kv.Iterate(func(i int, key, value []byte) {
tw.Append(key, value)
})
tw.Close()
// Opening the table.
tr := NewReader(bytes.NewReader(buf.Bytes()), int64(buf.Len()), nil, nil, o)
return tableWrapper{tr}
}
Test := func(kv *testutil.KeyValue, body func(r *Reader)) func() {
return func() {
db := Build(*kv)
if body != nil {
body(db.(tableWrapper).Reader)
}
testutil.KeyValueTesting(nil, db, *kv)
}
}
testutil.AllKeyValueTesting(nil, Build)
Describe("with one key per block", Test(testutil.KeyValue_Generate(nil, 9, 1, 10, 512, 512), func(r *Reader) {
It("should have correct blocks number", func() {
indexBlock, err := r.readBlock(r.indexBH, true)
Expect(err).To(BeNil())
Expect(indexBlock.restartsLen).Should(Equal(9))
})
}))
})
})
})
"github.com/syndtr/goleveldb/leveldb/comparer"
. "github.com/syndtr/goleveldb/leveldb/iterator"
"github.com/syndtr/goleveldb/leveldb/testutil"
)
var _ = testutil.Defer(func() {
Describe("Merged iterator", func() {
Test := func(filled int, empty int) func() {
return func() {
It("Should iterates and seeks correctly", func(done Done) {
rnd := testutil.NewRand()
// Build key/value.
filledKV := make([]testutil.KeyValue, filled)
kv := testutil.KeyValue_Generate(nil, 100, 1, 1, 10, 4, 4)
kv.Iterate(func(i int, key, value []byte) {
filledKV[rnd.Intn(filled)].Put(key, value)
})
// Create itearators.
iters := make([]Iterator, filled+empty)
for i := range iters {
if empty == 0 || (rnd.Int()%2 == 0 && filled > 0) {
filled--
Expect(filledKV[filled].Len()).ShouldNot(BeZero())
iters[i] = NewArrayIterator(filledKV[filled])
} else {
empty--
iters[i] = NewEmptyIterator(nil)
}
o := &opt.Options{
BlockCache: opt.NoCache,
BlockRestartInterval: 5,
BlockSize: 50,
Compression: opt.NoCompression,
CachedOpenFiles: -1,
Strict: opt.StrictAll,
WriteBuffer: 1000,
}
Describe("write test", func() {
It("should do write correctly", func(done Done) {
db := newTestingDB(o, nil, nil)
t := testutil.DBTesting{
DB: db,
Deleted: testutil.KeyValue_Generate(nil, 500, 1, 50, 5, 5).Clone(),
}
testutil.DoDBTesting(&t)
db.TestClose()
done <- true
}, 20.0)
})
Describe("read test", func() {
testutil.AllKeyValueTesting(nil, func(kv testutil.KeyValue) testutil.DB {
// Building the DB.
db := newTestingDB(o, nil, nil)
kv.IterateShuffled(nil, func(i int, key, value []byte) {
err := db.TestPut(key, value)
Expect(err).NotTo(HaveOccurred())
})
// Copyright (c) 2014, Suryandaru Triandana <*****@*****.**>
// All rights reserved.
//
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
package iterator_test
import (
. "github.com/onsi/ginkgo"
. "github.com/syndtr/goleveldb/leveldb/iterator"
"github.com/syndtr/goleveldb/leveldb/testutil"
)
var _ = testutil.Defer(func() {
Describe("Array iterator", func() {
It("Should iterates and seeks correctly", func() {
// Build key/value.
kv := testutil.KeyValue_Generate(nil, 70, 1, 5, 3, 3)
// Test the iterator.
t := testutil.IteratorTesting{
KeyValue: kv.Clone(),
Iter: NewArrayIterator(kv),
}
testutil.DoIteratorTesting(&t)
})
})
})