*testing.T) { testRandomPoint(t, P384()) }) t.Run("P-521", func(t *testing.T) { testRandomPoint(t, P521()) }) } func testRandomPoint[P Point[P]](t *testing.T, c *Curve[P]) { t.Cleanup(func() { 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,...