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package types
import (
"math"
"testing"
"time"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
"github.com/tendermint/tendermint/crypto/tmhash"
)
var testProposal *Proposal
func init() {
var stamp, err = time.Parse(TimeFormat, "2018-02-11T07:09:22.765Z")
if err != nil {
panic(err)
}
testProposal = &Proposal{
Height: 12345,
Round: 23456,
BlockID: BlockID{[]byte{1, 2, 3}, PartSetHeader{111, []byte("blockparts")}},
POLRound: -1,
Timestamp: stamp,
}
}
func TestProposalSignable(t *testing.T) {
chainID := "test_chain_id"
signBytes := testProposal.SignBytes(chainID)
expected, err := cdc.MarshalBinaryLengthPrefixed(CanonicalizeProposal(chainID, testProposal))
require.NoError(t, err)
require.Equal(t, expected, signBytes, "Got unexpected sign bytes for Proposal")
}
func TestProposalString(t *testing.T) {
str := testProposal.String()
expected := `Proposal{12345/23456 (010203:111:626C6F636B70, -1) 000000000000 @ 2018-02-11T07:09:22.765Z}`
if str != expected {
t.Errorf("got unexpected string for Proposal. Expected:\n%v\nGot:\n%v", expected, str)
}
}
func TestProposalVerifySignature(t *testing.T) {
privVal := NewMockPV()
pubKey, err := privVal.GetPubKey()
require.NoError(t, err)
prop := NewProposal(
4, 2, 2,
BlockID{[]byte{1, 2, 3}, PartSetHeader{777, []byte("proper")}})
signBytes := prop.SignBytes("test_chain_id")
// sign it
err = privVal.SignProposal("test_chain_id", prop)
require.NoError(t, err)
// verify the same proposal
valid := pubKey.VerifyBytes(signBytes, prop.Signature)
require.True(t, valid)
// serialize, deserialize and verify again....
newProp := new(Proposal)
bs, err := cdc.MarshalBinaryLengthPrefixed(prop)
require.NoError(t, err)
err = cdc.UnmarshalBinaryLengthPrefixed(bs, &newProp)
require.NoError(t, err)
// verify the transmitted proposal
newSignBytes := newProp.SignBytes("test_chain_id")
require.Equal(t, string(signBytes), string(newSignBytes))
valid = pubKey.VerifyBytes(newSignBytes, newProp.Signature)
require.True(t, valid)
}
func BenchmarkProposalWriteSignBytes(b *testing.B) {
for i := 0; i < b.N; i++ {
testProposal.SignBytes("test_chain_id")
}
}
func BenchmarkProposalSign(b *testing.B) {
privVal := NewMockPV()
for i := 0; i < b.N; i++ {
err := privVal.SignProposal("test_chain_id", testProposal)
if err != nil {
b.Error(err)
}
}
}
func BenchmarkProposalVerifySignature(b *testing.B) {
privVal := NewMockPV()
err := privVal.SignProposal("test_chain_id", testProposal)
require.NoError(b, err)
pubKey, err := privVal.GetPubKey()
require.NoError(b, err)
for i := 0; i < b.N; i++ {
pubKey.VerifyBytes(testProposal.SignBytes("test_chain_id"), testProposal.Signature)
}
}
func TestProposalValidateBasic(t *testing.T) {
privVal := NewMockPV()
testCases := []struct {
testName string
malleateProposal func(*Proposal)
expectErr bool
}{
{"Good Proposal", func(p *Proposal) {}, false},
{"Invalid Type", func(p *Proposal) { p.Type = PrecommitType }, true},
{"Invalid Height", func(p *Proposal) { p.Height = -1 }, true},
{"Invalid Round", func(p *Proposal) { p.Round = -1 }, true},
{"Invalid POLRound", func(p *Proposal) { p.POLRound = -2 }, true},
{"Invalid BlockId", func(p *Proposal) {
p.BlockID = BlockID{[]byte{1, 2, 3}, PartSetHeader{111, []byte("blockparts")}}
}, true},
{"Invalid Signature", func(p *Proposal) {
p.Signature = make([]byte, 0)
}, true},
{"Too big Signature", func(p *Proposal) {
p.Signature = make([]byte, MaxSignatureSize+1)
}, true},
}
blockID := makeBlockID(tmhash.Sum([]byte("blockhash")), math.MaxInt64, tmhash.Sum([]byte("partshash")))
for _, tc := range testCases {
tc := tc
t.Run(tc.testName, func(t *testing.T) {
prop := NewProposal(
4, 2, 2,
blockID)
err := privVal.SignProposal("test_chain_id", prop)
require.NoError(t, err)
tc.malleateProposal(prop)
assert.Equal(t, tc.expectErr, prop.ValidateBasic() != nil, "Validate Basic had an unexpected result")
})
}
}
func TestProposalProtoBuf(t *testing.T) {
proposal := NewProposal(1, 2, 3, makeBlockID([]byte("hash"), 2, []byte("part_set_hash")))
proposal.Signature = []byte("sig")
proposal2 := NewProposal(1, 2, 3, BlockID{})
testCases := []struct {
msg string
p1 *Proposal
expPass bool
}{
{"success", proposal, true},
{"success", proposal2, false}, // blcokID cannot be empty
{"empty proposal failure validatebasic", &Proposal{}, false},
{"nil proposal", nil, false},
}
for _, tc := range testCases {
protoProposal := tc.p1.ToProto()
p, err := ProposalFromProto(protoProposal)
if tc.expPass {
require.NoError(t, err)
require.Equal(t, tc.p1, p, tc.msg)
} else {
require.Error(t, err)
}
}
}