func testH12_noBody(t *testing.T, status int) {
	h12Compare{Handler: func(w ResponseWriter, r *Request) {
		w.WriteHeader(status)
	}}.run(t)
}

func TestH12_SmallBody(t *testing.T) {
	h12Compare{Handler: func(w ResponseWriter, r *Request) {
		io.WriteString(w, "small body")
	}}.run(t)
}

func TestH12_ExplicitContentLength(t *testing.T) {