Add raw log to Frob record in DB

- Enables parsing additional values off the log if necessary
- Also update Frob to reflect DSS changes (lad => urn)
- Move Frob constants to shared directory

pkg/transformers/test_data/mocks/frob/converter.go

@@ -25,21 +25,26 @@ type MockFrobConverter struct {
 	PassedContractABI     string
 	PassedLog             types.Log
 	PassedEntity          frob.FrobEntity
-	converterError        error
+	toEntityError         error
+	toModelError          error
 }
 
-func (converter *MockFrobConverter) SetConverterError(err error) {
-	converter.converterError = err
+func (converter *MockFrobConverter) SetToEntityError(err error) {
+	converter.toEntityError = err
+}
+
+func (converter *MockFrobConverter) SetToModelError(err error) {
+	converter.toModelError = err
 }
 
 func (converter *MockFrobConverter) ToEntity(contractAddress string, contractAbi string, ethLog types.Log) (frob.FrobEntity, error) {
 	converter.PassedContractAddress = contractAddress
 	converter.PassedContractABI = contractAbi
 	converter.PassedLog = ethLog
-	return test_data.FrobEntity, converter.converterError
+	return test_data.FrobEntity, converter.toEntityError
 }
 
-func (converter *MockFrobConverter) ToModel(frobEntity frob.FrobEntity) frob.FrobModel {
+func (converter *MockFrobConverter) ToModel(frobEntity frob.FrobEntity) (frob.FrobModel, error) {
 	converter.PassedEntity = frobEntity
-	return test_data.FrobModel
+	return test_data.FrobModel, converter.toModelError
 }

pkg/transformers/test_data/mocks/frob/repository.go

@@ -25,7 +25,6 @@ type MockFrobRepository struct {
 	PassedFrobModel           frob.FrobModel
 	PassedHeaderID            int64
 	PassedStartingBlockNumber int64
-	PassedTransactionIndex    uint
 	missingHeaders            []core.Header
 	missingHeadersErr         error
 }
@@ -42,9 +41,8 @@ func (repository *MockFrobRepository) SetMissingHeaders(headers []core.Header) {
 	repository.missingHeaders = headers
 }
 
-func (repository *MockFrobRepository) Create(headerID int64, transactionIndex uint, model frob.FrobModel) error {
+func (repository *MockFrobRepository) Create(headerID int64, model frob.FrobModel) error {
 	repository.PassedHeaderID = headerID
-	repository.PassedTransactionIndex = transactionIndex
 	repository.PassedFrobModel = model
 	return repository.createError
 }