git.delta.rocks / unique-network / refs/commits / 686ae3536232

difftreelog

CORE-302 Refactor collection for eth

Trubnikov Sergey2022-05-24parent: #ad8f1f0.patch.diff
in: master

20 files changed

modifiedCargo.lockdiffbeforeafterboth
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -5467,9 +5467,9 @@
 
 [[package]]
 name = "once_cell"
-version = "1.11.0"
+version = "1.12.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7b10983b38c53aebdf33f542c6275b0f58a238129d00c4ae0e6fb59738d783ca"
+checksum = "7709cef83f0c1f58f666e746a08b21e0085f7440fa6a29cc194d68aac97a4225"
 
 [[package]]
 name = "opal-runtime"
@@ -6830,7 +6830,6 @@
  "parity-scale-codec 3.1.2",
  "scale-info",
  "serde",
- "serde-json-core",
  "sp-core",
  "sp-io",
  "sp-runtime",
@@ -10735,16 +10734,6 @@
 ]
 
 [[package]]
-name = "serde-json-core"
-version = "0.4.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8014aeea272bca0f0779778d43253f2f3375b414185b30e6ecc4d3e4a9994781"
-dependencies = [
- "ryu",
- "serde",
-]
-
-[[package]]
 name = "serde_derive"
 version = "1.0.137"
 source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -12025,9 +12014,9 @@
 
 [[package]]
 name = "target-lexicon"
-version = "0.12.3"
+version = "0.12.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d7fa7e55043acb85fca6b3c01485a2eeb6b69c5d21002e273c79e465f43b7ac1"
+checksum = "c02424087780c9b71cc96799eaeddff35af2bc513278cda5c99fc1f5d026d3c1"
 
 [[package]]
 name = "tempfile"
modifiedMakefilediffbeforeafterboth
--- a/Makefile
+++ b/Makefile
@@ -15,16 +15,13 @@
 CONTRACT_HELPERS_STUBS=./pallets/evm-contract-helpers/src/stubs/
 CONTRACT_HELPERS_ABI=./tests/src/eth/util/contractHelpersAbi.json
 
-COLLECTION_STUBS=./pallets/unique/src/eth/stubs/
-COLLECTION_ABI=./tests/src/eth/collectionAbi.json
-
 COLLECTION_HELPER_STUBS=$(COLLECTION_STUBS)
 COLLECTION_HELPER_ABI=./tests/src/eth/collectionHelperAbi.json
 
 TESTS_API=./tests/src/eth/api/
 
 .PHONY: regenerate_solidity
-regenerate_solidity: UniqueFungible.sol UniqueNFT.sol ContractHelpers.sol Collection.sol CollectionHelper.sol
+regenerate_solidity: UniqueFungible.sol UniqueNFT.sol ContractHelpers.sol CollectionHelper.sol
 
 UniqueFungible.sol:
 	PACKAGE=pallet-fungible NAME=erc::gen_iface OUTPUT=$(TESTS_API)/$@ ./.maintain/scripts/generate_sol.sh
@@ -38,10 +35,6 @@
 	PACKAGE=pallet-evm-contract-helpers NAME=eth::contract_helpers_iface OUTPUT=$(TESTS_API)/$@ ./.maintain/scripts/generate_sol.sh
 	PACKAGE=pallet-evm-contract-helpers NAME=eth::contract_helpers_impl OUTPUT=$(CONTRACT_HELPERS_STUBS)/$@ ./.maintain/scripts/generate_sol.sh
 
-Collection.sol:
-	PACKAGE=pallet-unique NAME=eth::evm_collection::collection_iface OUTPUT=$(TESTS_API)/$@ ./.maintain/scripts/generate_sol.sh
-	PACKAGE=pallet-unique NAME=eth::evm_collection::collection_impl OUTPUT=$(COLLECTION_STUBS)/$@ ./.maintain/scripts/generate_sol.sh
-
 CollectionHelper.sol:
 	PACKAGE=pallet-unique NAME=eth::evm_collection::collection_helper_iface OUTPUT=$(TESTS_API)/$@ ./.maintain/scripts/generate_sol.sh
 	PACKAGE=pallet-unique NAME=eth::evm_collection::collection_helper_impl OUTPUT=$(COLLECTION_HELPER_STUBS)/$@ ./.maintain/scripts/generate_sol.sh
@@ -58,15 +51,11 @@
 	INPUT=$(CONTRACT_HELPERS_STUBS)/$< OUTPUT=$(CONTRACT_HELPERS_STUBS)/ContractHelpers.raw ./.maintain/scripts/compile_stub.sh
 	INPUT=$(CONTRACT_HELPERS_STUBS)/$< OUTPUT=$(CONTRACT_HELPERS_ABI) ./.maintain/scripts/generate_abi.sh
 
-Collection: Collection.sol
-	INPUT=$(COLLECTION_STUBS)/$< OUTPUT=$(COLLECTION_STUBS)/Collection.raw ./.maintain/scripts/compile_stub.sh
-	INPUT=$(COLLECTION_STUBS)/$< OUTPUT=$(COLLECTION_ABI) ./.maintain/scripts/generate_abi.sh
-
 CollectionHelper: CollectionHelper.sol
 	INPUT=$(COLLECTION_HELPER_STUBS)/$< OUTPUT=$(COLLECTION_HELPER_STUBS)/CollectionHelper.raw ./.maintain/scripts/compile_stub.sh
 	INPUT=$(COLLECTION_HELPER_STUBS)/$< OUTPUT=$(COLLECTION_HELPER_ABI) ./.maintain/scripts/generate_abi.sh
 
-evm_stubs: UniqueFungible UniqueNFT ContractHelpers Collection CollectionHelper
+evm_stubs: UniqueFungible UniqueNFT ContractHelpers CollectionHelper
 
 .PHONY: _bench
 _bench:
modifiedpallets/common/src/erc.rsdiffbeforeafterboth
--- a/pallets/common/src/erc.rs
+++ b/pallets/common/src/erc.rs
@@ -14,9 +14,9 @@
 // You should have received a copy of the GNU General Public License
 // along with Unique Network. If not, see <http://www.gnu.org/licenses/>.
 
-use evm_coder::{solidity_interface, types::*, execution::Result};
+use evm_coder::{solidity_interface, types::*, execution::{Result, Error}};
 pub use pallet_evm::{PrecompileOutput, PrecompileResult, account::CrossAccountId};
-use pallet_evm_coder_substrate::dispatch_to_evm;
+use pallet_evm_coder_substrate::{dispatch_to_evm, SubstrateRecorder};
 use sp_core::{H160, U256};
 use sp_std::vec::Vec;
 use up_data_structs::Property;
@@ -31,7 +31,7 @@
 	fn call(self, source: &H160, input: &[u8], value: U256) -> Option<PrecompileResult>;
 }
 
-#[solidity_interface(name = "CollectionProperties")]
+#[solidity_interface(name = "Collection")]
 impl<T: Config> CollectionHandle<T> {
 	fn set_collection_property(&mut self, caller: caller, key: string, value: bytes) -> Result<()> {
 		let caller = T::CrossAccountId::from_eth(caller);
@@ -64,4 +64,70 @@
 
 		Ok(prop.to_vec())
 	}
+
+	fn eth_set_sponsor(
+		&mut self,
+		caller: caller,
+		sponsor: address,
+	) -> Result<void> {
+		check_is_owner(caller, self)?;
+
+		let sponsor = T::CrossAccountId::from_eth(sponsor);
+		self.set_sponsor(sponsor.as_sub().clone());
+		save(self);
+		Ok(())
+	}
+
+	fn eth_confirm_sponsorship(&mut self, caller: caller) -> Result<void> {
+		let caller = T::CrossAccountId::from_eth(caller);
+		if !self.confirm_sponsorship(caller.as_sub()) {
+			return Err(Error::Revert("Caller is not set as sponsor".into()));
+		}
+		save(self);
+		Ok(())
+	}
+
+	fn set_limits(
+		&self,
+		caller: caller,
+		limits_json: string,
+	) -> Result<void> {
+		// let mut collection = collection_from_address::<T>(self.contract_address(caller).unwrap(), self.1.gas_left())?;
+		// check_is_owner(caller, &collection)?;
+
+		// let limits = serde_json_core::from_str(limits_json.as_ref())
+		// 	.map_err(|e| Error::Revert(format!("Parse JSON error: {}", e)))?;
+		// collection.limits = limits.0;
+		// collection.save().map_err(pallet_evm_coder_substrate::dispatch_to_evm::<T>)?;
+		Ok(())
+	}
+
+	fn contract_address(&self, _caller: caller) -> Result<address> {
+		Ok(crate::eth::collection_id_to_address(self.id))
+	}
+}
+
+fn collection_from_address<T: Config>(
+	collection_address: address,
+	gas_limit: u64
+) -> Result<CollectionHandle<T>> {
+	let collection_id = crate::eth::map_eth_to_id(&collection_address)
+	.ok_or(Error::Revert("Contract is not an unique collection".into()))?;
+	let recorder = <SubstrateRecorder<T>>::new(gas_limit);
+	let collection =
+		CollectionHandle::new_with_recorder(collection_id, recorder)
+			.ok_or(Error::Revert("Create collection handle error".into()))?;
+	Ok(collection)
+}
+
+fn check_is_owner<T: Config>(caller: caller, collection: &CollectionHandle<T>) -> Result<()> {
+	let caller = T::CrossAccountId::from_eth(caller);
+	collection
+		.check_is_owner(&caller)
+		.map_err(pallet_evm_coder_substrate::dispatch_to_evm::<T>)?;
+	Ok(())
 }
+
+fn save<T: Config>(collection: &CollectionHandle<T>) {
+	<crate::CollectionById<T>>::insert(collection.id, collection.collection.clone());
+}
\ No newline at end of file
modifiedpallets/common/src/lib.rsdiffbeforeafterboth
--- a/pallets/common/src/lib.rs
+++ b/pallets/common/src/lib.rs
@@ -20,7 +20,7 @@
 
 use core::ops::{Deref, DerefMut};
 use pallet_evm_coder_substrate::{SubstrateRecorder, WithRecorder};
-use sp_std::{vec::Vec, rc::Rc};
+use sp_std::vec::Vec;
 use pallet_evm::account::CrossAccountId;
 use frame_support::{
 	dispatch::{DispatchErrorWithPostInfo, DispatchResultWithPostInfo, Weight, PostDispatchInfo},
modifiedpallets/fungible/src/erc.rsdiffbeforeafterboth
--- a/pallets/fungible/src/erc.rs
+++ b/pallets/fungible/src/erc.rs
@@ -24,7 +24,7 @@
 use pallet_evm::account::CrossAccountId;
 use pallet_evm_coder_substrate::{call, dispatch_to_evm};
 use pallet_structure::{SelfWeightOf as StructureWeight, weights::WeightInfo as _};
-use pallet_common::{CollectionHandle, erc::CollectionPropertiesCall};
+use pallet_common::{CollectionHandle, erc::CollectionCall};
 
 use crate::{
 	Allowance, Balance, Config, FungibleHandle, Pallet, SelfWeightOf, TotalSupply,
@@ -150,7 +150,7 @@
 	is(
 		ERC20,
 		ERC20UniqueExtensions,
-		via("CollectionHandle<T>", common_mut, CollectionProperties)
+		via("CollectionHandle<T>", common_mut, Collection)
 	)
 )]
 impl<T: Config> FungibleHandle<T> {}
modifiedpallets/nonfungible/src/erc.rsdiffbeforeafterboth
--- a/pallets/nonfungible/src/erc.rs
+++ b/pallets/nonfungible/src/erc.rs
@@ -26,7 +26,7 @@
 use sp_core::{H160, U256};
 use sp_std::vec::Vec;
 use pallet_common::{
-	erc::{CommonEvmHandler, PrecompileResult, CollectionPropertiesCall},
+	erc::{CommonEvmHandler, PrecompileResult, CollectionCall},
 	CollectionHandle,
 };
 use pallet_evm::account::CrossAccountId;
@@ -513,7 +513,7 @@
 		ERC721UniqueExtensions,
 		ERC721Mintable,
 		ERC721Burnable,
-		via("CollectionHandle<T>", common_mut, CollectionProperties),
+		via("CollectionHandle<T>", common_mut, Collection),
 		TokenProperties,
 	)
 )]
modifiedpallets/nonfungible/src/stubs/UniqueNFT.rawdiffbeforeafterboth

binary blob — no preview

modifiedpallets/nonfungible/src/stubs/UniqueNFT.soldiffbeforeafterboth
--- a/pallets/nonfungible/src/stubs/UniqueNFT.sol
+++ b/pallets/nonfungible/src/stubs/UniqueNFT.sol
@@ -51,6 +51,67 @@
 	event MintingFinished();
 }
 
+// Selector: 38e33c60
+contract Collection is Dummy, ERC165 {
+	// Selector: setCollectionProperty(string,bytes) 2f073f66
+	function setCollectionProperty(string memory key, bytes memory value)
+		public
+	{
+		require(false, stub_error);
+		key;
+		value;
+		dummy = 0;
+	}
+
+	// Selector: deleteCollectionProperty(string) 7b7debce
+	function deleteCollectionProperty(string memory key) public {
+		require(false, stub_error);
+		key;
+		dummy = 0;
+	}
+
+	// Throws error if key not found
+	//
+	// Selector: collectionProperty(string) cf24fd6d
+	function collectionProperty(string memory key)
+		public
+		view
+		returns (bytes memory)
+	{
+		require(false, stub_error);
+		key;
+		dummy;
+		return hex"";
+	}
+
+	// Selector: ethSetSponsor(address) 8f9af356
+	function ethSetSponsor(address sponsor) public {
+		require(false, stub_error);
+		sponsor;
+		dummy = 0;
+	}
+
+	// Selector: ethConfirmSponsorship() a8580d1a
+	function ethConfirmSponsorship() public {
+		require(false, stub_error);
+		dummy = 0;
+	}
+
+	// Selector: setLimits(string) 72cb345d
+	function setLimits(string memory limitsJson) public view {
+		require(false, stub_error);
+		limitsJson;
+		dummy;
+	}
+
+	// Selector: contractAddress() f6b4dfb4
+	function contractAddress() public view returns (address) {
+		require(false, stub_error);
+		dummy;
+		return 0x0000000000000000000000000000000000000000;
+	}
+}
+
 // Selector: 41369377
 contract TokenProperties is Dummy, ERC165 {
 	// Selector: setTokenPropertyPermission(string,bool,bool,bool) 222d97fa
@@ -327,40 +388,6 @@
 		require(false, stub_error);
 		dummy;
 		return 0;
-	}
-}
-
-// Selector: 9b5e29c5
-contract CollectionProperties is Dummy, ERC165 {
-	// Selector: setCollectionProperty(string,bytes) 2f073f66
-	function setCollectionProperty(string memory key, bytes memory value)
-		public
-	{
-		require(false, stub_error);
-		key;
-		value;
-		dummy = 0;
-	}
-
-	// Selector: deleteCollectionProperty(string) 7b7debce
-	function deleteCollectionProperty(string memory key) public {
-		require(false, stub_error);
-		key;
-		dummy = 0;
-	}
-
-	// Throws error if key not found
-	//
-	// Selector: collectionProperty(string) cf24fd6d
-	function collectionProperty(string memory key)
-		public
-		view
-		returns (bytes memory)
-	{
-		require(false, stub_error);
-		key;
-		dummy;
-		return hex"";
 	}
 }
 
@@ -423,6 +450,6 @@
 	ERC721UniqueExtensions,
 	ERC721Mintable,
 	ERC721Burnable,
-	CollectionProperties,
+	Collection,
 	TokenProperties
 {}
modifiedpallets/unique/Cargo.tomldiffbeforeafterboth
--- a/pallets/unique/Cargo.toml
+++ b/pallets/unique/Cargo.toml
@@ -20,7 +20,6 @@
 std = [
     'codec/std',
     'serde/std',
-    'serde-json-core/std',
     'frame-support/std',
     'frame-system/std',
     'pallet-evm/std',
@@ -42,10 +41,6 @@
 default-features = false
 features = ['derive']
 version = '1.0.130'
-
-[dependencies.serde-json-core]
-default-features = false
-version = "0.4"
 
 [dependencies.ethereum]
 version = "0.12.0"
modifiedpallets/unique/src/eth/mod.rsdiffbeforeafterboth
--- a/pallets/unique/src/eth/mod.rs
+++ b/pallets/unique/src/eth/mod.rs
@@ -110,17 +110,6 @@
 		}
 	}
 	
-	struct EvmCollection<T: Config>(H160, SubstrateRecorder<T>);
-	impl<T: Config> WithRecorder<T> for EvmCollection<T> {
-		fn recorder(&self) -> &SubstrateRecorder<T> {
-			&self.1
-		}
-	
-		fn into_recorder(self) -> SubstrateRecorder<T> {
-			self.1
-		}
-	}
-	
 	#[derive(ToLog)]
 	pub enum EthCollectionEvent {
 		CollectionCreated {
@@ -129,78 +118,7 @@
 			#[indexed]
 			collection_id: address,
 		},
-	}
-	
-	#[solidity_interface(name = "Collection")]
-	impl<T: Config> EvmCollection<T> {
-		fn set_sponsor(
-			&self,
-			caller: caller,
-			sponsor: address,
-		) -> Result<void> {
-			let mut collection = collection_from_address::<T>(self.contract_address(caller).unwrap(), self.1.gas_left())?;
-			check_is_owner(caller, &collection)?;
-	
-			let sponsor = T::CrossAccountId::from_eth(sponsor);
-			collection.set_sponsor(sponsor.as_sub().clone());
-			collection.save().map_err(pallet_evm_coder_substrate::dispatch_to_evm::<T>)?;
-		Ok(())
-		}
-	
-		fn confirm_sponsorship(&self, caller: caller) -> Result<void> {
-			let mut collection = collection_from_address::<T>(self.contract_address(caller).unwrap(), self.1.gas_left())?;
-			let caller = T::CrossAccountId::from_eth(caller);
-			if !collection.confirm_sponsorship(caller.as_sub()) {
-				return Err(Error::Revert("Caller is not set as sponsor".into()));
-			}
-			collection.save().map_err(pallet_evm_coder_substrate::dispatch_to_evm::<T>)?;
-		Ok(())
-		}
-	
-		fn set_limits(
-			&self,
-			caller: caller,
-			limits_json: string,
-		) -> Result<void> {
-			let mut collection = collection_from_address::<T>(self.contract_address(caller).unwrap(), self.1.gas_left())?;
-			check_is_owner(caller, &collection)?;
-	
-			let limits = serde_json_core::from_str(limits_json.as_ref())
-				.map_err(|e| Error::Revert(format!("Parse JSON error: {}", e)))?;
-			collection.limits = limits.0;
-			collection.save().map_err(pallet_evm_coder_substrate::dispatch_to_evm::<T>)?;
-		Ok(())
-		}
-
-		fn contract_address(&self, _caller: caller) -> Result<address> {
-			Ok(self.0)
-		}
-	}
-	
-	fn error_feild_too_long(feild: &str, bound: u32) -> Error {
-		Error::Revert(format!("{} is too long. Max length is {}.", feild, bound))
 	}
-	
-	fn collection_from_address<T: Config>(
-		collection_address: address,
-		gas_limit: u64
-	) -> Result<CollectionHandle<T>> {
-		let collection_id = pallet_common::eth::map_eth_to_id(&collection_address)
-		.ok_or(Error::Revert("Contract is not an unique collection".into()))?;
-		let recorder = <SubstrateRecorder<T>>::new(gas_limit);
-		let collection =
-			pallet_common::CollectionHandle::new_with_recorder(collection_id, recorder)
-				.ok_or(Error::Revert("Create collection handle error".into()))?;
-		Ok(collection)
-	}
-	
-	fn check_is_owner<T: Config>(caller: caller, collection: &CollectionHandle<T>) -> Result<()> {
-		let caller = T::CrossAccountId::from_eth(caller);
-		collection
-			.check_is_owner(&caller)
-			.map_err(pallet_evm_coder_substrate::dispatch_to_evm::<T>)?;
-		Ok(())
-	}
 
 	pub struct CollectionHelperOnMethodCall<T: Config>(PhantomData<*const T>);
 	impl<T: Config> OnMethodCall<T> for CollectionHelperOnMethodCall<T> {
@@ -235,38 +153,8 @@
 	
 	generate_stubgen!(collection_helper_impl, CollectionHelperCall<()>, true);
 	generate_stubgen!(collection_helper_iface, CollectionHelperCall<()>, false);
-	
-	pub struct CollectionOnMethodCall<T: Config>(PhantomData<*const T>);
-	impl<T: Config> OnMethodCall<T> for CollectionOnMethodCall<T> {
-		fn is_reserved(contract: &sp_core::H160) -> bool {
-			contract == &T::ContractAddress::get()
-		}
-	
-		fn is_used(contract: &sp_core::H160) -> bool {
-			contract == &T::ContractAddress::get()
-		}
-	
-		fn call(
-			source: &sp_core::H160,
-			target: &sp_core::H160,
-			gas_left: u64,
-			input: &[u8],
-			value: sp_core::U256,
-		) -> Option<PrecompileResult> {
-			if !pallet_common::eth::is_collection(target) {
-				return None;
-			}
 
-			let helpers = EvmCollection::<T>(*target, SubstrateRecorder::<T>::new(gas_left));
-			pallet_evm_coder_substrate::call(*source, helpers, value, input)
-		}
-	
-		fn get_code(contract: &sp_core::H160) -> Option<Vec<u8>> {
-			(contract == &T::ContractAddress::get())
-				.then(|| include_bytes!("./stubs/Collection.raw").to_vec())
-		}
+	fn error_feild_too_long(feild: &str, bound: u32) -> Error {
+		Error::Revert(format!("{} is too long. Max length is {}.", feild, bound))
 	}
-	
-	generate_stubgen!(collection_impl, CollectionCall<()>, true);
-	generate_stubgen!(collection_iface, CollectionCall<()>, false);
 }
deletedpallets/unique/src/eth/stubs/Collection.rawdiffbeforeafterboth

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deletedpallets/unique/src/eth/stubs/Collection.soldiffbeforeafterboth
--- a/pallets/unique/src/eth/stubs/Collection.sol
+++ /dev/null
@@ -1,52 +0,0 @@
-// SPDX-License-Identifier: OTHER
-// This code is automatically generated
-
-pragma solidity >=0.8.0 <0.9.0;
-
-// Common stubs holder
-contract Dummy {
-	uint8 dummy;
-	string stub_error = "this contract is implemented in native";
-}
-
-contract ERC165 is Dummy {
-	function supportsInterface(bytes4 interfaceID)
-		external
-		view
-		returns (bool)
-	{
-		require(false, stub_error);
-		interfaceID;
-		return true;
-	}
-}
-
-// Selector: 15cc740e
-contract Collection is Dummy, ERC165 {
-	// Selector: setSponsor(address) 59753fb1
-	function setSponsor(address sponsor) public view {
-		require(false, stub_error);
-		sponsor;
-		dummy;
-	}
-
-	// Selector: confirmSponsorship() c8c6a056
-	function confirmSponsorship() public view {
-		require(false, stub_error);
-		dummy;
-	}
-
-	// Selector: setLimits(string) 72cb345d
-	function setLimits(string memory limitsJson) public view {
-		require(false, stub_error);
-		limitsJson;
-		dummy;
-	}
-
-	// Selector: contractAddress() f6b4dfb4
-	function contractAddress() public view returns (address) {
-		require(false, stub_error);
-		dummy;
-		return 0x0000000000000000000000000000000000000000;
-	}
-}
modifiedruntime/opal/src/lib.rsdiffbeforeafterboth
--- a/runtime/opal/src/lib.rs
+++ b/runtime/opal/src/lib.rs
@@ -307,7 +307,6 @@
 		pallet_evm_migration::OnMethodCall<Self>,
 		pallet_evm_contract_helpers::HelpersOnMethodCall<Self>,
 		CollectionDispatchT<Self>,
-		evm_collection::CollectionOnMethodCall<Self>,
 		evm_collection::CollectionHelperOnMethodCall<Self>,
 	);
 	type OnCreate = pallet_evm_contract_helpers::HelpersOnCreate<Self>;
modifiedruntime/quartz/src/lib.rsdiffbeforeafterboth
--- a/runtime/quartz/src/lib.rs
+++ b/runtime/quartz/src/lib.rs
@@ -286,7 +286,6 @@
 		pallet_evm_migration::OnMethodCall<Self>,
 		pallet_evm_contract_helpers::HelpersOnMethodCall<Self>,
 		CollectionDispatchT<Self>,
-		evm_collection::CollectionOnMethodCall<Self>,
 		evm_collection::CollectionHelperOnMethodCall<Self>,
 	);
 	type OnCreate = pallet_evm_contract_helpers::HelpersOnCreate<Self>;
modifiedruntime/unique/src/lib.rsdiffbeforeafterboth
--- a/runtime/unique/src/lib.rs
+++ b/runtime/unique/src/lib.rs
@@ -291,7 +291,6 @@
 		pallet_evm_migration::OnMethodCall<Self>,
 		pallet_evm_contract_helpers::HelpersOnMethodCall<Self>,
 		CollectionDispatchT<Self>,
-		evm_collection::CollectionOnMethodCall<Self>,
 		evm_collection::CollectionHelperOnMethodCall<Self>,
 	);
 	type OnCreate = pallet_evm_contract_helpers::HelpersOnCreate<Self>;
modifiedtests/src/eth/api/UniqueNFT.soldiffbeforeafterboth
--- a/tests/src/eth/api/UniqueNFT.sol
+++ b/tests/src/eth/api/UniqueNFT.sol
@@ -42,6 +42,36 @@
 	event MintingFinished();
 }
 
+// Selector: 38e33c60
+interface Collection is Dummy, ERC165 {
+	// Selector: setCollectionProperty(string,bytes) 2f073f66
+	function setCollectionProperty(string memory key, bytes memory value)
+		external;
+
+	// Selector: deleteCollectionProperty(string) 7b7debce
+	function deleteCollectionProperty(string memory key) external;
+
+	// Throws error if key not found
+	//
+	// Selector: collectionProperty(string) cf24fd6d
+	function collectionProperty(string memory key)
+		external
+		view
+		returns (bytes memory);
+
+	// Selector: ethSetSponsor(address) 8f9af356
+	function ethSetSponsor(address sponsor) external;
+
+	// Selector: ethConfirmSponsorship() a8580d1a
+	function ethConfirmSponsorship() external;
+
+	// Selector: setLimits(string) 72cb345d
+	function setLimits(string memory limitsJson) external view;
+
+	// Selector: contractAddress() f6b4dfb4
+	function contractAddress() external view returns (address);
+}
+
 // Selector: 41369377
 interface TokenProperties is Dummy, ERC165 {
 	// Selector: setTokenPropertyPermission(string,bool,bool,bool) 222d97fa
@@ -191,24 +221,6 @@
 	function totalSupply() external view returns (uint256);
 }
 
-// Selector: 9b5e29c5
-interface CollectionProperties is Dummy, ERC165 {
-	// Selector: setCollectionProperty(string,bytes) 2f073f66
-	function setCollectionProperty(string memory key, bytes memory value)
-		external;
-
-	// Selector: deleteCollectionProperty(string) 7b7debce
-	function deleteCollectionProperty(string memory key) external;
-
-	// Throws error if key not found
-	//
-	// Selector: collectionProperty(string) cf24fd6d
-	function collectionProperty(string memory key)
-		external
-		view
-		returns (bytes memory);
-}
-
 // Selector: d74d154f
 interface ERC721UniqueExtensions is Dummy, ERC165 {
 	// Selector: transfer(address,uint256) a9059cbb
@@ -240,6 +252,6 @@
 	ERC721UniqueExtensions,
 	ERC721Mintable,
 	ERC721Burnable,
-	CollectionProperties,
+	Collection,
 	TokenProperties
 {}
deletedtests/src/eth/collectionAbi.jsondiffbeforeafterboth
--- a/tests/src/eth/collectionAbi.json
+++ /dev/null
@@ -1,43 +0,0 @@
-[
-  {
-    "inputs": [],
-    "name": "confirmSponsorship",
-    "outputs": [],
-    "stateMutability": "view",
-    "type": "function"
-  },
-  {
-    "inputs": [],
-    "name": "contractAddress",
-    "outputs": [{ "internalType": "address", "name": "", "type": "address" }],
-    "stateMutability": "view",
-    "type": "function"
-  },
-  {
-    "inputs": [
-      { "internalType": "string", "name": "limitsJson", "type": "string" }
-    ],
-    "name": "setLimits",
-    "outputs": [],
-    "stateMutability": "view",
-    "type": "function"
-  },
-  {
-    "inputs": [
-      { "internalType": "address", "name": "sponsor", "type": "address" }
-    ],
-    "name": "setSponsor",
-    "outputs": [],
-    "stateMutability": "view",
-    "type": "function"
-  },
-  {
-    "inputs": [
-      { "internalType": "bytes4", "name": "interfaceID", "type": "bytes4" }
-    ],
-    "name": "supportsInterface",
-    "outputs": [{ "internalType": "bool", "name": "", "type": "bool" }],
-    "stateMutability": "view",
-    "type": "function"
-  }
-]
modifiedtests/src/eth/createCollection.test.tsdiffbeforeafterboth
--- a/tests/src/eth/createCollection.test.ts
+++ b/tests/src/eth/createCollection.test.ts
@@ -88,13 +88,13 @@
     const {collectionIdAddress, collectionId} = await getCollectionAddressFromResult(api, result);
     const sponsor = await createEthAccountWithBalance(api, web3);
     const collectionEvm = evmCollection(web3, owner, collectionIdAddress);
-    result = await collectionEvm.methods.setSponsor(sponsor).send();
+    result = await collectionEvm.methods.ethSetSponsor(sponsor).send();
     let collectionSub = (await getDetailedCollectionInfo(api, collectionId))!;
     expect(collectionSub.sponsorship.isUnconfirmed).to.be.true;
     expect(collectionSub.sponsorship.asUnconfirmed.toHuman()).to.be.eq(evmToAddress(sponsor));
-    await expect(collectionEvm.methods.confirmSponsorship().call()).to.be.rejectedWith('Caller is not set as sponsor');
+    await expect(collectionEvm.methods.ethConfirmSponsorship().call()).to.be.rejectedWith('Caller is not set as sponsor');
     const sponsorCollection = evmCollection(web3, sponsor, collectionIdAddress);
-    await sponsorCollection.methods.confirmSponsorship().send();
+    await sponsorCollection.methods.ethConfirmSponsorship().send();
     collectionSub = (await getDetailedCollectionInfo(api, collectionId))!;
     expect(collectionSub.sponsorship.isConfirmed).to.be.true;
     expect(collectionSub.sponsorship.asConfirmed.toHuman()).to.be.eq(evmToAddress(sponsor));
modifiedtests/src/eth/nonFungibleAbi.jsondiffbeforeafterboth
--- a/tests/src/eth/nonFungibleAbi.json
+++ b/tests/src/eth/nonFungibleAbi.json
@@ -126,6 +126,13 @@
     "type": "function"
   },
   {
+    "inputs": [],
+    "name": "contractAddress",
+    "outputs": [{ "internalType": "address", "name": "", "type": "address" }],
+    "stateMutability": "view",
+    "type": "function"
+  },
+  {
     "inputs": [{ "internalType": "string", "name": "key", "type": "string" }],
     "name": "deleteCollectionProperty",
     "outputs": [],
@@ -144,6 +151,22 @@
   },
   {
     "inputs": [],
+    "name": "ethConfirmSponsorship",
+    "outputs": [],
+    "stateMutability": "nonpayable",
+    "type": "function"
+  },
+  {
+    "inputs": [
+      { "internalType": "address", "name": "sponsor", "type": "address" }
+    ],
+    "name": "ethSetSponsor",
+    "outputs": [],
+    "stateMutability": "nonpayable",
+    "type": "function"
+  },
+  {
+    "inputs": [],
     "name": "finishMinting",
     "outputs": [{ "internalType": "bool", "name": "", "type": "bool" }],
     "stateMutability": "nonpayable",
@@ -302,6 +325,15 @@
   },
   {
     "inputs": [
+      { "internalType": "string", "name": "limitsJson", "type": "string" }
+    ],
+    "name": "setLimits",
+    "outputs": [],
+    "stateMutability": "view",
+    "type": "function"
+  },
+  {
+    "inputs": [
       { "internalType": "uint256", "name": "tokenId", "type": "uint256" },
       { "internalType": "string", "name": "key", "type": "string" },
       { "internalType": "bytes", "name": "value", "type": "bytes" }
modifiedtests/src/eth/util/helpers.tsdiffbeforeafterboth
before · tests/src/eth/util/helpers.ts
1// Copyright 2019-2022 Unique Network (Gibraltar) Ltd.2// This file is part of Unique Network.34// Unique Network is free software: you can redistribute it and/or modify5// it under the terms of the GNU General Public License as published by6// the Free Software Foundation, either version 3 of the License, or7// (at your option) any later version.89// Unique Network is distributed in the hope that it will be useful,10// but WITHOUT ANY WARRANTY; without even the implied warranty of11// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the12// GNU General Public License for more details.1314// You should have received a copy of the GNU General Public License15// along with Unique Network. If not, see <http://www.gnu.org/licenses/>.1617// eslint-disable-next-line @typescript-eslint/triple-slash-reference18/// <reference path="helpers.d.ts" />1920import {ApiPromise} from '@polkadot/api';21import {addressToEvm, evmToAddress} from '@polkadot/util-crypto';22import Web3 from 'web3';23import usingApi, {submitTransactionAsync} from '../../substrate/substrate-api';24import {IKeyringPair} from '@polkadot/types/types';25import {expect} from 'chai';26import {CrossAccountId, getGenericResult, UNIQUE} from '../../util/helpers';27import * as solc from 'solc';28import config from '../../config';29import privateKey from '../../substrate/privateKey';30import contractHelpersAbi from './contractHelpersAbi.json';31import collectionAbi from '../collectionAbi.json';32import collectionHelperAbi from '../collectionHelperAbi.json';33import getBalance from '../../substrate/get-balance';34import waitNewBlocks from '../../substrate/wait-new-blocks';3536export const GAS_ARGS = {gas: 2500000};3738export enum SponsoringMode {39  Disabled = 0,40  Allowlisted = 1,41  Generous = 2,42}4344let web3Connected = false;45export async function usingWeb3<T>(cb: (web3: Web3) => Promise<T> | T): Promise<T> {46  if (web3Connected) throw new Error('do not nest usingWeb3 calls');47  web3Connected = true;4849  const provider = new Web3.providers.WebsocketProvider(config.substrateUrl);50  const web3 = new Web3(provider);5152  try {53    return await cb(web3);54  } finally {55    // provider.disconnect(3000, 'normal disconnect');56    provider.connection.close();57    web3Connected = false;58  }59}6061function encodeIntBE(v: number): number[] {62  if (v >= 0xffffffff || v < 0) throw new Error('id overflow');63  return [64    v >> 24,65    (v >> 16) & 0xff,66    (v >> 8) & 0xff,67    v & 0xff,68  ];69}7071export function collectionIdToAddress(collection: number): string {72  const buf = Buffer.from([0x17, 0xc4, 0xe6, 0x45, 0x3c, 0xc4, 0x9a, 0xaa, 0xae, 0xac, 0xa8, 0x94, 0xe6, 0xd9, 0x68, 0x3e,73    ...encodeIntBE(collection),74  ]);75  return Web3.utils.toChecksumAddress('0x' + buf.toString('hex'));76}77export function collectionIdFromAddress(address: string): number {78  if (!address.startsWith('0x'))79    throw 'address not starts with "0x"';80  if (address.length > 42)81    throw 'address length is more than 20 bytes';82  return Number('0x' + address.substring(address.length - 8));83}84  85export function normalizeAddress(address: string): string {86  return '0x' + address.substring(address.length - 40);87}8889export function tokenIdToAddress(collection: number, token: number): string {90  const buf = Buffer.from([0xf8, 0x23, 0x8c, 0xcf, 0xff, 0x8e, 0xd8, 0x87, 0x46, 0x3f, 0xd5, 0xe0,91    ...encodeIntBE(collection),92    ...encodeIntBE(token),93  ]);94  return Web3.utils.toChecksumAddress('0x' + buf.toString('hex'));95}96export function tokenIdToCross(collection: number, token: number): CrossAccountId {97  return {98    Ethereum: tokenIdToAddress(collection, token),99  };100}101102export function createEthAccount(web3: Web3) {103  const account = web3.eth.accounts.create();104  web3.eth.accounts.wallet.add(account.privateKey);105  return account.address;106}107108export async function createEthAccountWithBalance(api: ApiPromise, web3: Web3) {109  const alice = privateKey('//Alice');110  const account = createEthAccount(web3);111  await transferBalanceToEth(api, alice, account);112113  return account;114}115116export async function transferBalanceToEth(api: ApiPromise, source: IKeyringPair, target: string, amount = 1000n * UNIQUE) {117  const tx = api.tx.balances.transfer(evmToAddress(target), amount);118  const events = await submitTransactionAsync(source, tx);119  const result = getGenericResult(events);120  expect(result.success).to.be.true;121}122123export async function itWeb3(name: string, cb: (apis: { web3: Web3, api: ApiPromise }) => any, opts: { only?: boolean, skip?: boolean } = {}) {124  let i: any = it;125  if (opts.only) i = i.only;126  else if (opts.skip) i = i.skip;127  i(name, async () => {128    await usingApi(async api => {129      await usingWeb3(async web3 => {130        await cb({api, web3});131      });132    });133  });134}135itWeb3.only = (name: string, cb: (apis: { web3: Web3, api: ApiPromise }) => any) => itWeb3(name, cb, {only: true});136itWeb3.skip = (name: string, cb: (apis: { web3: Web3, api: ApiPromise }) => any) => itWeb3(name, cb, {skip: true});137138export async function generateSubstrateEthPair(web3: Web3) {139  const account = web3.eth.accounts.create();140  evmToAddress(account.address);141}142143type NormalizedEvent = {144    address: string,145    event: string,146    args: { [key: string]: string }147};148149export function normalizeEvents(events: any): NormalizedEvent[] {150  const output = [];151  for (const key of Object.keys(events)) {152    if (key.match(/^[0-9]+$/)) {153      output.push(events[key]);154    } else if (Array.isArray(events[key])) {155      output.push(...events[key]);156    } else {157      output.push(events[key]);158    }159  }160  output.sort((a, b) => a.logIndex - b.logIndex);161  return output.map(({address, event, returnValues}) => {162    const args: { [key: string]: string } = {};163    for (const key of Object.keys(returnValues)) {164      if (!key.match(/^[0-9]+$/)) {165        args[key] = returnValues[key];166      }167    }168    return {169      address,170      event,171      args,172    };173  });174}175176export async function recordEvents(contract: any, action: () => Promise<void>): Promise<NormalizedEvent[]> {177  const out: any = [];178  contract.events.allEvents((_: any, event: any) => {179    out.push(event);180  });181  await action();182  return normalizeEvents(out);183}184185export function subToEthLowercase(eth: string): string {186  const bytes = addressToEvm(eth);187  return '0x' + Buffer.from(bytes).toString('hex');188}189190export function subToEth(eth: string): string {191  return Web3.utils.toChecksumAddress(subToEthLowercase(eth));192}193194export function compileContract(name: string, src: string) {195  const out = JSON.parse(solc.compile(JSON.stringify({196    language: 'Solidity',197    sources: {198      [`${name}.sol`]: {199        content: `200          // SPDX-License-Identifier: UNLICENSED201          pragma solidity ^0.8.6;202203          ${src}204        `,205      },206    },207    settings: {208      outputSelection: {209        '*': {210          '*': ['*'],211        },212      },213    },214  }))).contracts[`${name}.sol`][name];215216  return {217    abi: out.abi,218    object: '0x' + out.evm.bytecode.object,219  };220}221222export async function deployFlipper(web3: Web3, deployer: string) {223  const compiled = compileContract('Flipper', `224    contract Flipper {225      bool value = false;226      function flip() public {227        value = !value;228      }229      function getValue() public view returns (bool) {230        return value;231      }232    }233  `);234  const flipperContract = new web3.eth.Contract(compiled.abi, undefined, {235    data: compiled.object,236    from: deployer,237    ...GAS_ARGS,238  });239  const flipper = await flipperContract.deploy({data: compiled.object}).send({from: deployer});240241  return flipper;242}243244export async function deployCollector(web3: Web3, deployer: string) {245  const compiled = compileContract('Collector', `246    contract Collector {247      uint256 collected;248      fallback() external payable {249        giveMoney();250      }251      function giveMoney() public payable {252        collected += msg.value;253      }254      function getCollected() public view returns (uint256) {255        return collected;256      }257      function getUnaccounted() public view returns (uint256) {258        return address(this).balance - collected;259      }260261      function withdraw(address payable target) public {262        target.transfer(collected);263        collected = 0;264      }265    }266  `);267  const collectorContract = new web3.eth.Contract(compiled.abi, undefined, {268    data: compiled.object,269    from: deployer,270    ...GAS_ARGS,271  });272  const collector = await collectorContract.deploy({data: compiled.object}).send({from: deployer});273274  return collector;275}276277/** 278 * pallet evm_contract_helpers279 * @param web3 280 * @param caller - eth address281 * @returns 282 */283export function contractHelpers(web3: Web3, caller: string) {284  return new web3.eth.Contract(contractHelpersAbi as any, '0x842899ECF380553E8a4de75bF534cdf6fBF64049', {from: caller, ...GAS_ARGS});285}286287/** 288 * evm collection helper289 * @param web3 290 * @param caller - eth address291 * @returns 292 */293export function evmCollectionHelper(web3: Web3, caller: string) {294  return new web3.eth.Contract(collectionHelperAbi as any, '0x6c4e9fe1ae37a41e93cee429e8e1881abdcbb54f', {from: caller, ...GAS_ARGS});295}296297/** 298 * evm collection299 * @param web3 300 * @param caller - eth address301 * @returns 302 */303export function evmCollection(web3: Web3, caller: string, collection: string) {304  return new web3.eth.Contract(collectionAbi as any, collection, {from: caller, ...GAS_ARGS});305}306307/**308 * Execute ethereum method call using substrate account309 * @param to target contract310 * @param mkTx - closure, receiving `contract.methods`, and returning method call,311 * to be used as following (assuming `to` = erc20 contract):312 * `m => m.transfer(to, amount)`313 *314 * # Example315 * ```ts316 * executeEthTxOnSub(api, alice, erc20Contract, m => m.transfer(target, amount));317 * ```318 */319export async function executeEthTxOnSub(web3: Web3, api: ApiPromise, from: IKeyringPair, to: any, mkTx: (methods: any) => any, {value = 0}: {value?: bigint | number} = { }) {320  const tx = api.tx.evm.call(321    subToEth(from.address),322    to.options.address,323    mkTx(to.methods).encodeABI(),324    value,325    GAS_ARGS.gas,326    await web3.eth.getGasPrice(),327    null,328    null,329    [],330  );331  const events = await submitTransactionAsync(from, tx);332  expect(events.some(({event: {section, method}}) => section == 'evm' && method == 'Executed')).to.be.true;333}334335export async function ethBalanceViaSub(api: ApiPromise, address: string): Promise<bigint> {336  return (await getBalance(api, [evmToAddress(address)]))[0];337}338339/**340 * Measure how much gas given closure consumes341 *342 * @param user which user balance will be checked343 */344export async function recordEthFee(api: ApiPromise, user: string, call: () => Promise<any>): Promise<bigint> {345  const before = await ethBalanceViaSub(api, user);346347  await call();348349  // In dev mode, the transaction might not finish processing in time350  await waitNewBlocks(api, 1);351  const after = await ethBalanceViaSub(api, user);352353  // Can't use .to.be.less, because chai doesn't supports bigint354  expect(after < before).to.be.true;355356  return before - after;357}358359type ElementOf<A> = A extends readonly (infer T)[] ? T : never;360// I want a fancier api, not a memory efficiency361export function* cartesian<T extends Array<Array<any>>, R extends Array<any>>(internalRest: [...R], ...args: [...T]): Generator<[...R, ...{[K in keyof T]: ElementOf<T[K]>}]> {362  if(args.length === 0) {363    yield internalRest as any;364    return;365  }366  for(const value of args[0]) {367    yield* cartesian([...internalRest, value], ...args.slice(1)) as any;368  }369}
after · tests/src/eth/util/helpers.ts
1// Copyright 2019-2022 Unique Network (Gibraltar) Ltd.2// This file is part of Unique Network.34// Unique Network is free software: you can redistribute it and/or modify5// it under the terms of the GNU General Public License as published by6// the Free Software Foundation, either version 3 of the License, or7// (at your option) any later version.89// Unique Network is distributed in the hope that it will be useful,10// but WITHOUT ANY WARRANTY; without even the implied warranty of11// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the12// GNU General Public License for more details.1314// You should have received a copy of the GNU General Public License15// along with Unique Network. If not, see <http://www.gnu.org/licenses/>.1617// eslint-disable-next-line @typescript-eslint/triple-slash-reference18/// <reference path="helpers.d.ts" />1920import {ApiPromise} from '@polkadot/api';21import {addressToEvm, evmToAddress} from '@polkadot/util-crypto';22import Web3 from 'web3';23import usingApi, {submitTransactionAsync} from '../../substrate/substrate-api';24import {IKeyringPair} from '@polkadot/types/types';25import {expect} from 'chai';26import {CrossAccountId, getGenericResult, UNIQUE} from '../../util/helpers';27import * as solc from 'solc';28import config from '../../config';29import privateKey from '../../substrate/privateKey';30import contractHelpersAbi from './contractHelpersAbi.json';31import collectionAbi from '../nonFungibleAbi.json';32import collectionHelperAbi from '../collectionHelperAbi.json';33import getBalance from '../../substrate/get-balance';34import waitNewBlocks from '../../substrate/wait-new-blocks';3536export const GAS_ARGS = {gas: 2500000};3738export enum SponsoringMode {39  Disabled = 0,40  Allowlisted = 1,41  Generous = 2,42}4344let web3Connected = false;45export async function usingWeb3<T>(cb: (web3: Web3) => Promise<T> | T): Promise<T> {46  if (web3Connected) throw new Error('do not nest usingWeb3 calls');47  web3Connected = true;4849  const provider = new Web3.providers.WebsocketProvider(config.substrateUrl);50  const web3 = new Web3(provider);5152  try {53    return await cb(web3);54  } finally {55    // provider.disconnect(3000, 'normal disconnect');56    provider.connection.close();57    web3Connected = false;58  }59}6061function encodeIntBE(v: number): number[] {62  if (v >= 0xffffffff || v < 0) throw new Error('id overflow');63  return [64    v >> 24,65    (v >> 16) & 0xff,66    (v >> 8) & 0xff,67    v & 0xff,68  ];69}7071export function collectionIdToAddress(collection: number): string {72  const buf = Buffer.from([0x17, 0xc4, 0xe6, 0x45, 0x3c, 0xc4, 0x9a, 0xaa, 0xae, 0xac, 0xa8, 0x94, 0xe6, 0xd9, 0x68, 0x3e,73    ...encodeIntBE(collection),74  ]);75  return Web3.utils.toChecksumAddress('0x' + buf.toString('hex'));76}77export function collectionIdFromAddress(address: string): number {78  if (!address.startsWith('0x'))79    throw 'address not starts with "0x"';80  if (address.length > 42)81    throw 'address length is more than 20 bytes';82  return Number('0x' + address.substring(address.length - 8));83}84  85export function normalizeAddress(address: string): string {86  return '0x' + address.substring(address.length - 40);87}8889export function tokenIdToAddress(collection: number, token: number): string {90  const buf = Buffer.from([0xf8, 0x23, 0x8c, 0xcf, 0xff, 0x8e, 0xd8, 0x87, 0x46, 0x3f, 0xd5, 0xe0,91    ...encodeIntBE(collection),92    ...encodeIntBE(token),93  ]);94  return Web3.utils.toChecksumAddress('0x' + buf.toString('hex'));95}96export function tokenIdToCross(collection: number, token: number): CrossAccountId {97  return {98    Ethereum: tokenIdToAddress(collection, token),99  };100}101102export function createEthAccount(web3: Web3) {103  const account = web3.eth.accounts.create();104  web3.eth.accounts.wallet.add(account.privateKey);105  return account.address;106}107108export async function createEthAccountWithBalance(api: ApiPromise, web3: Web3) {109  const alice = privateKey('//Alice');110  const account = createEthAccount(web3);111  await transferBalanceToEth(api, alice, account);112113  return account;114}115116export async function transferBalanceToEth(api: ApiPromise, source: IKeyringPair, target: string, amount = 1000n * UNIQUE) {117  const tx = api.tx.balances.transfer(evmToAddress(target), amount);118  const events = await submitTransactionAsync(source, tx);119  const result = getGenericResult(events);120  expect(result.success).to.be.true;121}122123export async function itWeb3(name: string, cb: (apis: { web3: Web3, api: ApiPromise }) => any, opts: { only?: boolean, skip?: boolean } = {}) {124  let i: any = it;125  if (opts.only) i = i.only;126  else if (opts.skip) i = i.skip;127  i(name, async () => {128    await usingApi(async api => {129      await usingWeb3(async web3 => {130        await cb({api, web3});131      });132    });133  });134}135itWeb3.only = (name: string, cb: (apis: { web3: Web3, api: ApiPromise }) => any) => itWeb3(name, cb, {only: true});136itWeb3.skip = (name: string, cb: (apis: { web3: Web3, api: ApiPromise }) => any) => itWeb3(name, cb, {skip: true});137138export async function generateSubstrateEthPair(web3: Web3) {139  const account = web3.eth.accounts.create();140  evmToAddress(account.address);141}142143type NormalizedEvent = {144    address: string,145    event: string,146    args: { [key: string]: string }147};148149export function normalizeEvents(events: any): NormalizedEvent[] {150  const output = [];151  for (const key of Object.keys(events)) {152    if (key.match(/^[0-9]+$/)) {153      output.push(events[key]);154    } else if (Array.isArray(events[key])) {155      output.push(...events[key]);156    } else {157      output.push(events[key]);158    }159  }160  output.sort((a, b) => a.logIndex - b.logIndex);161  return output.map(({address, event, returnValues}) => {162    const args: { [key: string]: string } = {};163    for (const key of Object.keys(returnValues)) {164      if (!key.match(/^[0-9]+$/)) {165        args[key] = returnValues[key];166      }167    }168    return {169      address,170      event,171      args,172    };173  });174}175176export async function recordEvents(contract: any, action: () => Promise<void>): Promise<NormalizedEvent[]> {177  const out: any = [];178  contract.events.allEvents((_: any, event: any) => {179    out.push(event);180  });181  await action();182  return normalizeEvents(out);183}184185export function subToEthLowercase(eth: string): string {186  const bytes = addressToEvm(eth);187  return '0x' + Buffer.from(bytes).toString('hex');188}189190export function subToEth(eth: string): string {191  return Web3.utils.toChecksumAddress(subToEthLowercase(eth));192}193194export function compileContract(name: string, src: string) {195  const out = JSON.parse(solc.compile(JSON.stringify({196    language: 'Solidity',197    sources: {198      [`${name}.sol`]: {199        content: `200          // SPDX-License-Identifier: UNLICENSED201          pragma solidity ^0.8.6;202203          ${src}204        `,205      },206    },207    settings: {208      outputSelection: {209        '*': {210          '*': ['*'],211        },212      },213    },214  }))).contracts[`${name}.sol`][name];215216  return {217    abi: out.abi,218    object: '0x' + out.evm.bytecode.object,219  };220}221222export async function deployFlipper(web3: Web3, deployer: string) {223  const compiled = compileContract('Flipper', `224    contract Flipper {225      bool value = false;226      function flip() public {227        value = !value;228      }229      function getValue() public view returns (bool) {230        return value;231      }232    }233  `);234  const flipperContract = new web3.eth.Contract(compiled.abi, undefined, {235    data: compiled.object,236    from: deployer,237    ...GAS_ARGS,238  });239  const flipper = await flipperContract.deploy({data: compiled.object}).send({from: deployer});240241  return flipper;242}243244export async function deployCollector(web3: Web3, deployer: string) {245  const compiled = compileContract('Collector', `246    contract Collector {247      uint256 collected;248      fallback() external payable {249        giveMoney();250      }251      function giveMoney() public payable {252        collected += msg.value;253      }254      function getCollected() public view returns (uint256) {255        return collected;256      }257      function getUnaccounted() public view returns (uint256) {258        return address(this).balance - collected;259      }260261      function withdraw(address payable target) public {262        target.transfer(collected);263        collected = 0;264      }265    }266  `);267  const collectorContract = new web3.eth.Contract(compiled.abi, undefined, {268    data: compiled.object,269    from: deployer,270    ...GAS_ARGS,271  });272  const collector = await collectorContract.deploy({data: compiled.object}).send({from: deployer});273274  return collector;275}276277/** 278 * pallet evm_contract_helpers279 * @param web3 280 * @param caller - eth address281 * @returns 282 */283export function contractHelpers(web3: Web3, caller: string) {284  return new web3.eth.Contract(contractHelpersAbi as any, '0x842899ECF380553E8a4de75bF534cdf6fBF64049', {from: caller, ...GAS_ARGS});285}286287/** 288 * evm collection helper289 * @param web3 290 * @param caller - eth address291 * @returns 292 */293export function evmCollectionHelper(web3: Web3, caller: string) {294  return new web3.eth.Contract(collectionHelperAbi as any, '0x6c4e9fe1ae37a41e93cee429e8e1881abdcbb54f', {from: caller, ...GAS_ARGS});295}296297/** 298 * evm collection299 * @param web3 300 * @param caller - eth address301 * @returns 302 */303export function evmCollection(web3: Web3, caller: string, collection: string) {304  return new web3.eth.Contract(collectionAbi as any, collection, {from: caller, ...GAS_ARGS});305}306307/**308 * Execute ethereum method call using substrate account309 * @param to target contract310 * @param mkTx - closure, receiving `contract.methods`, and returning method call,311 * to be used as following (assuming `to` = erc20 contract):312 * `m => m.transfer(to, amount)`313 *314 * # Example315 * ```ts316 * executeEthTxOnSub(api, alice, erc20Contract, m => m.transfer(target, amount));317 * ```318 */319export async function executeEthTxOnSub(web3: Web3, api: ApiPromise, from: IKeyringPair, to: any, mkTx: (methods: any) => any, {value = 0}: {value?: bigint | number} = { }) {320  const tx = api.tx.evm.call(321    subToEth(from.address),322    to.options.address,323    mkTx(to.methods).encodeABI(),324    value,325    GAS_ARGS.gas,326    await web3.eth.getGasPrice(),327    null,328    null,329    [],330  );331  const events = await submitTransactionAsync(from, tx);332  expect(events.some(({event: {section, method}}) => section == 'evm' && method == 'Executed')).to.be.true;333}334335export async function ethBalanceViaSub(api: ApiPromise, address: string): Promise<bigint> {336  return (await getBalance(api, [evmToAddress(address)]))[0];337}338339/**340 * Measure how much gas given closure consumes341 *342 * @param user which user balance will be checked343 */344export async function recordEthFee(api: ApiPromise, user: string, call: () => Promise<any>): Promise<bigint> {345  const before = await ethBalanceViaSub(api, user);346347  await call();348349  // In dev mode, the transaction might not finish processing in time350  await waitNewBlocks(api, 1);351  const after = await ethBalanceViaSub(api, user);352353  // Can't use .to.be.less, because chai doesn't supports bigint354  expect(after < before).to.be.true;355356  return before - after;357}358359type ElementOf<A> = A extends readonly (infer T)[] ? T : never;360// I want a fancier api, not a memory efficiency361export function* cartesian<T extends Array<Array<any>>, R extends Array<any>>(internalRest: [...R], ...args: [...T]): Generator<[...R, ...{[K in keyof T]: ElementOf<T[K]>}]> {362  if(args.length === 0) {363    yield internalRest as any;364    return;365  }366  for(const value of args[0]) {367    yield* cartesian([...internalRest, value], ...args.slice(1)) as any;368  }369}