git.delta.rocks / unique-network / refs/commits / 8dd063b578e3

--- a/Cargo.lock
+++ b/Cargo.lock
@@ -6361,7 +6361,7 @@
 
 [[package]]
 name = "pallet-fungible"
-version = "0.1.9"
+version = "0.1.10"
 dependencies = [
  "evm-coder",
  "frame-benchmarking",
@@ -6774,7 +6774,7 @@
 
 [[package]]
 name = "pallet-refungible"
-version = "0.2.12"
+version = "0.2.13"
 dependencies = [
  "evm-coder",
  "frame-benchmarking",

--- a/pallets/common/src/eth.rs
+++ b/pallets/common/src/eth.rs
@@ -18,7 +18,10 @@
 
 use alloc::format;
 use sp_std::{vec, vec::Vec};
-use evm_coder::{AbiCoder, types::Address};
+use evm_coder::{
+	AbiCoder,
+	types::{Address, String},
+};
 pub use pallet_evm::{Config, account::CrossAccountId};
 use sp_core::{H160, U256};
 use up_data_structs::CollectionId;
@@ -390,6 +393,16 @@
 	}
 }
 
+/// Data for creation token with uri.
+#[derive(Debug, AbiCoder)]
+pub struct TokenUri {
+	/// Id of new token.
+	pub id: U256,
+
+	/// Uri of new token.
+	pub uri: String,
+}
+
 /// Nested collections.
 #[derive(Debug, Default, AbiCoder)]
 pub struct CollectionNesting {

--- a/pallets/common/src/lib.rs
+++ b/pallets/common/src/lib.rs
@@ -66,10 +66,11 @@
 	ensure,
 	traits::{Imbalance, Get, Currency, WithdrawReasons, ExistenceRequirement},
 	dispatch::Pays,
-	transactional,
+	transactional, fail,
 };
 use pallet_evm::GasWeightMapping;
 use up_data_structs::{
+	AccessMode,
 	COLLECTION_NUMBER_LIMIT,
 	Collection,
 	RpcCollection,
@@ -124,6 +125,8 @@
 pub use pallet::*;
 use sp_core::H160;
 use sp_runtime::{ArithmeticError, DispatchError, DispatchResult};
+
+use crate::erc::CollectionHelpersEvents;
 #[cfg(feature = "runtime-benchmarks")]
 pub mod benchmarking;
 pub mod dispatch;
@@ -1264,6 +1267,133 @@
 		Ok(())
 	}
 
+	/// A batch operation to add, edit or remove properties for a token.
+	/// It sets or removes a token's properties according to
+	/// `properties_updates` contents:
+	/// * sets a property under the <key> with the value provided `(<key>, Some(<value>))`
+	/// * removes a property under the <key> if the value is `None` `(<key>, None)`.
+	///
+	/// - `nesting_budget`: Limit for searching parents in-depth to check ownership.
+	/// - `is_token_create`: Indicates that method is called during token initialization.
+	///   Allows to bypass ownership check.
+	///
+	/// All affected properties should have `mutable` permission
+	/// to be **deleted** or to be **set more than once**,
+	/// and the sender should have permission to edit those properties.
+	///
+	/// This function fires an event for each property change.
+	/// In case of an error, all the changes (including the events) will be reverted
+	/// since the function is transactional.
+	pub fn modify_token_properties(
+		collection: &CollectionHandle<T>,
+		sender: &T::CrossAccountId,
+		token_id: TokenId,
+		properties_updates: impl Iterator<Item = (PropertyKey, Option<PropertyValue>)>,
+		is_token_create: bool,
+		mut stored_properties: Properties,
+		is_token_owner: impl Fn() -> Result<bool, DispatchError>,
+		set_token_properties: impl FnOnce(Properties),
+	) -> DispatchResult {
+		let is_collection_admin = collection.is_owner_or_admin(sender);
+		let permissions = Self::property_permissions(collection.id);
+
+		let mut token_owner_result = None;
+		let mut is_token_owner = || -> Result<bool, DispatchError> {
+			*token_owner_result.get_or_insert_with(&is_token_owner)
+		};
+
+		for (key, value) in properties_updates {
+			let permission = permissions
+				.get(&key)
+				.cloned()
+				.unwrap_or_else(PropertyPermission::none);
+
+			let is_property_exists = stored_properties.get(&key).is_some();
+
+			match permission {
+				PropertyPermission { mutable: false, .. } if is_property_exists => {
+					return Err(<Error<T>>::NoPermission.into());
+				}
+
+				PropertyPermission {
+					collection_admin,
+					token_owner,
+					..
+				} => {
+					//TODO: investigate threats during public minting.
+					let is_token_create =
+						is_token_create && (collection_admin || token_owner) && value.is_some();
+					if !(is_token_create
+						|| (collection_admin && is_collection_admin)
+						|| (token_owner && is_token_owner()?))
+					{
+						fail!(<Error<T>>::NoPermission);
+					}
+				}
+			}
+
+			match value {
+				Some(value) => {
+					stored_properties
+						.try_set(key.clone(), value)
+						.map_err(<Error<T>>::from)?;
+
+					Self::deposit_event(Event::TokenPropertySet(collection.id, token_id, key));
+				}
+				None => {
+					stored_properties.remove(&key).map_err(<Error<T>>::from)?;
+
+					Self::deposit_event(Event::TokenPropertyDeleted(collection.id, token_id, key));
+				}
+			}
+
+			<PalletEvm<T>>::deposit_log(
+				CollectionHelpersEvents::TokenChanged {
+					collection_id: eth::collection_id_to_address(collection.id),
+					token_id: token_id.into(),
+				}
+				.to_log(T::ContractAddress::get()),
+			);
+		}
+
+		set_token_properties(stored_properties);
+
+		Ok(())
+	}
+
+	/// Sets or unsets the approval of a given operator.
+	///
+	/// The `operator` is allowed to transfer all token pieces of the `owner` on their behalf.
+	/// - `owner`: Token owner
+	/// - `operator`: Operator
+	/// - `approve`: Should operator status be granted or revoked?
+	pub fn set_allowance_for_all(
+		collection: &CollectionHandle<T>,
+		owner: &T::CrossAccountId,
+		operator: &T::CrossAccountId,
+		approve: bool,
+		set_allowance: impl FnOnce(),
+		log: evm_coder::ethereum::Log,
+	) -> DispatchResult {
+		if collection.permissions.access() == AccessMode::AllowList {
+			collection.check_allowlist(owner)?;
+			collection.check_allowlist(operator)?;
+		}
+
+		Self::ensure_correct_receiver(operator)?;
+
+		set_allowance();
+
+		<PalletEvm<T>>::deposit_log(log);
+		Self::deposit_event(Event::ApprovedForAll(
+			collection.id,
+			owner.clone(),
+			operator.clone(),
+			approve,
+		));
+		Ok(())
+	}
+
 	/// Set collection property.
 	///
 	/// * `collection` - Collection handler.

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--- a/pallets/fungible/CHANGELOG.md
+++ b/pallets/fungible/CHANGELOG.md
@@ -4,6 +4,12 @@
 
 <!-- bureaucrate goes here -->
 
+## [0.1.10] - 2023-02-01
+
+### Added
+
+- The functions `allowanceCross` to `ERC20UniqueExtensions` interface.
+
 ## [0.1.9] - 2022-12-01
 
 ### Added

--- a/pallets/fungible/Cargo.toml
+++ b/pallets/fungible/Cargo.toml
@@ -2,7 +2,7 @@
 edition = "2021"
 license = "GPLv3"
 name = "pallet-fungible"
-version = "0.1.9"
+version = "0.1.10"
 
 [dependencies]
 # Note: `package = "parity-scale-codec"` must be supplied since the `Encode` macro searches for it.

--- a/pallets/fungible/src/erc.rs
+++ b/pallets/fungible/src/erc.rs
@@ -19,6 +19,7 @@
 extern crate alloc;
 use core::char::{REPLACEMENT_CHARACTER, decode_utf16};
 use core::convert::TryInto;
+use evm_coder::AbiCoder;
 use evm_coder::{
 	abi::AbiType, ToLog, execution::*, generate_stubgen, solidity, solidity_interface, types::*,
 	weight,
@@ -27,6 +28,7 @@
 use pallet_common::{
 	CollectionHandle,
 	erc::{CommonEvmHandler, PrecompileResult, CollectionCall},
+	eth::CrossAddress,
 };
 use sp_std::vec::Vec;
 use pallet_evm::{account::CrossAccountId, PrecompileHandle};
@@ -57,6 +59,12 @@
 	},
 }
 
+#[derive(AbiCoder, Debug)]
+pub struct AmountForAddress {
+	to: Address,
+	amount: U256,
+}
+
 #[solidity_interface(name = ERC20, events(ERC20Events), expect_selector = 0x942e8b22)]
 impl<T: Config> FungibleHandle<T> {
 	fn name(&self) -> Result<String> {
@@ -161,6 +169,17 @@
 where
 	T::AccountId: From<[u8; 32]>,
 {
+	/// @dev Function to check the amount of tokens that an owner allowed to a spender.
+	/// @param owner crossAddress The address which owns the funds.
+	/// @param spender crossAddress The address which will spend the funds.
+	/// @return A uint256 specifying the amount of tokens still available for the spender.
+	fn allowance_cross(&self, owner: CrossAddress, spender: CrossAddress) -> Result<U256> {
+		let owner = owner.into_sub_cross_account::<T>()?;
+		let spender = spender.into_sub_cross_account::<T>()?;
+
+		Ok(<Allowance<T>>::get((self.id, owner, spender)).into())
+	}
+
 	/// @notice A description for the collection.
 	fn description(&self) -> Result<String> {
 		Ok(decode_utf16(self.description.iter().copied())
@@ -169,12 +188,7 @@
 	}
 
 	#[weight(<SelfWeightOf<T>>::create_item())]
-	fn mint_cross(
-		&mut self,
-		caller: Caller,
-		to: pallet_common::eth::CrossAddress,
-		amount: U256,
-	) -> Result<bool> {
+	fn mint_cross(&mut self, caller: Caller, to: CrossAddress, amount: U256) -> Result<bool> {
 		let caller = T::CrossAccountId::from_eth(caller);
 		let to = to.into_sub_cross_account::<T>()?;
 		let amount = amount.try_into().map_err(|_| "amount overflow")?;
@@ -190,7 +204,7 @@
 	fn approve_cross(
 		&mut self,
 		caller: Caller,
-		spender: pallet_common::eth::CrossAddress,
+		spender: CrossAddress,
 		amount: U256,
 	) -> Result<bool> {
 		let caller = T::CrossAccountId::from_eth(caller);
@@ -231,7 +245,7 @@
 	fn burn_from_cross(
 		&mut self,
 		caller: Caller,
-		from: pallet_common::eth::CrossAddress,
+		from: CrossAddress,
 		amount: U256,
 	) -> Result<bool> {
 		let caller = T::CrossAccountId::from_eth(caller);
@@ -249,14 +263,14 @@
 	/// Mint tokens for multiple accounts.
 	/// @param amounts array of pairs of account address and amount
 	#[weight(<SelfWeightOf<T>>::create_multiple_items_ex(amounts.len() as u32))]
-	fn mint_bulk(&mut self, caller: Caller, amounts: Vec<(Address, U256)>) -> Result<bool> {
+	fn mint_bulk(&mut self, caller: Caller, amounts: Vec<AmountForAddress>) -> Result<bool> {
 		let caller = T::CrossAccountId::from_eth(caller);
 		let budget = self
 			.recorder
 			.weight_calls_budget(<StructureWeight<T>>::find_parent());
 		let amounts = amounts
 			.into_iter()
-			.map(|(to, amount)| {
+			.map(|AmountForAddress { to, amount }| {
 				Ok((
 					T::CrossAccountId::from_eth(to),
 					amount.try_into().map_err(|_| "amount overflow")?,
@@ -270,12 +284,7 @@
 	}
 
 	#[weight(<SelfWeightOf<T>>::transfer())]
-	fn transfer_cross(
-		&mut self,
-		caller: Caller,
-		to: pallet_common::eth::CrossAddress,
-		amount: U256,
-	) -> Result<bool> {
+	fn transfer_cross(&mut self, caller: Caller, to: CrossAddress, amount: U256) -> Result<bool> {
 		let caller = T::CrossAccountId::from_eth(caller);
 		let to = to.into_sub_cross_account::<T>()?;
 		let amount = amount.try_into().map_err(|_| "amount overflow")?;
@@ -291,8 +300,8 @@
 	fn transfer_from_cross(
 		&mut self,
 		caller: Caller,
-		from: pallet_common::eth::CrossAddress,
-		to: pallet_common::eth::CrossAddress,
+		from: CrossAddress,
+		to: CrossAddress,
 		amount: U256,
 	) -> Result<bool> {
 		let caller = T::CrossAccountId::from_eth(caller);

--- a/pallets/fungible/src/lib.rs
+++ b/pallets/fungible/src/lib.rs
@@ -165,8 +165,8 @@
 	pub type Allowance<T: Config> = StorageNMap<
 		Key = (
 			Key<Twox64Concat, CollectionId>,
-			Key<Blake2_128, T::CrossAccountId>,
-			Key<Blake2_128Concat, T::CrossAccountId>,
+			Key<Blake2_128, T::CrossAccountId>,       // Owner
+			Key<Blake2_128Concat, T::CrossAccountId>, // Spender
 		),
 		Value = u128,
 		QueryKind = ValueQuery,

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--- a/pallets/fungible/src/stubs/UniqueFungible.sol
+++ b/pallets/fungible/src/stubs/UniqueFungible.sol
@@ -511,8 +511,22 @@
 	bytes value;
 }
 
-/// @dev the ERC-165 identifier for this interface is 0x65789571
+/// @dev the ERC-165 identifier for this interface is 0x85d7dea6
 contract ERC20UniqueExtensions is Dummy, ERC165 {
+	/// @dev Function to check the amount of tokens that an owner allowed to a spender.
+	/// @param owner crossAddress The address which owns the funds.
+	/// @param spender crossAddress The address which will spend the funds.
+	/// @return A uint256 specifying the amount of tokens still available for the spender.
+	/// @dev EVM selector for this function is: 0xe0af4bd7,
+	///  or in textual repr: allowanceCross((address,uint256),(address,uint256))
+	function allowanceCross(CrossAddress memory owner, CrossAddress memory spender) public view returns (uint256) {
+		require(false, stub_error);
+		owner;
+		spender;
+		dummy;
+		return 0;
+	}
+
 	/// @notice A description for the collection.
 	/// @dev EVM selector for this function is: 0x7284e416,
 	///  or in textual repr: description()
@@ -576,7 +590,7 @@
 	/// @param amounts array of pairs of account address and amount
 	/// @dev EVM selector for this function is: 0x1acf2d55,
 	///  or in textual repr: mintBulk((address,uint256)[])
-	function mintBulk(Tuple9[] memory amounts) public returns (bool) {
+	function mintBulk(AmountForAddress[] memory amounts) public returns (bool) {
 		require(false, stub_error);
 		amounts;
 		dummy = 0;
@@ -618,10 +632,9 @@
 	}
 }
 
-/// @dev anonymous struct
-struct Tuple9 {
-	address field_0;
-	uint256 field_1;
+struct AmountForAddress {
+	address to;
+	uint256 amount;
 }
 
 /// @dev the ERC-165 identifier for this interface is 0x40c10f19

--- a/pallets/nonfungible/src/erc.rs
+++ b/pallets/nonfungible/src/erc.rs
@@ -38,7 +38,7 @@
 use pallet_common::{
 	CollectionHandle, CollectionPropertyPermissions, CommonCollectionOperations,
 	erc::{CommonEvmHandler, PrecompileResult, CollectionCall, static_property::key},
-	eth,
+	eth::{self, TokenUri},
 };
 use pallet_evm::{account::CrossAccountId, PrecompileHandle};
 use pallet_evm_coder_substrate::call;
@@ -948,7 +948,7 @@
 		&mut self,
 		caller: Caller,
 		to: Address,
-		tokens: Vec<(U256, String)>,
+		tokens: Vec<TokenUri>,
 	) -> Result<bool> {
 		let key = key::url();
 		let caller = T::CrossAccountId::from_eth(caller);
@@ -961,7 +961,7 @@
 			.weight_calls_budget(<StructureWeight<T>>::find_parent());
 
 		let mut data = Vec::with_capacity(tokens.len());
-		for (id, token_uri) in tokens {
+		for TokenUri { id, uri } in tokens {
 			let id: u32 = id.try_into().map_err(|_| "token id overflow")?;
 			if id != expected_index {
 				return Err("item id should be next".into());
@@ -972,7 +972,7 @@
 			properties
 				.try_push(Property {
 					key: key.clone(),
-					value: token_uri
+					value: uri
 						.into_bytes()
 						.try_into()
 						.map_err(|_| "token uri is too long")?,

--- a/pallets/nonfungible/src/lib.rs
+++ b/pallets/nonfungible/src/lib.rs
@@ -101,18 +101,18 @@
 };
 use up_data_structs::{
 	AccessMode, CollectionId, CollectionFlags, CustomDataLimit, TokenId, CreateCollectionData,
-	CreateNftExData, mapping::TokenAddressMapping, budget::Budget, Property, PropertyPermission,
-	PropertyKey, PropertyValue, PropertyKeyPermission, Properties, PropertyScope, TrySetProperty,
-	TokenChild, AuxPropertyValue, PropertiesPermissionMap,
+	CreateNftExData, mapping::TokenAddressMapping, budget::Budget, Property, PropertyKey,
+	PropertyValue, PropertyKeyPermission, Properties, PropertyScope, TrySetProperty, TokenChild,
+	AuxPropertyValue, PropertiesPermissionMap,
 };
 use pallet_evm::{account::CrossAccountId, Pallet as PalletEvm};
 use pallet_common::{
 	Error as CommonError, Pallet as PalletCommon, Event as CommonEvent, CollectionHandle,
-	eth::collection_id_to_address, erc::CollectionHelpersEvents,
+	eth::collection_id_to_address,
 };
 use pallet_structure::{Pallet as PalletStructure, Error as StructureError};
 use pallet_evm_coder_substrate::{SubstrateRecorder, WithRecorder};
-use sp_core::{H160, Get};
+use sp_core::H160;
 use sp_runtime::{ArithmeticError, DispatchError, DispatchResult, TransactionOutcome};
 use sp_std::{vec::Vec, vec, collections::btree_map::BTreeMap};
 use core::ops::Deref;
@@ -578,10 +578,6 @@
 	}
 
 	/// A batch operation to add, edit or remove properties for a token.
-	/// It sets or removes a token's properties according to
-	/// `properties_updates` contents:
-	/// * sets a property under the <key> with the value provided `(<key>, Some(<value>))`
-	/// * removes a property under the <key> if the value is `None` `(<key>, None)`.
 	///
 	/// - `nesting_budget`: Limit for searching parents in-depth to check ownership.
 	/// - `is_token_create`: Indicates that method is called during token initialization.
@@ -603,97 +599,30 @@
 		is_token_create: bool,
 		nesting_budget: &dyn Budget,
 	) -> DispatchResult {
-		let mut collection_admin_status = None;
-		let mut token_owner_result = None;
-
-		let mut is_collection_admin =
-			|| *collection_admin_status.get_or_insert_with(|| collection.is_owner_or_admin(sender));
+		let is_token_owner = || {
+			let is_owned = <PalletStructure<T>>::check_indirectly_owned(
+				sender.clone(),
+				collection.id,
+				token_id,
+				None,
+				nesting_budget,
+			)?;
 
-		let mut is_token_owner = || {
-			*token_owner_result.get_or_insert_with(|| -> Result<bool, DispatchError> {
-				let is_owned = <PalletStructure<T>>::check_indirectly_owned(
-					sender.clone(),
-					collection.id,
-					token_id,
-					None,
-					nesting_budget,
-				)?;
-
-				Ok(is_owned)
-			})
+			Ok(is_owned)
 		};
-
-		let mut stored_properties = <TokenProperties<T>>::get((collection.id, token_id));
-		let permissions = <PalletCommon<T>>::property_permissions(collection.id);
-
-		for (key, value) in properties_updates {
-			let permission = permissions
-				.get(&key)
-				.cloned()
-				.unwrap_or_else(PropertyPermission::none);
-
-			let is_property_exists = stored_properties.get(&key).is_some();
-
-			match permission {
-				PropertyPermission { mutable: false, .. } if is_property_exists => {
-					return Err(<CommonError<T>>::NoPermission.into());
-				}
-
-				PropertyPermission {
-					collection_admin,
-					token_owner,
-					..
-				} => {
-					//TODO: investigate threats during public minting.
-					if is_token_create && (collection_admin || token_owner) && value.is_some() {
-						// Pass
-					} else if collection_admin && is_collection_admin() {
-						// Pass
-					} else if token_owner && is_token_owner()? {
-						// Pass
-					} else {
-						fail!(<CommonError<T>>::NoPermission);
-					}
-				}
-			}
 
-			match value {
-				Some(value) => {
-					stored_properties
-						.try_set(key.clone(), value)
-						.map_err(<CommonError<T>>::from)?;
-
-					<PalletCommon<T>>::deposit_event(CommonEvent::TokenPropertySet(
-						collection.id,
-						token_id,
-						key,
-					));
-				}
-				None => {
-					stored_properties
-						.remove(&key)
-						.map_err(<CommonError<T>>::from)?;
-
-					<PalletCommon<T>>::deposit_event(CommonEvent::TokenPropertyDeleted(
-						collection.id,
-						token_id,
-						key,
-					));
-				}
-			}
-
-			<PalletEvm<T>>::deposit_log(
-				CollectionHelpersEvents::TokenChanged {
-					collection_id: collection_id_to_address(collection.id),
-					token_id: token_id.into(),
-				}
-				.to_log(T::ContractAddress::get()),
-			);
-		}
-
-		<TokenProperties<T>>::set((collection.id, token_id), stored_properties);
+		let stored_properties = <TokenProperties<T>>::get((collection.id, token_id));
 
-		Ok(())
+		<PalletCommon<T>>::modify_token_properties(
+			collection,
+			sender,
+			token_id,
+			properties_updates,
+			is_token_create,
+			stored_properties,
+			is_token_owner,
+			|properties| <TokenProperties<T>>::set((collection.id, token_id), properties),
+		)
 	}
 
 	/// Batch operation to add or edit properties for the token
@@ -1418,31 +1347,19 @@
 		operator: &T::CrossAccountId,
 		approve: bool,
 	) -> DispatchResult {
-		if collection.permissions.access() == AccessMode::AllowList {
-			collection.check_allowlist(owner)?;
-			collection.check_allowlist(operator)?;
-		}
-
-		<PalletCommon<T>>::ensure_correct_receiver(operator)?;
-
-		// =========
-
-		<CollectionAllowance<T>>::insert((collection.id, owner, operator), approve);
-		<PalletEvm<T>>::deposit_log(
+		<PalletCommon<T>>::set_allowance_for_all(
+			collection,
+			owner,
+			operator,
+			approve,
+			|| <CollectionAllowance<T>>::insert((collection.id, owner, operator), approve),
 			ERC721Events::ApprovalForAll {
 				owner: *owner.as_eth(),
 				operator: *operator.as_eth(),
 				approved: approve,
 			}
 			.to_log(collection_id_to_address(collection.id)),
-		);
-		<PalletCommon<T>>::deposit_event(CommonEvent::ApprovedForAll(
-			collection.id,
-			owner.clone(),
-			operator.clone(),
-			approve,
-		));
-		Ok(())
+		)
 	}
 
 	/// Tells whether the given `owner` approves the `operator`.

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949	// /// @param tokens array of pairs of token ID and token URI for minted tokens949	// /// @param tokens array of pairs of token ID and token URI for minted tokens
950	// /// @dev EVM selector for this function is: 0x36543006,950	// /// @dev EVM selector for this function is: 0x36543006,
951	// ///  or in textual repr: mintBulkWithTokenURI(address,(uint256,string)[])951	// ///  or in textual repr: mintBulkWithTokenURI(address,(uint256,string)[])
952	// function mintBulkWithTokenURI(address to, Tuple15[] memory tokens) public returns (bool) {952	// function mintBulkWithTokenURI(address to, TokenUri[] memory tokens) public returns (bool) {
953	// 	require(false, stub_error);953	// 	require(false, stub_error);
954	// 	to;954	// 	to;
955	// 	tokens;955	// 	tokens;
981	}981	}
982}982}
983983
984/// @dev anonymous struct984/// Data for creation token with uri.
985struct Tuple15 {985struct TokenUri {
986	/// Id of new token.
986	uint256 field_0;987	uint256 id;
988	/// Uri of new token.
987	string field_1;989	string uri;
988}990}
989991
990/// @title ERC-721 Non-Fungible Token Standard, optional enumeration extension992/// @title ERC-721 Non-Fungible Token Standard, optional enumeration extension

--- a/pallets/refungible/CHANGELOG.md
+++ b/pallets/refungible/CHANGELOG.md
@@ -4,6 +4,12 @@
 
 <!-- bureaucrate goes here -->
 
+## [0.2.13] - 2023-02-01
+
+### Added
+
+- The functions `allowanceCross` to `ERC20UniqueExtensions` interface.
+
 ## [0.2.12] - 2023-01-20
 
 ### Fixed

--- a/pallets/refungible/Cargo.toml
+++ b/pallets/refungible/Cargo.toml
@@ -2,7 +2,7 @@
 edition = "2021"
 license = "GPLv3"
 name = "pallet-refungible"
-version = "0.2.12"
+version = "0.2.13"
 
 [dependencies]
 # Note: `package = "parity-scale-codec"` must be supplied since the `Encode` macro searches for it.

--- a/pallets/refungible/src/erc.rs
+++ b/pallets/refungible/src/erc.rs
@@ -34,7 +34,7 @@
 	CollectionHandle, CollectionPropertyPermissions, CommonCollectionOperations,
 	Error as CommonError,
 	erc::{CommonEvmHandler, CollectionCall, static_property::key},
-	eth,
+	eth::{self, TokenUri},
 };
 use pallet_evm::{account::CrossAccountId, PrecompileHandle};
 use pallet_evm_coder_substrate::{call, dispatch_to_evm};
@@ -999,7 +999,7 @@
 		&mut self,
 		caller: Caller,
 		to: Address,
-		tokens: Vec<(U256, String)>,
+		tokens: Vec<TokenUri>,
 	) -> Result<bool> {
 		let key = key::url();
 		let caller = T::CrossAccountId::from_eth(caller);
@@ -1017,7 +1017,7 @@
 			.collect::<BTreeMap<_, _>>()
 			.try_into()
 			.unwrap();
-		for (id, token_uri) in tokens {
+		for TokenUri { id, uri } in tokens {
 			let id: u32 = id.try_into().map_err(|_| "token id overflow")?;
 			if id != expected_index {
 				return Err("item id should be next".into());
@@ -1028,7 +1028,7 @@
 			properties
 				.try_push(Property {
 					key: key.clone(),
-					value: token_uri
+					value: uri
 						.into_bytes()
 						.try_into()
 						.map_err(|_| "token uri is too long")?,

--- a/pallets/refungible/src/erc_token.rs
+++ b/pallets/refungible/src/erc_token.rs
@@ -31,7 +31,7 @@
 use pallet_common::{
 	CommonWeightInfo,
 	erc::{CommonEvmHandler, PrecompileResult},
-	eth::collection_id_to_address,
+	eth::{collection_id_to_address, CrossAddress},
 };
 use pallet_evm::{account::CrossAccountId, PrecompileHandle};
 use pallet_evm_coder_substrate::{call, dispatch_to_evm, WithRecorder};
@@ -203,6 +203,17 @@
 where
 	T::AccountId: From<[u8; 32]>,
 {
+	/// @dev Function to check the amount of tokens that an owner allowed to a spender.
+	/// @param owner crossAddress The address which owns the funds.
+	/// @param spender crossAddress The address which will spend the funds.
+	/// @return A uint256 specifying the amount of tokens still available for the spender.
+	fn allowance_cross(&self, owner: CrossAddress, spender: CrossAddress) -> Result<U256> {
+		let owner = owner.into_sub_cross_account::<T>()?;
+		let spender = spender.into_sub_cross_account::<T>()?;
+
+		Ok(<Allowance<T>>::get((self.id, self.1, owner, spender)).into())
+	}
+
 	/// @dev Function that burns an amount of the token of a given account,
 	/// deducting from the sender's allowance for said account.
 	/// @param from The account whose tokens will be burnt.
@@ -230,7 +241,7 @@
 	fn burn_from_cross(
 		&mut self,
 		caller: Caller,
-		from: pallet_common::eth::CrossAddress,
+		from: CrossAddress,
 		amount: U256,
 	) -> Result<bool> {
 		let caller = T::CrossAccountId::from_eth(caller);
@@ -256,7 +267,7 @@
 	fn approve_cross(
 		&mut self,
 		caller: Caller,
-		spender: pallet_common::eth::CrossAddress,
+		spender: CrossAddress,
 		amount: U256,
 	) -> Result<bool> {
 		let caller = T::CrossAccountId::from_eth(caller);
@@ -283,12 +294,7 @@
 	/// @param to The crossaccount to transfer to.
 	/// @param amount The amount to be transferred.
 	#[weight(<CommonWeights<T>>::transfer())]
-	fn transfer_cross(
-		&mut self,
-		caller: Caller,
-		to: pallet_common::eth::CrossAddress,
-		amount: U256,
-	) -> Result<bool> {
+	fn transfer_cross(&mut self, caller: Caller, to: CrossAddress, amount: U256) -> Result<bool> {
 		let caller = T::CrossAccountId::from_eth(caller);
 		let to = to.into_sub_cross_account::<T>()?;
 		let amount = amount.try_into().map_err(|_| "amount overflow")?;
@@ -309,8 +315,8 @@
 	fn transfer_from_cross(
 		&mut self,
 		caller: Caller,
-		from: pallet_common::eth::CrossAddress,
-		to: pallet_common::eth::CrossAddress,
+		from: CrossAddress,
+		to: CrossAddress,
 		amount: U256,
 	) -> Result<bool> {
 		let caller = T::CrossAccountId::from_eth(caller);

--- a/pallets/refungible/src/lib.rs
+++ b/pallets/refungible/src/lib.rs
@@ -92,22 +92,22 @@
 
 use core::ops::Deref;
 use evm_coder::ToLog;
-use frame_support::{ensure, fail, storage::with_transaction, transactional};
+use frame_support::{ensure, storage::with_transaction, transactional};
 use pallet_evm::{account::CrossAccountId, Pallet as PalletEvm};
 use pallet_evm_coder_substrate::WithRecorder;
 use pallet_common::{
 	CommonCollectionOperations, Error as CommonError, eth::collection_id_to_address,
-	Event as CommonEvent, Pallet as PalletCommon, erc::CollectionHelpersEvents,
+	Event as CommonEvent, Pallet as PalletCommon,
 };
 use pallet_structure::Pallet as PalletStructure;
-use sp_core::{Get, H160};
+use sp_core::H160;
 use sp_runtime::{ArithmeticError, DispatchError, DispatchResult, TransactionOutcome};
 use sp_std::{vec::Vec, vec, collections::btree_map::BTreeMap};
 use up_data_structs::{
 	AccessMode, budget::Budget, CollectionId, CollectionFlags, CreateCollectionData,
 	mapping::TokenAddressMapping, MAX_REFUNGIBLE_PIECES, Property, PropertyKey,
-	PropertyKeyPermission, PropertyPermission, PropertyScope, PropertyValue, TokenId,
-	TrySetProperty, PropertiesPermissionMap, CreateRefungibleExMultipleOwners, TokenOwnerError,
+	PropertyKeyPermission, PropertyScope, PropertyValue, TokenId, TrySetProperty,
+	PropertiesPermissionMap, CreateRefungibleExMultipleOwners, TokenOwnerError,
 };
 
 pub use pallet::*;
@@ -240,13 +240,13 @@
 		QueryKind = ValueQuery,
 	>;
 
-	/// Operator set by a wallet owner that could perform certain transactions on all tokens in the wallet.
+	/// Spender set by a wallet owner that could perform certain transactions on all tokens in the wallet.
 	#[pallet::storage]
 	pub type CollectionAllowance<T: Config> = StorageNMap<
 		Key = (
 			Key<Twox64Concat, CollectionId>,
-			Key<Blake2_128Concat, T::CrossAccountId>,
-			Key<Blake2_128Concat, T::CrossAccountId>,
+			Key<Blake2_128Concat, T::CrossAccountId>, // Owner
+			Key<Blake2_128Concat, T::CrossAccountId>, // Spender
 		),
 		Value = bool,
 		QueryKind = ValueQuery,
@@ -541,7 +541,6 @@
 		is_token_create: bool,
 		nesting_budget: &dyn Budget,
 	) -> DispatchResult {
-		let is_collection_admin = || collection.is_owner_or_admin(sender);
 		let is_token_owner = || -> Result<bool, DispatchError> {
 			let balance = collection.balance(sender.clone(), token_id);
 			let total_pieces: u128 =
@@ -560,77 +559,19 @@
 
 			Ok(is_bundle_owner)
 		};
-
-		let mut stored_properties = <TokenProperties<T>>::get((collection.id, token_id));
-		let permissions = <PalletCommon<T>>::property_permissions(collection.id);
-
-		for (key, value) in properties_updates {
-			let permission = permissions
-				.get(&key)
-				.cloned()
-				.unwrap_or_else(PropertyPermission::none);
-
-			let is_property_exists = stored_properties.get(&key).is_some();
-
-			match permission {
-				PropertyPermission { mutable: false, .. } if is_property_exists => {
-					return Err(<CommonError<T>>::NoPermission.into());
-				}
 
-				PropertyPermission {
-					collection_admin,
-					token_owner,
-					..
-				} => {
-					//TODO: investigate threats during public minting.
-					let is_token_create =
-						is_token_create && (collection_admin || token_owner) && value.is_some();
-					if !(is_token_create
-						|| (collection_admin && is_collection_admin())
-						|| (token_owner && is_token_owner()?))
-					{
-						fail!(<CommonError<T>>::NoPermission);
-					}
-				}
-			}
-
-			match value {
-				Some(value) => {
-					stored_properties
-						.try_set(key.clone(), value)
-						.map_err(<CommonError<T>>::from)?;
-
-					<PalletCommon<T>>::deposit_event(CommonEvent::TokenPropertySet(
-						collection.id,
-						token_id,
-						key,
-					));
-				}
-				None => {
-					stored_properties
-						.remove(&key)
-						.map_err(<CommonError<T>>::from)?;
-
-					<PalletCommon<T>>::deposit_event(CommonEvent::TokenPropertyDeleted(
-						collection.id,
-						token_id,
-						key,
-					));
-				}
-			}
-
-			<PalletEvm<T>>::deposit_log(
-				CollectionHelpersEvents::TokenChanged {
-					collection_id: collection_id_to_address(collection.id),
-					token_id: token_id.into(),
-				}
-				.to_log(T::ContractAddress::get()),
-			);
-		}
+		let stored_properties = <TokenProperties<T>>::get((collection.id, token_id));
 
-		<TokenProperties<T>>::set((collection.id, token_id), stored_properties);
-
-		Ok(())
+		<PalletCommon<T>>::modify_token_properties(
+			collection,
+			sender,
+			token_id,
+			properties_updates,
+			is_token_create,
+			stored_properties,
+			is_token_owner,
+			|properties| <TokenProperties<T>>::set((collection.id, token_id), properties),
+		)
 	}
 
 	pub fn set_token_properties(
@@ -1462,43 +1403,31 @@
 	pub fn set_allowance_for_all(
 		collection: &RefungibleHandle<T>,
 		owner: &T::CrossAccountId,
-		operator: &T::CrossAccountId,
+		spender: &T::CrossAccountId,
 		approve: bool,
 	) -> DispatchResult {
-		if collection.permissions.access() == AccessMode::AllowList {
-			collection.check_allowlist(owner)?;
-			collection.check_allowlist(operator)?;
-		}
-
-		<PalletCommon<T>>::ensure_correct_receiver(operator)?;
-
-		// =========
-
-		<CollectionAllowance<T>>::insert((collection.id, owner, operator), approve);
-		<PalletEvm<T>>::deposit_log(
+		<PalletCommon<T>>::set_allowance_for_all(
+			collection,
+			owner,
+			spender,
+			approve,
+			|| <CollectionAllowance<T>>::insert((collection.id, owner, spender), approve),
 			ERC721Events::ApprovalForAll {
 				owner: *owner.as_eth(),
-				operator: *operator.as_eth(),
+				operator: *spender.as_eth(),
 				approved: approve,
 			}
 			.to_log(collection_id_to_address(collection.id)),
-		);
-		<PalletCommon<T>>::deposit_event(CommonEvent::ApprovedForAll(
-			collection.id,
-			owner.clone(),
-			operator.clone(),
-			approve,
-		));
-		Ok(())
+		)
 	}
 
 	/// Tells whether the given `owner` approves the `operator`.
 	pub fn allowance_for_all(
 		collection: &RefungibleHandle<T>,
 		owner: &T::CrossAccountId,
-		operator: &T::CrossAccountId,
+		spender: &T::CrossAccountId,
 	) -> bool {
-		<CollectionAllowance<T>>::get((collection.id, owner, operator))
+		<CollectionAllowance<T>>::get((collection.id, owner, spender))
 	}
 
 	pub fn repair_item(collection: &RefungibleHandle<T>, token: TokenId) -> DispatchResult {

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--- a/pallets/refungible/src/stubs/UniqueRefungible.sol
+++ b/pallets/refungible/src/stubs/UniqueRefungible.sol
@@ -938,7 +938,7 @@
 	// /// @param tokens array of pairs of token ID and token URI for minted tokens
 	// /// @dev EVM selector for this function is: 0x36543006,
 	// ///  or in textual repr: mintBulkWithTokenURI(address,(uint256,string)[])
-	// function mintBulkWithTokenURI(address to, Tuple14[] memory tokens) public returns (bool) {
+	// function mintBulkWithTokenURI(address to, TokenUri[] memory tokens) public returns (bool) {
 	// 	require(false, stub_error);
 	// 	to;
 	// 	tokens;
@@ -982,10 +982,12 @@
 	}
 }
 
-/// @dev anonymous struct
-struct Tuple14 {
-	uint256 field_0;
-	string field_1;
+/// Data for creation token with uri.
+struct TokenUri {
+	/// Id of new token.
+	uint256 id;
+	/// Uri of new token.
+	string uri;
 }
 
 /// @title ERC-721 Non-Fungible Token Standard, optional enumeration extension

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--- a/pallets/refungible/src/stubs/UniqueRefungibleToken.sol
+++ b/pallets/refungible/src/stubs/UniqueRefungibleToken.sol
@@ -36,8 +36,22 @@
 	}
 }
 
-/// @dev the ERC-165 identifier for this interface is 0xe17a7d2b
+/// @dev the ERC-165 identifier for this interface is 0x01d536fc
 contract ERC20UniqueExtensions is Dummy, ERC165 {
+	/// @dev Function to check the amount of tokens that an owner allowed to a spender.
+	/// @param owner crossAddress The address which owns the funds.
+	/// @param spender crossAddress The address which will spend the funds.
+	/// @return A uint256 specifying the amount of tokens still available for the spender.
+	/// @dev EVM selector for this function is: 0xe0af4bd7,
+	///  or in textual repr: allowanceCross((address,uint256),(address,uint256))
+	function allowanceCross(CrossAddress memory owner, CrossAddress memory spender) public view returns (uint256) {
+		require(false, stub_error);
+		owner;
+		spender;
+		dummy;
+		return 0;
+	}
+
 	// /// @dev Function that burns an amount of the token of a given account,
 	// /// deducting from the sender's allowance for said account.
 	// /// @param from The account whose tokens will be burnt.

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--- a/runtime/common/ethereum/sponsoring/refungible.rs
+++ b/runtime/common/ethereum/sponsoring/refungible.rs
@@ -341,7 +341,9 @@
 			ERC165Call(_, _) => None,
 
 			// Not sponsored
-			BurnFrom { .. } | BurnFromCross { .. } | Repartition { .. } => None,
+			AllowanceCross { .. } | BurnFrom { .. } | BurnFromCross { .. } | Repartition { .. } => {
+				None
+			}
 
 			TransferCross { .. } | TransferFromCross { .. } => {
 				let RefungibleTokenHandle(handle, token_id) = token;

--- a/tests/src/eth/abi/fungible.json
+++ b/tests/src/eth/abi/fungible.json
@@ -101,6 +101,32 @@
           { "internalType": "uint256", "name": "sub", "type": "uint256" }
         ],
         "internalType": "struct CrossAddress",
+        "name": "owner",
+        "type": "tuple"
+      },
+      {
+        "components": [
+          { "internalType": "address", "name": "eth", "type": "address" },
+          { "internalType": "uint256", "name": "sub", "type": "uint256" }
+        ],
+        "internalType": "struct CrossAddress",
+        "name": "spender",
+        "type": "tuple"
+      }
+    ],
+    "name": "allowanceCross",
+    "outputs": [{ "internalType": "uint256", "name": "", "type": "uint256" }],
+    "stateMutability": "view",
+    "type": "function"
+  },
+  {
+    "inputs": [
+      {
+        "components": [
+          { "internalType": "address", "name": "eth", "type": "address" },
+          { "internalType": "uint256", "name": "sub", "type": "uint256" }
+        ],
+        "internalType": "struct CrossAddress",
         "name": "user",
         "type": "tuple"
       }
@@ -408,10 +434,10 @@
     "inputs": [
       {
         "components": [
-          { "internalType": "address", "name": "field_0", "type": "address" },
-          { "internalType": "uint256", "name": "field_1", "type": "uint256" }
+          { "internalType": "address", "name": "to", "type": "address" },
+          { "internalType": "uint256", "name": "amount", "type": "uint256" }
         ],
-        "internalType": "struct Tuple9[]",
+        "internalType": "struct AmountForAddress[]",
         "name": "amounts",
         "type": "tuple[]"
       }

--- a/tests/src/eth/abi/reFungibleToken.json
+++ b/tests/src/eth/abi/reFungibleToken.json
@@ -61,6 +61,32 @@
   },
   {
     "inputs": [
+      {
+        "components": [
+          { "internalType": "address", "name": "eth", "type": "address" },
+          { "internalType": "uint256", "name": "sub", "type": "uint256" }
+        ],
+        "internalType": "struct CrossAddress",
+        "name": "owner",
+        "type": "tuple"
+      },
+      {
+        "components": [
+          { "internalType": "address", "name": "eth", "type": "address" },
+          { "internalType": "uint256", "name": "sub", "type": "uint256" }
+        ],
+        "internalType": "struct CrossAddress",
+        "name": "spender",
+        "type": "tuple"
+      }
+    ],
+    "name": "allowanceCross",
+    "outputs": [{ "internalType": "uint256", "name": "", "type": "uint256" }],
+    "stateMutability": "view",
+    "type": "function"
+  },
+  {
+    "inputs": [
       { "internalType": "address", "name": "spender", "type": "address" },
       { "internalType": "uint256", "name": "amount", "type": "uint256" }
     ],

--- a/tests/src/eth/api/UniqueFungible.sol
+++ b/tests/src/eth/api/UniqueFungible.sol
@@ -353,8 +353,16 @@
 	bytes value;
 }
 
-/// @dev the ERC-165 identifier for this interface is 0x65789571
+/// @dev the ERC-165 identifier for this interface is 0x85d7dea6
 interface ERC20UniqueExtensions is Dummy, ERC165 {
+	/// @dev Function to check the amount of tokens that an owner allowed to a spender.
+	/// @param owner crossAddress The address which owns the funds.
+	/// @param spender crossAddress The address which will spend the funds.
+	/// @return A uint256 specifying the amount of tokens still available for the spender.
+	/// @dev EVM selector for this function is: 0xe0af4bd7,
+	///  or in textual repr: allowanceCross((address,uint256),(address,uint256))
+	function allowanceCross(CrossAddress memory owner, CrossAddress memory spender) external view returns (uint256);
+
 	/// @notice A description for the collection.
 	/// @dev EVM selector for this function is: 0x7284e416,
 	///  or in textual repr: description()
@@ -390,7 +398,7 @@
 	/// @param amounts array of pairs of account address and amount
 	/// @dev EVM selector for this function is: 0x1acf2d55,
 	///  or in textual repr: mintBulk((address,uint256)[])
-	function mintBulk(Tuple9[] memory amounts) external returns (bool);
+	function mintBulk(AmountForAddress[] memory amounts) external returns (bool);
 
 	/// @dev EVM selector for this function is: 0x2ada85ff,
 	///  or in textual repr: transferCross((address,uint256),uint256)
@@ -410,10 +418,9 @@
 	function collectionHelperAddress() external view returns (address);
 }
 
-/// @dev anonymous struct
-struct Tuple9 {
-	address field_0;
-	uint256 field_1;
+struct AmountForAddress {
+	address to;
+	uint256 amount;
 }
 
 /// @dev the ERC-165 identifier for this interface is 0x40c10f19

--- a/tests/src/eth/api/UniqueNFT.sol
+++ b/tests/src/eth/api/UniqueNFT.sol
@@ -644,7 +644,7 @@
 	// /// @param tokens array of pairs of token ID and token URI for minted tokens
 	// /// @dev EVM selector for this function is: 0x36543006,
 	// ///  or in textual repr: mintBulkWithTokenURI(address,(uint256,string)[])
-	// function mintBulkWithTokenURI(address to, Tuple13[] memory tokens) external returns (bool);
+	// function mintBulkWithTokenURI(address to, TokenUri[] memory tokens) external returns (bool);
 
 	/// @notice Function to mint a token.
 	/// @param to The new owner crossAccountId
@@ -660,10 +660,12 @@
 	function collectionHelperAddress() external view returns (address);
 }
 
-/// @dev anonymous struct
-struct Tuple13 {
-	uint256 field_0;
-	string field_1;
+/// Data for creation token with uri.
+struct TokenUri {
+	/// Id of new token.
+	uint256 id;
+	/// Uri of new token.
+	string uri;
 }
 
 /// @title ERC-721 Non-Fungible Token Standard, optional enumeration extension

--- a/tests/src/eth/api/UniqueRefungible.sol
+++ b/tests/src/eth/api/UniqueRefungible.sol
@@ -638,7 +638,7 @@
 	// /// @param tokens array of pairs of token ID and token URI for minted tokens
 	// /// @dev EVM selector for this function is: 0x36543006,
 	// ///  or in textual repr: mintBulkWithTokenURI(address,(uint256,string)[])
-	// function mintBulkWithTokenURI(address to, Tuple12[] memory tokens) external returns (bool);
+	// function mintBulkWithTokenURI(address to, TokenUri[] memory tokens) external returns (bool);
 
 	/// @notice Function to mint a token.
 	/// @param to The new owner crossAccountId
@@ -661,10 +661,12 @@
 	function collectionHelperAddress() external view returns (address);
 }
 
-/// @dev anonymous struct
-struct Tuple12 {
-	uint256 field_0;
-	string field_1;
+/// Data for creation token with uri.
+struct TokenUri {
+	/// Id of new token.
+	uint256 id;
+	/// Uri of new token.
+	string uri;
 }
 
 /// @title ERC-721 Non-Fungible Token Standard, optional enumeration extension

--- a/tests/src/eth/api/UniqueRefungibleToken.sol
+++ b/tests/src/eth/api/UniqueRefungibleToken.sol
@@ -23,8 +23,16 @@
 	function parentTokenId() external view returns (uint256);
 }
 
-/// @dev the ERC-165 identifier for this interface is 0xe17a7d2b
+/// @dev the ERC-165 identifier for this interface is 0x01d536fc
 interface ERC20UniqueExtensions is Dummy, ERC165 {
+	/// @dev Function to check the amount of tokens that an owner allowed to a spender.
+	/// @param owner crossAddress The address which owns the funds.
+	/// @param spender crossAddress The address which will spend the funds.
+	/// @return A uint256 specifying the amount of tokens still available for the spender.
+	/// @dev EVM selector for this function is: 0xe0af4bd7,
+	///  or in textual repr: allowanceCross((address,uint256),(address,uint256))
+	function allowanceCross(CrossAddress memory owner, CrossAddress memory spender) external view returns (uint256);
+
 	// /// @dev Function that burns an amount of the token of a given account,
 	// /// deducting from the sender's allowance for said account.
 	// /// @param from The account whose tokens will be burnt.

--- a/tests/src/eth/fungible.test.ts
+++ b/tests/src/eth/fungible.test.ts
@@ -134,6 +134,12 @@
       const allowance = await contract.methods.allowance(owner, spender).call();
       expect(+allowance).to.equal(100);
     }
+    {
+      const ownerCross = helper.ethCrossAccount.fromAddress(owner);
+      const spenderCross = helper.ethCrossAccount.fromAddress(spender);
+      const allowance = await contract.methods.allowanceCross(ownerCross, spenderCross).call();
+      expect(+allowance).to.equal(100);
+    }
   });
 
   itEth('Can perform approveCross()', async ({helper}) => {

--- a/tests/src/eth/proxy/UniqueNFTProxy.sol
+++ b/tests/src/eth/proxy/UniqueNFTProxy.sol
@@ -168,7 +168,7 @@
         return proxied.mintBulk(to, tokenIds);
     }
 
-    function mintBulkWithTokenURI(address to, Tuple6[] memory tokens)
+    function mintBulkWithTokenURI(address to, TokenUri[] memory tokens)
         external
         override
         returns (bool)

--- a/tests/src/eth/reFungible.test.ts
+++ b/tests/src/eth/reFungible.test.ts
@@ -219,8 +219,16 @@
       await rftToken.methods.approve(operator, 15n).send({from: owner});
       await contract.methods.setApprovalForAll(operator, true).send({from: owner});
       await rftToken.methods.burnFrom(owner, 10n).send({from: operator});
+    }
+    {
       const allowance = await rftToken.methods.allowance(owner, operator).call();
-      expect(allowance).to.be.equal('5');
+      expect(+allowance).to.be.equal(5);
+    }
+    {
+      const ownerCross = helper.ethCrossAccount.fromAddress(owner);
+      const operatorCross = helper.ethCrossAccount.fromAddress(operator);
+      const allowance = await rftToken.methods.allowanceCross(ownerCross, operatorCross).call();
+      expect(+allowance).to.equal(5);
     }
   });