1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
|
// Copyright (C) 2019-2023 Algorand, Inc.
// This file is part of go-algorand
//
// go-algorand is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as
// published by the Free Software Foundation, either version 3 of the
// License, or (at your option) any later version.
//
// go-algorand is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with go-algorand. If not, see <https://www.gnu.org/licenses/>.
package agreement
import (
"context"
"os"
"testing"
"github.com/stretchr/testify/require"
"github.com/algorand/go-algorand/data/basics"
"github.com/algorand/go-algorand/data/bookkeeping"
"github.com/algorand/go-algorand/logging"
"github.com/algorand/go-algorand/protocol"
"github.com/algorand/go-algorand/test/partitiontest"
)
func testSetup(periodCount uint64) (player, rootRouter, testAccountData, testBlockFactory, Ledger) {
ledger, addresses, vrfSecrets, otSecrets := readOnlyFixture10()
accs := testAccountData{addresses: addresses, vrfs: vrfSecrets, ots: otSecrets}
round := ledger.NextRound()
period := period(periodCount)
player := player{Round: round, Period: period, Step: soft}
var p actor = ioLoggedActor{checkedActor{actor: &player, actorContract: playerContract{}}, playerTracer}
router := routerFixture
router.root = p
f := testBlockFactory{Owner: 1} // TODO this should change with given address
return player, router, accs, f, ledger
}
func createProposalsTesting(accs testAccountData, round basics.Round, period period, factory BlockFactory, ledger Ledger) (ps []proposal, vs []vote) {
ve, err := factory.AssembleBlock(round)
if err != nil {
logging.Base().Errorf("Could not generate a proposal for round %d: %v", round, err)
return nil, nil
}
// TODO this common code should be refactored out
var votes []vote
proposals := make([]proposal, 0)
for i := range accs.addresses {
payload, proposal, _ := proposalForBlock(accs.addresses[i], accs.vrfs[i], ve, period, ledger)
// attempt to make the vote
rv := rawVote{Sender: accs.addresses[i], Round: round, Period: period, Step: propose, Proposal: proposal}
uv, err := makeVote(rv, accs.ots[i], accs.vrfs[i], ledger)
if err != nil {
logging.Base().Errorf("AccountManager.makeVotes: Could not create vote: %v", err)
return
}
vote, err := uv.verify(ledger)
if err != nil {
continue
}
// create the block proposal
proposals = append(proposals, payload)
votes = append(votes, vote)
}
return proposals, votes
}
func createProposalEvents(t *testing.T, player player, accs testAccountData, f testBlockFactory, ledger Ledger) (voteBatch []event, payloadBatch []event, lowestProposal proposalValue) {
payloads, votes := createProposalsTesting(accs, player.Round, player.Period, f, ledger)
if len(votes) == 0 {
return
}
for i := range votes {
vote := votes[i]
msg := message{Tag: protocol.AgreementVoteTag, Vote: vote}
e := messageEvent{T: voteVerified, Input: msg}
voteBatch = append(voteBatch, e)
payload := payloads[i]
msg = message{Tag: protocol.ProposalPayloadTag, Proposal: payload}
e = messageEvent{T: payloadVerified, Input: msg}
payloadBatch = append(payloadBatch, e)
}
lowestCredential := votes[0].Cred
lowestProposal = votes[0].R.Proposal
for _, vote := range votes {
if vote.Cred.Less(lowestCredential) {
lowestCredential = vote.Cred
lowestProposal = vote.R.Proposal
}
}
return
}
func TestProposalCreation(t *testing.T) {
partitiontest.PartitionTest(t)
player, router, accounts, factory, ledger := testSetup(0)
proposalVoteEventBatch, _, _ := createProposalEvents(t, player, accounts, factory, ledger)
simulateProposalVotes(t, &router, &player, proposalVoteEventBatch)
}
func TestProposalFunctions(t *testing.T) {
partitiontest.PartitionTest(t)
player, _, accs, factory, ledger := testSetup(0)
round := player.Round
period := player.Period
ve, err := factory.AssembleBlock(player.Round)
require.NoError(t, err, "Could not generate a proposal for round %d: %v", round, err)
validator := testBlockValidator{}
for i := range accs.addresses {
proposal, proposalValue, _ := proposalForBlock(accs.addresses[i], accs.vrfs[i], ve, period, ledger)
//validate returning unauthenticatedProposal from proposalPayload
unauthenticatedProposalResult := proposal
require.NotNil(t, unauthenticatedProposalResult)
// validate unauthenticatedProposal
unauthenticatedProposal := proposal.u()
validatedProposal, err := unauthenticatedProposal.validate(context.Background(), round, ledger, validator)
require.NoError(t, err)
require.NotNil(t, validatedProposal)
// validate checking for corrupted digest
digest := proposalValue.BlockDigest
encDigest := proposalValue.EncodingDigest
err = proposalValue.matches(digest, encDigest)
require.NoError(t, err)
err = proposalValue.matches(encDigest, encDigest)
require.Error(t, err)
err = proposalValue.matches(digest, digest)
require.Error(t, err)
}
}
func TestProposalUnauthenticated(t *testing.T) {
partitiontest.PartitionTest(t)
player, _, accounts, factory, ledger := testSetup(0)
round := player.Round
period := player.Period
testBlockFactory, err := factory.AssembleBlock(player.Round)
require.NoError(t, err, "Could not generate a proposal for round %d: %v", round, err)
validator := testBlockValidator{}
accountIndex := 0
proposal, _, _ := proposalForBlock(accounts.addresses[accountIndex], accounts.vrfs[accountIndex], testBlockFactory, period, ledger)
accountIndex++
// validate a good unauthenticated proposal
unauthenticatedProposal := proposal.u()
block := unauthenticatedProposal.Block
require.NotNil(t, block)
proposal, err = unauthenticatedProposal.validate(context.Background(), round, ledger, validator)
require.NotNil(t, proposal)
require.NoError(t, err)
// test bad round number
proposal, err = unauthenticatedProposal.validate(context.Background(), round+1, ledger, validator)
require.Error(t, err)
proposal, err = unauthenticatedProposal.validate(context.Background(), round, ledger, validator)
require.NotNil(t, proposal)
require.NoError(t, err)
// validate a good unauthenticated proposal
proposal, _, _ = proposalForBlock(accounts.addresses[accountIndex], accounts.vrfs[accountIndex], testBlockFactory, period, ledger)
accountIndex++
unauthenticatedProposal = proposal.u()
block = unauthenticatedProposal.Block
require.NotNil(t, block)
// validate corruption of SeedProof
proposal3, _, _ := proposalForBlock(accounts.addresses[accountIndex], accounts.vrfs[accountIndex], testBlockFactory, period, ledger)
accountIndex++
unauthenticatedProposal3 := proposal3.u()
unauthenticatedProposal3.SeedProof = unauthenticatedProposal.SeedProof
_, err = unauthenticatedProposal3.validate(context.Background(), round, ledger, validator)
require.Error(t, err)
}
func unauthenticatedProposalBlockPanicWrapper(t *testing.T, message string, uap unauthenticatedProposal, validator BlockValidator) (block bookkeeping.Block) {
logging.Base().SetOutput(nullWriter{})
require.Panics(t, func() { block = uap.Block })
logging.Base().SetOutput(os.Stderr)
return
}
|
