func (s *mockStore) LoadBlockIndex(uint64) (*state.BlockIndex, error) { return nil, nil }
func (s *mockStore) SaveBlock(*types.Block, *bc.TransactionStatus) error { return nil }
func (s *mockStore) SaveChainStatus(*state.BlockNode, *state.UtxoViewpoint) error { return nil }
+func (s *mockStore) IsWithdrawSpent(hash *bc.Hash) bool { return true }
+func (s *mockStore) SetWithdrawSpent(hash *bc.Hash) {}
func TestAddOrphan(t *testing.T) {
cases := []struct {