})
	defer timer.Stop()

	_, err := Decode(strings.NewReader(input))
	if err == nil {
		t.Fatalf("got nil error, want non-nil")
	}
}

func TestPaddedRSTMarker(t *testing.T) {
	// This test image comes from golang.org/issue/28717
	const base64EncodedImage = `
/9j/4AAhQVZJMQABAQEAeAB4AAAAAAAAAAAAAAAAAAAAAAAAAP/bAEMABAIDAwMCBAMDAwQEBAQGCgYG