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Update goleveldb

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This commit is contained in:
Jakob Borg 2014-11-24 11:57:31 +01:00
parent 2dad769a00
commit 9a549a853b
24 changed files with 446 additions and 175 deletions
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4
Godeps/Godeps.json generated
View File

@ -1,6 +1,6 @@
{
"ImportPath": "github.com/syncthing/syncthing",
"GoVersion": "go1.3.3",
"GoVersion": "go1.4rc1",
"Packages": [
"./cmd/..."
],
@ -51,7 +51,7 @@
},
{
"ImportPath": "github.com/syndtr/goleveldb/leveldb",
"Rev": "d8d1d2a5cc2d34c950dffa2f554525415d59f737"
"Rev": "97e257099d2ab9578151ba85e2641e2cd14d3ca8"
},
{
"ImportPath": "github.com/syndtr/gosnappy/snappy",

60
Godeps/_workspace/src/github.com/syndtr/goleveldb/leveldb/corrupt_test.go generated vendored
View File

@ -14,6 +14,7 @@ import (
"testing"
"github.com/syndtr/goleveldb/leveldb/cache"
"github.com/syndtr/goleveldb/leveldb/filter"
"github.com/syndtr/goleveldb/leveldb/opt"
"github.com/syndtr/goleveldb/leveldb/storage"
)
@ -96,20 +97,21 @@ func (h *dbCorruptHarness) deleteRand(n, max int, rnd *rand.Rand) {
}
}
func (h *dbCorruptHarness) corrupt(ft storage.FileType, offset, n int) {
func (h *dbCorruptHarness) corrupt(ft storage.FileType, fi, offset, n int) {
p := &h.dbHarness
t := p.t
var file storage.File
ff, _ := p.stor.GetFiles(ft)
for _, f := range ff {
if file == nil || f.Num() > file.Num() {
file = f
sff := files(ff)
sff.sort()
if fi < 0 {
fi = len(sff) - 1
}
if fi >= len(sff) {
t.Fatalf("no such file with type %q with index %d", ft, fi)
}
if file == nil {
t.Fatalf("no such file with type %q", ft)
}
file := sff[fi]
r, err := file.Open()
if err != nil {
@ -225,8 +227,8 @@ func TestCorruptDB_Journal(t *testing.T) {
h.build(100)
h.check(100, 100)
h.closeDB()
h.corrupt(storage.TypeJournal, 19, 1)
h.corrupt(storage.TypeJournal, 32*1024+1000, 1)
h.corrupt(storage.TypeJournal, -1, 19, 1)
h.corrupt(storage.TypeJournal, -1, 32*1024+1000, 1)
h.openDB()
h.check(36, 36)
@ -242,7 +244,7 @@ func TestCorruptDB_Table(t *testing.T) {
h.compactRangeAt(0, "", "")
h.compactRangeAt(1, "", "")
h.closeDB()
h.corrupt(storage.TypeTable, 100, 1)
h.corrupt(storage.TypeTable, -1, 100, 1)
h.openDB()
h.check(99, 99)
@ -256,7 +258,7 @@ func TestCorruptDB_TableIndex(t *testing.T) {
h.build(10000)
h.compactMem()
h.closeDB()
h.corrupt(storage.TypeTable, -2000, 500)
h.corrupt(storage.TypeTable, -1, -2000, 500)
h.openDB()
h.check(5000, 9999)
@ -355,7 +357,7 @@ func TestCorruptDB_CorruptedManifest(t *testing.T) {
h.compactMem()
h.compactRange("", "")
h.closeDB()
h.corrupt(storage.TypeManifest, 0, 1000)
h.corrupt(storage.TypeManifest, -1, 0, 1000)
h.openAssert(false)
h.recover()
@ -370,7 +372,7 @@ func TestCorruptDB_CompactionInputError(t *testing.T) {
h.build(10)
h.compactMem()
h.closeDB()
h.corrupt(storage.TypeTable, 100, 1)
h.corrupt(storage.TypeTable, -1, 100, 1)
h.openDB()
h.check(9, 9)
@ -387,7 +389,7 @@ func TestCorruptDB_UnrelatedKeys(t *testing.T) {
h.build(10)
h.compactMem()
h.closeDB()
h.corrupt(storage.TypeTable, 100, 1)
h.corrupt(storage.TypeTable, -1, 100, 1)
h.openDB()
h.put(string(tkey(1000)), string(tval(1000, ctValSize)))
@ -470,3 +472,31 @@ func TestCorruptDB_MissingTableFiles(t *testing.T) {
h.close()
}
func TestCorruptDB_RecoverTable(t *testing.T) {
h := newDbCorruptHarnessWopt(t, &opt.Options{
WriteBuffer: 112 * opt.KiB,
CompactionTableSize: 90 * opt.KiB,
Filter: filter.NewBloomFilter(10),
})
h.build(1000)
h.compactMem()
h.compactRangeAt(0, "", "")
h.compactRangeAt(1, "", "")
seq := h.db.seq
h.closeDB()
h.corrupt(storage.TypeTable, 0, 1000, 1)
h.corrupt(storage.TypeTable, 3, 10000, 1)
// Corrupted filter shouldn't affect recovery.
h.corrupt(storage.TypeTable, 3, 113888, 10)
h.corrupt(storage.TypeTable, -1, 20000, 1)
h.recover()
if h.db.seq != seq {
t.Errorf("invalid seq, want=%d got=%d", seq, h.db.seq)
}
h.check(985, 985)
h.close()
}

79
Godeps/_workspace/src/github.com/syndtr/goleveldb/leveldb/db.go generated vendored
View File

@ -269,7 +269,7 @@ func recoverTable(s *session, o *opt.Options) error {
tableFiles.sort()
var (
mSeq uint64
maxSeq uint64
recoveredKey, goodKey, corruptedKey, corruptedBlock, droppedTable int
// We will drop corrupted table.
@ -324,7 +324,12 @@ func recoverTable(s *session, o *opt.Options) error {
if err != nil {
return err
}
defer reader.Close()
var closed bool
defer func() {
if !closed {
reader.Close()
}
}()
// Get file size.
size, err := reader.Seek(0, 2)
@ -392,14 +397,15 @@ func recoverTable(s *session, o *opt.Options) error {
if err != nil {
return err
}
closed = true
reader.Close()
if err := file.Replace(tmp); err != nil {
return err
}
size = newSize
}
if tSeq > mSeq {
mSeq = tSeq
if tSeq > maxSeq {
maxSeq = tSeq
}
recoveredKey += tgoodKey
// Add table to level 0.
@ -426,11 +432,11 @@ func recoverTable(s *session, o *opt.Options) error {
}
}
s.logf("table@recovery recovered F·%d N·%d Gk·%d Ck·%d Q·%d", len(tableFiles), recoveredKey, goodKey, corruptedKey, mSeq)
s.logf("table@recovery recovered F·%d N·%d Gk·%d Ck·%d Q·%d", len(tableFiles), recoveredKey, goodKey, corruptedKey, maxSeq)
}
// Set sequence number.
rec.setSeqNum(mSeq + 1)
rec.setSeqNum(maxSeq)
// Create new manifest.
if err := s.create(); err != nil {
@ -625,7 +631,7 @@ func (db *DB) get(key []byte, seq uint64, ro *opt.ReadOptions) (value []byte, er
}
v := db.s.version()
value, cSched, err := v.get(ikey, ro)
value, cSched, err := v.get(ikey, ro, false)
v.release()
if cSched {
// Trigger table compaction.
@ -634,8 +640,51 @@ func (db *DB) get(key []byte, seq uint64, ro *opt.ReadOptions) (value []byte, er
return
}
func (db *DB) has(key []byte, seq uint64, ro *opt.ReadOptions) (ret bool, err error) {
ikey := newIkey(key, seq, ktSeek)
em, fm := db.getMems()
for _, m := range [...]*memDB{em, fm} {
if m == nil {
continue
}
defer m.decref()
mk, _, me := m.mdb.Find(ikey)
if me == nil {
ukey, _, kt, kerr := parseIkey(mk)
if kerr != nil {
// Shouldn't have had happen.
panic(kerr)
}
if db.s.icmp.uCompare(ukey, key) == 0 {
if kt == ktDel {
return false, nil
}
return true, nil
}
} else if me != ErrNotFound {
return false, me
}
}
v := db.s.version()
_, cSched, err := v.get(ikey, ro, true)
v.release()
if cSched {
// Trigger table compaction.
db.compSendTrigger(db.tcompCmdC)
}
if err == nil {
ret = true
} else if err == ErrNotFound {
err = nil
}
return
}
// Get gets the value for the given key. It returns ErrNotFound if the
// DB does not contain the key.
// DB does not contains the key.
//
// The returned slice is its own copy, it is safe to modify the contents
// of the returned slice.
@ -651,6 +700,20 @@ func (db *DB) Get(key []byte, ro *opt.ReadOptions) (value []byte, err error) {
return db.get(key, se.seq, ro)
}
// Has returns true if the DB does contains the given key.
//
// It is safe to modify the contents of the argument after Get returns.
func (db *DB) Has(key []byte, ro *opt.ReadOptions) (ret bool, err error) {
err = db.ok()
if err != nil {
return
}
se := db.acquireSnapshot()
defer db.releaseSnapshot(se)
return db.has(key, se.seq, ro)
}
// NewIterator returns an iterator for the latest snapshot of the
// uderlying DB.
// The returned iterator is not goroutine-safe, but it is safe to use

19
Godeps/_workspace/src/github.com/syndtr/goleveldb/leveldb/db_snapshot.go generated vendored
View File

@ -90,7 +90,7 @@ func (db *DB) newSnapshot() *Snapshot {
}
// Get gets the value for the given key. It returns ErrNotFound if
// the DB does not contain the key.
// the DB does not contains the key.
//
// The caller should not modify the contents of the returned slice, but
// it is safe to modify the contents of the argument after Get returns.
@ -108,6 +108,23 @@ func (snap *Snapshot) Get(key []byte, ro *opt.ReadOptions) (value []byte, err er
return snap.db.get(key, snap.elem.seq, ro)
}
// Has returns true if the DB does contains the given key.
//
// It is safe to modify the contents of the argument after Get returns.
func (snap *Snapshot) Has(key []byte, ro *opt.ReadOptions) (ret bool, err error) {
err = snap.db.ok()
if err != nil {
return
}
snap.mu.RLock()
defer snap.mu.RUnlock()
if snap.released {
err = ErrSnapshotReleased
return
}
return snap.db.has(key, snap.elem.seq, ro)
}
// NewIterator returns an iterator for the snapshot of the uderlying DB.
// The returned iterator is not goroutine-safe, but it is safe to use
// multiple iterators concurrently, with each in a dedicated goroutine.

123
Godeps/_workspace/src/github.com/syndtr/goleveldb/leveldb/db_test.go generated vendored
View File

@ -530,7 +530,7 @@ func Test_FieldsAligned(t *testing.T) {
testAligned(t, "session.stSeqNum", unsafe.Offsetof(p2.stSeqNum))
}
func TestDb_Locking(t *testing.T) {
func TestDB_Locking(t *testing.T) {
h := newDbHarness(t)
defer h.stor.Close()
h.openAssert(false)
@ -538,7 +538,7 @@ func TestDb_Locking(t *testing.T) {
h.openAssert(true)
}
func TestDb_Empty(t *testing.T) {
func TestDB_Empty(t *testing.T) {
trun(t, func(h *dbHarness) {
h.get("foo", false)
@ -547,7 +547,7 @@ func TestDb_Empty(t *testing.T) {
})
}
func TestDb_ReadWrite(t *testing.T) {
func TestDB_ReadWrite(t *testing.T) {
trun(t, func(h *dbHarness) {
h.put("foo", "v1")
h.getVal("foo", "v1")
@ -562,7 +562,7 @@ func TestDb_ReadWrite(t *testing.T) {
})
}
func TestDb_PutDeleteGet(t *testing.T) {
func TestDB_PutDeleteGet(t *testing.T) {
trun(t, func(h *dbHarness) {
h.put("foo", "v1")
h.getVal("foo", "v1")
@ -576,7 +576,7 @@ func TestDb_PutDeleteGet(t *testing.T) {
})
}
func TestDb_EmptyBatch(t *testing.T) {
func TestDB_EmptyBatch(t *testing.T) {
h := newDbHarness(t)
defer h.close()
@ -588,7 +588,7 @@ func TestDb_EmptyBatch(t *testing.T) {
h.get("foo", false)
}
func TestDb_GetFromFrozen(t *testing.T) {
func TestDB_GetFromFrozen(t *testing.T) {
h := newDbHarnessWopt(t, &opt.Options{WriteBuffer: 100100})
defer h.close()
@ -614,7 +614,7 @@ func TestDb_GetFromFrozen(t *testing.T) {
h.get("k2", true)
}
func TestDb_GetFromTable(t *testing.T) {
func TestDB_GetFromTable(t *testing.T) {
trun(t, func(h *dbHarness) {
h.put("foo", "v1")
h.compactMem()
@ -622,7 +622,7 @@ func TestDb_GetFromTable(t *testing.T) {
})
}
func TestDb_GetSnapshot(t *testing.T) {
func TestDB_GetSnapshot(t *testing.T) {
trun(t, func(h *dbHarness) {
bar := strings.Repeat("b", 200)
h.put("foo", "v1")
@ -656,7 +656,7 @@ func TestDb_GetSnapshot(t *testing.T) {
})
}
func TestDb_GetLevel0Ordering(t *testing.T) {
func TestDB_GetLevel0Ordering(t *testing.T) {
trun(t, func(h *dbHarness) {
for i := 0; i < 4; i++ {
h.put("bar", fmt.Sprintf("b%d", i))
@ -679,7 +679,7 @@ func TestDb_GetLevel0Ordering(t *testing.T) {
})
}
func TestDb_GetOrderedByLevels(t *testing.T) {
func TestDB_GetOrderedByLevels(t *testing.T) {
trun(t, func(h *dbHarness) {
h.put("foo", "v1")
h.compactMem()
@ -691,7 +691,7 @@ func TestDb_GetOrderedByLevels(t *testing.T) {
})
}
func TestDb_GetPicksCorrectFile(t *testing.T) {
func TestDB_GetPicksCorrectFile(t *testing.T) {
trun(t, func(h *dbHarness) {
// Arrange to have multiple files in a non-level-0 level.
h.put("a", "va")
@ -715,7 +715,7 @@ func TestDb_GetPicksCorrectFile(t *testing.T) {
})
}
func TestDb_GetEncountersEmptyLevel(t *testing.T) {
func TestDB_GetEncountersEmptyLevel(t *testing.T) {
trun(t, func(h *dbHarness) {
// Arrange for the following to happen:
// * sstable A in level 0
@ -770,7 +770,7 @@ func TestDb_GetEncountersEmptyLevel(t *testing.T) {
})
}
func TestDb_IterMultiWithDelete(t *testing.T) {
func TestDB_IterMultiWithDelete(t *testing.T) {
trun(t, func(h *dbHarness) {
h.put("a", "va")
h.put("b", "vb")
@ -796,7 +796,7 @@ func TestDb_IterMultiWithDelete(t *testing.T) {
})
}
func TestDb_IteratorPinsRef(t *testing.T) {
func TestDB_IteratorPinsRef(t *testing.T) {
h := newDbHarness(t)
defer h.close()
@ -820,7 +820,7 @@ func TestDb_IteratorPinsRef(t *testing.T) {
iter.Release()
}
func TestDb_Recover(t *testing.T) {
func TestDB_Recover(t *testing.T) {
trun(t, func(h *dbHarness) {
h.put("foo", "v1")
h.put("baz", "v5")
@ -842,7 +842,7 @@ func TestDb_Recover(t *testing.T) {
})
}
func TestDb_RecoverWithEmptyJournal(t *testing.T) {
func TestDB_RecoverWithEmptyJournal(t *testing.T) {
trun(t, func(h *dbHarness) {
h.put("foo", "v1")
h.put("foo", "v2")
@ -856,7 +856,7 @@ func TestDb_RecoverWithEmptyJournal(t *testing.T) {
})
}
func TestDb_RecoverDuringMemtableCompaction(t *testing.T) {
func TestDB_RecoverDuringMemtableCompaction(t *testing.T) {
truno(t, &opt.Options{WriteBuffer: 1000000}, func(h *dbHarness) {
h.stor.DelaySync(storage.TypeTable)
@ -872,7 +872,7 @@ func TestDb_RecoverDuringMemtableCompaction(t *testing.T) {
})
}
func TestDb_MinorCompactionsHappen(t *testing.T) {
func TestDB_MinorCompactionsHappen(t *testing.T) {
h := newDbHarnessWopt(t, &opt.Options{WriteBuffer: 10000})
defer h.close()
@ -896,7 +896,7 @@ func TestDb_MinorCompactionsHappen(t *testing.T) {
}
}
func TestDb_RecoverWithLargeJournal(t *testing.T) {
func TestDB_RecoverWithLargeJournal(t *testing.T) {
h := newDbHarness(t)
defer h.close()
@ -921,7 +921,7 @@ func TestDb_RecoverWithLargeJournal(t *testing.T) {
v.release()
}
func TestDb_CompactionsGenerateMultipleFiles(t *testing.T) {
func TestDB_CompactionsGenerateMultipleFiles(t *testing.T) {
h := newDbHarnessWopt(t, &opt.Options{
WriteBuffer: 10000000,
Compression: opt.NoCompression,
@ -959,7 +959,7 @@ func TestDb_CompactionsGenerateMultipleFiles(t *testing.T) {
}
}
func TestDb_RepeatedWritesToSameKey(t *testing.T) {
func TestDB_RepeatedWritesToSameKey(t *testing.T) {
h := newDbHarnessWopt(t, &opt.Options{WriteBuffer: 100000})
defer h.close()
@ -975,7 +975,7 @@ func TestDb_RepeatedWritesToSameKey(t *testing.T) {
}
}
func TestDb_RepeatedWritesToSameKeyAfterReopen(t *testing.T) {
func TestDB_RepeatedWritesToSameKeyAfterReopen(t *testing.T) {
h := newDbHarnessWopt(t, &opt.Options{WriteBuffer: 100000})
defer h.close()
@ -993,7 +993,7 @@ func TestDb_RepeatedWritesToSameKeyAfterReopen(t *testing.T) {
}
}
func TestDb_SparseMerge(t *testing.T) {
func TestDB_SparseMerge(t *testing.T) {
h := newDbHarnessWopt(t, &opt.Options{Compression: opt.NoCompression})
defer h.close()
@ -1031,7 +1031,7 @@ func TestDb_SparseMerge(t *testing.T) {
h.maxNextLevelOverlappingBytes(20 * 1048576)
}
func TestDb_SizeOf(t *testing.T) {
func TestDB_SizeOf(t *testing.T) {
h := newDbHarnessWopt(t, &opt.Options{
Compression: opt.NoCompression,
WriteBuffer: 10000000,
@ -1081,7 +1081,7 @@ func TestDb_SizeOf(t *testing.T) {
}
}
func TestDb_SizeOf_MixOfSmallAndLarge(t *testing.T) {
func TestDB_SizeOf_MixOfSmallAndLarge(t *testing.T) {
h := newDbHarnessWopt(t, &opt.Options{Compression: opt.NoCompression})
defer h.close()
@ -1119,7 +1119,7 @@ func TestDb_SizeOf_MixOfSmallAndLarge(t *testing.T) {
}
}
func TestDb_Snapshot(t *testing.T) {
func TestDB_Snapshot(t *testing.T) {
trun(t, func(h *dbHarness) {
h.put("foo", "v1")
s1 := h.getSnapshot()
@ -1148,7 +1148,7 @@ func TestDb_Snapshot(t *testing.T) {
})
}
func TestDb_SnapshotList(t *testing.T) {
func TestDB_SnapshotList(t *testing.T) {
db := &DB{snapsList: list.New()}
e0a := db.acquireSnapshot()
e0b := db.acquireSnapshot()
@ -1186,7 +1186,7 @@ func TestDb_SnapshotList(t *testing.T) {
}
}
func TestDb_HiddenValuesAreRemoved(t *testing.T) {
func TestDB_HiddenValuesAreRemoved(t *testing.T) {
trun(t, func(h *dbHarness) {
s := h.db.s
@ -1229,7 +1229,7 @@ func TestDb_HiddenValuesAreRemoved(t *testing.T) {
})
}
func TestDb_DeletionMarkers2(t *testing.T) {
func TestDB_DeletionMarkers2(t *testing.T) {
h := newDbHarness(t)
defer h.close()
s := h.db.s
@ -1270,7 +1270,7 @@ func TestDb_DeletionMarkers2(t *testing.T) {
h.allEntriesFor("foo", "[ ]")
}
func TestDb_CompactionTableOpenError(t *testing.T) {
func TestDB_CompactionTableOpenError(t *testing.T) {
h := newDbHarnessWopt(t, &opt.Options{CachedOpenFiles: -1})
defer h.close()
@ -1305,7 +1305,7 @@ func TestDb_CompactionTableOpenError(t *testing.T) {
}
}
func TestDb_OverlapInLevel0(t *testing.T) {
func TestDB_OverlapInLevel0(t *testing.T) {
trun(t, func(h *dbHarness) {
if h.o.GetMaxMemCompationLevel() != 2 {
t.Fatal("fix test to reflect the config")
@ -1348,7 +1348,7 @@ func TestDb_OverlapInLevel0(t *testing.T) {
})
}
func TestDb_L0_CompactionBug_Issue44_a(t *testing.T) {
func TestDB_L0_CompactionBug_Issue44_a(t *testing.T) {
h := newDbHarness(t)
defer h.close()
@ -1368,7 +1368,7 @@ func TestDb_L0_CompactionBug_Issue44_a(t *testing.T) {
h.getKeyVal("(a->v)")
}
func TestDb_L0_CompactionBug_Issue44_b(t *testing.T) {
func TestDB_L0_CompactionBug_Issue44_b(t *testing.T) {
h := newDbHarness(t)
defer h.close()
@ -1397,7 +1397,7 @@ func TestDb_L0_CompactionBug_Issue44_b(t *testing.T) {
h.getKeyVal("(->)(c->cv)")
}
func TestDb_SingleEntryMemCompaction(t *testing.T) {
func TestDB_SingleEntryMemCompaction(t *testing.T) {
trun(t, func(h *dbHarness) {
for i := 0; i < 10; i++ {
h.put("big", strings.Repeat("v", opt.DefaultWriteBuffer))
@ -1414,7 +1414,7 @@ func TestDb_SingleEntryMemCompaction(t *testing.T) {
})
}
func TestDb_ManifestWriteError(t *testing.T) {
func TestDB_ManifestWriteError(t *testing.T) {
for i := 0; i < 2; i++ {
func() {
h := newDbHarness(t)
@ -1464,7 +1464,7 @@ func assertErr(t *testing.T, err error, wanterr bool) {
}
}
func TestDb_ClosedIsClosed(t *testing.T) {
func TestDB_ClosedIsClosed(t *testing.T) {
h := newDbHarness(t)
db := h.db
@ -1559,7 +1559,7 @@ func (p numberComparer) Compare(a, b []byte) int {
func (numberComparer) Separator(dst, a, b []byte) []byte { return nil }
func (numberComparer) Successor(dst, b []byte) []byte { return nil }
func TestDb_CustomComparer(t *testing.T) {
func TestDB_CustomComparer(t *testing.T) {
h := newDbHarnessWopt(t, &opt.Options{
Comparer: numberComparer{},
WriteBuffer: 1000,
@ -1589,7 +1589,7 @@ func TestDb_CustomComparer(t *testing.T) {
}
}
func TestDb_ManualCompaction(t *testing.T) {
func TestDB_ManualCompaction(t *testing.T) {
h := newDbHarness(t)
defer h.close()
@ -1627,7 +1627,7 @@ func TestDb_ManualCompaction(t *testing.T) {
h.tablesPerLevel("0,0,1")
}
func TestDb_BloomFilter(t *testing.T) {
func TestDB_BloomFilter(t *testing.T) {
h := newDbHarnessWopt(t, &opt.Options{
BlockCache: opt.NoCache,
Filter: filter.NewBloomFilter(10),
@ -1680,7 +1680,7 @@ func TestDb_BloomFilter(t *testing.T) {
h.stor.ReleaseSync(storage.TypeTable)
}
func TestDb_Concurrent(t *testing.T) {
func TestDB_Concurrent(t *testing.T) {
const n, secs, maxkey = 4, 2, 1000
runtime.GOMAXPROCS(n)
@ -1745,7 +1745,7 @@ func TestDb_Concurrent(t *testing.T) {
runtime.GOMAXPROCS(1)
}
func TestDb_Concurrent2(t *testing.T) {
func TestDB_Concurrent2(t *testing.T) {
const n, n2 = 4, 4000
runtime.GOMAXPROCS(n*2 + 2)
@ -1816,7 +1816,7 @@ func TestDb_Concurrent2(t *testing.T) {
runtime.GOMAXPROCS(1)
}
func TestDb_CreateReopenDbOnFile(t *testing.T) {
func TestDB_CreateReopenDbOnFile(t *testing.T) {
dbpath := filepath.Join(os.TempDir(), fmt.Sprintf("goleveldbtestCreateReopenDbOnFile-%d", os.Getuid()))
if err := os.RemoveAll(dbpath); err != nil {
t.Fatal("cannot remove old db: ", err)
@ -1844,7 +1844,7 @@ func TestDb_CreateReopenDbOnFile(t *testing.T) {
}
}
func TestDb_CreateReopenDbOnFile2(t *testing.T) {
func TestDB_CreateReopenDbOnFile2(t *testing.T) {
dbpath := filepath.Join(os.TempDir(), fmt.Sprintf("goleveldbtestCreateReopenDbOnFile2-%d", os.Getuid()))
if err := os.RemoveAll(dbpath); err != nil {
t.Fatal("cannot remove old db: ", err)
@ -1865,7 +1865,7 @@ func TestDb_CreateReopenDbOnFile2(t *testing.T) {
}
}
func TestDb_DeletionMarkersOnMemdb(t *testing.T) {
func TestDB_DeletionMarkersOnMemdb(t *testing.T) {
h := newDbHarness(t)
defer h.close()
@ -1876,7 +1876,7 @@ func TestDb_DeletionMarkersOnMemdb(t *testing.T) {
h.getKeyVal("")
}
func TestDb_LeveldbIssue178(t *testing.T) {
func TestDB_LeveldbIssue178(t *testing.T) {
nKeys := (opt.DefaultCompactionTableSize / 30) * 5
key1 := func(i int) string {
return fmt.Sprintf("my_key_%d", i)
@ -1919,7 +1919,7 @@ func TestDb_LeveldbIssue178(t *testing.T) {
h.assertNumKeys(nKeys)
}
func TestDb_LeveldbIssue200(t *testing.T) {
func TestDB_LeveldbIssue200(t *testing.T) {
h := newDbHarness(t)
defer h.close()
@ -1946,7 +1946,7 @@ func TestDb_LeveldbIssue200(t *testing.T) {
assertBytes(t, []byte("5"), iter.Key())
}
func TestDb_GoleveldbIssue74(t *testing.T) {
func TestDB_GoleveldbIssue74(t *testing.T) {
h := newDbHarnessWopt(t, &opt.Options{
WriteBuffer: 1 * opt.MiB,
})
@ -2044,7 +2044,7 @@ func TestDb_GoleveldbIssue74(t *testing.T) {
wg.Wait()
}
func TestDb_GetProperties(t *testing.T) {
func TestDB_GetProperties(t *testing.T) {
h := newDbHarness(t)
defer h.close()
@ -2064,7 +2064,7 @@ func TestDb_GetProperties(t *testing.T) {
}
}
func TestDb_GoleveldbIssue72and83(t *testing.T) {
func TestDB_GoleveldbIssue72and83(t *testing.T) {
h := newDbHarnessWopt(t, &opt.Options{
WriteBuffer: 1 * opt.MiB,
CachedOpenFiles: 3,
@ -2077,12 +2077,13 @@ func TestDb_GoleveldbIssue72and83(t *testing.T) {
randomData := func(prefix byte, i int) []byte {
data := make([]byte, 1+4+32+64+32)
_, err := crand.Reader.Read(data[1 : len(data)-4])
_, err := crand.Reader.Read(data[1 : len(data)-8])
if err != nil {
panic(err)
}
data[0] = prefix
binary.LittleEndian.PutUint32(data[len(data)-4:], uint32(i))
binary.LittleEndian.PutUint32(data[len(data)-8:], uint32(i))
binary.LittleEndian.PutUint32(data[len(data)-4:], util.NewCRC(data[:len(data)-4]).Value())
return data
}
@ -2131,12 +2132,22 @@ func TestDb_GoleveldbIssue72and83(t *testing.T) {
continue
}
iter := snap.NewIterator(util.BytesPrefix([]byte{1}), nil)
writei := int(snap.elem.seq/(n*2) - 1)
writei := int(seq/(n*2) - 1)
var k int
for ; iter.Next(); k++ {
k1 := iter.Key()
k2 := iter.Value()
kwritei := int(binary.LittleEndian.Uint32(k2[len(k2)-4:]))
k1checksum0 := binary.LittleEndian.Uint32(k1[len(k1)-4:])
k1checksum1 := util.NewCRC(k1[:len(k1)-4]).Value()
if k1checksum0 != k1checksum1 {
t.Fatalf("READER0 #%d.%d W#%d invalid K1 checksum: %#x != %#x", i, k, k1checksum0, k1checksum0)
}
k2checksum0 := binary.LittleEndian.Uint32(k2[len(k2)-4:])
k2checksum1 := util.NewCRC(k2[:len(k2)-4]).Value()
if k2checksum0 != k2checksum1 {
t.Fatalf("READER0 #%d.%d W#%d invalid K2 checksum: %#x != %#x", i, k, k2checksum0, k2checksum1)
}
kwritei := int(binary.LittleEndian.Uint32(k2[len(k2)-8:]))
if writei != kwritei {
t.Fatalf("READER0 #%d.%d W#%d invalid write iteration num: %d", i, k, writei, kwritei)
}
@ -2186,7 +2197,7 @@ func TestDb_GoleveldbIssue72and83(t *testing.T) {
wg.Wait()
}
func TestDb_TransientError(t *testing.T) {
func TestDB_TransientError(t *testing.T) {
h := newDbHarnessWopt(t, &opt.Options{
WriteBuffer: 128 * opt.KiB,
CachedOpenFiles: 3,
@ -2299,7 +2310,7 @@ func TestDb_TransientError(t *testing.T) {
wg.Wait()
}
func TestDb_UkeyShouldntHopAcrossTable(t *testing.T) {
func TestDB_UkeyShouldntHopAcrossTable(t *testing.T) {
h := newDbHarnessWopt(t, &opt.Options{
WriteBuffer: 112 * opt.KiB,
CompactionTableSize: 90 * opt.KiB,
@ -2388,7 +2399,7 @@ func TestDb_UkeyShouldntHopAcrossTable(t *testing.T) {
wg.Wait()
}
func TestDb_TableCompactionBuilder(t *testing.T) {
func TestDB_TableCompactionBuilder(t *testing.T) {
stor := newTestStorage(t)
defer stor.Close()

3
Godeps/_workspace/src/github.com/syndtr/goleveldb/leveldb/external_test.go generated vendored
View File

@ -19,11 +19,12 @@ var _ = testutil.Defer(func() {
o := &opt.Options{
BlockCache: opt.NoCache,
BlockRestartInterval: 5,
BlockSize: 50,
BlockSize: 80,
Compression: opt.NoCompression,
CachedOpenFiles: -1,
Strict: opt.StrictAll,
WriteBuffer: 1000,
CompactionTableSize: 2000,
}
Describe("write test", func() {

8
Godeps/_workspace/src/github.com/syndtr/goleveldb/leveldb/iterator/iter_suite_test.go generated vendored
View File

@ -3,15 +3,9 @@ package iterator_test
import (
"testing"
. "github.com/onsi/ginkgo"
. "github.com/onsi/gomega"
"github.com/syndtr/goleveldb/leveldb/testutil"
)
func TestIterator(t *testing.T) {
testutil.RunDefer()
RegisterFailHandler(Fail)
RunSpecs(t, "Iterator Suite")
testutil.RunSuite(t, "Iterator Suite")
}

13
Godeps/_workspace/src/github.com/syndtr/goleveldb/leveldb/leveldb_suite_test.go generated vendored
View File

@ -3,18 +3,9 @@ package leveldb
import (
"testing"
. "github.com/onsi/ginkgo"
. "github.com/onsi/gomega"
"github.com/syndtr/goleveldb/leveldb/testutil"
)
func TestLeveldb(t *testing.T) {
testutil.RunDefer()
RegisterFailHandler(Fail)
RunSpecs(t, "Leveldb Suite")
RegisterTestingT(t)
testutil.RunDefer("teardown")
func TestLevelDB(t *testing.T) {
testutil.RunSuite(t, "LevelDB Suite")
}

10
Godeps/_workspace/src/github.com/syndtr/goleveldb/leveldb/memdb/memdb_suite_test.go generated vendored
View File

@ -3,15 +3,9 @@ package memdb
import (
"testing"
. "github.com/onsi/ginkgo"
. "github.com/onsi/gomega"
"github.com/syndtr/goleveldb/leveldb/testutil"
)
func TestMemdb(t *testing.T) {
testutil.RunDefer()
RegisterFailHandler(Fail)
RunSpecs(t, "Memdb Suite")
func TestMemDB(t *testing.T) {
testutil.RunSuite(t, "MemDB Suite")
}

16
Godeps/_workspace/src/github.com/syndtr/goleveldb/leveldb/opt/options.go generated vendored
View File

@ -114,7 +114,7 @@ const (
StrictOverride
// StrictAll enables all strict flags.
StrictAll = StrictManifest | StrictJournalChecksum | StrictJournal | StrictBlockChecksum | StrictCompaction | StrictReader
StrictAll = StrictManifest | StrictJournalChecksum | StrictJournal | StrictBlockChecksum | StrictCompaction | StrictReader | StrictRecovery
// DefaultStrict is the default strict flags. Specify any strict flags
// will override default strict flags as whole (i.e. not OR'ed).
@ -136,9 +136,14 @@ type Options struct {
// BlockCache provides per-block caching for LevelDB. Specify NoCache to
// disable block caching.
//
// By default LevelDB will create LRU-cache with capacity of 8MiB.
// By default LevelDB will create LRU-cache with capacity of BlockCacheSize.
BlockCache cache.Cache
// BlockCacheSize defines the capacity of the default 'block cache'.
//
// The default value is 8MiB.
BlockCacheSize int
// BlockRestartInterval is the number of keys between restart points for
// delta encoding of keys.
//
@ -322,6 +327,13 @@ func (o *Options) GetBlockCache() cache.Cache {
return o.BlockCache
}
func (o *Options) GetBlockCacheSize() int {
if o == nil || o.BlockCacheSize <= 0 {
return DefaultBlockCacheSize
}
return o.BlockCacheSize
}
func (o *Options) GetBlockRestartInterval() int {
if o == nil || o.BlockRestartInterval <= 0 {
return DefaultBlockRestartInterval

5
Godeps/_workspace/src/github.com/syndtr/goleveldb/leveldb/options.go generated vendored
View File

@ -17,6 +17,9 @@ func dupOptions(o *opt.Options) *opt.Options {
if o != nil {
*newo = *o
}
if newo.Strict == 0 {
newo.Strict = opt.DefaultStrict
}
return newo
}
@ -32,7 +35,7 @@ func (s *session) setOptions(o *opt.Options) {
// Block cache.
switch o.GetBlockCache() {
case nil:
no.BlockCache = cache.NewLRUCache(opt.DefaultBlockCacheSize)
no.BlockCache = cache.NewLRUCache(o.GetBlockCacheSize())
case opt.NoCache:
no.BlockCache = nil
}

21
Godeps/_workspace/src/github.com/syndtr/goleveldb/leveldb/storage_test.go generated vendored
View File

@ -233,6 +233,23 @@ func (tf tsFile) Create() (w storage.Writer, err error) {
return
}
func (tf tsFile) Replace(newfile storage.File) (err error) {
ts := tf.ts
ts.mu.Lock()
defer ts.mu.Unlock()
err = tf.checkOpen("replace")
if err != nil {
return
}
err = tf.File.Replace(newfile.(tsFile).File)
if err != nil {
ts.t.Errorf("E: cannot replace file, num=%d type=%v: %v", tf.Num(), tf.Type(), err)
} else {
ts.t.Logf("I: file replace, num=%d type=%v", tf.Num(), tf.Type())
}
return
}
func (tf tsFile) Remove() (err error) {
ts := tf.ts
ts.mu.Lock()
@ -492,6 +509,10 @@ func newTestStorage(t *testing.T) *testStorage {
}
f.Close()
}
if t.Failed() {
t.Logf("testing failed, test DB preserved at %s", path)
return nil
}
if tsKeepFS {
return nil
}

12
Godeps/_workspace/src/github.com/syndtr/goleveldb/leveldb/table.go generated vendored
View File

@ -373,7 +373,17 @@ func (t *tOps) find(f *tFile, key []byte, ro *opt.ReadOptions) (rkey, rvalue []b
return nil, nil, err
}
defer ch.Release()
return ch.Value().(*table.Reader).Find(key, ro)
return ch.Value().(*table.Reader).Find(key, true, ro)
}
// Finds key that is greater than or equal to the given key.
func (t *tOps) findKey(f *tFile, key []byte, ro *opt.ReadOptions) (rkey []byte, err error) {
ch, err := t.open(f)
if err != nil {
return nil, err
}
defer ch.Release()
return ch.Value().(*table.Reader).FindKey(key, true, ro)
}
// Returns approximate offset of the given key.

1
Godeps/_workspace/src/github.com/syndtr/goleveldb/leveldb/table/block_test.go generated vendored
View File

@ -122,6 +122,7 @@ var _ = testutil.Defer(func() {
}
testutil.DoIteratorTesting(&t)
iter.Release()
done <- true
}
}

110
Godeps/_workspace/src/github.com/syndtr/goleveldb/leveldb/table/reader.go generated vendored
View File

@ -50,13 +50,6 @@ func max(x, y int) int {
return y
}
func verifyBlockChecksum(data []byte) bool {
n := len(data) - 4
checksum0 := binary.LittleEndian.Uint32(data[n:])
checksum1 := util.NewCRC(data[:n]).Value()
return checksum0 == checksum1
}
type block struct {
bpool *util.BufferPool
bh blockHandle
@ -526,20 +519,23 @@ type Reader struct {
verifyChecksum bool
dataEnd int64
indexBH, filterBH blockHandle
metaBH, indexBH, filterBH blockHandle
indexBlock *block
filterBlock *filterBlock
}
func (r *Reader) blockKind(bh blockHandle) string {
switch bh.offset {
case r.metaBH.offset:
return "meta-block"
case r.indexBH.offset:
return "index-block"
case r.filterBH.offset:
if r.filterBH.length > 0 {
return "filter-block"
default:
return "data-block"
}
}
return "data-block"
}
func (r *Reader) newErrCorrupted(pos, size int64, kind, reason string) error {
@ -565,10 +561,17 @@ func (r *Reader) readRawBlock(bh blockHandle, verifyChecksum bool) ([]byte, erro
if _, err := r.reader.ReadAt(data, int64(bh.offset)); err != nil && err != io.EOF {
return nil, err
}
if verifyChecksum && !verifyBlockChecksum(data) {
if verifyChecksum {
n := bh.length + 1
checksum0 := binary.LittleEndian.Uint32(data[n:])
checksum1 := util.NewCRC(data[:n]).Value()
if checksum0 != checksum1 {
r.bpool.Put(data)
return nil, r.newErrCorruptedBH(bh, "checksum mismatch")
return nil, r.newErrCorruptedBH(bh, fmt.Sprintf("checksum mismatch, want=%#x got=%#x", checksum0, checksum1))
}
}
switch data[bh.length] {
case blockTypeNoCompression:
data = data[:bh.length]
@ -798,13 +801,7 @@ func (r *Reader) NewIterator(slice *util.Range, ro *opt.ReadOptions) iterator.It
return iterator.NewIndexedIterator(index, opt.GetStrict(r.o, ro, opt.StrictReader))
}
// Find finds key/value pair whose key is greater than or equal to the
// given key. It returns ErrNotFound if the table doesn't contain
// such pair.
//
// The caller should not modify the contents of the returned slice, but
// it is safe to modify the contents of the argument after Find returns.
func (r *Reader) Find(key []byte, ro *opt.ReadOptions) (rkey, value []byte, err error) {
func (r *Reader) find(key []byte, filtered bool, ro *opt.ReadOptions, noValue bool) (rkey, value []byte, err error) {
r.mu.RLock()
defer r.mu.RUnlock()
@ -833,14 +830,17 @@ func (r *Reader) Find(key []byte, ro *opt.ReadOptions) (rkey, value []byte, err
r.err = r.newErrCorruptedBH(r.indexBH, "bad data block handle")
return
}
if r.filter != nil {
filterBlock, rel, ferr := r.getFilterBlock(true)
if filtered && r.filter != nil {
filterBlock, frel, ferr := r.getFilterBlock(true)
if ferr == nil {
if !filterBlock.contains(r.filter, dataBH.offset, key) {
rel.Release()
frel.Release()
return nil, nil, ErrNotFound
}
rel.Release()
frel.Release()
} else if !errors.IsCorrupted(ferr) {
err = ferr
return
}
}
data := r.getDataIter(dataBH, nil, r.verifyChecksum, !ro.GetDontFillCache())
@ -854,6 +854,7 @@ func (r *Reader) Find(key []byte, ro *opt.ReadOptions) (rkey, value []byte, err
}
// Don't use block buffer, no need to copy the buffer.
rkey = data.Key()
if !noValue {
if r.bpool == nil {
value = data.Value()
} else {
@ -861,14 +862,44 @@ func (r *Reader) Find(key []byte, ro *opt.ReadOptions) (rkey, value []byte, err
// need to be copied.
value = append([]byte{}, data.Value()...)
}
}
return
}
// Find finds key/value pair whose key is greater than or equal to the
// given key. It returns ErrNotFound if the table doesn't contain
// such pair.
// If filtered is true then the nearest 'block' will be checked against
// 'filter data' (if present) and will immediately return ErrNotFound if
// 'filter data' indicates that such pair doesn't exist.
//
// The caller may modify the contents of the returned slice as it is its
// own copy.
// It is safe to modify the contents of the argument after Find returns.
func (r *Reader) Find(key []byte, filtered bool, ro *opt.ReadOptions) (rkey, value []byte, err error) {
return r.find(key, filtered, ro, false)
}
// Find finds key that is greater than or equal to the given key.
// It returns ErrNotFound if the table doesn't contain such key.
// If filtered is true then the nearest 'block' will be checked against
// 'filter data' (if present) and will immediately return ErrNotFound if
// 'filter data' indicates that such key doesn't exist.
//
// The caller may modify the contents of the returned slice as it is its
// own copy.
// It is safe to modify the contents of the argument after Find returns.
func (r *Reader) FindKey(key []byte, filtered bool, ro *opt.ReadOptions) (rkey []byte, err error) {
rkey, _, err = r.find(key, filtered, ro, true)
return
}
// Get gets the value for the given key. It returns errors.ErrNotFound
// if the table does not contain the key.
//
// The caller should not modify the contents of the returned slice, but
// it is safe to modify the contents of the argument after Get returns.
// The caller may modify the contents of the returned slice as it is its
// own copy.
// It is safe to modify the contents of the argument after Find returns.
func (r *Reader) Get(key []byte, ro *opt.ReadOptions) (value []byte, err error) {
r.mu.RLock()
defer r.mu.RUnlock()
@ -878,7 +909,7 @@ func (r *Reader) Get(key []byte, ro *opt.ReadOptions) (value []byte, err error)
return
}
rkey, value, err := r.Find(key, ro)
rkey, value, err := r.find(key, false, ro, false)
if err == nil && r.cmp.Compare(rkey, key) != 0 {
value = nil
err = ErrNotFound
@ -950,6 +981,10 @@ func (r *Reader) Release() {
//
// The returned table reader instance is goroutine-safe.
func NewReader(f io.ReaderAt, size int64, fi *storage.FileInfo, cache cache.Namespace, bpool *util.BufferPool, o *opt.Options) (*Reader, error) {
if f == nil {
return nil, errors.New("leveldb/table: nil file")
}
r := &Reader{
fi: fi,
reader: f,
@ -959,13 +994,12 @@ func NewReader(f io.ReaderAt, size int64, fi *storage.FileInfo, cache cache.Name
cmp: o.GetComparer(),
verifyChecksum: o.GetStrict(opt.StrictBlockChecksum),
}
if f == nil {
return nil, errors.New("leveldb/table: nil file")
}
if size < footerLen {
r.err = r.newErrCorrupted(0, size, "table", "too small")
return r, nil
}
footerPos := size - footerLen
var footer [footerLen]byte
if _, err := r.reader.ReadAt(footer[:], footerPos); err != nil && err != io.EOF {
@ -975,20 +1009,24 @@ func NewReader(f io.ReaderAt, size int64, fi *storage.FileInfo, cache cache.Name
r.err = r.newErrCorrupted(footerPos, footerLen, "table-footer", "bad magic number")
return r, nil
}
var n int
// Decode the metaindex block handle.
metaBH, n := decodeBlockHandle(footer[:])
r.metaBH, n = decodeBlockHandle(footer[:])
if n == 0 {
r.err = r.newErrCorrupted(footerPos, footerLen, "table-footer", "bad metaindex block handle")
return r, nil
}
// Decode the index block handle.
r.indexBH, n = decodeBlockHandle(footer[n:])
if n == 0 {
r.err = r.newErrCorrupted(footerPos, footerLen, "table-footer", "bad index block handle")
return r, nil
}
// Read metaindex block.
metaBlock, err := r.readBlock(metaBH, true)
metaBlock, err := r.readBlock(r.metaBH, true)
if err != nil {
if errors.IsCorrupted(err) {
r.err = err
@ -997,9 +1035,12 @@ func NewReader(f io.ReaderAt, size int64, fi *storage.FileInfo, cache cache.Name
return nil, err
}
}
// Set data end.
r.dataEnd = int64(metaBH.offset)
metaIter := r.newBlockIter(metaBlock, nil, nil, false)
r.dataEnd = int64(r.metaBH.offset)
// Read metaindex.
metaIter := r.newBlockIter(metaBlock, nil, nil, true)
for metaIter.Next() {
key := string(metaIter.Key())
if !strings.HasPrefix(key, "filter.") {
@ -1044,13 +1085,12 @@ func NewReader(f io.ReaderAt, size int64, fi *storage.FileInfo, cache cache.Name
if r.filter != nil {
r.filterBlock, err = r.readFilterBlock(r.filterBH)
if err != nil {
if !errors.IsCorrupted(r.err) {
if !errors.IsCorrupted(err) {
return nil, err
}
// Don't use filter then.
r.filter = nil
r.filterBH = blockHandle{}
}
}
}

8
Godeps/_workspace/src/github.com/syndtr/goleveldb/leveldb/table/table_suite_test.go generated vendored
View File

@ -3,15 +3,9 @@ package table
import (
"testing"
. "github.com/onsi/ginkgo"
. "github.com/onsi/gomega"
"github.com/syndtr/goleveldb/leveldb/testutil"
)
func TestTable(t *testing.T) {
testutil.RunDefer()
RegisterFailHandler(Fail)
RunSpecs(t, "Table Suite")
testutil.RunSuite(t, "Table Suite")
}

2
Godeps/_workspace/src/github.com/syndtr/goleveldb/leveldb/table/table_test.go generated vendored
View File

@ -23,7 +23,7 @@ type tableWrapper struct {
}
func (t tableWrapper) TestFind(key []byte) (rkey, rvalue []byte, err error) {
return t.Reader.Find(key, nil)
return t.Reader.Find(key, false, nil)
}
func (t tableWrapper) TestGet(key []byte) (value []byte, err error) {

5
Godeps/_workspace/src/github.com/syndtr/goleveldb/leveldb/testutil/db.go generated vendored
View File

@ -35,6 +35,10 @@ type Get interface {
TestGet(key []byte) (value []byte, err error)
}
type Has interface {
TestHas(key []byte) (ret bool, err error)
}
type NewIterator interface {
TestNewIterator(slice *util.Range) iterator.Iterator
}
@ -213,5 +217,6 @@ func DoDBTesting(t *DBTesting) {
}
DoIteratorTesting(&it)
iter.Release()
}
}

21
Godeps/_workspace/src/github.com/syndtr/goleveldb/leveldb/testutil/ginkgo.go generated vendored Normal file
View File

@ -0,0 +1,21 @@
package testutil
import (
. "github.com/onsi/ginkgo"
. "github.com/onsi/gomega"
)
func RunSuite(t GinkgoTestingT, name string) {
RunDefer()
SynchronizedBeforeSuite(func() []byte {
RunDefer("setup")
return nil
}, func(data []byte) {})
SynchronizedAfterSuite(func() {
RunDefer("teardown")
}, func() {})
RegisterFailHandler(Fail)
RunSpecs(t, name)
}

42
Godeps/_workspace/src/github.com/syndtr/goleveldb/leveldb/testutil/kvtest.go generated vendored
View File

@ -26,10 +26,12 @@ func KeyValueTesting(rnd *rand.Rand, kv KeyValue, p DB, setup func(KeyValue) DB,
BeforeEach(func() {
p = setup(kv)
})
if teardown != nil {
AfterEach(func() {
teardown(p)
})
}
}
It("Should find all keys with Find", func() {
if db, ok := p.(Find); ok {
@ -84,6 +86,26 @@ func KeyValueTesting(rnd *rand.Rand, kv KeyValue, p DB, setup func(KeyValue) DB,
}
})
It("Should only find present key with Has", func() {
if db, ok := p.(Has); ok {
ShuffledIndex(nil, kv.Len(), 1, func(i int) {
key_, key, _ := kv.IndexInexact(i)
// Using exact key.
ret, err := db.TestHas(key)
Expect(err).ShouldNot(HaveOccurred(), "Error for key %q", key)
Expect(ret).Should(BeTrue(), "False for key %q", key)
// Using inexact key.
if len(key_) > 0 {
ret, err = db.TestHas(key_)
Expect(err).ShouldNot(HaveOccurred(), "Error for key %q", key_)
Expect(ret).ShouldNot(BeTrue(), "True for key %q", key)
}
})
}
})
TestIter := func(r *util.Range, _kv KeyValue) {
if db, ok := p.(NewIterator); ok {
iter := db.TestNewIterator(r)
@ -95,6 +117,7 @@ func KeyValueTesting(rnd *rand.Rand, kv KeyValue, p DB, setup func(KeyValue) DB,
}
DoIteratorTesting(&t)
iter.Release()
}
}
@ -103,7 +126,7 @@ func KeyValueTesting(rnd *rand.Rand, kv KeyValue, p DB, setup func(KeyValue) DB,
done <- true
}, 3.0)
RandomIndex(rnd, kv.Len(), kv.Len(), func(i int) {
RandomIndex(rnd, kv.Len(), Min(kv.Len(), 50), func(i int) {
type slice struct {
r *util.Range
start, limit int
@ -121,7 +144,7 @@ func KeyValueTesting(rnd *rand.Rand, kv KeyValue, p DB, setup func(KeyValue) DB,
}
})
RandomRange(rnd, kv.Len(), kv.Len(), func(start, limit int) {
RandomRange(rnd, kv.Len(), Min(kv.Len(), 50), func(start, limit int) {
It(fmt.Sprintf("Should iterates and seeks correctly of a slice %d .. %d", start, limit), func(done Done) {
r := kv.Range(start, limit)
TestIter(&r, kv.Slice(start, limit))
@ -134,10 +157,22 @@ func AllKeyValueTesting(rnd *rand.Rand, body, setup func(KeyValue) DB, teardown
Test := func(kv *KeyValue) func() {
return func() {
var p DB
if setup != nil {
Defer("setup", func() {
p = setup(*kv)
})
}
if teardown != nil {
Defer("teardown", func() {
teardown(p)
})
}
if body != nil {
p = body(*kv)
}
KeyValueTesting(rnd, *kv, p, setup, teardown)
KeyValueTesting(rnd, *kv, p, func(KeyValue) DB {
return p
}, nil)
}
}
@ -148,4 +183,5 @@ func AllKeyValueTesting(rnd *rand.Rand, body, setup func(KeyValue) DB, teardown
Describe("with big value", Test(KeyValue_BigValue()))
Describe("with special key", Test(KeyValue_SpecialKey()))
Describe("with multiple key/value", Test(KeyValue_MultipleKeyValue()))
Describe("with generated key/value", Test(KeyValue_Generate(nil, 120, 1, 50, 10, 120)))
}

1
Godeps/_workspace/src/github.com/syndtr/goleveldb/leveldb/testutil/storage.go generated vendored
View File

@ -397,6 +397,7 @@ func (s *Storage) logI(format string, args ...interface{}) {
func (s *Storage) Log(str string) {
s.log(1, "Log: "+str)
s.Storage.Log(str)
}
func (s *Storage) Lock() (r util.Releaser, err error) {

14
Godeps/_workspace/src/github.com/syndtr/goleveldb/leveldb/testutil/util.go generated vendored
View File

@ -155,3 +155,17 @@ func RandomRange(rnd *rand.Rand, n, round int, fn func(start, limit int)) {
}
return
}
func Max(x, y int) int {
if x > y {
return x
}
return y
}
func Min(x, y int) int {
if x < y {
return x
}
return y
}

4
Godeps/_workspace/src/github.com/syndtr/goleveldb/leveldb/testutil_test.go generated vendored
View File

@ -34,6 +34,10 @@ func (t *testingDB) TestGet(key []byte) (value []byte, err error) {
return t.Get(key, t.ro)
}
func (t *testingDB) TestHas(key []byte) (ret bool, err error) {
return t.Has(key, t.ro)
}
func (t *testingDB) TestNewIterator(slice *util.Range) iterator.Iterator {
return t.NewIterator(slice, t.ro)
}

12
Godeps/_workspace/src/github.com/syndtr/goleveldb/leveldb/version.go generated vendored
View File

@ -114,7 +114,7 @@ func (v *version) walkOverlapping(ikey iKey, f func(level int, t *tFile) bool, l
}
}
func (v *version) get(ikey iKey, ro *opt.ReadOptions) (value []byte, tcomp bool, err error) {
func (v *version) get(ikey iKey, ro *opt.ReadOptions, noValue bool) (value []byte, tcomp bool, err error) {
ukey := ikey.ukey()
var (
@ -142,7 +142,15 @@ func (v *version) get(ikey iKey, ro *opt.ReadOptions) (value []byte, tcomp bool,
}
}
fikey, fval, ferr := v.s.tops.find(t, ikey, ro)
var (
fikey, fval []byte
ferr error
)
if noValue {
fikey, ferr = v.s.tops.findKey(t, ikey, ro)
} else {
fikey, fval, ferr = v.s.tops.find(t, ikey, ro)
}
switch ferr {
case nil:
case ErrNotFound: