Add Query; Add benchmark tests

tests/benchmarks/parallel/parallel.go

@@ -0,0 +1,58 @@
+package main
+
+import (
+	"bufio"
+	"fmt"
+	//"encoding/hex"
+
+	. "github.com/tendermint/go-common"
+	"github.com/tendermint/go-wire"
+	"github.com/tendermint/tmsp/types"
+)
+
+func main() {
+
+	conn, err := Connect("unix://test.sock")
+	if err != nil {
+		Exit(err.Error())
+	}
+
+	// Read a bunch of responses
+	go func() {
+		counter := 0
+		for {
+			var res types.Response
+			var n int
+			var err error
+			wire.ReadBinaryPtrLengthPrefixed(&res, conn, 0, &n, &err)
+			if err != nil {
+				Exit(err.Error())
+			}
+			counter += 1
+			if counter%1000 == 0 {
+				fmt.Println("Read", counter)
+			}
+		}
+	}()
+
+	// Write a bunch of requests
+	counter := 0
+	for i := 0; ; i++ {
+		var bufWriter = bufio.NewWriter(conn)
+		var req types.Request = types.RequestEcho{"foobar"}
+		var n int
+		var err error
+		wire.WriteBinaryLengthPrefixed(struct{ types.Request }{req}, bufWriter, &n, &err)
+		if err != nil {
+			Exit(err.Error())
+		}
+		err = bufWriter.Flush()
+		if err != nil {
+			Exit(err.Error())
+		}
+		counter += 1
+		if counter%1000 == 0 {
+			fmt.Println("Write", counter)
+		}
+	}
+}