package main

import (
	"net/http"
	"net/http/httptest"
	"testing"
)

func makeRequest(client *http.Client, url string) error {
	resp, err := client.Get(url)
	if err != nil {
		return err
	}
	defer resp.Body.Close()
	return nil
}

func BenchmarkNewHttpClientEachRequest(b *testing.B) {
	server := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
		w.WriteHeader(http.StatusOK)
		w.Write([]byte("OK"))
	}))
	defer server.Close()

	for i := 0; i < b.N; i++ {
		client := &http.Client{}
		if err := makeRequest(client, server.URL); err != nil {
			b.Fatalf("Request failed: %v", err)
		}
	}
}

func BenchmarkReuseHttpClient(b *testing.B) {
	server := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
		w.WriteHeader(http.StatusOK)
		w.Write([]byte("OK"))
	}))
	defer server.Close()

	client := &http.Client{} // Reusable HTTP client
	for i := 0; i < b.N; i++ {
		if err := makeRequest(client, server.URL); err != nil {
			b.Fatalf("Request failed: %v", err)
		}
	}
}