package testutil import ( "fmt" "math/big" "github.com/ethereum/go-ethereum/common" "github.com/stretchr/testify/suite" sdkmath "cosmossdk.io/math" sdk "github.com/cosmos/cosmos-sdk/types" "github.com/kava-labs/kava/app" "github.com/kava-labs/kava/tests/e2e/runner" "github.com/kava-labs/kava/tests/util" ) const ( FundedAccountName = "whale" // use coin type 60 so we are compatible with accounts from `kava add keys --eth ` // these accounts use the ethsecp256k1 signing algorithm that allows the signing client // to manage both sdk & evm txs. Bip44CoinType = 60 IbcPort = "transfer" IbcChannel = "channel-0" ) // DeployedErc20 is a type that wraps the details of the pre-deployed erc20 used by the e2e test suite. // The Address comes from SuiteConfig.KavaErc20Address // The CosmosDenom is fetched from the EnabledConversionPairs param of x/evmutil. // The tests expect the following: // - the funded account has a nonzero balance of the erc20 // - the erc20 is enabled for conversion to sdk.Coin // - the corresponding sdk.Coin is enabled as a cdp collateral type // These requirements are checked in InitKavaEvmData(). type DeployedErc20 struct { Address common.Address CosmosDenom string CdpCollateralType string } // E2eTestSuite is a testify test suite for running end-to-end integration tests on Kava. type E2eTestSuite struct { suite.Suite config SuiteConfig runner runner.NodeRunner Kava *Chain Ibc *Chain UpgradeHeight int64 DeployedErc20 DeployedErc20 cost costSummary enableRefunds bool } // costSummary wraps info about what funds get irrecoverably spent by the test suite run type costSummary struct { sdkAddress string evmAddress string erc20BalanceBefore *big.Int erc20BalanceAfter *big.Int sdkBalanceBefore sdk.Coins sdkBalanceAfter sdk.Coins } // String implements fmt.Stringer func (s costSummary) String() string { before := sdk.NewCoins(s.sdkBalanceBefore...).Add(sdk.NewCoin("erc20", sdkmath.NewIntFromBigInt(s.erc20BalanceBefore))) after := sdk.NewCoins(s.sdkBalanceAfter...).Add(sdk.NewCoin("erc20", sdkmath.NewIntFromBigInt(s.erc20BalanceAfter))) cost, _ := before.SafeSub(after...) return fmt.Sprintf("Cost Summary for %s (%s):\nbefore:\n%s\nafter:\n%s\ncost:\n%s\n", s.sdkAddress, s.evmAddress, util.PrettyPrintCoins(before), util.PrettyPrintCoins(after), util.PrettyPrintCoins(cost), ) } // SetupSuite is run before all tests. It initializes chain connections and sets up the // account used for funding accounts in the tests. func (suite *E2eTestSuite) SetupSuite() { var err error fmt.Println("setting up test suite.") app.SetSDKConfig() suiteConfig := ParseSuiteConfig() suite.config = suiteConfig suite.DeployedErc20 = DeployedErc20{ Address: common.HexToAddress(suiteConfig.KavaErc20Address), // Denom & CdpCollateralType are fetched in InitKavaEvmData() } // setup the correct NodeRunner for the given config if suiteConfig.Kvtool != nil { suite.runner = suite.SetupKvtoolNodeRunner() } else if suiteConfig.LiveNetwork != nil { suite.runner = suite.SetupLiveNetworkNodeRunner() } else { panic("expected either kvtool or live network configs to be defined") } chains := suite.runner.StartChains() kavachain := chains.MustGetChain("kava") suite.Kava, err = NewChain(suite.T(), kavachain, suiteConfig.FundedAccountMnemonic) if err != nil { suite.runner.Shutdown() suite.T().Fatalf("failed to create kava chain querier: %s", err) } if suiteConfig.IncludeIbcTests { ibcchain := chains.MustGetChain("ibc") suite.Ibc, err = NewChain(suite.T(), ibcchain, suiteConfig.FundedAccountMnemonic) if err != nil { suite.runner.Shutdown() suite.T().Fatalf("failed to create ibc chain querier: %s", err) } } suite.InitKavaEvmData() whale := suite.Kava.GetAccount(FundedAccountName) suite.cost = costSummary{ sdkAddress: whale.SdkAddress.String(), evmAddress: whale.EvmAddress.Hex(), sdkBalanceBefore: suite.Kava.QuerySdkForBalances(whale.SdkAddress), erc20BalanceBefore: suite.Kava.GetErc20Balance(suite.DeployedErc20.Address, whale.EvmAddress), } } // TearDownSuite is run after all tests have run. // In the event of a panic during the tests, it is run after testify recovers. func (suite *E2eTestSuite) TearDownSuite() { fmt.Println("tearing down test suite.") whale := suite.Kava.GetAccount(FundedAccountName) if suite.enableRefunds { suite.cost.sdkBalanceAfter = suite.Kava.QuerySdkForBalances(whale.SdkAddress) suite.cost.erc20BalanceAfter = suite.Kava.GetErc20Balance(suite.DeployedErc20.Address, whale.EvmAddress) fmt.Println("==BEFORE REFUNDS==") fmt.Println(suite.cost) fmt.Println("attempting to return all unused funds") suite.Kava.ReturnAllFunds() fmt.Println("==AFTER REFUNDS==") } // calculate & output cost summary for funded account suite.cost.sdkBalanceAfter = suite.Kava.QuerySdkForBalances(whale.SdkAddress) suite.cost.erc20BalanceAfter = suite.Kava.GetErc20Balance(suite.DeployedErc20.Address, whale.EvmAddress) fmt.Println(suite.cost) // close all account request channels suite.Kava.Shutdown() if suite.Ibc != nil { suite.Ibc.Shutdown() } // gracefully shutdown docker container(s) suite.runner.Shutdown() } // SetupKvtoolNodeRunner is a helper method for building a KvtoolRunnerConfig from the suite config. func (suite *E2eTestSuite) SetupKvtoolNodeRunner() *runner.KvtoolRunner { // upgrade tests are only supported on kvtool networks suite.UpgradeHeight = suite.config.Kvtool.KavaUpgradeHeight suite.enableRefunds = false runnerConfig := runner.KvtoolRunnerConfig{ KavaConfigTemplate: suite.config.Kvtool.KavaConfigTemplate, IncludeIBC: suite.config.IncludeIbcTests, ImageTag: "local", EnableAutomatedUpgrade: suite.config.Kvtool.IncludeAutomatedUpgrade, KavaUpgradeName: suite.config.Kvtool.KavaUpgradeName, KavaUpgradeHeight: suite.config.Kvtool.KavaUpgradeHeight, KavaUpgradeBaseImageTag: suite.config.Kvtool.KavaUpgradeBaseImageTag, SkipShutdown: suite.config.SkipShutdown, } return runner.NewKvtoolRunner(runnerConfig) } // SetupLiveNetworkNodeRunner is a helper method for building a LiveNodeRunner from the suite config. func (suite *E2eTestSuite) SetupLiveNetworkNodeRunner() *runner.LiveNodeRunner { // live network setup doesn't presently support ibc if suite.config.IncludeIbcTests { panic("ibc tests not supported for live network configuration") } // Manually set upgrade height for live networks suite.UpgradeHeight = suite.config.LiveNetwork.UpgradeHeight suite.enableRefunds = true runnerConfig := runner.LiveNodeRunnerConfig{ KavaRpcUrl: suite.config.LiveNetwork.KavaRpcUrl, KavaGrpcUrl: suite.config.LiveNetwork.KavaGrpcUrl, KavaEvmRpcUrl: suite.config.LiveNetwork.KavaEvmRpcUrl, UpgradeHeight: suite.config.LiveNetwork.UpgradeHeight, } return runner.NewLiveNodeRunner(runnerConfig) } // SkipIfIbcDisabled should be called at the start of tests that require IBC. // It gracefully skips the current test if IBC tests are disabled. func (suite *E2eTestSuite) SkipIfIbcDisabled() { if !suite.config.IncludeIbcTests { suite.T().SkipNow() } } // SkipIfUpgradeDisabled should be called at the start of tests that require automated upgrades. // It gracefully skips the current test if upgrades are dissabled. // Note: automated upgrade tests are currently only enabled for Kvtool suite runs. func (suite *E2eTestSuite) SkipIfUpgradeDisabled() { if suite.config.Kvtool != nil && !suite.config.Kvtool.IncludeAutomatedUpgrade { fmt.Println("skipping upgrade test, kvtool automated upgrade is disabled") suite.T().SkipNow() } // If there isn't a manual upgrade height set in the config, skip the test if suite.config.LiveNetwork != nil && suite.config.LiveNetwork.UpgradeHeight == 0 { fmt.Println("skipping upgrade test, live network upgrade height is not set") suite.T().SkipNow() } } // SkipIfKvtoolDisabled should be called at the start of tests that require kvtool. func (suite *E2eTestSuite) SkipIfKvtoolDisabled() { if suite.config.Kvtool == nil { suite.T().SkipNow() } } // BigIntsEqual is a helper method for comparing the equality of two big ints func (suite *E2eTestSuite) BigIntsEqual(expected *big.Int, actual *big.Int, msg string) { suite.Truef(expected.Cmp(actual) == 0, "%s (expected: %s, actual: %s)", msg, expected.String(), actual.String()) }