prysm-pulse/contracts/deposit/mock/mock.go
Preston Van Loon 943dec525c
Refactor mock test helpers (#10133)
* Delete deploy contract tool. Move mock to its own package as testonly with some helper functions

* gofmt contracts/deposit/mock/mock.go

* move stategen mock.go to its on testonly pkg

* move password_reader_mock.go to mock testonly package

* move mock keymanager to its own testonly package

* move attestations mock

* move voluntaryexits mock

* Move slashings mock to mock pkg

* move the slasher mock

Co-authored-by: prylabs-bulldozer[bot] <58059840+prylabs-bulldozer[bot]@users.noreply.github.com>
2022-01-26 14:48:20 +00:00

99 lines
16 KiB
Go

package mock
import (
"crypto/ecdsa"
"fmt"
"math/big"
"strings"
"github.com/ethereum/go-ethereum/accounts/abi"
"github.com/ethereum/go-ethereum/accounts/abi/bind"
"github.com/ethereum/go-ethereum/accounts/abi/bind/backends"
"github.com/ethereum/go-ethereum/common"
"github.com/ethereum/go-ethereum/core"
"github.com/ethereum/go-ethereum/core/types"
"github.com/ethereum/go-ethereum/crypto"
"github.com/prysmaticlabs/prysm/contracts/deposit"
)
var (
amount32Eth = "32000000000000000000"
amountLessThan1Eth = "500000000000000000"
depositContractBin = "0x608060405234801561001057600080fd5b5060005b601f8110156101025760026021826020811061002c57fe5b01546021836020811061003b57fe5b015460405160200180838152602001828152602001925050506040516020818303038152906040526040518082805190602001908083835b602083106100925780518252601f199092019160209182019101610073565b51815160209384036101000a60001901801990921691161790526040519190930194509192505080830381855afa1580156100d1573d6000803e3d6000fd5b5050506040513d60208110156100e657600080fd5b5051602160018301602081106100f857fe5b0155600101610014565b506118d680620001136000396000f3fe60806040526004361061003f5760003560e01c806301ffc9a71461004457806322895118146100a4578063621fd130146101ba578063c5f2892f14610244575b600080fd5b34801561005057600080fd5b506100906004803603602081101561006757600080fd5b50357fffffffff000000000000000000000000000000000000000000000000000000001661026b565b604080519115158252519081900360200190f35b6101b8600480360360808110156100ba57600080fd5b8101906020810181356401000000008111156100d557600080fd5b8201836020820111156100e757600080fd5b8035906020019184600183028401116401000000008311171561010957600080fd5b91939092909160208101903564010000000081111561012757600080fd5b82018360208201111561013957600080fd5b8035906020019184600183028401116401000000008311171561015b57600080fd5b91939092909160208101903564010000000081111561017957600080fd5b82018360208201111561018b57600080fd5b803590602001918460018302840111640100000000831117156101ad57600080fd5b919350915035610304565b005b3480156101c657600080fd5b506101cf6110b5565b6040805160208082528351818301528351919283929083019185019080838360005b838110156102095781810151838201526020016101f1565b50505050905090810190601f1680156102365780820380516001836020036101000a031916815260200191505b509250505060405180910390f35b34801561025057600080fd5b506102596110c7565b60408051918252519081900360200190f35b60007fffffffff0000000000000000000000000000000000000000000000000000000082167f01ffc9a70000000000000000000000000000000000000000000000000000000014806102fe57507fffffffff0000000000000000000000000000000000000000000000000000000082167f8564090700000000000000000000000000000000000000000000000000000000145b92915050565b6030861461035d576040517f08c379a00000000000000000000000000000000000000000000000000000000081526004018080602001828103825260268152602001806118056026913960400191505060405180910390fd5b602084146103b6576040517f08c379a000000000000000000000000000000000000000000000000000000000815260040180806020018281038252603681526020018061179c6036913960400191505060405180910390fd5b6060821461040f576040517f08c379a00000000000000000000000000000000000000000000000000000000081526004018080602001828103825260298152602001806118786029913960400191505060405180910390fd5b670de0b6b3a7640000341015610470576040517f08c379a00000000000000000000000000000000000000000000000000000000081526004018080602001828103825260268152602001806118526026913960400191505060405180910390fd5b633b9aca003406156104cd576040517f08c379a00000000000000000000000000000000000000000000000000000000081526004018080602001828103825260338152602001806117d26033913960400191505060405180910390fd5b633b9aca00340467ffffffffffffffff811115610535576040517f08c379a000000000000000000000000000000000000000000000000000000000815260040180806020018281038252602781526020018061182b6027913960400191505060405180910390fd5b6060610540826114ba565b90507f649bbc62d0e31342afea4e5cd82d4049e7e1ee912fc0889aa790803be39038c589898989858a8a6105756020546114ba565b6040805160a0808252810189905290819060208201908201606083016080840160c085018e8e80828437600083820152601f017fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffe01690910187810386528c815260200190508c8c808284376000838201819052601f9091017fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffe01690920188810386528c5181528c51602091820193918e019250908190849084905b83811015610648578181015183820152602001610630565b50505050905090810190601f1680156106755780820380516001836020036101000a031916815260200191505b5086810383528881526020018989808284376000838201819052601f9091017fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffe0169092018881038452895181528951602091820193918b019250908190849084905b838110156106ef5781810151838201526020016106d7565b50505050905090810190601f16801561071c5780820380516001836020036101000a031916815260200191505b509d505050505050505050505050505060405180910390a1600060028a8a600060801b604051602001808484808284377fffffffffffffffffffffffffffffffff0000000000000000000000000000000090941691909301908152604080517ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0818403018152601090920190819052815191955093508392506020850191508083835b602083106107fc57805182527fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffe090920191602091820191016107bf565b51815160209384036101000a7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff01801990921691161790526040519190930194509192505080830381855afa158015610859573d6000803e3d6000fd5b5050506040513d602081101561086e57600080fd5b5051905060006002806108846040848a8c6116fe565b6040516020018083838082843780830192505050925050506040516020818303038152906040526040518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)
// TestAccount represents a test account in the simulated backend,
// through which we can perform actions on the eth1.0 chain.
type TestAccount struct {
Addr common.Address
ContractAddr common.Address
Contract *deposit.DepositContract
Backend *backends.SimulatedBackend
TxOpts *bind.TransactOpts
}
// Setup creates the simulated backend with the deposit contract deployed
func Setup() (*TestAccount, error) {
genesis := make(core.GenesisAlloc)
privKey, err := crypto.GenerateKey()
if err != nil {
return nil, err
}
pubKeyECDSA, ok := privKey.Public().(*ecdsa.PublicKey)
if !ok {
return nil, fmt.Errorf("error casting public key to ECDSA")
}
// strip off the 0x and the first 2 characters 04 which is always the EC prefix and is not required.
publicKeyBytes := crypto.FromECDSAPub(pubKeyECDSA)[4:]
var pubKey = make([]byte, 48)
copy(pubKey, publicKeyBytes)
addr := crypto.PubkeyToAddress(privKey.PublicKey)
txOpts, err := bind.NewKeyedTransactorWithChainID(privKey, big.NewInt(1337))
if err != nil {
return nil, err
}
startingBalance, _ := new(big.Int).SetString("100000000000000000000000000000000000000", 10)
genesis[addr] = core.GenesisAccount{Balance: startingBalance}
backend := backends.NewSimulatedBackend(genesis, 210000000000)
contractAddr, _, contract, err := DeployDepositContract(txOpts, backend)
if err != nil {
return nil, err
}
backend.Commit()
return &TestAccount{addr, contractAddr, contract, backend, txOpts}, nil
}
// Amount32Eth returns 32Eth(in wei) in terms of the big.Int type.
func Amount32Eth() *big.Int {
amount, _ := new(big.Int).SetString(amount32Eth, 10)
return amount
}
// LessThan1Eth returns less than 1 Eth(in wei) in terms of the big.Int type.
func LessThan1Eth() *big.Int {
amount, _ := new(big.Int).SetString(amountLessThan1Eth, 10)
return amount
}
// DeployDepositContract deploys a new Ethereum contract, binding an instance of DepositContract to it.
func DeployDepositContract(auth *bind.TransactOpts, backend bind.ContractBackend) (common.Address, *types.Transaction, *deposit.DepositContract, error) {
parsed, err := abi.JSON(strings.NewReader(deposit.DepositContractABI))
if err != nil {
return common.Address{}, nil, nil, err
}
address, tx, contract, err := bind.DeployContract(auth, parsed, common.FromHex(depositContractBin), backend)
if err != nil {
return common.Address{}, nil, nil, err
}
return address, tx, &deposit.DepositContract{
DepositContractCaller: deposit.NewDepositContractCallerFromBoundContract(contract),
DepositContractTransactor: deposit.NewDepositContractTransactorFromBoundContract(contract),
DepositContractFilterer: deposit.NewDepositContractFiltererFromBoundContract(contract),
}, nil
}