package client_test import ( "context" "testing" "time" "github.com/stretchr/testify/require" "github.com/tendermint/tendermint/crypto/tmhash" tmrand "github.com/tendermint/tendermint/libs/rand" "github.com/tendermint/tendermint/privval" tmproto "github.com/tendermint/tendermint/proto/tendermint/types" "github.com/tendermint/tendermint/rpc/client" "github.com/tendermint/tendermint/types" ) func newEvidence(t *testing.T, val *privval.FilePV, vote *types.Vote, vote2 *types.Vote, chainID string, timestamp time.Time, ) *types.DuplicateVoteEvidence { t.Helper() var err error v := vote.ToProto() v2 := vote2.ToProto() vote.Signature, err = val.Key.PrivKey.Sign(types.VoteSignBytes(chainID, v)) require.NoError(t, err) vote2.Signature, err = val.Key.PrivKey.Sign(types.VoteSignBytes(chainID, v2)) require.NoError(t, err) validator := types.NewValidator(val.Key.PubKey, 10) valSet := types.NewValidatorSet([]*types.Validator{validator}) ev, err := types.NewDuplicateVoteEvidence(vote, vote2, timestamp, valSet) require.NoError(t, err) return ev } func makeEvidences( t *testing.T, val *privval.FilePV, chainID string, timestamp time.Time, ) (correct *types.DuplicateVoteEvidence, fakes []*types.DuplicateVoteEvidence) { vote := types.Vote{ ValidatorAddress: val.Key.Address, ValidatorIndex: 0, Height: 1, Round: 0, Type: tmproto.PrevoteType, Timestamp: timestamp, BlockID: types.BlockID{ Hash: tmhash.Sum(tmrand.Bytes(tmhash.Size)), PartSetHeader: types.PartSetHeader{ Total: 1000, Hash: tmhash.Sum([]byte("partset")), }, }, } vote2 := vote vote2.BlockID.Hash = tmhash.Sum([]byte("blockhash2")) correct = newEvidence(t, val, &vote, &vote2, chainID, timestamp) fakes = make([]*types.DuplicateVoteEvidence, 0) // different address { v := vote2 v.ValidatorAddress = []byte("some_address") fakes = append(fakes, newEvidence(t, val, &vote, &v, chainID, timestamp)) } // different height { v := vote2 v.Height = vote.Height + 1 fakes = append(fakes, newEvidence(t, val, &vote, &v, chainID, timestamp)) } // different round { v := vote2 v.Round = vote.Round + 1 fakes = append(fakes, newEvidence(t, val, &vote, &v, chainID, timestamp)) } // different type { v := vote2 v.Type = tmproto.PrecommitType fakes = append(fakes, newEvidence(t, val, &vote, &v, chainID, timestamp)) } // exactly same vote { v := vote fakes = append(fakes, newEvidence(t, val, &vote, &v, chainID, timestamp)) } return correct, fakes } func waitForBlock(ctx context.Context, t *testing.T, c client.Client, height int64) { timer := time.NewTimer(0 * time.Millisecond) defer timer.Stop() for { select { case <-ctx.Done(): return case <-timer.C: status, err := c.Status(ctx) require.NoError(t, err) if status.SyncInfo.LatestBlockHeight >= height { return } timer.Reset(200 * time.Millisecond) } } }