1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
|
// Copyright 2018 The dexon-consensus-core Authors
// This file is part of the dexon-consensus-core library.
//
// The dexon-consensus-core 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 dexon-consensus-core 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 dexon-consensus-core library. If not, see
// <http://www.gnu.org/licenses/>.
package blockdb
import (
"fmt"
"testing"
"time"
"os"
"github.com/stretchr/testify/suite"
"github.com/dexon-foundation/dexon-consensus-core/common"
"github.com/dexon-foundation/dexon-consensus-core/core/types"
)
type LevelDBTestSuite struct {
suite.Suite
}
func (s *LevelDBTestSuite) TestBasicUsage() {
dbName := fmt.Sprintf("test-db-%v.db", time.Now().UTC())
db, err := NewLevelDBBackendBlockDB(dbName)
s.Require().Nil(err)
defer func(dbName string) {
err = db.Close()
s.Nil(err)
err = os.RemoveAll(dbName)
s.Nil(err)
}(dbName)
// Queried something from an empty database.
hash1 := common.NewRandomHash()
_, err = db.Get(hash1)
s.Equal(ErrBlockDoesNotExist, err)
// Update on an empty database should not success.
validator1 := types.ValidatorID{Hash: common.NewRandomHash()}
block1 := types.Block{
ProposerID: validator1,
Hash: hash1,
Height: 1,
State: types.BlockStatusInit,
}
err = db.Update(block1)
s.Equal(ErrBlockDoesNotExist, err)
// Put to create a new record should just work fine.
err = db.Put(block1)
s.Nil(err)
// Get it back should work fine.
queried, err := db.Get(block1.Hash)
s.Nil(err)
s.Equal(queried.ProposerID, block1.ProposerID)
s.Equal(queried.State, block1.State)
// Test Update.
now := time.Now().UTC()
queried.Timestamps = map[types.ValidatorID]time.Time{
queried.ProposerID: now,
}
err = db.Update(queried)
s.Nil(err)
// Try to get it back via ValidatorID and height.
queried, err = db.GetByValidatorAndHeight(block1.ProposerID, block1.Height)
s.Nil(err)
s.Equal(now, queried.Timestamps[queried.ProposerID])
}
func TestLevelDB(t *testing.T) {
suite.Run(t, new(LevelDBTestSuite))
}
|