test: create common functions for easily producing tm data structures (#6435)

internal/test/factory/commit.go

@@ -0,0 +1,48 @@
+package factory
+
+import (
+	"context"
+	"fmt"
+	"time"
+
+	tmproto "github.com/tendermint/tendermint/proto/tendermint/types"
+	"github.com/tendermint/tendermint/types"
+)
+
+func MakeCommit(blockID types.BlockID, height int64, round int32,
+	voteSet *types.VoteSet, validators []types.PrivValidator, now time.Time) (*types.Commit, error) {
+
+	// all sign
+	for i := 0; i < len(validators); i++ {
+		pubKey, err := validators[i].GetPubKey(context.Background())
+		if err != nil {
+			return nil, fmt.Errorf("can't get pubkey: %w", err)
+		}
+		vote := &types.Vote{
+			ValidatorAddress: pubKey.Address(),
+			ValidatorIndex:   int32(i),
+			Height:           height,
+			Round:            round,
+			Type:             tmproto.PrecommitType,
+			BlockID:          blockID,
+			Timestamp:        now,
+		}
+
+		_, err = signAddVote(validators[i], vote, voteSet)
+		if err != nil {
+			return nil, err
+		}
+	}
+
+	return voteSet.MakeCommit(), nil
+}
+
+func signAddVote(privVal types.PrivValidator, vote *types.Vote, voteSet *types.VoteSet) (signed bool, err error) {
+	v := vote.ToProto()
+	err = privVal.SignVote(context.Background(), voteSet.ChainID(), v)
+	if err != nil {
+		return false, err
+	}
+	vote.Signature = v.Signature
+	return voteSet.AddVote(vote)
+}