msg_server_test.go

package keeper_test

import (
	sdk "github.com/cosmos/cosmos-sdk/types"

	"github.com/cosmos/ibc-go/v5/modules/apps/transfer/types"
)

func (suite *KeeperTestSuite) TestMsgTransfer() {
	var msg *types.MsgTransfer

	testCases := []struct {
		name     string
		malleate func()
		expPass  bool
	}{
		{
			"success",
			func() {},
			true,
		},
		{
			"invalid sender",
			func() {
				msg.Sender = "address"
			},
			false,
		},
		{
			"sender is a blocked address",
			func() {
				msg.Sender = suite.chainA.GetSimApp().AccountKeeper.GetModuleAddress(types.ModuleName).String()
			},
			false,
		},
		{
			"channel does not exist",
			func() {
				msg.SourceChannel = "channel-100"
			},
			false,
		},
	}

	for _, tc := range testCases {
		suite.SetupTest()

		path := NewTransferPath(suite.chainA, suite.chainB)
		suite.coordinator.Setup(path)

		coin := sdk.NewCoin(sdk.DefaultBondDenom, sdk.NewInt(100))
		msg = types.NewMsgTransfer(
			path.EndpointA.ChannelConfig.PortID,
			path.EndpointA.ChannelID,
			coin, suite.chainA.SenderAccount.GetAddress().String(), suite.chainB.SenderAccount.GetAddress().String(),
			suite.chainB.GetTimeoutHeight(), 0, // only use timeout height
		)

		tc.malleate()

		res, err := suite.chainA.GetSimApp().TransferKeeper.Transfer(sdk.WrapSDKContext(suite.chainA.GetContext()), msg)

		if tc.expPass {
			suite.Require().NoError(err)
			suite.Require().NotNil(res)
		} else {
			suite.Require().Error(err)
			suite.Require().Nil(res)
		}
	}
}