ipld-eth-server/pkg/transformers/frob/converter_test.go
Elizabeth ab4e904713 Frob transformer factory (#95)
* Updates to previous transformers

* Use transformer factory for Frob

* Move bite integration test to integrationt est pkg
2018-10-29 15:08:00 -05:00

58 lines
1.9 KiB
Go

// Copyright 2018 Vulcanize
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package frob_test
import (
. "github.com/onsi/ginkgo"
. "github.com/onsi/gomega"
"github.com/ethereum/go-ethereum/core/types"
"github.com/vulcanize/vulcanizedb/pkg/transformers/frob"
"github.com/vulcanize/vulcanizedb/pkg/transformers/shared"
"github.com/vulcanize/vulcanizedb/pkg/transformers/test_data"
)
var _ = Describe("Frob converter", func() {
var converter = frob.FrobConverter{}
It("converts a log to an entity", func() {
entities, err := converter.ToEntities(shared.PitABI, []types.Log{test_data.EthFrobLog})
Expect(err).NotTo(HaveOccurred())
Expect(len(entities)).To(Equal(1))
Expect(entities[0]).To(Equal(test_data.FrobEntity))
})
It("returns an error if converting to an entity fails", func() {
_, err := converter.ToEntities("bad abi", []types.Log{test_data.EthFrobLog})
Expect(err).To(HaveOccurred())
})
It("converts an entity to a model", func() {
models, err := converter.ToModels([]interface{}{test_data.FrobEntity})
Expect(err).NotTo(HaveOccurred())
Expect(len(models)).To(Equal(1))
Expect(models[0]).To(Equal(test_data.FrobModel))
})
It("returns an error if the entity type is wrong", func() {
_, err := converter.ToModels([]interface{}{test_data.WrongEntity{}})
Expect(err).To(HaveOccurred())
Expect(err.Error()).To(ContainSubstring("entity of type test_data.WrongEntity, not frob.FrobEntity"))
})
})