mirror of
https://github.com/luxfi/threshold.git
synced 2026-10-30 15:15:53 +00:00
zeekay
3da6ad92e4
- Remove unnecessary trailing newlines - Fix comment formatting - Adjust indentation and spacing - Remove unused nolint directives
66 lines
1.6 KiB
Go
66 lines
1.6 KiB
Go
package zkaffg
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import (
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"crypto/rand"
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"testing"
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"github.com/cronokirby/saferith"
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"github.com/fxamacker/cbor/v2"
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"github.com/luxfi/threshold/pkg/hash"
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"github.com/luxfi/threshold/pkg/math/curve"
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"github.com/luxfi/threshold/pkg/math/sample"
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"github.com/luxfi/threshold/pkg/zk"
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"github.com/stretchr/testify/assert"
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"github.com/stretchr/testify/require"
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)
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func TestAffG(t *testing.T) {
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group := curve.Secp256k1{}
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verifierPaillier := zk.VerifierPaillierPublic
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verifierPedersen := zk.Pedersen
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prover := zk.ProverPaillierPublic
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c := new(saferith.Int).SetUint64(12)
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C, _ := verifierPaillier.Enc(c)
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x := sample.IntervalL(rand.Reader)
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X := group.NewScalar().SetNat(x.Mod(group.Order())).ActOnBase()
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y := sample.IntervalLPrime(rand.Reader)
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Y, rhoY := prover.Enc(y)
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tmp := C.Clone().Mul(verifierPaillier, x)
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D, rho := verifierPaillier.Enc(y)
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D.Add(verifierPaillier, tmp)
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public := Public{
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Kv: C,
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Dv: D,
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Fp: Y,
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Xp: X,
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Prover: prover,
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Verifier: verifierPaillier,
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Aux: verifierPedersen,
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}
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private := Private{
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X: x,
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Y: y,
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S: rho,
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R: rhoY,
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}
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proof := NewProof(group, hash.New(), public, private)
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assert.True(t, proof.Verify(hash.New(), public))
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out, err := cbor.Marshal(proof)
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require.NoError(t, err, "failed to marshal proof")
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proof2 := Empty(group)
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require.NoError(t, cbor.Unmarshal(out, proof2), "failed to unmarshal proof")
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out2, err := cbor.Marshal(proof2)
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require.NoError(t, err, "failed to marshal 2nd proof")
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proof3 := Empty(group)
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require.NoError(t, cbor.Unmarshal(out2, proof3), "failed to unmarshal 2nd proof")
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assert.True(t, proof3.Verify(hash.New(), public))
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}
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