core: remove ticker parameter from NewConsensus

- remove BlockProposingInterval, it's replaced
  by lambda.
- remove ticker parameter of NewConsensus,
  ticker would be derived from governance.
- leave a backdoor to hook the construction
  of ticker.
- move 'Lambda' config from to consensus.

2 files changed, 4 insertions, 3 deletions

diff --git a/integration_test/utils.go b/integration_test/utils.go
index de7e6ab..57bb2bc 100644
--- a/integration_test/utils.go
+++ b/integration_test/utils.go
@@ -1,6 +1,8 @@
 package integration
 
 import (
+	"time"
+
 	"github.com/dexon-foundation/dexon-consensus-core/core/blockdb"
 	"github.com/dexon-foundation/dexon-consensus-core/core/test"
 	"github.com/dexon-foundation/dexon-consensus-core/core/types"
@@ -25,7 +27,7 @@ func PrepareValidators(
 	dbs = make(map[types.ValidatorID]blockdb.BlockDatabase)
 	validators = make(map[types.ValidatorID]*Validator)
 
-	gov, err := test.NewGovernance(validatorCount, 700)
+	gov, err := test.NewGovernance(validatorCount, 700*time.Millisecond)
 	if err != nil {
 		return
 	}
diff --git a/integration_test/validator.go b/integration_test/validator.go
index a110ab0..18e5c00 100644
--- a/integration_test/validator.go
+++ b/integration_test/validator.go
@@ -102,8 +102,7 @@ func NewValidator(
 		networkLatency:   networkLatency,
 		proposingLatency: proposingLatency,
 		cons: core.NewConsensus(
-			app, gov,
-			db, &Network{}, time.NewTicker(1), privateKey, eth.SigToPub),
+			app, gov, db, &Network{}, privateKey, eth.SigToPub),
 	}
 }