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package state
import (
"testing"
"time"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
"github.com/tendermint/abci/example/dummy"
abci "github.com/tendermint/abci/types"
crypto "github.com/tendermint/go-crypto"
"github.com/tendermint/tendermint/proxy"
"github.com/tendermint/tendermint/types"
dbm "github.com/tendermint/tmlibs/db"
"github.com/tendermint/tmlibs/log"
)
var (
privKey = crypto.GenPrivKeyEd25519FromSecret([]byte("execution_test"))
chainID = "execution_chain"
testPartSize = 65536
nTxsPerBlock = 10
)
func TestApplyBlock(t *testing.T) {
cc := proxy.NewLocalClientCreator(dummy.NewDummyApplication())
proxyApp := proxy.NewAppConns(cc, nil)
err := proxyApp.Start()
require.Nil(t, err)
defer proxyApp.Stop()
state, stateDB := state(), dbm.NewMemDB()
blockExec := NewBlockExecutor(stateDB, log.TestingLogger(), proxyApp.Consensus(),
types.MockMempool{}, types.MockEvidencePool{})
block := makeBlock(state, 1)
blockID := types.BlockID{block.Hash(), block.MakePartSet(testPartSize).Header()}
state, err = blockExec.ApplyBlock(state, blockID, block)
require.Nil(t, err)
// TODO check state and mempool
}
// TestBeginBlockAbsentValidators ensures we send absent validators list.
func TestBeginBlockAbsentValidators(t *testing.T) {
app := &testApp{}
cc := proxy.NewLocalClientCreator(app)
proxyApp := proxy.NewAppConns(cc, nil)
err := proxyApp.Start()
require.Nil(t, err)
defer proxyApp.Stop()
state := state()
prevHash := state.LastBlockID.Hash
prevParts := types.PartSetHeader{}
prevBlockID := types.BlockID{prevHash, prevParts}
now := time.Now().UTC()
testCases := []struct {
desc string
lastCommitPrecommits []*types.Vote
expectedAbsentValidators []int32
}{
{"none absent", []*types.Vote{{ValidatorIndex: 0, Timestamp: now}, {ValidatorIndex: 1, Timestamp: now}}, []int32{}},
{"one absent", []*types.Vote{{ValidatorIndex: 0, Timestamp: now}, nil}, []int32{1}},
{"multiple absent", []*types.Vote{nil, nil}, []int32{0, 1}},
}
for _, tc := range testCases {
lastCommit := &types.Commit{BlockID: prevBlockID, Precommits: tc.lastCommitPrecommits}
block, _ := state.MakeBlock(2, makeTxs(2), lastCommit)
_, err = ExecCommitBlock(proxyApp.Consensus(), block, log.TestingLogger())
require.Nil(t, err, tc.desc)
// -> app must receive an index of the absent validator
assert.Equal(t, tc.expectedAbsentValidators, app.AbsentValidators, tc.desc)
}
}
//----------------------------------------------------------------------------
// make some bogus txs
func makeTxs(height int64) (txs []types.Tx) {
for i := 0; i < nTxsPerBlock; i++ {
txs = append(txs, types.Tx([]byte{byte(height), byte(i)}))
}
return txs
}
func state() State {
s, _ := MakeGenesisState(&types.GenesisDoc{
ChainID: chainID,
Validators: []types.GenesisValidator{
{privKey.PubKey(), 10000, "test"},
},
AppHash: nil,
})
return s
}
func makeBlock(state State, height int64) *types.Block {
block, _ := state.MakeBlock(height, makeTxs(state.LastBlockHeight), new(types.Commit))
return block
}
//----------------------------------------------------------------------------
var _ abci.Application = (*testApp)(nil)
type testApp struct {
abci.BaseApplication
AbsentValidators []int32
}
func NewDummyApplication() *testApp {
return &testApp{}
}
func (app *testApp) Info(req abci.RequestInfo) (resInfo abci.ResponseInfo) {
return abci.ResponseInfo{}
}
func (app *testApp) BeginBlock(req abci.RequestBeginBlock) abci.ResponseBeginBlock {
app.AbsentValidators = req.AbsentValidators
return abci.ResponseBeginBlock{}
}
func (app *testApp) DeliverTx(tx []byte) abci.ResponseDeliverTx {
return abci.ResponseDeliverTx{Tags: []*abci.KVPair{}}
}
func (app *testApp) CheckTx(tx []byte) abci.ResponseCheckTx {
return abci.ResponseCheckTx{}
}
func (app *testApp) Commit() abci.ResponseCommit {
return abci.ResponseCommit{}
}
func (app *testApp) Query(reqQuery abci.RequestQuery) (resQuery abci.ResponseQuery) {
return
}