError(b, err)
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require.NoError(b, writer.Commit(ctx))
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}
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b.Run("Read", func(b *testing.B) {
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for i := 0; i < b.N; i++ {
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reader, err := store.Reader(ctx, satelliteID, testPieceID)
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require.NoError(b, err)
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data := make([]byte, blockSize)
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for {
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_, err := reader.Read(data)
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if err != nil {
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if err == io.EOF {
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break
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}
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require.NoError(b, err)
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}
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}
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require.NoError(b, reader.Close())
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}
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})
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}
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