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208 lines
6.1 KiB
208 lines
6.1 KiB
package consensus
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import (
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"bytes"
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"testing"
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blk "github.com/tendermint/tendermint/block"
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)
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func TestSetupRound(t *testing.T) {
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cs, privValidators := randConsensusState()
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val0 := privValidators[0]
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// Add a vote, precommit, and commit by val0.
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voteTypes := []byte{blk.VoteTypePrevote, blk.VoteTypePrecommit, blk.VoteTypeCommit}
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for _, voteType := range voteTypes {
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vote := &blk.Vote{Height: 1, Round: 0, Type: voteType} // nil vote
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err := val0.SignVote(vote)
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if err != nil {
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t.Error("Error signing vote: %v", err)
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}
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cs.AddVote(val0.Address, vote)
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}
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// Ensure that vote appears in RoundState.
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rs0 := cs.GetRoundState()
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if vote := rs0.Prevotes.GetByAddress(val0.Address); vote == nil || vote.Type != blk.VoteTypePrevote {
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t.Errorf("Expected to find prevote but got %v", vote)
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}
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if vote := rs0.Precommits.GetByAddress(val0.Address); vote == nil || vote.Type != blk.VoteTypePrecommit {
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t.Errorf("Expected to find precommit but got %v", vote)
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}
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if vote := rs0.Commits.GetByAddress(val0.Address); vote == nil || vote.Type != blk.VoteTypeCommit {
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t.Errorf("Expected to find commit but got %v", vote)
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}
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// Setup round 1 (next round)
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cs.SetupNewRound(1, 1)
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<-cs.NewStepCh()
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// Now the commit should be copied over to prevotes and precommits.
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rs1 := cs.GetRoundState()
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if vote := rs1.Prevotes.GetByAddress(val0.Address); vote == nil || vote.Type != blk.VoteTypeCommit {
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t.Errorf("Expected to find commit but got %v", vote)
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}
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if vote := rs1.Precommits.GetByAddress(val0.Address); vote == nil || vote.Type != blk.VoteTypeCommit {
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t.Errorf("Expected to find commit but got %v", vote)
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}
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if vote := rs1.Commits.GetByAddress(val0.Address); vote == nil || vote.Type != blk.VoteTypeCommit {
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t.Errorf("Expected to find commit but got %v", vote)
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}
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}
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func TestRunActionProposeNoPrivValidator(t *testing.T) {
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cs, _ := randConsensusState()
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cs.RunActionPropose(1, 0)
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rs := cs.GetRoundState()
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if rs.Proposal != nil {
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t.Error("Expected to make no proposal, since no privValidator")
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}
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}
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func TestRunActionPropose(t *testing.T) {
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cs, privValidators := randConsensusState()
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val0 := privValidators[0]
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cs.SetPrivValidator(val0)
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cs.RunActionPropose(1, 0)
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rs := cs.GetRoundState()
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// Check that Proposal, ProposalBlock, ProposalBlockParts are set.
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if rs.Proposal == nil {
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t.Error("rs.Proposal should be set")
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}
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if rs.ProposalBlock == nil {
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t.Error("rs.ProposalBlock should be set")
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}
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if rs.ProposalBlockParts.Total() == 0 {
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t.Error("rs.ProposalBlockParts should be set")
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}
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}
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func checkRoundState(t *testing.T, rs *RoundState,
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height uint, round uint, step RoundStep) {
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if rs.Height != height {
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t.Errorf("rs.Height should be %v, got %v", height, rs.Height)
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}
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if rs.Round != round {
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t.Errorf("rs.Round should be %v, got %v", round, rs.Round)
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}
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if rs.Step != step {
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t.Errorf("rs.Step should be %v, got %v", step, rs.Step)
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}
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}
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func TestRunActionPrecommitCommitFinalize(t *testing.T) {
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cs, privValidators := randConsensusState()
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val0 := privValidators[0]
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cs.SetPrivValidator(val0)
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cs.RunActionPrecommit(1, 0)
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<-cs.NewStepCh() // TODO: test this value too.
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if cs.Precommits.GetByAddress(val0.Address) != nil {
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t.Errorf("RunActionPrecommit should return nil without a proposal")
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}
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cs.RunActionPropose(1, 0)
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<-cs.NewStepCh() // TODO: test this value too.
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cs.RunActionPrecommit(1, 0)
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<-cs.NewStepCh() // TODO: test this value too.
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if cs.Precommits.GetByAddress(val0.Address) != nil {
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t.Errorf("RunActionPrecommit should return nil, not enough prevotes")
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}
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// Add at least +2/3 prevotes.
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for i := 0; i < 7; i++ {
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vote := &blk.Vote{
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Height: 1,
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Round: 0,
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Type: blk.VoteTypePrevote,
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BlockHash: cs.ProposalBlock.Hash(),
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BlockParts: cs.ProposalBlockParts.Header(),
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}
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err := privValidators[i].SignVote(vote)
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if err != nil {
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t.Error("Error signing vote: %v", err)
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}
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cs.AddVote(privValidators[i].Address, vote)
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}
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// Test RunActionPrecommit success:
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cs.RunActionPrecommit(1, 0)
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<-cs.NewStepCh() // TODO: test this value too.
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if cs.Precommits.GetByAddress(val0.Address) == nil {
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t.Errorf("RunActionPrecommit should have succeeded")
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}
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checkRoundState(t, cs.GetRoundState(), 1, 0, RoundStepPrecommit)
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// Add at least +2/3 precommits.
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for i := 0; i < 7; i++ {
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if bytes.Equal(privValidators[i].Address, val0.Address) {
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if cs.Precommits.GetByAddress(val0.Address) == nil {
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t.Errorf("Proposer should already have signed a precommit vote")
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}
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continue
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}
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vote := &blk.Vote{
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Height: 1,
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Round: 0,
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Type: blk.VoteTypePrecommit,
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BlockHash: cs.ProposalBlock.Hash(),
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BlockParts: cs.ProposalBlockParts.Header(),
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}
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err := privValidators[i].SignVote(vote)
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if err != nil {
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t.Error("Error signing vote: %v", err)
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}
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added, _, err := cs.AddVote(privValidators[i].Address, vote)
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if !added || err != nil {
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t.Errorf("Error adding precommit: %v", err)
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}
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}
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// Test RunActionCommit success:
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cs.RunActionCommit(1)
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<-cs.NewStepCh() // TODO: test this value too.
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if cs.Commits.GetByAddress(val0.Address) == nil {
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t.Errorf("RunActionCommit should have succeeded")
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}
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checkRoundState(t, cs.GetRoundState(), 1, 0, RoundStepCommit)
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// cs.CommitTime should still be zero
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if !cs.CommitTime.IsZero() {
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t.Errorf("Expected CommitTime to yet be zero")
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}
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// Add at least +2/3 commits.
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for i := 0; i < 7; i++ {
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if bytes.Equal(privValidators[i].Address, val0.Address) {
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if cs.Commits.GetByAddress(val0.Address) == nil {
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t.Errorf("Proposer should already have signed a commit vote")
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}
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continue
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}
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vote := &blk.Vote{
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Height: 1,
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Round: uint(i), // Doesn't matter what round
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Type: blk.VoteTypeCommit,
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BlockHash: cs.ProposalBlock.Hash(),
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BlockParts: cs.ProposalBlockParts.Header(),
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}
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err := privValidators[i].SignVote(vote)
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if err != nil {
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t.Error("Error signing vote: %v", err)
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}
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added, _, err := cs.AddVote(privValidators[i].Address, vote)
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if !added || err != nil {
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t.Errorf("Error adding commit: %v", err)
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}
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}
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// Test TryFinalizeCommit:
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cs.TryFinalizeCommit(1)
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<-cs.NewStepCh() // TODO: test this value too.
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checkRoundState(t, cs.GetRoundState(), 2, 0, RoundStepNewHeight)
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}
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