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package evidence
import (
"sync"
"testing"
"time"
"github.com/stretchr/testify/assert"
sm "github.com/tendermint/tendermint/state"
"github.com/tendermint/tendermint/types"
dbm "github.com/tendermint/tmlibs/db"
)
var mockState = sm.State{}
func initializeValidatorState(valAddr []byte, height int64) dbm.DB {
stateDB := dbm.NewMemDB()
// create validator set and state
valSet := &types.ValidatorSet{
Validators: []*types.Validator{
{Address: valAddr},
},
}
state := sm.State{
LastBlockHeight: 0,
LastBlockTime: time.Now(),
Validators: valSet,
LastHeightValidatorsChanged: 1,
ConsensusParams: types.ConsensusParams{
EvidenceParams: types.EvidenceParams{
MaxAge: 1000000,
},
},
}
// save all states up to height
for i := int64(0); i < height; i++ {
state.LastBlockHeight = i
sm.SaveState(stateDB, state)
}
return stateDB
}
func TestEvidencePool(t *testing.T) {
assert := assert.New(t)
valAddr := []byte("val1")
height := int64(5)
stateDB := initializeValidatorState(valAddr, height)
store := NewEvidenceStore(dbm.NewMemDB())
pool := NewEvidencePool(stateDB, store)
goodEvidence := newMockGoodEvidence(height, 0, valAddr)
badEvidence := MockBadEvidence{goodEvidence}
err := pool.AddEvidence(badEvidence)
assert.NotNil(err)
var wg sync.WaitGroup
wg.Add(1)
go func() {
<-pool.EvidenceChan()
wg.Done()
}()
err = pool.AddEvidence(goodEvidence)
assert.Nil(err)
wg.Wait()
// if we send it again it wont fire on the chan
err = pool.AddEvidence(goodEvidence)
assert.Nil(err)
select {
case <-pool.EvidenceChan():
t.Fatal("unexpected read on EvidenceChan")
default:
}
}