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dkg/gennaro/participant_test.go

@@ -0,0 +1,48 @@
+//
+// Copyright Coinbase, Inc. All Rights Reserved.
+//
+// SPDX-License-Identifier: Apache-2.0
+//
+
+package gennaro
+
+import (
+	"math/big"
+	"testing"
+
+	"github.com/btcsuite/btcd/btcec/v2"
+	"github.com/stretchr/testify/require"
+
+	"github.com/sonr-io/sonr/crypto/core/curves"
+	"github.com/sonr-io/sonr/crypto/internal"
+)
+
+var testGenerator, _ = curves.NewScalarBaseMult(btcec.S256(), big.NewInt(3333))
+
+func TestNewParticipantWorks(t *testing.T) {
+	p, err := NewParticipant(1, 2, testGenerator, curves.NewK256Scalar(), 2)
+	require.NoError(t, err)
+	require.NotNil(t, p)
+	require.Equal(t, p.id, uint32(1))
+	require.Equal(t, p.round, 1)
+	require.Equal(t, p.curve, btcec.S256())
+	require.NotNil(t, p.pedersen)
+	require.NotNil(t, p.feldman)
+	require.Nil(t, p.pedersenResult)
+	require.NotNil(t, p.otherParticipantShares)
+	require.NotNil(t, p.scalar)
+	_, ok := p.otherParticipantShares[2]
+	require.True(t, ok)
+}
+
+func TestNewParticipantBadInputs(t *testing.T) {
+	_, err := NewParticipant(0, 0, nil, nil)
+	require.Error(t, err)
+	require.Equal(t, err, internal.ErrNilArguments)
+	_, err = NewParticipant(1, 2, nil, nil)
+	require.Error(t, err)
+	require.Equal(t, err, internal.ErrNilArguments)
+	_, err = NewParticipant(1, 2, testGenerator, nil)
+	require.Error(t, err)
+	require.Equal(t, err, internal.ErrNilArguments)
+}