rnd := testutil.NewRand()
				n = make([]int, rnd.Intn(17)+3)
				for i := range n {
					n[i] = rnd.Intn(19) + 1
				}
			}

			return func() {
				It("Should iterates and seeks correctly", func(done Done) {
					// Build key/value.
					index := make(keyValueIndex, len(n))
					sum := 0
					for _, x := range n {
						sum += x
					}
					kv := testutil.KeyValue_Generate(nil, sum, 1, 10, 4, 4)
					for i, j := 0, 0; i < len(n); i++ {
						for x := n[i]; x > 0; x-- {
							key, value := kv.Index(j)
							index[i].key = key
							index[i].Put(key, value)
							j++
						}
					}

					// Test the iterator.
					t := testutil.IteratorTesting{
						KeyValue: kv.Clone(),
						Iter:     NewIndexedIterator(NewArrayIndexer(index), true, true),
					}
					testutil.DoIteratorTesting(&t)
Exemple #2
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				// Building the table.
				tw := NewWriter(buf, o)
				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, 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() {
					Expect(r.indexBlock.restartsLen).Should(Equal(9))
				})
			}))
		})
	})
})
		o := &opt.Options{
			BlockCache:           opt.NoCache,
			BlockRestartInterval: 5,
			BlockSize:            50,
			Compression:          opt.NoCompression,
			MaxOpenFiles:         0,
			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/conformal/goleveldb/leveldb/iterator"
	"github.com/conformal/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)
		})
	})
})