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151 lines
3.9 KiB
151 lines
3.9 KiB
package types
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import (
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"math"
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"testing"
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"time"
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"github.com/stretchr/testify/assert"
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"github.com/stretchr/testify/require"
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"github.com/tendermint/tendermint/crypto/ed25519"
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"github.com/tendermint/tendermint/crypto/tmhash"
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tmtime "github.com/tendermint/tendermint/types/time"
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)
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func examplePrevote() *Vote {
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return exampleVote(VoteTypePrevote)
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}
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func examplePrecommit() *Vote {
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return exampleVote(VoteTypePrecommit)
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}
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func exampleVote(t byte) *Vote {
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var stamp, err = time.Parse(TimeFormat, "2017-12-25T03:00:01.234Z")
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if err != nil {
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panic(err)
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}
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return &Vote{
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ValidatorAddress: tmhash.Sum([]byte("validator_address")),
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ValidatorIndex: 56789,
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Height: 12345,
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Round: 2,
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Timestamp: stamp,
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Type: t,
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BlockID: BlockID{
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Hash: tmhash.Sum([]byte("blockID_hash")),
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PartsHeader: PartSetHeader{
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Total: 1000000,
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Hash: tmhash.Sum([]byte("blockID_part_set_header_hash")),
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},
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},
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}
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}
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func TestVoteSignable(t *testing.T) {
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vote := examplePrecommit()
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signBytes := vote.SignBytes("test_chain_id")
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signStr := string(signBytes)
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expected := `{"@chain_id":"test_chain_id","@type":"vote","block_id":{"hash":"8B01023386C371778ECB6368573E539AFC3CC860","parts":{"hash":"72DB3D959635DFF1BB567BEDAA70573392C51596","total":"1000000"}},"height":"12345","round":"2","timestamp":"2017-12-25T03:00:01.234Z","type":2}`
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if signStr != expected {
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// NOTE: when this fails, you probably want to fix up consensus/replay_test too
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t.Errorf("Got unexpected sign string for Vote. Expected:\n%v\nGot:\n%v", expected, signStr)
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}
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}
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func TestVoteVerifySignature(t *testing.T) {
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privVal := NewMockPV()
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pubkey := privVal.GetPubKey()
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vote := examplePrecommit()
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signBytes := vote.SignBytes("test_chain_id")
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// sign it
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err := privVal.SignVote("test_chain_id", vote)
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require.NoError(t, err)
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// verify the same vote
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valid := pubkey.VerifyBytes(vote.SignBytes("test_chain_id"), vote.Signature)
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require.True(t, valid)
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// serialize, deserialize and verify again....
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precommit := new(Vote)
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bs, err := cdc.MarshalBinary(vote)
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require.NoError(t, err)
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err = cdc.UnmarshalBinary(bs, &precommit)
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require.NoError(t, err)
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// verify the transmitted vote
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newSignBytes := precommit.SignBytes("test_chain_id")
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require.Equal(t, string(signBytes), string(newSignBytes))
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valid = pubkey.VerifyBytes(newSignBytes, precommit.Signature)
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require.True(t, valid)
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}
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func TestIsVoteTypeValid(t *testing.T) {
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tc := []struct {
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name string
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in byte
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out bool
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}{
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{"Prevote", VoteTypePrevote, true},
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{"Precommit", VoteTypePrecommit, true},
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{"InvalidType", byte(3), false},
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}
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for _, tt := range tc {
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tt := tt
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t.Run(tt.name, func(st *testing.T) {
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if rs := IsVoteTypeValid(tt.in); rs != tt.out {
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t.Errorf("Got unexpected Vote type. Expected:\n%v\nGot:\n%v", rs, tt.out)
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}
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})
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}
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}
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func TestVoteVerify(t *testing.T) {
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privVal := NewMockPV()
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pubkey := privVal.GetPubKey()
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vote := examplePrevote()
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vote.ValidatorAddress = pubkey.Address()
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err := vote.Verify("test_chain_id", ed25519.GenPrivKey().PubKey())
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if assert.Error(t, err) {
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assert.Equal(t, ErrVoteInvalidValidatorAddress, err)
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}
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err = vote.Verify("test_chain_id", pubkey)
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if assert.Error(t, err) {
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assert.Equal(t, ErrVoteInvalidSignature, err)
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}
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}
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func TestMaxVoteBytes(t *testing.T) {
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vote := &Vote{
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ValidatorAddress: tmhash.Sum([]byte("validator_address")),
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ValidatorIndex: math.MaxInt64,
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Height: math.MaxInt64,
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Round: math.MaxInt64,
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Timestamp: tmtime.Now(),
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Type: VoteTypePrevote,
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BlockID: BlockID{
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Hash: tmhash.Sum([]byte("blockID_hash")),
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PartsHeader: PartSetHeader{
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Total: math.MaxInt64,
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Hash: tmhash.Sum([]byte("blockID_part_set_header_hash")),
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},
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},
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}
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privVal := NewMockPV()
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err := privVal.SignVote("test_chain_id", vote)
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require.NoError(t, err)
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bz, err := cdc.MarshalBinary(vote)
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require.NoError(t, err)
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assert.EqualValues(t, MaxVoteBytes, len(bz))
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}
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