tendermint/evidence/reactor_test.go

109 lines
2.9 KiB
Go

package evpool
import (
"fmt"
"sync"
"testing"
"time"
"github.com/stretchr/testify/assert"
"github.com/go-kit/kit/log/term"
"github.com/tendermint/abci/example/dummy"
"github.com/tendermint/tmlibs/log"
cfg "github.com/tendermint/tendermint/config"
"github.com/tendermint/tendermint/p2p"
"github.com/tendermint/tendermint/proxy"
"github.com/tendermint/tendermint/types"
)
// evpoolLogger is a TestingLogger which uses a different
// color for each validator ("validator" key must exist).
func evpoolLogger() log.Logger {
return log.TestingLoggerWithColorFn(func(keyvals ...interface{}) term.FgBgColor {
for i := 0; i < len(keyvals)-1; i += 2 {
if keyvals[i] == "validator" {
return term.FgBgColor{Fg: term.Color(uint8(keyvals[i+1].(int) + 1))}
}
}
return term.FgBgColor{}
})
}
// connect N evpool reactors through N switches
func makeAndConnectEvidencePoolReactors(config *cfg.Config, N int) []*EvidencePoolReactor {
reactors := make([]*EvidencePoolReactor, N)
logger := evpoolLogger()
for i := 0; i < N; i++ {
app := dummy.NewDummyApplication()
cc := proxy.NewLocalClientCreator(app)
evpool := newEvidencePoolWithApp(cc)
reactors[i] = NewEvidencePoolReactor(config.EvidencePool, evpool) // so we dont start the consensus states
reactors[i].SetLogger(logger.With("validator", i))
}
p2p.MakeConnectedSwitches(config.P2P, N, func(i int, s *p2p.Switch) *p2p.Switch {
s.AddReactor("MEMPOOL", reactors[i])
return s
}, p2p.Connect2Switches)
return reactors
}
// wait for all evidences on all reactors
func waitForTxs(t *testing.T, evidences types.Txs, reactors []*EvidencePoolReactor) {
// wait for the evidences in all evpools
wg := new(sync.WaitGroup)
for i := 0; i < len(reactors); i++ {
wg.Add(1)
go _waitForTxs(t, wg, evidences, i, reactors)
}
done := make(chan struct{})
go func() {
wg.Wait()
close(done)
}()
timer := time.After(TIMEOUT)
select {
case <-timer:
t.Fatal("Timed out waiting for evidences")
case <-done:
}
}
// wait for all evidences on a single evpool
func _waitForTxs(t *testing.T, wg *sync.WaitGroup, evidences types.Txs, reactorIdx int, reactors []*EvidencePoolReactor) {
evpool := reactors[reactorIdx].EvidencePool
for evpool.Size() != len(evidences) {
time.Sleep(time.Second)
}
reapedTxs := evpool.Reap(len(evidences))
for i, evidence := range evidences {
assert.Equal(t, evidence, reapedTxs[i], fmt.Sprintf("evidences at index %d on reactor %d don't match: %v vs %v", i, reactorIdx, evidence, reapedTxs[i]))
}
wg.Done()
}
var (
NUM_TXS = 1000
TIMEOUT = 120 * time.Second // ridiculously high because CircleCI is slow
)
func TestReactorBroadcastTxMessage(t *testing.T) {
config := cfg.TestConfig()
N := 4
reactors := makeAndConnectEvidencePoolReactors(config, N)
// send a bunch of evidences to the first reactor's evpool
// and wait for them all to be received in the others
evidences := checkTxs(t, reactors[0].EvidencePool, NUM_TXS)
waitForTxs(t, evidences, reactors)
}