FilesExpand file tree

main

/

reactor_test.go

Copy path

Blame

More file actions

Blame

More file actions

Latest commit

 

History

History

History

187 lines (168 loc) · 6.49 KB

main

/

reactor_test.go

Copy path

Top

File metadata and controls

• Code
• Blame

187 lines (168 loc) · 6.49 KB

Raw

Copy raw file

Download raw file

Open symbols panel

Edit and raw actions

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

93

94

95

96

97

98

99

100

101

102

103

104

105

106

107

108

109

110

111

112

113

114

115

116

117

118

119

120

121

122

123

124

125

126

127

128

129

130

131

132

133

134

135

136

137

138

139

140

141

142

143

144

145

146

147

148

149

150

151

152

153

154

155

156

157

158

159

160

161

162

163

164

165

166

167

168

169

170

171

172

173

174

175

176

177

178

179

180

181

182

183

184

185

186

187

package statesync

import (

"testing"

"time"

"github.com/cosmos/gogoproto/proto"

"github.com/stretchr/testify/assert"

"github.com/stretchr/testify/mock"

"github.com/stretchr/testify/require"

abci "github.com/cometbft/cometbft/abci/types"

"github.com/cometbft/cometbft/config"

"github.com/cometbft/cometbft/p2p"

p2pmocks "github.com/cometbft/cometbft/p2p/mocks"

ssproto "github.com/cometbft/cometbft/proto/tendermint/statesync"

proxymocks "github.com/cometbft/cometbft/proxy/mocks"

)

func TestReactor_Receive_ChunkRequest(t *testing.T) {

testcases := map[string]struct {

request *ssproto.ChunkRequest

chunk []byte

expectResponse *ssproto.ChunkResponse

}{

"chunk is returned": {

&ssproto.ChunkRequest{Height: 1, Format: 1, Index: 1},

[]byte{1, 2, 3},

&ssproto.ChunkResponse{Height: 1, Format: 1, Index: 1, Chunk: []byte{1, 2, 3}},

},

"empty chunk is returned, as nil": {

&ssproto.ChunkRequest{Height: 1, Format: 1, Index: 1},

[]byte{},

&ssproto.ChunkResponse{Height: 1, Format: 1, Index: 1, Chunk: nil},

},

"nil (missing) chunk is returned as missing": {

&ssproto.ChunkRequest{Height: 1, Format: 1, Index: 1},

nil,

&ssproto.ChunkResponse{Height: 1, Format: 1, Index: 1, Missing: true},

},

}

for name, tc := range testcases {

t.Run(name, func(t *testing.T) {

// Mock ABCI connection to return local snapshots

conn := &proxymocks.AppConnSnapshot{}

conn.On("LoadSnapshotChunk", mock.Anything, &abci.RequestLoadSnapshotChunk{

Height: tc.request.Height,

Format: tc.request.Format,

Chunk: tc.request.Index,

}).Return(&abci.ResponseLoadSnapshotChunk{Chunk: tc.chunk}, nil)

// Mock peer to store response, if found

peer := &p2pmocks.Peer{}

peer.On("ID").Return(p2p.ID("id"))

var response *ssproto.ChunkResponse

if tc.expectResponse != nil {

peer.On("Send", mock.MatchedBy(func(i any) bool {

e, ok := i.(p2p.Envelope)

return ok && e.ChannelID == ChunkChannel

})).Run(func(args mock.Arguments) {

e := args[0].(p2p.Envelope)

// Marshal to simulate a wire roundtrip.

bz, err := proto.Marshal(e.Message)

require.NoError(t, err)

err = proto.Unmarshal(bz, e.Message)

require.NoError(t, err)

response = e.Message.(*ssproto.ChunkResponse)

}).Return(true)

}

// Start a reactor and send a ssproto.ChunkRequest, then wait for and check response

cfg := config.DefaultStateSyncConfig()

r := NewReactor(*cfg, conn, nil, NopMetrics())

err := r.Start()

require.NoError(t, err)

t.Cleanup(func() {

if err := r.Stop(); err != nil {

t.Error(err)

}

})

r.Receive(p2p.Envelope{

ChannelID: ChunkChannel,

Src: peer,

Message: tc.request,

})

time.Sleep(100 * time.Millisecond)

assert.Equal(t, tc.expectResponse, response)

conn.AssertExpectations(t)

peer.AssertExpectations(t)

})

}

}

func TestReactor_Receive_SnapshotsRequest(t *testing.T) {

testcases := map[string]struct {

snapshots []*abci.Snapshot

expectResponses []*ssproto.SnapshotsResponse

}{

"no snapshots": {nil, []*ssproto.SnapshotsResponse{}},

">10 unordered snapshots": {

[]*abci.Snapshot{

{Height: 1, Format: 2, Chunks: 7, Hash: []byte{1, 2}, Metadata: []byte{1}},

{Height: 2, Format: 2, Chunks: 7, Hash: []byte{2, 2}, Metadata: []byte{2}},

{Height: 3, Format: 2, Chunks: 7, Hash: []byte{3, 2}, Metadata: []byte{3}},

{Height: 1, Format: 1, Chunks: 7, Hash: []byte{1, 1}, Metadata: []byte{4}},

{Height: 2, Format: 1, Chunks: 7, Hash: []byte{2, 1}, Metadata: []byte{5}},

{Height: 3, Format: 1, Chunks: 7, Hash: []byte{3, 1}, Metadata: []byte{6}},

{Height: 1, Format: 4, Chunks: 7, Hash: []byte{1, 4}, Metadata: []byte{7}},

{Height: 2, Format: 4, Chunks: 7, Hash: []byte{2, 4}, Metadata: []byte{8}},

{Height: 3, Format: 4, Chunks: 7, Hash: []byte{3, 4}, Metadata: []byte{9}},

{Height: 1, Format: 3, Chunks: 7, Hash: []byte{1, 3}, Metadata: []byte{10}},

{Height: 2, Format: 3, Chunks: 7, Hash: []byte{2, 3}, Metadata: []byte{11}},

{Height: 3, Format: 3, Chunks: 7, Hash: []byte{3, 3}, Metadata: []byte{12}},

},

[]*ssproto.SnapshotsResponse{

{Height: 3, Format: 4, Chunks: 7, Hash: []byte{3, 4}, Metadata: []byte{9}},

{Height: 3, Format: 3, Chunks: 7, Hash: []byte{3, 3}, Metadata: []byte{12}},

{Height: 3, Format: 2, Chunks: 7, Hash: []byte{3, 2}, Metadata: []byte{3}},

{Height: 3, Format: 1, Chunks: 7, Hash: []byte{3, 1}, Metadata: []byte{6}},

{Height: 2, Format: 4, Chunks: 7, Hash: []byte{2, 4}, Metadata: []byte{8}},

{Height: 2, Format: 3, Chunks: 7, Hash: []byte{2, 3}, Metadata: []byte{11}},

{Height: 2, Format: 2, Chunks: 7, Hash: []byte{2, 2}, Metadata: []byte{2}},

{Height: 2, Format: 1, Chunks: 7, Hash: []byte{2, 1}, Metadata: []byte{5}},

{Height: 1, Format: 4, Chunks: 7, Hash: []byte{1, 4}, Metadata: []byte{7}},

{Height: 1, Format: 3, Chunks: 7, Hash: []byte{1, 3}, Metadata: []byte{10}},

},

},

}

for name, tc := range testcases {

t.Run(name, func(t *testing.T) {

// Mock ABCI connection to return local snapshots

conn := &proxymocks.AppConnSnapshot{}

conn.On("ListSnapshots", mock.Anything, &abci.RequestListSnapshots{}).Return(&abci.ResponseListSnapshots{

Snapshots: tc.snapshots,

}, nil)

// Mock peer to catch responses and store them in a slice

responses := []*ssproto.SnapshotsResponse{}

peer := &p2pmocks.Peer{}

if len(tc.expectResponses) > 0 {

peer.On("ID").Return(p2p.ID("id"))

peer.On("Send", mock.MatchedBy(func(i any) bool {

e, ok := i.(p2p.Envelope)

return ok && e.ChannelID == SnapshotChannel

})).Run(func(args mock.Arguments) {

e := args[0].(p2p.Envelope)

// Marshal to simulate a wire roundtrip.

bz, err := proto.Marshal(e.Message)

require.NoError(t, err)

err = proto.Unmarshal(bz, e.Message)

require.NoError(t, err)

responses = append(responses, e.Message.(*ssproto.SnapshotsResponse))

}).Return(true)

}

// Start a reactor and send a SnapshotsRequestMessage, then wait for and check responses

cfg := config.DefaultStateSyncConfig()

r := NewReactor(*cfg, conn, nil, NopMetrics())

err := r.Start()

require.NoError(t, err)

t.Cleanup(func() {

if err := r.Stop(); err != nil {

t.Error(err)

}

})

r.Receive(p2p.Envelope{

ChannelID: SnapshotChannel,

Src: peer,

Message: &ssproto.SnapshotsRequest{},

})

time.Sleep(100 * time.Millisecond)

assert.Equal(t, tc.expectResponses, responses)

conn.AssertExpectations(t)

peer.AssertExpectations(t)

})

}

}