120 lines
3.8 KiB
Go
120 lines
3.8 KiB
Go
package simulate_test
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import (
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"context"
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"testing"
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"github.com/stretchr/testify/suite"
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tmproto "github.com/tendermint/tendermint/proto/tendermint/types"
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"github.com/cosmos/cosmos-sdk/baseapp"
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"github.com/cosmos/cosmos-sdk/client"
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"github.com/cosmos/cosmos-sdk/client/grpc/simulate"
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"github.com/cosmos/cosmos-sdk/client/tx"
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codectypes "github.com/cosmos/cosmos-sdk/codec/types"
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"github.com/cosmos/cosmos-sdk/simapp"
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"github.com/cosmos/cosmos-sdk/testutil/testdata"
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sdk "github.com/cosmos/cosmos-sdk/types"
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txtypes "github.com/cosmos/cosmos-sdk/types/tx"
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"github.com/cosmos/cosmos-sdk/types/tx/signing"
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authsigning "github.com/cosmos/cosmos-sdk/x/auth/signing"
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authtypes "github.com/cosmos/cosmos-sdk/x/auth/types"
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banktypes "github.com/cosmos/cosmos-sdk/x/bank/types"
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)
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type IntegrationTestSuite struct {
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suite.Suite
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app *simapp.SimApp
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clientCtx client.Context
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queryClient simulate.SimulateServiceClient
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sdkCtx sdk.Context
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}
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func (s *IntegrationTestSuite) SetupSuite() {
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app := simapp.Setup(true)
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sdkCtx := app.BaseApp.NewContext(true, tmproto.Header{})
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app.AccountKeeper.SetParams(sdkCtx, authtypes.DefaultParams())
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app.BankKeeper.SetParams(sdkCtx, banktypes.DefaultParams())
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// Set up TxConfig.
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encodingConfig := simapp.MakeTestEncodingConfig()
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clientCtx := client.Context{}.WithTxConfig(encodingConfig.TxConfig)
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// Create new simulation server.
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srv := simulate.NewSimulateServer(app.BaseApp.Simulate, encodingConfig.InterfaceRegistry)
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queryHelper := baseapp.NewQueryServerTestHelper(sdkCtx, app.InterfaceRegistry())
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simulate.RegisterSimulateServiceServer(queryHelper, srv)
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queryClient := simulate.NewSimulateServiceClient(queryHelper)
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s.app = app
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s.clientCtx = clientCtx
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s.queryClient = queryClient
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s.sdkCtx = sdkCtx
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}
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func (s IntegrationTestSuite) TestSimulateService() {
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// Create an account with some funds.
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priv1, _, addr1 := testdata.KeyTestPubAddr()
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acc1 := s.app.AccountKeeper.NewAccountWithAddress(s.sdkCtx, addr1)
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err := acc1.SetAccountNumber(0)
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s.Require().NoError(err)
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s.app.AccountKeeper.SetAccount(s.sdkCtx, acc1)
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s.app.BankKeeper.SetBalances(s.sdkCtx, addr1, sdk.Coins{
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sdk.NewInt64Coin("atom", 10000000),
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})
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// Create a test x/bank MsgSend.
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coins := sdk.NewCoins(sdk.NewInt64Coin("atom", 10))
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_, _, addr2 := testdata.KeyTestPubAddr()
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msg := banktypes.NewMsgSend(addr1, addr2, coins)
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feeAmount := testdata.NewTestFeeAmount()
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gasLimit := testdata.NewTestGasLimit()
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memo := "foo"
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accSeq, accNum := uint64(0), uint64(0)
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// Create a txBuilder.
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txBuilder := s.clientCtx.TxConfig.NewTxBuilder()
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txBuilder.SetMsgs(msg)
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txBuilder.SetMemo(memo)
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txBuilder.SetFeeAmount(feeAmount)
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txBuilder.SetGasLimit(gasLimit)
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// 1st round: set empty signature
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sigV2 := signing.SignatureV2{
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PubKey: priv1.PubKey(),
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Data: &signing.SingleSignatureData{
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SignMode: s.clientCtx.TxConfig.SignModeHandler().DefaultMode(),
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Signature: nil,
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},
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}
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txBuilder.SetSignatures(sigV2)
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// 2nd round: actually sign
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sigV2, err = tx.SignWithPrivKey(
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s.clientCtx.TxConfig.SignModeHandler().DefaultMode(),
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authsigning.SignerData{ChainID: s.sdkCtx.ChainID(), AccountNumber: accNum, Sequence: accSeq},
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txBuilder, priv1, s.clientCtx.TxConfig, accSeq,
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)
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txBuilder.SetSignatures(sigV2)
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any, ok := txBuilder.(codectypes.IntoAny)
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s.Require().True(ok)
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cached := any.AsAny().GetCachedValue()
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txTx, ok := cached.(*txtypes.Tx)
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s.Require().True(ok)
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res, err := s.queryClient.Simulate(
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context.Background(),
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&simulate.SimulateRequest{Tx: txTx},
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)
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s.Require().NoError(err)
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// Check the result and gas used are correct.
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s.Require().Equal(len(res.GetResult().GetEvents()), 4) // 1 transfer, 3 messages.
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s.Require().True(res.GetGasInfo().GetGasUsed() > 0) // Gas used sometimes change, just check it's not empty.
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}
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func TestSimulateTestSuite(t *testing.T) {
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suite.Run(t, new(IntegrationTestSuite))
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}
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