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package example
import (
"context"
"fmt"
"math/rand"
"net"
"os"
"testing"
"time"
"github.com/stretchr/testify/require"
"google.golang.org/grpc"
"google.golang.org/grpc/credentials/insecure"
"github.com/tendermint/tendermint/libs/log"
tmnet "github.com/tendermint/tendermint/libs/net"
abciclient "github.com/tendermint/tendermint/abci/client"
"github.com/tendermint/tendermint/abci/example/code"
"github.com/tendermint/tendermint/abci/example/kvstore"
abciserver "github.com/tendermint/tendermint/abci/server"
"github.com/tendermint/tendermint/abci/types"
)
func init() {
rand.Seed(time.Now().UnixNano())
}
func TestKVStore(t *testing.T) {
ctx, cancel := context.WithCancel(context.Background())
defer cancel()
logger := log.NewNopLogger()
t.Log("### Testing KVStore")
testBulk(ctx, t, logger, kvstore.NewApplication())
}
func TestBaseApp(t *testing.T) {
ctx, cancel := context.WithCancel(context.Background())
defer cancel()
logger := log.NewNopLogger()
t.Log("### Testing BaseApp")
testBulk(ctx, t, logger, types.NewBaseApplication())
}
func TestGRPC(t *testing.T) {
ctx, cancel := context.WithCancel(context.Background())
defer cancel()
logger := log.NewNopLogger()
t.Log("### Testing GRPC")
testGRPCSync(ctx, t, logger, types.NewGRPCApplication(types.NewBaseApplication()))
}
func testBulk(ctx context.Context, t *testing.T, logger log.Logger, app types.Application) {
t.Helper()
const numDeliverTxs = 700000
socketFile := fmt.Sprintf("test-%08x.sock", rand.Int31n(1<<30))
defer os.Remove(socketFile)
socket := fmt.Sprintf("unix://%v", socketFile)
// Start the listener
server := abciserver.NewSocketServer(logger.With("module", "abci-server"), socket, app)
t.Cleanup(server.Wait)
err := server.Start(ctx)
require.NoError(t, err)
// Connect to the socket
client := abciclient.NewSocketClient(logger.With("module", "abci-client"), socket, false)
t.Cleanup(client.Wait)
err = client.Start(ctx)
require.NoError(t, err)
// Construct request
rfb := types.RequestFinalizeBlock{Txs: make([][]byte, numDeliverTxs)}
for counter := 0; counter < numDeliverTxs; counter++ {
rfb.Txs[counter] = []byte("test")
}
// Send bulk request
res, err := client.FinalizeBlock(ctx, rfb)
require.NoError(t, err)
require.Equal(t, numDeliverTxs, len(res.TxResults), "Number of txs doesn't match")
for _, tx := range res.TxResults {
require.Equal(t, tx.Code, code.CodeTypeOK, "Tx failed")
}
// Send final flush message
err = client.Flush(ctx)
require.NoError(t, err)
}
//-------------------------
// test grpc
func dialerFunc(ctx context.Context, addr string) (net.Conn, error) {
return tmnet.Connect(addr)
}
func testGRPCSync(ctx context.Context, t *testing.T, logger log.Logger, app types.ABCIApplicationServer) {
t.Helper()
numDeliverTxs := 680000
socketFile := fmt.Sprintf("/tmp/test-%08x.sock", rand.Int31n(1<<30))
defer os.Remove(socketFile)
socket := fmt.Sprintf("unix://%v", socketFile)
// Start the listener
server := abciserver.NewGRPCServer(logger.With("module", "abci-server"), socket, app)
require.NoError(t, server.Start(ctx))
t.Cleanup(server.Wait)
// Connect to the socket
conn, err := grpc.Dial(socket,
grpc.WithTransportCredentials(insecure.NewCredentials()),
grpc.WithContextDialer(dialerFunc),
)
require.NoError(t, err, "Error dialing GRPC server")
t.Cleanup(func() {
if err := conn.Close(); err != nil {
t.Error(err)
}
})
client := types.NewABCIApplicationClient(conn)
// Construct request
rfb := types.RequestFinalizeBlock{Txs: make([][]byte, numDeliverTxs)}
for counter := 0; counter < numDeliverTxs; counter++ {
rfb.Txs[counter] = []byte("test")
}
// Send request
response, err := client.FinalizeBlock(ctx, &rfb)
require.NoError(t, err, "Error in GRPC FinalizeBlock")
require.Equal(t, numDeliverTxs, len(response.TxResults), "Number of txs returned via GRPC doesn't match")
for _, tx := range response.TxResults {
require.Equal(t, tx.Code, code.CodeTypeOK, "Tx failed")
}
}