testingOnlyRejection = nil }) var loopCount int testingOnlyRejection = func() { loopCount++ } // A sequence of all ones will generate 2^N-1, which should be rejected. // (Unless, for example, we are masking too many bits.) r := io.MultiReader(bytes.NewReader(bytes.Repeat([]byte{0xff}, 100)), rand.Reader) if k, p, err := randomPoint(c, func(b []byte) error { _, err := r.Read(b) return err }); err != nil { t.Fatal(err) } else if k.IsZero() == 1 { t.Error("k is zero") } else if p.Bytes()[0] != 4 { t.Error("p...