testEqual(t, "Read from %q = length %v, want %v", p.encoded, len(dbuf), len(p.decoded))
testEqual(t, "Decoding of %q = %q, want %q", p.encoded, string(dbuf), p.decoded)
if err != nil {
testEqual(t, "Read from %q = length %v, want %v", p.encoded, len(dbuf), len(p.decoded))
testEqual(t, "Decoding of %q = %q, want %q", p.encoded, string(dbuf), p.decoded)
if err != nil {