Important: add iterator feature support

app/app.go

@@ -355,7 +355,7 @@ func NewWasmApp(logger log.Logger, db dbm.DB, traceStore io.Writer, loadLatest b
 
 	// The last arguments can contain custom message handlers, and custom query handlers,
 	// if we want to allow any custom callbacks
-	supportedFeatures := "staking,stargate"
+	supportedFeatures := "iterator,staking,stargate"
 	app.wasmKeeper = wasm.NewKeeper(
 		appCodec,
 		keys[wasm.StoreKey],

x/wasm/keeper/keeper_test.go

@@ -35,7 +35,7 @@ func init() {
 
 var hackatomWasm []byte
 
-const SupportedFeatures = "staking,stargate"
+const SupportedFeatures = "iterator,staking,stargate"
 
 func TestNewKeeper(t *testing.T) {
 	_, keepers := CreateTestInput(t, false, SupportedFeatures)

x/wasm/module_test.go

@@ -31,7 +31,7 @@ type testData struct {
 }
 
 func setupTest(t *testing.T) testData {
-	ctx, keepers := CreateTestInput(t, false, "staking,stargate")
+	ctx, keepers := CreateTestInput(t, false, "iterator,staking,stargate")
 	cdc := keeper.MakeTestCodec(t)
 	data := testData{
 		module:        NewAppModule(cdc, keepers.WasmKeeper, keepers.StakingKeeper),