ipld-eth-server/examples/erc20_test_helpers/mocks/mocks.go
2018-08-07 10:51:34 -05:00

107 lines
2.8 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 mocks
import (
"math/big"
"github.com/vulcanize/vulcanizedb/examples/erc20_watcher/every_block"
"github.com/vulcanize/vulcanizedb/pkg/core"
"github.com/vulcanize/vulcanizedb/pkg/fakes"
)
type Fetcher struct {
ContractAddress string
Abi string
FetchedBlocks []int64
BlockChain core.BlockChain
supply big.Int
}
func (f *Fetcher) SetSupply(supply string) {
f.supply.SetString(supply, 10)
}
func (f Fetcher) GetBlockChain() core.BlockChain {
return f.BlockChain
}
func (f *Fetcher) FetchSupplyOf(contractAbi string, contractAddress string, blockNumber int64) (big.Int, error) {
f.Abi = contractAbi
f.ContractAddress = contractAddress
f.FetchedBlocks = append(f.FetchedBlocks, blockNumber)
accumulator := big.NewInt(1)
f.supply.Add(&f.supply, accumulator)
return f.supply, nil
}
type TotalSupplyRepository struct {
TotalSuppliesCreated []every_block.TokenSupply
MissingBlockNumbers []int64
StartingBlock int64
EndingBlock int64
}
func (fr *TotalSupplyRepository) Create(supply every_block.TokenSupply) error {
fr.TotalSuppliesCreated = append(fr.TotalSuppliesCreated, supply)
return nil
}
func (fr *TotalSupplyRepository) MissingBlocks(startingBlock int64, highestBlock int64) ([]int64, error) {
fr.StartingBlock = startingBlock
fr.EndingBlock = highestBlock
return fr.MissingBlockNumbers, nil
}
func (fr *TotalSupplyRepository) SetMissingBlocks(missingBlocks []int64) {
fr.MissingBlockNumbers = missingBlocks
}
type FailureRepository struct {
createFail bool
missingBlocksFail bool
missingBlocksNumbers []int64
}
func (fr *FailureRepository) Create(supply every_block.TokenSupply) error {
if fr.createFail {
return fakes.FakeError
} else {
return nil
}
}
func (fr *FailureRepository) MissingBlocks(startingBlock int64, highestBlock int64) ([]int64, error) {
if fr.missingBlocksFail {
return []int64{}, fakes.FakeError
} else {
return fr.missingBlocksNumbers, nil
}
}
func (fr *FailureRepository) SetCreateFail(fail bool) {
fr.createFail = fail
}
func (fr *FailureRepository) SetMissingBlocksFail(fail bool) {
fr.missingBlocksFail = fail
}
func (fr *FailureRepository) SetMissingBlocks(missingBlocks []int64) {
fr.missingBlocksNumbers = missingBlocks
}