ipld-eth-server/pkg/geth/converters/common/header_converter_test.go
2019-03-13 11:42:30 -05:00

65 lines
2.1 KiB
Go

// 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 common_test
import (
"encoding/json"
"math/big"
"github.com/ethereum/go-ethereum/common"
"github.com/ethereum/go-ethereum/core/types"
. "github.com/onsi/ginkgo"
. "github.com/onsi/gomega"
"github.com/vulcanize/vulcanizedb/pkg/fakes"
common2 "github.com/vulcanize/vulcanizedb/pkg/geth/converters/common"
)
var _ = Describe("Block header converter", func() {
It("converts geth header to core header", func() {
gethHeader := &types.Header{
Difficulty: big.NewInt(1),
Number: big.NewInt(2),
ParentHash: common.HexToHash("0xParent"),
ReceiptHash: common.HexToHash("0xReceipt"),
Root: common.HexToHash("0xRoot"),
Time: big.NewInt(123456789),
TxHash: common.HexToHash("0xTransaction"),
UncleHash: common.HexToHash("0xUncle"),
}
converter := common2.HeaderConverter{}
hash := fakes.FakeHash.String()
coreHeader := converter.Convert(gethHeader, hash)
Expect(coreHeader.BlockNumber).To(Equal(gethHeader.Number.Int64()))
Expect(coreHeader.Hash).To(Equal(hash))
Expect(coreHeader.Timestamp).To(Equal(gethHeader.Time.String()))
})
It("includes raw bytes for header as JSON", func() {
gethHeader := types.Header{Number: big.NewInt(123)}
converter := common2.HeaderConverter{}
coreHeader := converter.Convert(&gethHeader, fakes.FakeHash.String())
expectedJSON, err := json.Marshal(gethHeader)
Expect(err).NotTo(HaveOccurred())
Expect(coreHeader.Raw).To(Equal(expectedJSON))
})
})