VDB-120 include tic in dent and tend (#118)

* Add constants for TTL and tic for fakeHeader

* Add tic to tend transformer

* Update tests for tend

* Fix string conversion bug in fakes

* Fix tend integration tests after staging rebase

* Add tic to dent transformer

* Update dent tests

* Change integration tests to use hardcoded block timestamp

pkg/fakes/data.go

@@ -6,18 +6,21 @@ import (
 	"github.com/ethereum/go-ethereum/common"
 	"github.com/ethereum/go-ethereum/core/types"
 	"github.com/vulcanize/vulcanizedb/pkg/core"
+	"github.com/vulcanize/vulcanizedb/pkg/transformers/shared/constants"
+	"strconv"
 )
 
 var (
-	FakeError = errors.New("failed")
-	FakeHash  = common.BytesToHash([]byte{1, 2, 3, 4, 5})
+	FakeError     = errors.New("failed")
+	FakeHash      = common.BytesToHash([]byte{1, 2, 3, 4, 5})
+	fakeTimestamp = int64(111111111)
 )
 
 var rawFakeHeader, _ = json.Marshal(types.Header{})
 var FakeHeader = core.Header{
 	Hash:      FakeHash.String(),
 	Raw:       rawFakeHeader,
-	Timestamp: "111111111",
+	Timestamp: strconv.FormatInt(fakeTimestamp, 10),
 }
 
 func GetFakeHeader(blockNumber int64) core.Header {
@@ -25,6 +28,8 @@ func GetFakeHeader(blockNumber int64) core.Header {
 		Hash:        FakeHash.String(),
 		BlockNumber: blockNumber,
 		Raw:         rawFakeHeader,
-		Timestamp:   "111111111",
+		Timestamp:   strconv.FormatInt(fakeTimestamp, 10),
 	}
 }
+
+var FakeHeaderTic = fakeTimestamp + constants.TTL