p.Bytes()[0] != 4 { t.Error("p is infinity") } if loopCount > 0 { t.Error("unexpected rejection") } } func TestHashToNat(t *testing.T) { t.Run("P-224", func(t *testing.T) { testHashToNat(t, P224()) }) t.Run("P-256", func(t *testing.T) { testHashToNat(t, P256()) }) t.Run("P-384", func(t *testing.T) { testHashToNat(t, P384()) }) t.Run("P-521", func(t *testing.T) { testHashToNat(t, P521()) }) } func testHashToNat[P Point[P]](t *testing.T, c *Curve[P]) { for l := 0; l < 600; l++ { h := bytes.Repeat([]byte{0xff},...