expected_keepers.go

package types

import (
	"time"

	clienttypes "github.com/cosmos/ibc-go/v3/modules/core/02-client/types"
	"github.com/cosmos/ibc-go/v3/modules/core/exported"
	"github.com/ethereum/go-ethereum/common"

	"github.com/cosmos/cosmos-sdk/x/auth/types"

	sdk "github.com/cosmos/cosmos-sdk/types"
	bank "github.com/cosmos/cosmos-sdk/x/bank/types"
	slashingtypes "github.com/cosmos/cosmos-sdk/x/slashing/types"
	stakingtypes "github.com/cosmos/cosmos-sdk/x/staking/types"
)

// StakingKeeper defines the expected staking keeper methods
type StakingKeeper interface {
	GetBondedValidatorsByPower(ctx sdk.Context) []stakingtypes.Validator
	GetLastValidatorPower(ctx sdk.Context, operator sdk.ValAddress) int64
	GetLastTotalPower(ctx sdk.Context) (power sdk.Int)
	IterateValidators(sdk.Context, func(index int64, validator stakingtypes.ValidatorI) (stop bool))
	ValidatorQueueIterator(ctx sdk.Context, endTime time.Time, endHeight int64) sdk.Iterator
	GetParams(ctx sdk.Context) stakingtypes.Params
	GetValidator(ctx sdk.Context, addr sdk.ValAddress) (validator stakingtypes.Validator, found bool)
	IterateBondedValidatorsByPower(sdk.Context, func(index int64, validator stakingtypes.ValidatorI) (stop bool))
	IterateLastValidators(sdk.Context, func(index int64, validator stakingtypes.ValidatorI) (stop bool))
	Validator(sdk.Context, sdk.ValAddress) stakingtypes.ValidatorI
	ValidatorByConsAddr(sdk.Context, sdk.ConsAddress) stakingtypes.ValidatorI
	Slash(sdk.Context, sdk.ConsAddress, int64, int64, sdk.Dec)
	Jail(sdk.Context, sdk.ConsAddress)
}

// BankKeeper defines the expected bank keeper methods
type BankKeeper interface {
	SendCoinsFromModuleToAccount(ctx sdk.Context, senderModule string, recipientAddr sdk.AccAddress, amt sdk.Coins) error
	SendCoinsFromAccountToModule(ctx sdk.Context, senderAddr sdk.AccAddress, recipientModule string, amt sdk.Coins) error
	MintCoins(ctx sdk.Context, name string, amt sdk.Coins) error
	BurnCoins(ctx sdk.Context, name string, amt sdk.Coins) error
	GetAllBalances(ctx sdk.Context, addr sdk.AccAddress) sdk.Coins
	GetDenomMetaData(ctx sdk.Context, denom string) (bank.Metadata, bool)
}

type SlashingKeeper interface {
	GetValidatorSigningInfo(ctx sdk.Context, address sdk.ConsAddress) (info slashingtypes.ValidatorSigningInfo, found bool)
}

// AccountKeeper defines the expected account keeper used for simulations (noalias)
type AccountKeeper interface {
	GetAccount(ctx sdk.Context, addr sdk.AccAddress) types.AccountI

	GetModuleAddress(name string) sdk.AccAddress
	GetModuleAccount(ctx sdk.Context, name string) types.ModuleAccountI
	SetModuleAccount(sdk.Context, types.ModuleAccountI)
}

type IBCChannelKeeper interface {
	GetChannelClientState(ctx sdk.Context, portID, channelID string) (string, exported.ClientState, error)
	GetNextSequenceSend(ctx sdk.Context, portID, channelID string) (uint64, bool)
}

type IBCTransferKeeper interface {
	SendTransfer(
		ctx sdk.Context,
		sourcePort,
		sourceChannel string,
		token sdk.Coin,
		sender sdk.AccAddress,
		receiver string,
		timeoutHeight clienttypes.Height,
		timeoutTimestamp uint64,
		router string,
		fee sdk.Coin,
	) error
}

type Erc20Keeper interface {
	RelayConvertCoin(ctx sdk.Context, sender sdk.AccAddress, receiver common.Address, coin sdk.Coin) error
	RelayConvertDenomToOne(ctx sdk.Context, from sdk.AccAddress, coin sdk.Coin) (sdk.Coin, error)
	RelayConvertDenomToMany(ctx sdk.Context, from sdk.AccAddress, coin sdk.Coin, target string) (sdk.Coin, error)
	IsManyToOneDenom(ctx sdk.Context, denom string) (bool, error)
}