88 lines
2.6 KiB
Go
88 lines
2.6 KiB
Go
// Copyright (C) 2019 Storj Labs, Inc.
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// See LICENSE for copying information
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package piecestore_test
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import (
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"io"
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"math/rand"
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"testing"
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"time"
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"github.com/stretchr/testify/assert"
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"github.com/stretchr/testify/require"
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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/testplanet"
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"storj.io/storj/storagenode/bandwidth"
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"storj.io/storj/uplink/piecestore"
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)
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func TestUploadAndPartialDownload(t *testing.T) {
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ctx := testcontext.New(t)
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defer ctx.Cleanup()
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planet, err := testplanet.New(t, 1, 6, 1)
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require.NoError(t, err)
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defer ctx.Check(planet.Shutdown)
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planet.Start(ctx)
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expectedData := make([]byte, 100*memory.KiB)
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_, err = rand.Read(expectedData)
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require.NoError(t, err)
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err = planet.Uplinks[0].Upload(ctx, planet.Satellites[0], "test/bucket", "test/path", expectedData)
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assert.NoError(t, err)
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var totalDownload int64
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for _, tt := range []struct {
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offset, size int64
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}{
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{0, 1510},
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{1513, 1584},
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{13581, 4783},
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} {
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if piecestore.DefaultConfig.InitialStep < tt.size {
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t.Fatal("test expects initial step to be larger than size to download")
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}
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totalDownload += piecestore.DefaultConfig.InitialStep
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download, err := planet.Uplinks[0].DownloadStream(ctx, planet.Satellites[0], "test/bucket", "test/path")
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require.NoError(t, err)
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pos, err := download.Seek(tt.offset, io.SeekStart)
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require.NoError(t, err)
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assert.Equal(t, pos, tt.offset)
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data := make([]byte, tt.size)
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n, err := io.ReadFull(download, data)
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require.NoError(t, err)
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assert.Equal(t, int(tt.size), n)
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assert.Equal(t, expectedData[tt.offset:tt.offset+tt.size], data)
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require.NoError(t, download.Close())
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}
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var totalBandwidthUsage bandwidth.Usage
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for _, storagenode := range planet.StorageNodes {
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usage, err := storagenode.DB.Bandwidth().Summary(ctx, time.Now().Add(-10*time.Hour), time.Now().Add(10*time.Hour))
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require.NoError(t, err)
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totalBandwidthUsage.Add(usage)
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}
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err = planet.Uplinks[0].Delete(ctx, planet.Satellites[0], "test/bucket", "test/path")
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require.NoError(t, err)
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_, err = planet.Uplinks[0].Download(ctx, planet.Satellites[0], "test/bucket", "test/path")
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require.Error(t, err)
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// check rough limits for the upload and download
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totalUpload := int64(len(expectedData))
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t.Log(totalUpload, totalBandwidthUsage.Put, int64(len(planet.StorageNodes))*totalUpload)
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assert.True(t, totalUpload < totalBandwidthUsage.Put && totalBandwidthUsage.Put < int64(len(planet.StorageNodes))*totalUpload)
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t.Log(totalDownload, totalBandwidthUsage.Get, int64(len(planet.StorageNodes))*totalDownload)
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assert.True(t, totalBandwidthUsage.Get < int64(len(planet.StorageNodes))*totalDownload)
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}
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