Update checked headers for new transformers

- If a header was marked as checked before a transformer was added to
  the watcher, mark all headers since the new transformer's starting
  block number as unchecked.

pkg/fakes/checked_logs_repository.go

@@ -0,0 +1,39 @@
+// VulcanizeDB
+// Copyright © 2019 Vulcanize
+
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Affero General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU Affero General Public License for more details.
+
+// You should have received a copy of the GNU Affero General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+package fakes
+
+type MockCheckedLogsRepository struct {
+	HasLogBeenCheckedAddresses []string
+	HasLogBeenCheckedError     error
+	HasLogBeenCheckedReturn    bool
+	HasLogBeenCheckedTopicZero string
+	MarkLogCheckedAddresses    []string
+	MarkLogCheckedError        error
+	MarkLogCheckedTopicZero    string
+}
+
+func (repository *MockCheckedLogsRepository) HaveLogsBeenChecked(addresses []string, topic0 string) (bool, error) {
+	repository.HasLogBeenCheckedAddresses = addresses
+	repository.HasLogBeenCheckedTopicZero = topic0
+	return repository.HasLogBeenCheckedReturn, repository.HasLogBeenCheckedError
+}
+
+func (repository *MockCheckedLogsRepository) MarkLogsChecked(addresses []string, topic0 string) error {
+	repository.MarkLogCheckedAddresses = addresses
+	repository.MarkLogCheckedTopicZero = topic0
+	return repository.MarkLogCheckedError
+}

pkg/fakes/data.go

@@ -20,16 +20,16 @@ import (
 	"bytes"
 	"encoding/json"
 	"errors"
-	"strconv"
-
 	"github.com/ethereum/go-ethereum/common"
 	"github.com/ethereum/go-ethereum/core/types"
-
 	"github.com/vulcanize/vulcanizedb/pkg/core"
+	"math/rand"
+	"strconv"
+	"time"
 )
 
 var (
-	FakeAddress   = common.HexToAddress("0x1234567890abcdef")
+	FakeAddress   = common.HexToAddress("0x" + RandomString(40))
 	FakeError     = errors.New("failed")
 	FakeHash      = common.BytesToHash([]byte{1, 2, 3, 4, 5})
 	fakeTimestamp = int64(111111111)
@@ -103,3 +103,15 @@ func GetFakeUncle(hash, reward string) core.Uncle {
 		Timestamp: strconv.FormatInt(fakeTimestamp, 10),
 	}
 }
+
+func RandomString(length int) string {
+	var seededRand = rand.New(
+		rand.NewSource(time.Now().UnixNano()))
+	charset := "abcdef1234567890"
+	b := make([]byte, length)
+	for i := range b {
+		b[i] = charset[seededRand.Intn(len(charset))]
+	}
+
+	return string(b)
+}

pkg/fakes/mock_checked_headers_repository.go

@@ -21,23 +21,32 @@ import (
 )
 
 type MockCheckedHeadersRepository struct {
-	CheckCount                   int64
-	StartingBlockNumber          int64
-	EndingBlockNumber            int64
-	HeaderID                     int64
-	ReturnHeaders                []core.Header
-	MarkHeaderCheckedReturnError error
-	MissingHeadersReturnError    error
+	MarkHeaderCheckedHeaderID               int64
+	MarkHeaderCheckedReturnError            error
+	MarkHeadersUncheckedCalled              bool
+	MarkHeadersUncheckedReturnError         error
+	MarkHeadersUncheckedStartingBlockNumber int64
+	MissingHeadersCheckCount                int64
+	MissingHeadersEndingBlockNumber         int64
+	MissingHeadersReturnError               error
+	MissingHeadersReturnHeaders             []core.Header
+	MissingHeadersStartingBlockNumber       int64
+}
+
+func (repository *MockCheckedHeadersRepository) MarkHeadersUnchecked(startingBlockNumber int64) error {
+	repository.MarkHeadersUncheckedCalled = true
+	repository.MarkHeadersUncheckedStartingBlockNumber = startingBlockNumber
+	return repository.MarkHeadersUncheckedReturnError
 }
 
 func (repository *MockCheckedHeadersRepository) MarkHeaderChecked(headerID int64) error {
-	repository.HeaderID = headerID
+	repository.MarkHeaderCheckedHeaderID = headerID
 	return repository.MarkHeaderCheckedReturnError
 }
 
 func (repository *MockCheckedHeadersRepository) MissingHeaders(startingBlockNumber, endingBlockNumber, checkCount int64) ([]core.Header, error) {
-	repository.StartingBlockNumber = startingBlockNumber
-	repository.EndingBlockNumber = endingBlockNumber
-	repository.CheckCount = checkCount
-	return repository.ReturnHeaders, repository.MissingHeadersReturnError
+	repository.MissingHeadersStartingBlockNumber = startingBlockNumber
+	repository.MissingHeadersEndingBlockNumber = endingBlockNumber
+	repository.MissingHeadersCheckCount = checkCount
+	return repository.MissingHeadersReturnHeaders, repository.MissingHeadersReturnError
 }