ipld-eth-server/pkg/transformers/bite/converter_test.go
2019-01-24 14:41:30 -06:00

92 lines
2.8 KiB
Go

// VulcanizeDB
// Copyright © 2018 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 bite_test
import (
"encoding/json"
"github.com/ethereum/go-ethereum/core/types"
. "github.com/onsi/ginkgo"
. "github.com/onsi/gomega"
"github.com/vulcanize/vulcanizedb/pkg/transformers/bite"
"github.com/vulcanize/vulcanizedb/pkg/transformers/test_data"
)
var _ = Describe("Bite Converter", func() {
var converter = bite.BiteConverter{}
Describe("ToEntity", func() {
It("converts an eth log to a bite entity", func() {
entities, err := converter.ToEntities(test_data.KovanCatABI, []types.Log{test_data.EthBiteLog})
Expect(err).NotTo(HaveOccurred())
Expect(len(entities)).To(Equal(1))
entity := entities[0]
Expect(entity).To(Equal(test_data.BiteEntity))
})
It("returns an error if converting log to entity fails", func() {
_, err := converter.ToEntities("error abi", []types.Log{test_data.EthBiteLog})
Expect(err).To(HaveOccurred())
})
})
Describe("ToModel", func() {
var emptyEntity = bite.BiteEntity{}
It("converts an Entity to a Model", func() {
models, err := converter.ToModels([]interface{}{test_data.BiteEntity})
Expect(err).NotTo(HaveOccurred())
Expect(len(models)).To(Equal(1))
model := models[0]
Expect(model).To(Equal(test_data.BiteModel))
})
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 bite.BiteEntity"))
})
It("handles nil values", func() {
emptyLog, err := json.Marshal(types.Log{})
Expect(err).NotTo(HaveOccurred())
expectedModel := bite.BiteModel{
Ilk: "",
Urn: "0x0000000000000000000000000000000000000000",
Ink: "",
Art: "",
IArt: "",
Tab: "",
NFlip: "",
TransactionIndex: 0,
Raw: emptyLog,
}
models, err := converter.ToModels([]interface{}{emptyEntity})
Expect(err).NotTo(HaveOccurred())
Expect(len(models)).To(Equal(1))
model := models[0]
Expect(model).To(Equal(expectedModel))
})
})
})