fix: support 32 byte addresses in remote recv collateral

x/warp/keeper/logic_collateral.go

@@ -88,7 +88,7 @@ func (k *Keeper) RemoteTransferCollateral(ctx sdk.Context, token types.HypToken,
 // RemoteReceiveCollateral handles the receipt of collateral from a remote chain.
 // It updates the token balance, verifies there is enough collateral, and transfers the funds to the recipient's account.
 func (k *Keeper) RemoteReceiveCollateral(ctx context.Context, token types.HypToken, payload types.WarpPayload) error {
-	account := sdk.AccAddress(payload.Recipient()[12:32])
+	account := payload.GetCosmosAccount()
 
 	amount := math.NewIntFromBigInt(payload.Amount())
 

x/warp/keeper/logic_collateral_test.go

@@ -1,6 +1,7 @@
 package keeper_test
 
 import (
+	"bytes"
 	"fmt"
 	"math/big"
 
@@ -11,6 +12,7 @@ import (
 	coreTypes "github.com/bcp-innovations/hyperlane-cosmos/x/core/types"
 	"github.com/bcp-innovations/hyperlane-cosmos/x/warp/types"
 	sdk "github.com/cosmos/cosmos-sdk/types"
+	"github.com/cosmos/cosmos-sdk/types/address"
 	. "github.com/onsi/ginkgo/v2"
 	. "github.com/onsi/gomega"
 )
@@ -29,6 +31,7 @@ TEST CASES - logic_collateral.go
 * MsgRemoteTransfer (invalid) insufficient funds (Collateral)
 * MsgRemoteTransfer & MsgRemoteReceiveCollateral (invalid) not enough collateral (Collateral)
 * MsgRemoteTransfer && MsgRemoteReceiveCollateral (valid) (Collateral)
+* MsgRemoteTransfer && MsgRemoteReceiveCollateral (valid) 32-byte address (Collateral)
 
 */
 
@@ -366,4 +369,72 @@ var _ = Describe("logic_collateral.go", Ordered, func() {
 		Expect(err).To(BeNil())
 		Expect(s.App().BankKeeper.GetBalance(s.Ctx(), sender.AccAddress, denom).Amount).To(Equal(senderBalance.Amount.Add(amount)))
 	})
+
+	It("MsgRemoteTransfer && MsgRemoteReceiveCollateral (valid) 32-byte address (Collateral)", func() {
+		// Arrange
+		receiverAddress, _ := util.DecodeHexAddress("0xd7194459d45619d04a5a0f9e78dc9594a0f37fd6da8382fe12ddda6f2f46d647")
+		remoteRouter := types.RemoteRouter{
+			ReceiverDomain:   1,
+			ReceiverContract: "0x934b867052ca9c65e33362112f35fb548f8732c2fe45f07b9c591958e865def0",
+			Gas:              math.NewInt(50000),
+		}
+
+		amount := math.NewInt(100)
+		maxFee := sdk.NewCoin(denom, math.NewInt(250000))
+
+		tokenId, mailboxId, igpId, _ := createToken(s, &remoteRouter, owner.Address, sender.Address, types.HYP_TOKEN_TYPE_COLLATERAL)
+		err := s.MintBaseCoins(sender.Address, 1_000_000)
+		Expect(err).To(BeNil())
+
+		// Act
+		_, err = s.RunTx(&types.MsgRemoteTransfer{
+			Sender:            sender.Address,
+			TokenId:           tokenId,
+			DestinationDomain: remoteRouter.ReceiverDomain,
+			Recipient:         receiverAddress,
+			Amount:            amount,
+			CustomHookId:      &igpId,
+			GasLimit:          math.ZeroInt(),
+			MaxFee:            maxFee,
+		})
+		Expect(err).To(BeNil())
+
+		receiverContract, err := util.DecodeHexAddress(remoteRouter.ReceiverContract)
+		Expect(err).To(BeNil())
+
+		zeroPaddedPrefix := make([]byte, 12)
+		warpRecipient := address.Module(types.ModuleName, []byte("collateral-receiver"))
+		if bytes.HasPrefix(warpRecipient, zeroPaddedPrefix) {
+			warpRecipient = address.Module(types.ModuleName, []byte("collateral-receiver-2"))
+		}
+		Expect(len(warpRecipient)).To(Equal(address.Len))
+		Expect(bytes.HasPrefix(warpRecipient, zeroPaddedPrefix)).To(BeFalse())
+
+		warpPayload, err := types.NewWarpPayload(warpRecipient, *big.NewInt(amount.Int64()))
+		Expect(err).To(BeNil())
+
+		message := util.HyperlaneMessage{
+			Version:     3,
+			Nonce:       1,
+			Origin:      remoteRouter.ReceiverDomain,
+			Sender:      receiverContract,
+			Destination: 0,
+			Recipient:   tokenId,
+			Body:        warpPayload.Bytes(),
+		}
+
+		receiverAcc := sdk.AccAddress(warpRecipient)
+		receiverBalance := s.App().BankKeeper.GetBalance(s.Ctx(), receiverAcc, denom)
+
+		_, err = s.RunTx(&coreTypes.MsgProcessMessage{
+			MailboxId: mailboxId,
+			Relayer:   sender.Address,
+			Metadata:  "",
+			Message:   message.String(),
+		})
+
+		// Assert
+		Expect(err).To(BeNil())
+		Expect(s.App().BankKeeper.GetBalance(s.Ctx(), receiverAcc, denom).Amount).To(Equal(receiverBalance.Amount.Add(amount)))
+	})
 })