[ Agent ] [ Executor ] - add systemc shutdown service

agent-go/executor/FunctionalExecutor_test.go

@@ -3,6 +3,7 @@ package executor
 import (
 	"bytes"
 	"fmt"
+	"os"
 	"os/exec"
 	"strings"
 	"testing"
@@ -117,3 +118,51 @@ func TestPipelineCommandExecutor(t *testing.T) {
 	t.Logf("command result are 下 \n")
 	BasicPrettyPrint(ok, resultLog)
 }
+
+func TestSimple(t *testing.T) {
+
+	for i := 0; i < 10; i++ {
+		var output bytes.Buffer
+
+		fmt.Printf("output address  is => %p \n", &output)
+
+	}
+	fmt.Println()
+	var output bytes.Buffer
+	fmt.Printf("out is => %#v\n", output)
+
+	command := exec.Command("ls")
+	command.StdoutPipe()
+
+}
+
+func TestFileBasedPipe(t *testing.T) {
+	reader, writer, err := os.Pipe()
+	if err != nil {
+		fmt.Printf("Error: Couldn't create the named pipe: %s\n", err)
+	}
+	go func() {
+
+		output := make([]byte, 100)
+		n, err := reader.Read(output)
+		if err != nil {
+			fmt.Printf("Error: Couldn't read data from the named pipe: %s\n", err)
+		}
+		fmt.Printf("Read %d byte(s). [file-based pipe]\n", n)
+
+		fmt.Printf("Read content are => %s\n", string(output))
+
+	}()
+
+	input := make([]byte, 26)
+	for i := 65; i <= 90; i++ {
+		input[i-65] = byte(i)
+	}
+	n, err := writer.Write(input)
+	if err != nil {
+		fmt.Printf("Error: Couldn't write data to the named pipe: %s\n", err)
+	}
+	fmt.Printf("Written %d byte(s). [file-based pipe]\n", n)
+	//time.Sleep(200 * time.Millisecond)
+
+}