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crypto/zkp/schnorr/schnorr_test.go

@@ -0,0 +1,37 @@
+package schnorr
+
+import (
+	"crypto/rand"
+	"fmt"
+	"testing"
+
+	"github.com/stretchr/testify/require"
+	"golang.org/x/crypto/sha3"
+
+	"github.com/onsonr/hway/crypto/core/curves"
+)
+
+func TestZKPOverMultipleCurves(t *testing.T) {
+	curveInstances := []*curves.Curve{
+		curves.K256(),
+		curves.P256(),
+		// TODO: the code fails on the following curves. Investigate if this is expected.
+		// curves.PALLAS(),
+		// curves.BLS12377G1(),
+		// curves.BLS12377G2(),
+		// curves.BLS12381G1(),
+		// curves.BLS12381G2(),
+		// curves.ED25519(),
+	}
+	for i, curve := range curveInstances {
+		uniqueSessionId := sha3.New256().Sum([]byte("random seed"))
+		prover := NewProver(curve, nil, uniqueSessionId)
+
+		secret := curve.Scalar.Random(rand.Reader)
+		proof, err := prover.Prove(secret)
+		require.NoError(t, err, fmt.Sprintf("failed in curve %d", i))
+
+		err = Verify(proof, curve, nil, uniqueSessionId)
+		require.NoError(t, err, fmt.Sprintf("failed in curve %d", i))
+	}
+}