ipld-eth-server/pkg/contract_watcher/full/converter/converter_test.go
2019-03-21 18:36:49 -05:00

114 lines
3.8 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 converter_test
import (
"github.com/ethereum/go-ethereum/common"
. "github.com/onsi/ginkgo"
. "github.com/onsi/gomega"
"github.com/vulcanize/vulcanizedb/pkg/contract_watcher/full/converter"
"github.com/vulcanize/vulcanizedb/pkg/contract_watcher/shared/contract"
"github.com/vulcanize/vulcanizedb/pkg/contract_watcher/shared/helpers"
"github.com/vulcanize/vulcanizedb/pkg/contract_watcher/shared/helpers/test_helpers"
"github.com/vulcanize/vulcanizedb/pkg/contract_watcher/shared/helpers/test_helpers/mocks"
)
var _ = Describe("Converter", func() {
var con *contract.Contract
var wantedEvents = []string{"Transfer"}
var err error
BeforeEach(func() {
con = test_helpers.SetupTusdContract(wantedEvents, []string{"balanceOf"})
})
Describe("Update", func() {
It("Updates contract con held by the converter", func() {
c := converter.Converter{}
c.Update(con)
Expect(c.ContractInfo).To(Equal(con))
con := test_helpers.SetupTusdContract([]string{}, []string{})
c.Update(con)
Expect(c.ContractInfo).To(Equal(con))
})
})
Describe("Convert", func() {
It("Converts a watched event log to mapping of event input names to values", func() {
_, ok := con.Events["Approval"]
Expect(ok).To(Equal(false))
event, ok := con.Events["Transfer"]
Expect(ok).To(Equal(true))
err = con.GenerateFilters()
Expect(err).ToNot(HaveOccurred())
c := converter.Converter{}
c.Update(con)
log, err := c.Convert(mocks.MockTranferEvent, event)
Expect(err).ToNot(HaveOccurred())
from := common.HexToAddress("0x000000000000000000000000000000000000000000000000000000000000af21")
to := common.HexToAddress("0x9dd48110dcc444fdc242510c09bbbbe21a5975cac061d82f7b843bce061ba391")
value := helpers.BigFromString("1097077688018008265106216665536940668749033598146")
v := log.Values["value"]
Expect(log.Values["to"]).To(Equal(to.String()))
Expect(log.Values["from"]).To(Equal(from.String()))
Expect(v).To(Equal(value.String()))
})
It("Keeps track of addresses it sees to grow a token holder address list for the contract", func() {
event, ok := con.Events["Transfer"]
Expect(ok).To(Equal(true))
c := converter.Converter{}
c.Update(con)
_, err := c.Convert(mocks.MockTranferEvent, event)
Expect(err).ToNot(HaveOccurred())
b, ok := con.EmittedAddrs[common.HexToAddress("0x000000000000000000000000000000000000Af21")]
Expect(ok).To(Equal(true))
Expect(b).To(Equal(true))
b, ok = con.EmittedAddrs[common.HexToAddress("0x09BbBBE21a5975cAc061D82f7b843bCE061BA391")]
Expect(ok).To(Equal(true))
Expect(b).To(Equal(true))
_, ok = con.EmittedAddrs[common.HexToAddress("0x")]
Expect(ok).To(Equal(false))
_, ok = con.EmittedAddrs[""]
Expect(ok).To(Equal(false))
_, ok = con.EmittedAddrs[common.HexToAddress("0x09THISE21a5IS5cFAKE1D82fAND43bCE06MADEUP")]
Expect(ok).To(Equal(false))
})
It("Fails with an empty contract", func() {
event := con.Events["Transfer"]
c := converter.Converter{}
c.Update(&contract.Contract{})
_, err = c.Convert(mocks.MockTranferEvent, event)
Expect(err).To(HaveOccurred())
})
})
})