|
package statesync
|
|
|
|
import (
|
|
"testing"
|
|
"time"
|
|
|
|
"github.com/stretchr/testify/assert"
|
|
"github.com/stretchr/testify/mock"
|
|
"github.com/stretchr/testify/require"
|
|
|
|
abci "github.com/tendermint/tendermint/abci/types"
|
|
"github.com/tendermint/tendermint/p2p"
|
|
p2pmocks "github.com/tendermint/tendermint/p2p/mocks"
|
|
ssproto "github.com/tendermint/tendermint/proto/statesync"
|
|
proxymocks "github.com/tendermint/tendermint/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 {
|
|
tc := tc
|
|
t.Run(name, func(t *testing.T) {
|
|
// Mock ABCI connection to return local snapshots
|
|
conn := &proxymocks.AppConnSnapshot{}
|
|
conn.On("LoadSnapshotChunkSync", 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", ChunkChannel, mock.Anything).Run(func(args mock.Arguments) {
|
|
msg, err := decodeMsg(args[1].([]byte))
|
|
require.NoError(t, err)
|
|
response = msg.(*ssproto.ChunkResponse)
|
|
}).Return(true)
|
|
}
|
|
|
|
// Start a reactor and send a ssproto.ChunkRequest, then wait for and check response
|
|
r := NewReactor(conn, nil, "")
|
|
err := r.Start()
|
|
require.NoError(t, err)
|
|
defer r.Stop()
|
|
|
|
r.Receive(ChunkChannel, peer, mustEncodeMsg(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 {
|
|
tc := tc
|
|
t.Run(name, func(t *testing.T) {
|
|
// Mock ABCI connection to return local snapshots
|
|
conn := &proxymocks.AppConnSnapshot{}
|
|
conn.On("ListSnapshotsSync", 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", SnapshotChannel, mock.Anything).Run(func(args mock.Arguments) {
|
|
msg, err := decodeMsg(args[1].([]byte))
|
|
require.NoError(t, err)
|
|
responses = append(responses, msg.(*ssproto.SnapshotsResponse))
|
|
}).Return(true)
|
|
}
|
|
|
|
// Start a reactor and send a SnapshotsRequestMessage, then wait for and check responses
|
|
r := NewReactor(conn, nil, "")
|
|
err := r.Start()
|
|
require.NoError(t, err)
|
|
defer r.Stop()
|
|
|
|
r.Receive(SnapshotChannel, peer, mustEncodeMsg(&ssproto.SnapshotsRequest{}))
|
|
time.Sleep(100 * time.Millisecond)
|
|
assert.Equal(t, tc.expectResponses, responses)
|
|
|
|
conn.AssertExpectations(t)
|
|
peer.AssertExpectations(t)
|
|
})
|
|
}
|
|
}
|