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183 lines
4.7 KiB
183 lines
4.7 KiB
package example
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import (
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"context"
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"fmt"
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"math/rand"
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"net"
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"os"
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"reflect"
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"testing"
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"time"
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"github.com/stretchr/testify/require"
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"google.golang.org/grpc"
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"google.golang.org/grpc/credentials/insecure"
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"github.com/tendermint/tendermint/libs/log"
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tmnet "github.com/tendermint/tendermint/libs/net"
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abciclient "github.com/tendermint/tendermint/abci/client"
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"github.com/tendermint/tendermint/abci/example/code"
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"github.com/tendermint/tendermint/abci/example/kvstore"
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abciserver "github.com/tendermint/tendermint/abci/server"
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"github.com/tendermint/tendermint/abci/types"
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)
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func init() {
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rand.Seed(time.Now().UnixNano())
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}
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func TestKVStore(t *testing.T) {
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ctx, cancel := context.WithCancel(context.Background())
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defer cancel()
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logger := log.NewTestingLogger(t)
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logger.Info("### Testing KVStore")
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testStream(ctx, t, logger, kvstore.NewApplication())
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}
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func TestBaseApp(t *testing.T) {
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ctx, cancel := context.WithCancel(context.Background())
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defer cancel()
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logger := log.NewTestingLogger(t)
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logger.Info("### Testing BaseApp")
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testStream(ctx, t, logger, types.NewBaseApplication())
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}
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func TestGRPC(t *testing.T) {
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ctx, cancel := context.WithCancel(context.Background())
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defer cancel()
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logger := log.NewTestingLogger(t)
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logger.Info("### Testing GRPC")
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testGRPCSync(ctx, t, logger, types.NewGRPCApplication(types.NewBaseApplication()))
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}
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func testStream(ctx context.Context, t *testing.T, logger log.Logger, app types.Application) {
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t.Helper()
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const numDeliverTxs = 20000
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socketFile := fmt.Sprintf("test-%08x.sock", rand.Int31n(1<<30))
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defer os.Remove(socketFile)
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socket := fmt.Sprintf("unix://%v", socketFile)
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// Start the listener
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server := abciserver.NewSocketServer(logger.With("module", "abci-server"), socket, app)
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t.Cleanup(server.Wait)
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err := server.Start(ctx)
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require.NoError(t, err)
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// Connect to the socket
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client := abciclient.NewSocketClient(logger.With("module", "abci-client"), socket, false)
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t.Cleanup(client.Wait)
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err = client.Start(ctx)
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require.NoError(t, err)
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done := make(chan struct{})
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counter := 0
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client.SetResponseCallback(func(req *types.Request, res *types.Response) {
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// Process response
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switch r := res.Value.(type) {
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case *types.Response_DeliverTx:
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counter++
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if r.DeliverTx.Code != code.CodeTypeOK {
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t.Error("DeliverTx failed with ret_code", r.DeliverTx.Code)
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}
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if counter > numDeliverTxs {
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t.Fatalf("Too many DeliverTx responses. Got %d, expected %d", counter, numDeliverTxs)
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}
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if counter == numDeliverTxs {
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go func() {
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time.Sleep(time.Second * 1) // Wait for a bit to allow counter overflow
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close(done)
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}()
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return
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}
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case *types.Response_Flush:
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// ignore
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default:
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t.Error("Unexpected response type", reflect.TypeOf(res.Value))
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}
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})
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// Write requests
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for counter := 0; counter < numDeliverTxs; counter++ {
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// Send request
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_, err = client.DeliverTxAsync(ctx, types.RequestDeliverTx{Tx: []byte("test")})
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require.NoError(t, err)
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// Sometimes send flush messages
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if counter%128 == 0 {
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err = client.FlushSync(ctx)
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require.NoError(t, err)
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}
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}
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// Send final flush message
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_, err = client.FlushAsync(ctx)
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require.NoError(t, err)
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<-done
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}
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//-------------------------
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// test grpc
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func dialerFunc(ctx context.Context, addr string) (net.Conn, error) {
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return tmnet.Connect(addr)
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}
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func testGRPCSync(ctx context.Context, t *testing.T, logger log.Logger, app types.ABCIApplicationServer) {
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t.Helper()
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numDeliverTxs := 2000
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socketFile := fmt.Sprintf("/tmp/test-%08x.sock", rand.Int31n(1<<30))
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defer os.Remove(socketFile)
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socket := fmt.Sprintf("unix://%v", socketFile)
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// Start the listener
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server := abciserver.NewGRPCServer(logger.With("module", "abci-server"), socket, app)
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require.NoError(t, server.Start(ctx))
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t.Cleanup(func() { server.Wait() })
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// Connect to the socket
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conn, err := grpc.Dial(socket,
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grpc.WithTransportCredentials(insecure.NewCredentials()),
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grpc.WithContextDialer(dialerFunc),
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)
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require.NoError(t, err, "Error dialing GRPC server")
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t.Cleanup(func() {
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if err := conn.Close(); err != nil {
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t.Error(err)
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}
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})
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client := types.NewABCIApplicationClient(conn)
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// Write requests
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for counter := 0; counter < numDeliverTxs; counter++ {
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// Send request
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response, err := client.DeliverTx(ctx, &types.RequestDeliverTx{Tx: []byte("test")})
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require.NoError(t, err, "Error in GRPC DeliverTx")
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counter++
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if response.Code != code.CodeTypeOK {
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t.Error("DeliverTx failed with ret_code", response.Code)
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}
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if counter > numDeliverTxs {
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t.Fatal("Too many DeliverTx responses")
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}
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t.Log("response", counter)
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if counter == numDeliverTxs {
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go func() {
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time.Sleep(time.Second * 1) // Wait for a bit to allow counter overflow
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}()
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}
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}
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}
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