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feat(MEV): Updating MEV Lane with Testing + Cleaner Implementation (#134)

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* updating mev lane with cleaner impl

* nit

* lint
This commit is contained in:
David Terpay
2023-10-04 18:23:36 -04:00
committed by GitHub
parent b9d6761776
commit d495b38954
10 changed files with 1034 additions and 416 deletions
Download Patch File Download Diff File Expand all files Collapse all files
tests/integration/block_sdk_suite.go
+75 -74
View File
@@ -3,7 +3,12 @@ package integration
import (
"context"
"bytes"
"cosmossdk.io/math"
rpctypes "github.com/cometbft/cometbft/rpc/core/types"
"github.com/cosmos/cosmos-sdk/codec"
"github.com/cosmos/cosmos-sdk/crypto/keyring"
sdk "github.com/cosmos/cosmos-sdk/types"
banktypes "github.com/cosmos/cosmos-sdk/x/bank/types"
stakingtypes "github.com/cosmos/cosmos-sdk/x/staking/types"
@@ -12,10 +17,6 @@ import (
"github.com/strangelove-ventures/interchaintest/v7/ibc"
"github.com/stretchr/testify/require"
"github.com/stretchr/testify/suite"
"github.com/cosmos/cosmos-sdk/codec"
"github.com/cosmos/cosmos-sdk/crypto/keyring"
rpctypes "github.com/cometbft/cometbft/rpc/core/types"
"bytes"
)
const (
@@ -62,8 +63,8 @@ func (s *IntegrationTestSuite) WithDenom(denom string) *IntegrationTestSuite {
func (s *IntegrationTestSuite) WithKeyringOptions(cdc codec.Codec, opts keyring.Option) {
s.broadcasterOverrides = &KeyringOverride{
cdc: cdc,
keyringOptions: opts,
cdc: cdc,
keyringOptions: opts,
}
}
@@ -143,7 +144,7 @@ func (s *IntegrationTestSuite) TestValidBids() {
require.NoError(s.T(), err)
// broadcast + wait for the tx to be included in a block
res := s.BroadcastTxs( context.Background(), s.chain.(*cosmos.CosmosChain), []Tx{
res := s.BroadcastTxs(context.Background(), s.chain.(*cosmos.CosmosChain), []Tx{
{
User: s.user1,
Msgs: []sdk.Msg{bid},
@@ -177,7 +178,7 @@ func (s *IntegrationTestSuite) TestValidBids() {
// create the MsgAuctionBid
bidAmt := params.ReserveFee
bid, bundledTxs := s.CreateAuctionBidMsg( context.Background(), s.user1, s.chain.(*cosmos.CosmosChain), bidAmt, []Tx{
bid, bundledTxs := s.CreateAuctionBidMsg(context.Background(), s.user1, s.chain.(*cosmos.CosmosChain), bidAmt, []Tx{
{
User: s.user1,
Msgs: msgs[0:1],
@@ -205,8 +206,8 @@ func (s *IntegrationTestSuite) TestValidBids() {
expTxs := make(chan committedTx, 2)
regular_txs := s.BroadcastTxsWithCallback(
context.Background(),
s.chain.(*cosmos.CosmosChain),
context.Background(),
s.chain.(*cosmos.CosmosChain),
msgsToBcast,
func(tx []byte, resp *rpctypes.ResultTx) {
expTxs <- committedTx{tx, resp}
@@ -217,7 +218,7 @@ func (s *IntegrationTestSuite) TestValidBids() {
// get the height of the block that the bid was included in
var commitHeight int64
tx1 := <-expTxs
tx2 := <-expTxs
@@ -265,10 +266,10 @@ func (s *IntegrationTestSuite) TestValidBids() {
}
// create bundle
bidAmt := params.ReserveFee
bid, bundledTxs := s.CreateAuctionBidMsg( context.Background(), s.user1, s.chain.(*cosmos.CosmosChain), bidAmt, txs)
bid, bundledTxs := s.CreateAuctionBidMsg(context.Background(), s.user1, s.chain.(*cosmos.CosmosChain), bidAmt, txs)
// create 2 more bundle w same txs from same user
bid2, _ := s.CreateAuctionBidMsg( context.Background(), s.user1, s.chain.(*cosmos.CosmosChain), bidAmt.Add(params.MinBidIncrement), txs)
bid3, _ := s.CreateAuctionBidMsg( context.Background(), s.user1, s.chain.(*cosmos.CosmosChain), bidAmt.Add(params.MinBidIncrement).Add(params.MinBidIncrement), txs)
bid2, _ := s.CreateAuctionBidMsg(context.Background(), s.user1, s.chain.(*cosmos.CosmosChain), bidAmt.Add(params.MinBidIncrement), txs)
bid3, _ := s.CreateAuctionBidMsg(context.Background(), s.user1, s.chain.(*cosmos.CosmosChain), bidAmt.Add(params.MinBidIncrement).Add(params.MinBidIncrement), txs)
// query height
height, err := s.chain.(*cosmos.CosmosChain).Height(context.Background())
@@ -279,7 +280,7 @@ func (s *IntegrationTestSuite) TestValidBids() {
height++
// broadcast all bids
broadcastedTxs := s.BroadcastTxs( context.Background(), s.chain.(*cosmos.CosmosChain), []Tx{
broadcastedTxs := s.BroadcastTxs(context.Background(), s.chain.(*cosmos.CosmosChain), []Tx{
{
User: s.user1,
Msgs: []sdk.Msg{bid},
@@ -345,18 +346,18 @@ func (s *IntegrationTestSuite) TestValidBids() {
// broadcast txs in the bundle to network + bundle + extra
broadcastedTxs := s.BroadcastTxsWithCallback(context.Background(), s.chain.(*cosmos.CosmosChain), []Tx{
{
User: s.user2,
Msgs: []sdk.Msg{bid},
Height: height + 3,
}, {
User: s.user3,
Msgs: []sdk.Msg{banktypes.NewMsgSend(s.user3.Address(), s.user1.Address(), sdk.NewCoins(sdk.NewCoin(s.denom, math.NewInt(100))))},
Height: height + 3,
}},
func(tx []byte, resp *rpctypes.ResultTx) {
expTxs <- committedTx{tx, resp}
})
{
User: s.user2,
Msgs: []sdk.Msg{bid},
Height: height + 3,
}, {
User: s.user3,
Msgs: []sdk.Msg{banktypes.NewMsgSend(s.user3.Address(), s.user1.Address(), sdk.NewCoins(sdk.NewCoin(s.denom, math.NewInt(100))))},
Height: height + 3,
}},
func(tx []byte, resp *rpctypes.ResultTx) {
expTxs <- committedTx{tx, resp}
})
close(expTxs)
var bidTxHeight int64
@@ -379,7 +380,7 @@ func (s *IntegrationTestSuite) TestValidBids() {
}
type committedTx struct {
tx []byte
tx []byte
res *rpctypes.ResultTx
}
@@ -410,7 +411,7 @@ func (s *IntegrationTestSuite) TestMultipleBids() {
}
// create bid1
bidAmt := params.ReserveFee
bid1, bundledTxs := s.CreateAuctionBidMsg( context.Background(), s.user1, s.chain.(*cosmos.CosmosChain), bidAmt, []Tx{msg})
bid1, bundledTxs := s.CreateAuctionBidMsg(context.Background(), s.user1, s.chain.(*cosmos.CosmosChain), bidAmt, []Tx{msg})
// create bid 2
msg2 := Tx{
@@ -419,7 +420,7 @@ func (s *IntegrationTestSuite) TestMultipleBids() {
SequenceIncrement: 1,
}
// create bid2 w/ higher bid than bid1
bid2, bundledTxs2 := s.CreateAuctionBidMsg( context.Background(), s.user2, s.chain.(*cosmos.CosmosChain), bidAmt.Add(params.MinBidIncrement), []Tx{msg2})
bid2, bundledTxs2 := s.CreateAuctionBidMsg(context.Background(), s.user2, s.chain.(*cosmos.CosmosChain), bidAmt.Add(params.MinBidIncrement), []Tx{msg2})
// get chain height
height, err := s.chain.(*cosmos.CosmosChain).Height(context.Background())
require.NoError(s.T(), err)
@@ -430,9 +431,9 @@ func (s *IntegrationTestSuite) TestMultipleBids() {
// broadcast both bids (with ample time to be committed (instead of timing out))
txs := s.BroadcastTxsWithCallback(context.Background(), s.chain.(*cosmos.CosmosChain), []Tx{
{
User: s.user1,
Msgs: []sdk.Msg{bid1},
Height: height + 4,
User: s.user1,
Msgs: []sdk.Msg{bid1},
Height: height + 4,
},
{
User: s.user2,
@@ -442,7 +443,7 @@ func (s *IntegrationTestSuite) TestMultipleBids() {
}, func(tx []byte, resp *rpctypes.ResultTx) {
txsCh <- committedTx{tx, resp}
})
// check txs were committed
require.Len(s.T(), txsCh, 2)
close(txsCh)
@@ -450,7 +451,7 @@ func (s *IntegrationTestSuite) TestMultipleBids() {
tx1 := <-txsCh
tx2 := <-txsCh
// query next block
// query next block
block := Block(s.T(), s.chain.(*cosmos.CosmosChain), tx1.res.Height)
// check bid2 was included first
@@ -481,7 +482,7 @@ func (s *IntegrationTestSuite) TestMultipleBids() {
}
// create bid1
bidAmt := params.ReserveFee
bid1, bundledTxs := s.CreateAuctionBidMsg( context.Background(), s.user1, s.chain.(*cosmos.CosmosChain), bidAmt, []Tx{tx})
bid1, bundledTxs := s.CreateAuctionBidMsg(context.Background(), s.user1, s.chain.(*cosmos.CosmosChain), bidAmt, []Tx{tx})
// create bid 2
tx2 := Tx{
@@ -490,7 +491,7 @@ func (s *IntegrationTestSuite) TestMultipleBids() {
SequenceIncrement: 1,
}
// create bid2 w/ higher bid than bid1
bid2, _ := s.CreateAuctionBidMsg( context.Background(), s.user2, s.chain.(*cosmos.CosmosChain), bidAmt, []Tx{tx2})
bid2, _ := s.CreateAuctionBidMsg(context.Background(), s.user2, s.chain.(*cosmos.CosmosChain), bidAmt, []Tx{tx2})
// get chain height
height, err := s.chain.(*cosmos.CosmosChain).Height(context.Background())
@@ -543,7 +544,7 @@ func (s *IntegrationTestSuite) TestMultipleBids() {
}
// create bid1
bidAmt := params.ReserveFee
bid1, bundledTxs := s.CreateAuctionBidMsg( context.Background(), s.user1, s.chain.(*cosmos.CosmosChain), bidAmt, []Tx{msg})
bid1, bundledTxs := s.CreateAuctionBidMsg(context.Background(), s.user1, s.chain.(*cosmos.CosmosChain), bidAmt, []Tx{msg})
// create bid 2
msg2 := Tx{
@@ -553,7 +554,7 @@ func (s *IntegrationTestSuite) TestMultipleBids() {
}
// create bid2 w/ higher bid than bid1
bid2, _ := s.CreateAuctionBidMsg( context.Background(), s.user1, s.chain.(*cosmos.CosmosChain), bidAmt, []Tx{msg2})
bid2, _ := s.CreateAuctionBidMsg(context.Background(), s.user1, s.chain.(*cosmos.CosmosChain), bidAmt, []Tx{msg2})
// get chain height
height, err := s.chain.(*cosmos.CosmosChain).Height(context.Background())
require.NoError(s.T(), err)
@@ -568,10 +569,10 @@ func (s *IntegrationTestSuite) TestMultipleBids() {
Height: height + 4,
},
{
User: s.user1,
Msgs: []sdk.Msg{bid2},
Height: height + 4,
ExpectFail: true,
User: s.user1,
Msgs: []sdk.Msg{bid2},
Height: height + 4,
ExpectFail: true,
},
}, func(tx []byte, resp *rpctypes.ResultTx) {
expTx <- committedTx{tx, resp}
@@ -605,10 +606,10 @@ func (s *IntegrationTestSuite) TestMultipleBids() {
}
// create bid1
bidAmt := params.ReserveFee
bid1, bundledTxs := s.CreateAuctionBidMsg( context.Background(), s.user1, s.chain.(*cosmos.CosmosChain), bidAmt, []Tx{msg})
bid1, bundledTxs := s.CreateAuctionBidMsg(context.Background(), s.user1, s.chain.(*cosmos.CosmosChain), bidAmt, []Tx{msg})
// create bid2 w/ higher bid than bid1
bid2, _ := s.CreateAuctionBidMsg( context.Background(), s.user1, s.chain.(*cosmos.CosmosChain), bidAmt.Add(params.MinBidIncrement), []Tx{msg})
bid2, _ := s.CreateAuctionBidMsg(context.Background(), s.user1, s.chain.(*cosmos.CosmosChain), bidAmt.Add(params.MinBidIncrement), []Tx{msg})
// get chain height
height, err := s.chain.(*cosmos.CosmosChain).Height(context.Background())
require.NoError(s.T(), err)
@@ -618,9 +619,9 @@ func (s *IntegrationTestSuite) TestMultipleBids() {
// broadcast both bids
txs := s.BroadcastTxsWithCallback(context.Background(), s.chain.(*cosmos.CosmosChain), []Tx{
{
User: s.user1,
Msgs: []sdk.Msg{bid1},
Height: height + 4,
User: s.user1,
Msgs: []sdk.Msg{bid1},
Height: height + 4,
SkipInclusionCheck: true,
},
{
@@ -663,10 +664,10 @@ func (s *IntegrationTestSuite) TestMultipleBids() {
// create bid1
bidAmt := params.ReserveFee
bid1, bundledTxs := s.CreateAuctionBidMsg( context.Background(), s.user1, s.chain.(*cosmos.CosmosChain), bidAmt, []Tx{msg})
bid1, bundledTxs := s.CreateAuctionBidMsg(context.Background(), s.user1, s.chain.(*cosmos.CosmosChain), bidAmt, []Tx{msg})
// create bid2 w/ higher bid than bid1
bid2, _ := s.CreateAuctionBidMsg( context.Background(), s.user2, s.chain.(*cosmos.CosmosChain), bidAmt.Add(params.MinBidIncrement), []Tx{msg})
bid2, _ := s.CreateAuctionBidMsg(context.Background(), s.user2, s.chain.(*cosmos.CosmosChain), bidAmt.Add(params.MinBidIncrement), []Tx{msg})
// get chain height
height, err := s.chain.(*cosmos.CosmosChain).Height(context.Background())
require.NoError(s.T(), err)
@@ -676,9 +677,9 @@ func (s *IntegrationTestSuite) TestMultipleBids() {
// broadcast both bids
txs := s.BroadcastTxsWithCallback(context.Background(), s.chain.(*cosmos.CosmosChain), []Tx{
{
User: s.user1,
Msgs: []sdk.Msg{bid1},
Height: height + 4,
User: s.user1,
Msgs: []sdk.Msg{bid1},
Height: height + 4,
SkipInclusionCheck: true,
},
{
@@ -721,7 +722,7 @@ func (s *IntegrationTestSuite) TestMultipleBids() {
}
// create bid1
bidAmt := params.ReserveFee
bid1, bundledTxs := s.CreateAuctionBidMsg( context.Background(), s.user1, s.chain.(*cosmos.CosmosChain), bidAmt, []Tx{msg})
bid1, bundledTxs := s.CreateAuctionBidMsg(context.Background(), s.user1, s.chain.(*cosmos.CosmosChain), bidAmt, []Tx{msg})
// create bid2
// create a second message
@@ -743,9 +744,9 @@ func (s *IntegrationTestSuite) TestMultipleBids() {
// broadcast both bids
txs := s.BroadcastTxsWithCallback(context.Background(), s.chain.(*cosmos.CosmosChain), []Tx{
{
User: s.user1,
Msgs: []sdk.Msg{bid1},
Height: height + 4,
User: s.user1,
Msgs: []sdk.Msg{bid1},
Height: height + 4,
},
{
User: s.user2,
@@ -754,7 +755,7 @@ func (s *IntegrationTestSuite) TestMultipleBids() {
},
}, func(tx []byte, resp *rpctypes.ResultTx) {
committedTxs <- committedTx{
tx: tx,
tx: tx,
res: resp,
}
})
@@ -797,11 +798,11 @@ func (s *IntegrationTestSuite) TestInvalidBids() {
SequenceIncrement: 2,
}
bidAmt := params.ReserveFee
bid, _ := s.CreateAuctionBidMsg( context.Background(), s.user1, s.chain.(*cosmos.CosmosChain), bidAmt, []Tx{msg})
bid, _ := s.CreateAuctionBidMsg(context.Background(), s.user1, s.chain.(*cosmos.CosmosChain), bidAmt, []Tx{msg})
height, err := s.chain.(*cosmos.CosmosChain).Height(context.Background())
// wrap bidTx in another tx
wrappedBid, _ := s.CreateAuctionBidMsg( context.Background(), s.user1, s.chain.(*cosmos.CosmosChain), bidAmt, []Tx{
wrappedBid, _ := s.CreateAuctionBidMsg(context.Background(), s.user1, s.chain.(*cosmos.CosmosChain), bidAmt, []Tx{
{
User: s.user1,
Msgs: []sdk.Msg{bid},
@@ -813,7 +814,7 @@ func (s *IntegrationTestSuite) TestInvalidBids() {
require.NoError(s.T(), err)
// broadcast wrapped bid, and expect a failure
s.BroadcastTxs( context.Background(), s.chain.(*cosmos.CosmosChain), []Tx{
s.BroadcastTxs(context.Background(), s.chain.(*cosmos.CosmosChain), []Tx{
{
User: s.user1,
Msgs: []sdk.Msg{wrappedBid},
@@ -831,7 +832,7 @@ func (s *IntegrationTestSuite) TestInvalidBids() {
SequenceIncrement: 2,
}
bidAmt := sdk.NewCoin(s.denom, math.NewInt(1000000000000000000))
bid, _ := s.CreateAuctionBidMsg( context.Background(), s.user1, s.chain.(*cosmos.CosmosChain), bidAmt, []Tx{msg})
bid, _ := s.CreateAuctionBidMsg(context.Background(), s.user1, s.chain.(*cosmos.CosmosChain), bidAmt, []Tx{msg})
height, err := s.chain.(*cosmos.CosmosChain).Height(context.Background())
require.NoError(s.T(), err)
@@ -858,7 +859,7 @@ func (s *IntegrationTestSuite) TestInvalidBids() {
}
bidAmt := params.ReserveFee
bid, _ := s.CreateAuctionBidMsg( context.Background(), s.user1, s.chain.(*cosmos.CosmosChain), bidAmt, []Tx{msg, msg2, msg3})
bid, _ := s.CreateAuctionBidMsg(context.Background(), s.user1, s.chain.(*cosmos.CosmosChain), bidAmt, []Tx{msg, msg2, msg3})
height, err := s.chain.(*cosmos.CosmosChain).Height(context.Background())
require.NoError(s.T(), err)
@@ -875,13 +876,13 @@ func (s *IntegrationTestSuite) TestInvalidBids() {
SequenceIncrement: 2,
}
bidAmt := params.ReserveFee
bid, _ := s.CreateAuctionBidMsg( context.Background(), s.user1, s.chain.(*cosmos.CosmosChain), bidAmt, []Tx{msg})
bid, _ := s.CreateAuctionBidMsg(context.Background(), s.user1, s.chain.(*cosmos.CosmosChain), bidAmt, []Tx{msg})
height, err := s.chain.(*cosmos.CosmosChain).Height(context.Background())
require.NoError(s.T(), err)
// broadcast wrapped bid, and expect a failure
s.BroadcastTxs( context.Background(), s.chain.(*cosmos.CosmosChain), []Tx{
s.BroadcastTxs(context.Background(), s.chain.(*cosmos.CosmosChain), []Tx{
{
User: s.user1,
Msgs: []sdk.Msg{bid},
@@ -901,7 +902,7 @@ func (s *IntegrationTestSuite) TestInvalidBids() {
// create bid smaller than reserve
bidAmt := sdk.NewCoin(s.denom, math.NewInt(0))
bid, _ := s.CreateAuctionBidMsg( context.Background(), s.user1, s.chain.(*cosmos.CosmosChain), bidAmt, []Tx{msg})
bid, _ := s.CreateAuctionBidMsg(context.Background(), s.user1, s.chain.(*cosmos.CosmosChain), bidAmt, []Tx{msg})
height, err := s.chain.(*cosmos.CosmosChain).Height(context.Background())
require.NoError(s.T(), err)
@@ -924,7 +925,7 @@ func (s *IntegrationTestSuite) TestInvalidBids() {
// create bid smaller than reserve
bidAmt := sdk.NewCoin(s.denom, math.NewInt(0))
bid, _ := s.CreateAuctionBidMsg( context.Background(), s.user1, s.chain.(*cosmos.CosmosChain), bidAmt, msgs)
bid, _ := s.CreateAuctionBidMsg(context.Background(), s.user1, s.chain.(*cosmos.CosmosChain), bidAmt, msgs)
height, err := s.chain.(*cosmos.CosmosChain).Height(context.Background())
require.NoError(s.T(), err)
@@ -943,7 +944,7 @@ func (s *IntegrationTestSuite) TestInvalidBids() {
// create bid smaller than reserve
bidAmt := sdk.NewCoin(s.denom, math.NewInt(0))
bid, _ := s.CreateAuctionBidMsg( context.Background(), s.user1, s.chain.(*cosmos.CosmosChain), bidAmt, []Tx{msg})
bid, _ := s.CreateAuctionBidMsg(context.Background(), s.user1, s.chain.(*cosmos.CosmosChain), bidAmt, []Tx{msg})
// broadcast wrapped bid, and expect a failure
s.SimulateTx(context.Background(), s.chain.(*cosmos.CosmosChain), s.user1, 0, true, []sdk.Msg{bid}...)
@@ -959,7 +960,7 @@ func (s *IntegrationTestSuite) TestInvalidBids() {
// create the MsgAuctioBid (this should fail b.c same tx is repeated twice)
bidAmt := params.ReserveFee
bid, _ := s.CreateAuctionBidMsg( context.Background(), s.user1, s.chain.(*cosmos.CosmosChain), bidAmt, []Tx{
bid, _ := s.CreateAuctionBidMsg(context.Background(), s.user1, s.chain.(*cosmos.CosmosChain), bidAmt, []Tx{
{
User: s.user2,
Msgs: []sdk.Msg{
@@ -976,7 +977,7 @@ func (s *IntegrationTestSuite) TestInvalidBids() {
require.NoError(s.T(), err)
// broadcast + wait for the tx to be included in a block
txs := s.BroadcastTxs( context.Background(), s.chain.(*cosmos.CosmosChain), []Tx{
txs := s.BroadcastTxs(context.Background(), s.chain.(*cosmos.CosmosChain), []Tx{
{
User: s.user1,
Msgs: []sdk.Msg{bid},
@@ -1022,7 +1023,7 @@ func (s *IntegrationTestSuite) TestFreeLane() {
balanceBefore := QueryAccountBalance(s.T(), s.chain.(*cosmos.CosmosChain), s.user1.FormattedAddress(), s.denom)
// create a free tx (MsgDelegate), broadcast and wait for commit
s.BroadcastTxs( context.Background(), s.chain.(*cosmos.CosmosChain), []Tx{
s.BroadcastTxs(context.Background(), s.chain.(*cosmos.CosmosChain), []Tx{
{
User: s.user1,
Msgs: []sdk.Msg{
@@ -1085,7 +1086,7 @@ func (s *IntegrationTestSuite) TestFreeLane() {
user2BalanceBefore := QueryAccountBalance(s.T(), s.chain.(*cosmos.CosmosChain), s.user2.FormattedAddress(), s.denom)
// user1 submits a free-tx, user2 submits a free tx
s.BroadcastTxs( context.Background(), s.chain.(*cosmos.CosmosChain), []Tx{
s.BroadcastTxs(context.Background(), s.chain.(*cosmos.CosmosChain), []Tx{
{
User: s.user1,
Msgs: []sdk.Msg{
@@ -1242,7 +1243,7 @@ func (s *IntegrationTestSuite) TestLanes() {
height, err := s.chain.(*cosmos.CosmosChain).Height(context.Background())
require.NoError(s.T(), err)
s.BroadcastTxs( context.Background(), s.chain.(*cosmos.CosmosChain), []Tx{
s.BroadcastTxs(context.Background(), s.chain.(*cosmos.CosmosChain), []Tx{
{
User: s.user1,
Msgs: []sdk.Msg{bid},
@@ -1392,7 +1393,7 @@ func (s *IntegrationTestSuite) TestLanes() {
height, err := s.chain.(*cosmos.CosmosChain).Height(context.Background())
require.NoError(s.T(), err)
txs := s.BroadcastTxs( context.Background(), s.chain.(*cosmos.CosmosChain), []Tx{
txs := s.BroadcastTxs(context.Background(), s.chain.(*cosmos.CosmosChain), []Tx{
{
User: s.user3,
Msgs: []sdk.Msg{bid},