storage/sqlite/sqlite-storage_test.go

   1 package sqliteStorage
   2
   3 import (
   4         "bytes"
   5         "errors"
   6         "fmt"
   7         "io"
   8         "io/ioutil"
   9         "path/filepath"
  10         "sync"
  11         "testing"
  12         "time"
  13
  14         _ "github.com/anacrolix/envpprof"
  15         "github.com/anacrolix/torrent/storage"
  16         test_storage "github.com/anacrolix/torrent/storage/test"
  17         "github.com/dustin/go-humanize"
  18         qt "github.com/frankban/quicktest"
  19         "github.com/stretchr/testify/assert"
  20         "github.com/stretchr/testify/require"
  21 )
  22
  23 func newConnsAndProv(t *testing.T, opts NewPoolOpts) (ConnPool, *provider) {
  24         opts.Path = filepath.Join(t.TempDir(), "sqlite3.db")
  25         pool, err := NewPool(opts)
  26         qt.Assert(t, err, qt.IsNil)
  27         // sqlitex.Pool.Close doesn't like being called more than once. Let it slide for now.
  28         //t.Cleanup(func() { pool.Close() })
  29         qt.Assert(t, initPoolDatabase(pool, InitDbOpts{}), qt.IsNil)
  30         prov, err := NewProvider(pool, ProviderOpts{BatchWrites: pool.NumConns() > 1})
  31         require.NoError(t, err)
  32         t.Cleanup(func() { prov.Close() })
  33         return pool, prov
  34 }
  35
  36 func TestTextBlobSize(t *testing.T) {
  37         _, prov := newConnsAndProv(t, NewPoolOpts{})
  38         a, _ := prov.NewInstance("a")
  39         err := a.Put(bytes.NewBufferString("\x00hello"))
  40         qt.Assert(t, err, qt.IsNil)
  41         fi, err := a.Stat()
  42         qt.Assert(t, err, qt.IsNil)
  43         assert.EqualValues(t, 6, fi.Size())
  44 }
  45
  46 func TestSimultaneousIncrementalBlob(t *testing.T) {
  47         _, p := newConnsAndProv(t, NewPoolOpts{
  48                 NumConns: 3,
  49         })
  50         a, err := p.NewInstance("a")
  51         require.NoError(t, err)
  52         const contents = "hello, world"
  53         require.NoError(t, a.Put(bytes.NewReader([]byte("hello, world"))))
  54         rc1, err := a.Get()
  55         require.NoError(t, err)
  56         rc2, err := a.Get()
  57         require.NoError(t, err)
  58         var b1, b2 []byte
  59         var e1, e2 error
  60         var wg sync.WaitGroup
  61         doRead := func(b *[]byte, e *error, rc io.ReadCloser, n int) {
  62                 defer wg.Done()
  63                 defer rc.Close()
  64                 *b, *e = ioutil.ReadAll(rc)
  65                 require.NoError(t, *e, n)
  66                 assert.EqualValues(t, contents, *b)
  67         }
  68         wg.Add(2)
  69         go doRead(&b2, &e2, rc2, 2)
  70         go doRead(&b1, &e1, rc1, 1)
  71         wg.Wait()
  72 }
  73
  74 func BenchmarkMarkComplete(b *testing.B) {
  75         const pieceSize = test_storage.DefaultPieceSize
  76         const noTriggers = false
  77         var capacity int64 = test_storage.DefaultNumPieces * pieceSize / 2
  78         if noTriggers {
  79                 // Since we won't push out old pieces, we have to mark them incomplete manually.
  80                 capacity = 0
  81         }
  82         runBench := func(b *testing.B, ci storage.ClientImpl) {
  83                 test_storage.BenchmarkPieceMarkComplete(b, ci, pieceSize, test_storage.DefaultNumPieces, capacity)
  84         }
  85         c := qt.New(b)
  86         b.Run("CustomDirect", func(b *testing.B) {
  87                 var opts NewDirectStorageOpts
  88                 opts.Capacity = capacity
  89                 opts.BlobFlushInterval = time.Second
  90                 opts.CacheBlobs = true
  91                 opts.SetJournalMode = "off"
  92                 benchOpts := func(b *testing.B) {
  93                         opts.Path = filepath.Join(b.TempDir(), "storage.db")
  94                         ci, err := NewDirectStorage(opts)
  95                         c.Assert(err, qt.IsNil)
  96                         defer ci.Close()
  97                         runBench(b, ci)
  98                 }
  99                 b.Run("Control", benchOpts)
 100                 opts.PageSize = 1 << 16
 101                 b.Run("64KiB_PageSize", benchOpts)
 102         })
 103         for _, memory := range []bool{false, true} {
 104                 b.Run(fmt.Sprintf("Memory=%v", memory), func(b *testing.B) {
 105                         b.Run("Direct", func(b *testing.B) {
 106                                 var opts NewDirectStorageOpts
 107                                 opts.Memory = memory
 108                                 opts.Capacity = capacity
 109                                 opts.CacheBlobs = true
 110                                 //opts.GcBlobs = true
 111                                 opts.BlobFlushInterval = time.Second
 112                                 opts.NoTriggers = noTriggers
 113                                 directBench := func(b *testing.B) {
 114                                         opts.Path = filepath.Join(b.TempDir(), "storage.db")
 115                                         ci, err := NewDirectStorage(opts)
 116                                         var ujm UnexpectedJournalMode
 117                                         if errors.As(err, &ujm) {
 118                                                 b.Skipf("setting journal mode %q: %v", opts.SetJournalMode, err)
 119                                         }
 120                                         c.Assert(err, qt.IsNil)
 121                                         defer ci.Close()
 122                                         runBench(b, ci)
 123                                 }
 124                                 for _, journalMode := range []string{"", "wal", "off", "truncate", "delete", "persist", "memory"} {
 125                                         opts.SetJournalMode = journalMode
 126                                         b.Run("JournalMode="+journalMode, func(b *testing.B) {
 127                                                 for _, mmapSize := range []int64{-1, 0, 1 << 23, 1 << 24, 1 << 25} {
 128                                                         if memory && mmapSize >= 0 {
 129                                                                 continue
 130                                                         }
 131                                                         b.Run(fmt.Sprintf("MmapSize=%s", func() string {
 132                                                                 if mmapSize < 0 {
 133                                                                         return "default"
 134                                                                 } else {
 135                                                                         return humanize.IBytes(uint64(mmapSize))
 136                                                                 }
 137                                                         }()), func(b *testing.B) {
 138                                                                 opts.MmapSize = mmapSize
 139                                                                 opts.MmapSizeOk = true
 140                                                                 directBench(b)
 141                                                         })
 142                                                 }
 143                                         })
 144                                 }
 145                         })
 146                         b.Run("ResourcePieces", func(b *testing.B) {
 147                                 for _, batchWrites := range []bool{false, true} {
 148                                         b.Run(fmt.Sprintf("BatchWrites=%v", batchWrites), func(b *testing.B) {
 149                                                 var opts NewPiecesStorageOpts
 150                                                 opts.Path = filepath.Join(b.TempDir(), "storage.db")
 151                                                 //b.Logf("storage db path: %q", dbPath)
 152                                                 opts.Capacity = capacity
 153                                                 opts.Memory = memory
 154                                                 opts.ProvOpts = func(opts *ProviderOpts) {
 155                                                         opts.BatchWrites = batchWrites
 156                                                 }
 157                                                 ci, err := NewPiecesStorage(opts)
 158                                                 c.Assert(err, qt.IsNil)
 159                                                 defer ci.Close()
 160                                                 runBench(b, ci)
 161                                         })
 162                                 }
 163                         })
 164                 })
 165         }
 166 }