mirror of
https://github.com/0glabs/0g-chain.git
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ffd306ef52
* add grpc client * add e2e tests for grpc client * add grpc client readme * doc update * fix more doc issues * remove util namespace & move grpc client to chain * rename GrpcClient to Grpc * add 3rd party query clients * fix invalid url in readme * update e2e tests to use grpc client (#1787)
83 lines
2.7 KiB
Go
83 lines
2.7 KiB
Go
package testutil
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import (
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"context"
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"fmt"
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"math/big"
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"github.com/ethereum/go-ethereum/common"
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"github.com/kava-labs/kava/tests/e2e/contracts/greeter"
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"github.com/kava-labs/kava/x/cdp/types"
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evmutiltypes "github.com/kava-labs/kava/x/evmutil/types"
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)
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// InitKavaEvmData is run after the chain is running, but before the tests are run.
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// It is used to initialize some EVM state, such as deploying contracts.
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func (suite *E2eTestSuite) InitKavaEvmData() {
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whale := suite.Kava.GetAccount(FundedAccountName)
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// ensure funded account has nonzero erc20 balance
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balance := suite.Kava.GetErc20Balance(suite.DeployedErc20.Address, whale.EvmAddress)
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if balance.Cmp(big.NewInt(0)) != 1 {
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panic(fmt.Sprintf(
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"expected funded account (%s) to have erc20 balance of token %s",
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whale.EvmAddress.Hex(),
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suite.DeployedErc20.Address.Hex(),
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))
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}
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// expect the erc20 to be enabled for conversion to sdk.Coin
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params, err := suite.Kava.Grpc.Query.Evmutil.Params(context.Background(), &evmutiltypes.QueryParamsRequest{})
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if err != nil {
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panic(fmt.Sprintf("failed to fetch evmutil params during init: %s", err))
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}
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found := false
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erc20Addr := suite.DeployedErc20.Address.Hex()
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for _, p := range params.Params.EnabledConversionPairs {
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if common.BytesToAddress(p.KavaERC20Address).Hex() == erc20Addr {
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found = true
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suite.DeployedErc20.CosmosDenom = p.Denom
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}
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}
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if !found {
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panic(fmt.Sprintf("erc20 %s must be enabled for conversion to cosmos coin", erc20Addr))
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}
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suite.Kava.RegisterErc20(suite.DeployedErc20.Address)
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// expect the erc20's cosmos denom to be a supported cdp collateral type
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cdpParams, err := suite.Kava.Grpc.Query.Cdp.Params(context.Background(), &types.QueryParamsRequest{})
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suite.Require().NoError(err)
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found = false
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for _, cp := range cdpParams.Params.CollateralParams {
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if cp.Denom == suite.DeployedErc20.CosmosDenom {
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found = true
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suite.DeployedErc20.CdpCollateralType = cp.Type
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}
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}
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if !found {
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panic(fmt.Sprintf(
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"erc20's cosmos denom %s must be valid cdp collateral type",
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suite.DeployedErc20.CosmosDenom),
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)
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}
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// deploy an example contract
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greeterAddr, _, _, err := greeter.DeployGreeter(
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whale.evmSigner.Auth,
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whale.evmSigner.EvmClient,
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"what's up!",
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)
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suite.NoError(err, "failed to deploy a contract to the EVM")
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suite.Kava.ContractAddrs["greeter"] = greeterAddr
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}
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// FundKavaErc20Balance sends the pre-deployed ERC20 token to the `toAddress`.
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func (suite *E2eTestSuite) FundKavaErc20Balance(toAddress common.Address, amount *big.Int) EvmTxResponse {
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// funded account should have erc20 balance
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whale := suite.Kava.GetAccount(FundedAccountName)
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res, err := whale.TransferErc20(suite.DeployedErc20.Address, toAddress, amount)
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suite.NoError(err)
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return res
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}
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