add lending to testutil

Author: keithsue

testutil/keeper/lending.go

@@ -0,0 +1,58 @@
+package keeper
+
+import (
+	"testing"
+
+	"github.com/stretchr/testify/require"
+
+	"cosmossdk.io/log"
+	"cosmossdk.io/store"
+	"cosmossdk.io/store/metrics"
+	storetypes "cosmossdk.io/store/types"
+	cmtproto "github.com/cometbft/cometbft/proto/tendermint/types"
+	dbm "github.com/cosmos/cosmos-db"
+	"github.com/cosmos/cosmos-sdk/codec"
+	codectypes "github.com/cosmos/cosmos-sdk/codec/types"
+	simtestutil "github.com/cosmos/cosmos-sdk/testutil/sims"
+	sdk "github.com/cosmos/cosmos-sdk/types"
+	authtypes "github.com/cosmos/cosmos-sdk/x/auth/types"
+	govtypes "github.com/cosmos/cosmos-sdk/x/gov/types"
+
+	"github.com/sideprotocol/side/app"
+	"github.com/sideprotocol/side/x/lending/keeper"
+	"github.com/sideprotocol/side/x/lending/types"
+)
+
+func LendingKeeper(t testing.TB) (keeper.Keeper, sdk.Context) {
+	db := dbm.NewMemDB()
+
+	app := app.New(log.NewNopLogger(), db, nil, true, simtestutil.EmptyAppOptions{})
+
+	storeKey := storetypes.NewKVStoreKey(types.StoreKey)
+	memStoreKey := storetypes.NewMemoryStoreKey(types.MemStoreKey)
+
+	stateStore := store.NewCommitMultiStore(db, log.NewNopLogger(), metrics.NewNoOpMetrics())
+	stateStore.MountStoreWithDB(storeKey, storetypes.StoreTypeIAVL, db)
+	stateStore.MountStoreWithDB(memStoreKey, storetypes.StoreTypeMemory, nil)
+	require.NoError(t, stateStore.LoadLatestVersion())
+
+	registry := codectypes.NewInterfaceRegistry()
+	cdc := codec.NewProtoCodec(registry)
+
+	authority := authtypes.NewModuleAddress(govtypes.ModuleName).String()
+
+	k := keeper.NewKeeper(
+		cdc,
+		storeKey,
+		memStoreKey,
+		app.BankKeeper,
+		authority,
+	)
+
+	ctx := sdk.NewContext(stateStore, cmtproto.Header{}, false, log.NewNopLogger())
+
+	// Initialize params
+	k.SetParams(ctx, types.DefaultParams())
+
+	return k, ctx
+}