feat: add end-to-end test for lite mode

node/modules/mpoolnonceapi.go

@@ -0,0 +1,33 @@
+package modules
+
+import (
+	"context"
+
+	"go.uber.org/fx"
+
+	"github.com/filecoin-project/lotus/node/impl/full"
+
+	"github.com/filecoin-project/lotus/chain/messagesigner"
+	"github.com/filecoin-project/lotus/chain/types"
+
+	"github.com/filecoin-project/go-address"
+)
+
+// MpoolNonceAPI substitutes the mpool nonce with an implementation that
+// doesn't rely on the mpool - it just gets the nonce from actor state
+type MpoolNonceAPI struct {
+	fx.In
+
+	StateAPI full.StateAPI
+}
+
+// GetNonce gets the nonce from actor state
+func (a *MpoolNonceAPI) GetNonce(addr address.Address) (uint64, error) {
+	act, err := a.StateAPI.StateGetActor(context.Background(), addr, types.EmptyTSK)
+	if err != nil {
+		return 0, err
+	}
+	return act.Nonce, nil
+}
+
+var _ messagesigner.MpoolNonceAPI = (*MpoolNonceAPI)(nil)