}
				if s := string(b); s != want {
					t.Errorf("for path %q got %q, want %q", path, s, want)
				}
				res.Body.Close()
			}
		})
	}
}

func TestServeIndexHtmlFS(t *testing.T) { run(t, testServeIndexHtmlFS) }
func testServeIndexHtmlFS(t *testing.T, mode testMode) {
	const want = "index.html says hello\n"
	ts := newClientServerTest(t, mode, FileServer(Dir("."))).ts
	defer ts.Close()