Merge pull request #9 from practicalgo/issue_7

Fix: Publish client-slow-write code

Author: amitsaha

chap7/client-slow-write/go.mod

@@ -0,0 +1,3 @@
+module github.com/practicalgo/code/chap7/client-slow-write
+
+go 1.16

chap7/client-slow-write/main.go

@@ -0,0 +1,48 @@
+package main
+
+import (
+	"context"
+	"fmt"
+	"io"
+	"log"
+	"net/http"
+	"time"
+)
+
+func longRunningProcess(w *io.PipeWriter) {
+	for i := 0; i <= 10; i++ {
+		fmt.Fprintf(w, "hello")
+		time.Sleep(1 * time.Second)
+	}
+	w.Close()
+}
+
+func main() {
+
+	client := http.Client{}
+	logReader, logWriter := io.Pipe()
+	go longRunningProcess(logWriter)
+	r, err := http.NewRequestWithContext(
+		context.Background(),
+		"POST",
+		"http://localhost:8080/api/users/",
+		logReader,
+	)
+	if err != nil {
+		log.Fatal(err)
+	}
+
+	log.Printf("Starting client request")
+
+	resp, err := client.Do(r)
+	if err != nil {
+		log.Fatalf("Error when sending the request: %v\n", err)
+	}
+
+	defer resp.Body.Close()
+	data, err := io.ReadAll(resp.Body)
+	if err != nil {
+		log.Fatal(err)
+	}
+	log.Println(string(data))
+}