fasthttp-server-test.go

func TestFasthttpServer(t *testing.T) {
	fSv := fasthttp.Server{}
	fSv.Handler = func(ctx *fasthttp.RequestCtx) {
		if string(ctx.Path()) == "/test" && string(ctx.Method()) == "GET" {
			ctx.WriteString("OK")
		}
	}

	ln := fasthttputil.NewInmemoryListener()

	go fSv.Serve(ln)

	client := http.Client{Transport: &http.Transport{
		DialContext: func(ctx context.Context, network, addr string) (net.Conn, error) {
			return ln.Dial()
		},
	}}

	resp, _ := client.Get("http://localhost/test")
	respBody, _ := io.ReadAll(resp.Body)
	assert.Equal(t, string(respBody), "OK")
}