TestH2c() — gin Function Reference

Source Code

gin_test.go lines 85–121

func TestH2c(t *testing.T) {
	ln, err := net.Listen("tcp", localhostIP+":0")
	if err != nil {
		t.Error(err)
	}
	r := Default()
	r.UseH2C = true
	r.GET("/", func(c *Context) {
		c.String(200, "<h1>Hello world</h1>")
	})
	go func() {
		err := http.Serve(ln, r.Handler())
		if err != nil {
			t.Log(err)
		}
	}()
	defer ln.Close()

	url := "http://" + ln.Addr().String() + "/"

	httpClient := http.Client{
		Transport: &http2.Transport{
			AllowHTTP: true,
			DialTLS: func(netw, addr string, cfg *tls.Config) (net.Conn, error) {
				return net.Dial(netw, addr)
			},
		},
	}

	res, err := httpClient.Get(url)
	if err != nil {
		t.Error(err)
	}

	resp, _ := io.ReadAll(res.Body)
	assert.Equal(t, "<h1>Hello world</h1>", string(resp))
}