Official Go implementation of the Ethereum protocol
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go-ethereum/swarm/storage/dbstore_test.go

192 lines
5.1 KiB

// Copyright 2016 The go-ethereum Authors
// This file is part of the go-ethereum library.
//
// The go-ethereum library is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// The go-ethereum library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
package storage
import (
"bytes"
"io/ioutil"
"testing"
"github.com/ethereum/go-ethereum/common"
)
func initDbStore(t *testing.T) *DbStore {
dir, err := ioutil.TempDir("", "bzz-storage-test")
if err != nil {
t.Fatal(err)
}
m, err := NewDbStore(dir, MakeHashFunc(SHA3Hash), defaultDbCapacity, defaultRadius)
if err != nil {
t.Fatal("can't create store:", err)
}
return m
}
func testDbStore(l int64, branches int64, t *testing.T) {
m := initDbStore(t)
defer m.Close()
testStore(m, l, branches, t)
}
func TestDbStore128_0x1000000(t *testing.T) {
testDbStore(0x1000000, 128, t)
}
func TestDbStore128_10000_(t *testing.T) {
testDbStore(10000, 128, t)
}
func TestDbStore128_1000_(t *testing.T) {
testDbStore(1000, 128, t)
}
func TestDbStore128_100_(t *testing.T) {
testDbStore(100, 128, t)
}
func TestDbStore2_100_(t *testing.T) {
testDbStore(100, 2, t)
}
func TestDbStoreNotFound(t *testing.T) {
m := initDbStore(t)
defer m.Close()
_, err := m.Get(ZeroKey)
if err != notFound {
t.Errorf("Expected notFound, got %v", err)
}
}
func TestDbStoreSyncIterator(t *testing.T) {
m := initDbStore(t)
defer m.Close()
keys := []Key{
Key(common.Hex2Bytes("0000000000000000000000000000000000000000000000000000000000000000")),
Key(common.Hex2Bytes("4000000000000000000000000000000000000000000000000000000000000000")),
Key(common.Hex2Bytes("5000000000000000000000000000000000000000000000000000000000000000")),
Key(common.Hex2Bytes("3000000000000000000000000000000000000000000000000000000000000000")),
Key(common.Hex2Bytes("2000000000000000000000000000000000000000000000000000000000000000")),
Key(common.Hex2Bytes("1000000000000000000000000000000000000000000000000000000000000000")),
}
for _, key := range keys {
m.Put(NewChunk(key, nil))
}
it, err := m.NewSyncIterator(DbSyncState{
Start: Key(common.Hex2Bytes("1000000000000000000000000000000000000000000000000000000000000000")),
Stop: Key(common.Hex2Bytes("4000000000000000000000000000000000000000000000000000000000000000")),
First: 2,
Last: 4,
})
if err != nil {
t.Fatalf("unexpected error creating NewSyncIterator")
}
var chunk Key
var res []Key
for {
chunk = it.Next()
if chunk == nil {
break
}
res = append(res, chunk)
}
if len(res) != 1 {
t.Fatalf("Expected 1 chunk, got %v: %v", len(res), res)
}
if !bytes.Equal(res[0][:], keys[3]) {
t.Fatalf("Expected %v chunk, got %v", keys[3], res[0])
}
if err != nil {
t.Fatalf("unexpected error creating NewSyncIterator")
}
it, err = m.NewSyncIterator(DbSyncState{
Start: Key(common.Hex2Bytes("1000000000000000000000000000000000000000000000000000000000000000")),
Stop: Key(common.Hex2Bytes("5000000000000000000000000000000000000000000000000000000000000000")),
First: 2,
Last: 4,
})
res = nil
for {
chunk = it.Next()
if chunk == nil {
break
}
res = append(res, chunk)
}
if len(res) != 2 {
t.Fatalf("Expected 2 chunk, got %v: %v", len(res), res)
}
if !bytes.Equal(res[0][:], keys[3]) {
t.Fatalf("Expected %v chunk, got %v", keys[3], res[0])
}
if !bytes.Equal(res[1][:], keys[2]) {
t.Fatalf("Expected %v chunk, got %v", keys[2], res[1])
}
if err != nil {
t.Fatalf("unexpected error creating NewSyncIterator")
}
it, _ = m.NewSyncIterator(DbSyncState{
Start: Key(common.Hex2Bytes("1000000000000000000000000000000000000000000000000000000000000000")),
Stop: Key(common.Hex2Bytes("4000000000000000000000000000000000000000000000000000000000000000")),
First: 2,
Last: 5,
})
res = nil
for {
chunk = it.Next()
if chunk == nil {
break
}
res = append(res, chunk)
}
if len(res) != 2 {
t.Fatalf("Expected 2 chunk, got %v", len(res))
}
if !bytes.Equal(res[0][:], keys[4]) {
t.Fatalf("Expected %v chunk, got %v", keys[4], res[0])
}
if !bytes.Equal(res[1][:], keys[3]) {
t.Fatalf("Expected %v chunk, got %v", keys[3], res[1])
}
it, _ = m.NewSyncIterator(DbSyncState{
Start: Key(common.Hex2Bytes("2000000000000000000000000000000000000000000000000000000000000000")),
Stop: Key(common.Hex2Bytes("4000000000000000000000000000000000000000000000000000000000000000")),
First: 2,
Last: 5,
})
res = nil
for {
chunk = it.Next()
if chunk == nil {
break
}
res = append(res, chunk)
}
if len(res) != 1 {
t.Fatalf("Expected 1 chunk, got %v", len(res))
}
if !bytes.Equal(res[0][:], keys[3]) {
t.Fatalf("Expected %v chunk, got %v", keys[3], res[0])
}
}