git.delta.rocks / unique-network / refs/commits / d8467f134b10

--- a/.docker/Dockerfile-chain-dev
+++ b/.docker/Dockerfile-chain-dev
@@ -1,4 +1,4 @@
-FROM ubuntu:20.04
+FROM uniquenetwork/services:latest
 
 ARG RUST_TOOLCHAIN
 ARG NETWORK
@@ -10,10 +10,6 @@
 ENV PATH="/cargo-home/bin:$PATH"
 
 RUN echo "$NETWORK\n" && echo "$RUST_TOOLCHAIN\n"
-
-RUN apt-get update && apt-get install -y git curl libssl-dev llvm pkg-config libclang-dev clang git make cmake protobuf-compiler
-
-RUN curl https://sh.rustup.rs -sSf | sh -s -- -y --default-toolchain none
 
 RUN rustup toolchain uninstall $(rustup toolchain list) && \
     rustup toolchain install $RUST_TOOLCHAIN && \

--- a/.docker/Dockerfile-chain-dev-unit
+++ b/.docker/Dockerfile-chain-dev-unit
@@ -1,14 +1,8 @@
-FROM ubuntu:20.04
+FROM uniquenetwork/services:latest
 
 ENV DEBIAN_FRONTEND=noninteractive
-ENV TZ=Etc/UTC
-
-RUN apt-get update && apt-get install -y git curl libssl-dev llvm pkg-config libclang-dev clang git make cmake protobuf-compiler
-
 ENV CARGO_HOME="/cargo-home"
 ENV PATH="/cargo-home/bin:$PATH"
-
-RUN curl https://sh.rustup.rs -sSf | sh -s -- -y --default-toolchain none
 
 ARG RUST_TOOLCHAIN
 ARG NETWORK

--- a/.docker/Dockerfile-parachain
+++ b/.docker/Dockerfile-parachain
@@ -2,24 +2,13 @@
 FROM uniquenetwork/builder-polkadot:${POLKADOT_BUILD_BRANCH} as polkadot
 
 # ===== Rust builder =====
-FROM ubuntu:20.04 as rust-builder
-LABEL maintainer="Unique.Network"
-
+FROM uniquenetwork/services:latest as rust-builder
 ARG RUST_TOOLCHAIN=
 ENV RUST_TOOLCHAIN $RUST_TOOLCHAIN
 
 ENV CARGO_HOME="/cargo-home"
 ENV PATH="/cargo-home/bin:$PATH"
 ENV TZ=UTC
-RUN ln -snf /usr/share/zoneinfo/$TZ /etc/localtime && echo $TZ > /etc/timezone
-
-RUN apt-get update && \
-    apt-get install -y curl cmake pkg-config libssl-dev git clang protobuf-compiler && \
-    apt-get clean && \
-    rm -r /var/lib/apt/lists/*
-
-RUN curl https://sh.rustup.rs -sSf | sh -s -- -y --default-toolchain none
-
 RUN rustup toolchain uninstall $(rustup toolchain list) && \
     rustup toolchain install $RUST_TOOLCHAIN && \
     rustup default $RUST_TOOLCHAIN && \

--- a/.docker/Dockerfile-parachain-node-only
+++ b/.docker/Dockerfile-parachain-node-only
@@ -2,24 +2,13 @@
 FROM uniquenetwork/builder-polkadot:${POLKADOT_BUILD_BRANCH} as polkadot
 
 # ===== Rust builder =====
-FROM ubuntu:20.04 as rust-builder
-LABEL maintainer="Unique.Network"
+FROM uniquenetwork/services:latest as rust-builder
 
 ARG RUST_TOOLCHAIN=
-
 ENV RUST_TOOLCHAIN $RUST_TOOLCHAIN
 ENV CARGO_HOME="/cargo-home"
 ENV PATH="/cargo-home/bin:$PATH"
 ENV TZ=UTC
-RUN ln -snf /usr/share/zoneinfo/$TZ /etc/localtime && echo $TZ > /etc/timezone
-
-RUN apt-get update && \
-    apt-get install -y curl cmake pkg-config libssl-dev git clang protobuf-compiler && \
-    apt-get clean && \
-    rm -r /var/lib/apt/lists/*
-
-RUN curl https://sh.rustup.rs -sSf | sh -s -- -y --default-toolchain none
-
 RUN rustup toolchain uninstall $(rustup toolchain list) && \
     rustup toolchain install $RUST_TOOLCHAIN && \
     rustup default $RUST_TOOLCHAIN && \

--- a/.docker/Dockerfile-parachain-upgrade
+++ b/.docker/Dockerfile-parachain-upgrade
@@ -2,8 +2,7 @@
 FROM uniquenetwork/builder-polkadot:${POLKADOT_BUILD_BRANCH} as polkadot
 
 # ===== Rust builder =====
-FROM ubuntu:20.04 as rust-builder
-LABEL maintainer="Unique.Network"
+FROM uniquenetwork/services:latest as rust-builder
 
 ARG RUST_TOOLCHAIN=
 
@@ -11,15 +10,6 @@
 ENV CARGO_HOME="/cargo-home"
 ENV PATH="/cargo-home/bin:$PATH"
 ENV TZ=UTC
-RUN ln -snf /usr/share/zoneinfo/$TZ /etc/localtime && echo $TZ > /etc/timezone
-
-RUN apt-get update && \
-    apt-get install -y curl cmake pkg-config libssl-dev git clang protobuf-compiler && \
-    apt-get clean && \
-    rm -r /var/lib/apt/lists/*
-
-RUN curl https://sh.rustup.rs -sSf | sh -s -- -y --default-toolchain none
-
 RUN rustup toolchain uninstall $(rustup toolchain list) && \
     rustup toolchain install $RUST_TOOLCHAIN && \
     rustup default $RUST_TOOLCHAIN && \

--- a/.docker/Dockerfile-parachain-upgrade-data
+++ b/.docker/Dockerfile-parachain-upgrade-data
@@ -2,23 +2,13 @@
 FROM uniquenetwork/builder-polkadot:${POLKADOT_BUILD_BRANCH} as polkadot
 
 # ===== Rust builder =====
-FROM ubuntu:20.04 as rust-builder
-LABEL maintainer="Unique.Network"
-
+FROM uniquenetwork/services:latest as rust-builder
 ARG RUST_TOOLCHAIN=
 
 ENV RUST_TOOLCHAIN $RUST_TOOLCHAIN
 ENV CARGO_HOME="/cargo-home"
 ENV PATH="/cargo-home/bin:$PATH"
 ENV TZ=UTC
-RUN ln -snf /usr/share/zoneinfo/$TZ /etc/localtime && echo $TZ > /etc/timezone
-
-RUN apt-get update && \
-    apt-get install -y curl cmake pkg-config libssl-dev git clang protobuf-compiler && \
-    apt-get clean && \
-    rm -r /var/lib/apt/lists/*
-
-RUN curl https://sh.rustup.rs -sSf | sh -s -- -y --default-toolchain none
 
 RUN rustup toolchain uninstall $(rustup toolchain list) && \
     rustup toolchain install $RUST_TOOLCHAIN && \

--- a/.docker/Dockerfile-testnet.j2
+++ b/.docker/Dockerfile-testnet.j2
@@ -1,18 +1,11 @@
 # ===== Rust builder =====
-FROM ubuntu:20.04 as rust-builder
-LABEL maintainer="Unique.Network"
+FROM uniquenetwork/services:latest as rust-builder
+ARG RUST_TOOLCHAIN=
 
+ENV RUST_TOOLCHAIN $RUST_TOOLCHAIN
 ENV CARGO_HOME="/cargo-home"
 ENV PATH="/cargo-home/bin:$PATH"
 ENV TZ=UTC
-RUN ln -snf /usr/share/zoneinfo/$TZ /etc/localtime && echo $TZ > /etc/timezone
-
-RUN apt-get update && \
-    apt-get install -y curl cmake pkg-config libssl-dev git clang llvm libudev-dev protobuf-compiler && \
-    apt-get clean && \
-    rm -r /var/lib/apt/lists/*
-
-RUN curl https://sh.rustup.rs -sSf | sh -s -- -y --default-toolchain none
 
 RUN rustup toolchain uninstall $(rustup toolchain list) && \
     rustup toolchain install {{ RUST_TOOLCHAIN }} && \

--- a/.docker/Dockerfile-try-runtime
+++ b/.docker/Dockerfile-try-runtime
@@ -1,6 +1,5 @@
 # ===== Rust builder =====
-FROM ubuntu:20.04 as rust-builder
-LABEL maintainer="Unique.Network"
+FROM uniquenetwork/services:latest as rust-builder
 
 ARG RUST_TOOLCHAIN
 
@@ -8,15 +7,6 @@
 ENV CARGO_HOME="/cargo-home"
 ENV PATH="/cargo-home/bin:$PATH"
 ENV TZ=UTC
-RUN ln -snf /usr/share/zoneinfo/$TZ /etc/localtime && echo $TZ > /etc/timezone
-
-
-RUN apt-get update && \
-    apt-get install -y curl cmake pkg-config libssl-dev git clang protobuf-compiler && \
-    apt-get clean && \
-    rm -r /var/lib/apt/lists/*
-
-RUN curl https://sh.rustup.rs -sSf | sh -s -- -y --default-toolchain none
 
 RUN rustup toolchain uninstall $(rustup toolchain list) && \
     rustup toolchain install $RUST_TOOLCHAIN && \

--- a/.docker/Dockerfile-xcm.j2
+++ b/.docker/Dockerfile-xcm.j2
@@ -1,18 +1,8 @@
 # ===== Rust builder =====
-FROM ubuntu:20.04 as rust-builder
-LABEL maintainer="Unique.Network"
-
+FROM uniquenetwork/services:latest as rust-builder
 ENV CARGO_HOME="/cargo-home"
 ENV PATH="/cargo-home/bin:$PATH"
 ENV TZ=UTC
-RUN ln -snf /usr/share/zoneinfo/$TZ /etc/localtime && echo $TZ > /etc/timezone
-
-RUN apt-get update && \
-    apt-get install -y curl cmake pkg-config libssl-dev git clang llvm libudev-dev protobuf-compiler && \
-    apt-get clean && \
-    rm -r /var/lib/apt/lists/*
-
-RUN curl https://sh.rustup.rs -sSf | sh -s -- -y --default-toolchain none
 
 RUN rustup toolchain uninstall $(rustup toolchain list) && \
     rustup toolchain install {{ RUST_TOOLCHAIN }} && \

--- a/Cargo.lock
+++ b/Cargo.lock
@@ -2340,7 +2340,7 @@
 
 [[package]]
 name = "evm-coder-procedural"
-version = "0.2.2"
+version = "0.2.3"
 dependencies = [
  "Inflector",
  "hex",
@@ -2467,7 +2467,7 @@
 [[package]]
 name = "fc-consensus"
 version = "2.0.0-dev"
-source = "git+https://github.com/uniquenetwork/frontier?branch=unique-polkadot-v0.9.36#cf1894629c7df1c4dafe58aa773627a3d940da14"
+source = "git+https://github.com/uniquenetwork/frontier?branch=unique-polkadot-v0.9.36#ef8d2809ed05da0664e9b43cb87436451295b634"
 dependencies = [
  "async-trait",
  "fc-db",
@@ -2486,7 +2486,7 @@
 [[package]]
 name = "fc-db"
 version = "2.0.0-dev"
-source = "git+https://github.com/uniquenetwork/frontier?branch=unique-polkadot-v0.9.36#cf1894629c7df1c4dafe58aa773627a3d940da14"
+source = "git+https://github.com/uniquenetwork/frontier?branch=unique-polkadot-v0.9.36#ef8d2809ed05da0664e9b43cb87436451295b634"
 dependencies = [
  "fp-storage",
  "kvdb-rocksdb",
@@ -2505,7 +2505,7 @@
 [[package]]
 name = "fc-mapping-sync"
 version = "2.0.0-dev"
-source = "git+https://github.com/uniquenetwork/frontier?branch=unique-polkadot-v0.9.36#cf1894629c7df1c4dafe58aa773627a3d940da14"
+source = "git+https://github.com/uniquenetwork/frontier?branch=unique-polkadot-v0.9.36#ef8d2809ed05da0664e9b43cb87436451295b634"
 dependencies = [
  "fc-db",
  "fp-consensus",
@@ -2522,7 +2522,7 @@
 [[package]]
 name = "fc-rpc"
 version = "2.0.0-dev"
-source = "git+https://github.com/uniquenetwork/frontier?branch=unique-polkadot-v0.9.36#cf1894629c7df1c4dafe58aa773627a3d940da14"
+source = "git+https://github.com/uniquenetwork/frontier?branch=unique-polkadot-v0.9.36#ef8d2809ed05da0664e9b43cb87436451295b634"
 dependencies = [
  "ethereum 0.14.0",
  "ethereum-types 0.14.1",
@@ -2565,7 +2565,7 @@
 [[package]]
 name = "fc-rpc-core"
 version = "1.1.0-dev"
-source = "git+https://github.com/uniquenetwork/frontier?branch=unique-polkadot-v0.9.36#cf1894629c7df1c4dafe58aa773627a3d940da14"
+source = "git+https://github.com/uniquenetwork/frontier?branch=unique-polkadot-v0.9.36#ef8d2809ed05da0664e9b43cb87436451295b634"
 dependencies = [
  "ethereum 0.14.0",
  "ethereum-types 0.14.1",
@@ -2730,7 +2730,7 @@
 [[package]]
 name = "fp-consensus"
 version = "2.0.0-dev"
-source = "git+https://github.com/uniquenetwork/frontier?branch=unique-polkadot-v0.9.36#cf1894629c7df1c4dafe58aa773627a3d940da14"
+source = "git+https://github.com/uniquenetwork/frontier?branch=unique-polkadot-v0.9.36#ef8d2809ed05da0664e9b43cb87436451295b634"
 dependencies = [
  "ethereum 0.14.0",
  "parity-scale-codec 3.2.1",
@@ -2742,7 +2742,7 @@
 [[package]]
 name = "fp-ethereum"
 version = "1.0.0-dev"
-source = "git+https://github.com/uniquenetwork/frontier?branch=unique-polkadot-v0.9.36#cf1894629c7df1c4dafe58aa773627a3d940da14"
+source = "git+https://github.com/uniquenetwork/frontier?branch=unique-polkadot-v0.9.36#ef8d2809ed05da0664e9b43cb87436451295b634"
 dependencies = [
  "ethereum 0.14.0",
  "ethereum-types 0.14.1",
@@ -2757,7 +2757,7 @@
 [[package]]
 name = "fp-evm"
 version = "3.0.0-dev"
-source = "git+https://github.com/uniquenetwork/frontier?branch=unique-polkadot-v0.9.36#cf1894629c7df1c4dafe58aa773627a3d940da14"
+source = "git+https://github.com/uniquenetwork/frontier?branch=unique-polkadot-v0.9.36#ef8d2809ed05da0664e9b43cb87436451295b634"
 dependencies = [
  "evm",
  "frame-support",
@@ -2771,7 +2771,7 @@
 [[package]]
 name = "fp-evm-mapping"
 version = "0.1.0"
-source = "git+https://github.com/uniquenetwork/frontier?branch=unique-polkadot-v0.9.36#cf1894629c7df1c4dafe58aa773627a3d940da14"
+source = "git+https://github.com/uniquenetwork/frontier?branch=unique-polkadot-v0.9.36#ef8d2809ed05da0664e9b43cb87436451295b634"
 dependencies = [
  "frame-support",
  "sp-core",
@@ -2780,7 +2780,7 @@
 [[package]]
 name = "fp-rpc"
 version = "3.0.0-dev"
-source = "git+https://github.com/uniquenetwork/frontier?branch=unique-polkadot-v0.9.36#cf1894629c7df1c4dafe58aa773627a3d940da14"
+source = "git+https://github.com/uniquenetwork/frontier?branch=unique-polkadot-v0.9.36#ef8d2809ed05da0664e9b43cb87436451295b634"
 dependencies = [
  "ethereum 0.14.0",
  "ethereum-types 0.14.1",
@@ -2797,7 +2797,7 @@
 [[package]]
 name = "fp-self-contained"
 version = "1.0.0-dev"
-source = "git+https://github.com/uniquenetwork/frontier?branch=unique-polkadot-v0.9.36#cf1894629c7df1c4dafe58aa773627a3d940da14"
+source = "git+https://github.com/uniquenetwork/frontier?branch=unique-polkadot-v0.9.36#ef8d2809ed05da0664e9b43cb87436451295b634"
 dependencies = [
  "ethereum 0.14.0",
  "frame-support",
@@ -2810,7 +2810,7 @@
 [[package]]
 name = "fp-storage"
 version = "2.0.0"
-source = "git+https://github.com/uniquenetwork/frontier?branch=unique-polkadot-v0.9.36#cf1894629c7df1c4dafe58aa773627a3d940da14"
+source = "git+https://github.com/uniquenetwork/frontier?branch=unique-polkadot-v0.9.36#ef8d2809ed05da0664e9b43cb87436451295b634"
 dependencies = [
  "parity-scale-codec 3.2.1",
  "serde",
@@ -5687,7 +5687,7 @@
 [[package]]
 name = "pallet-base-fee"
 version = "1.0.0"
-source = "git+https://github.com/uniquenetwork/frontier?branch=unique-polkadot-v0.9.36#cf1894629c7df1c4dafe58aa773627a3d940da14"
+source = "git+https://github.com/uniquenetwork/frontier?branch=unique-polkadot-v0.9.36#ef8d2809ed05da0664e9b43cb87436451295b634"
 dependencies = [
  "fp-evm",
  "frame-support",
@@ -5952,7 +5952,7 @@
 [[package]]
 name = "pallet-ethereum"
 version = "4.0.0-dev"
-source = "git+https://github.com/uniquenetwork/frontier?branch=unique-polkadot-v0.9.36#cf1894629c7df1c4dafe58aa773627a3d940da14"
+source = "git+https://github.com/uniquenetwork/frontier?branch=unique-polkadot-v0.9.36#ef8d2809ed05da0664e9b43cb87436451295b634"
 dependencies = [
  "ethereum 0.14.0",
  "ethereum-types 0.14.1",
@@ -5980,7 +5980,7 @@
 [[package]]
 name = "pallet-evm"
 version = "6.0.0-dev"
-source = "git+https://github.com/uniquenetwork/frontier?branch=unique-polkadot-v0.9.36#cf1894629c7df1c4dafe58aa773627a3d940da14"
+source = "git+https://github.com/uniquenetwork/frontier?branch=unique-polkadot-v0.9.36#ef8d2809ed05da0664e9b43cb87436451295b634"
 dependencies = [
  "environmental",
  "evm",
@@ -6066,7 +6066,7 @@
 [[package]]
 name = "pallet-evm-precompile-simple"
 version = "2.0.0-dev"
-source = "git+https://github.com/uniquenetwork/frontier?branch=unique-polkadot-v0.9.36#cf1894629c7df1c4dafe58aa773627a3d940da14"
+source = "git+https://github.com/uniquenetwork/frontier?branch=unique-polkadot-v0.9.36#ef8d2809ed05da0664e9b43cb87436451295b634"
 dependencies = [
  "fp-evm",
  "ripemd",

--- a/crates/evm-coder/procedural/Cargo.toml
+++ b/crates/evm-coder/procedural/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "evm-coder-procedural"
-version = "0.2.2"
+version = "0.2.3"
 license = "GPLv3"
 edition = "2021"
 

--- a/crates/evm-coder/procedural/src/solidity_interface.rs
+++ b/crates/evm-coder/procedural/src/solidity_interface.rs
@@ -811,6 +811,13 @@
 	let list = generics_list(gen);
 	quote! { <#list> }
 }
+fn generics_stub(gen: &Generics) -> proc_macro2::TokenStream {
+	if gen.params.is_empty() {
+		return quote! {};
+	}
+	let params = (0..gen.params.len()).map(|_| quote! {()});
+	quote! {<#(#params,)*>}
+}
 fn generics_data(gen: &Generics) -> proc_macro2::TokenStream {
 	let list = generics_list(gen);
 	if gen.params.len() == 1 {
@@ -866,6 +873,7 @@
 		let generics = self.generics;
 		let gen_ref = generics_reference(&generics);
 		let gen_data = generics_data(&generics);
+		let gen_stub = generics_stub(&generics);
 		let gen_where = &generics.where_clause;
 
 		let call_sub = self
@@ -936,6 +944,12 @@
 		let solidity_events_idents = self.info.events.0.iter().map(|is| is.name.clone());
 		let docs = &self.docs;
 
+		let expect_selector = self.info.expect_selector.map(|s| {
+            quote! {
+                const _: () = assert!(#s == u32::from_be_bytes(<#call_name #gen_stub>::interface_id()), "selector mismatch, review contained function selectors");
+            }
+        });
+
 		quote! {
 			#(
 				const _: ::core::marker::PhantomData<#solidity_events_idents> = ::core::marker::PhantomData;
@@ -952,12 +966,15 @@
 					#call_sub,
 				)*
 			}
+
+			#expect_selector
+
 			impl #gen_ref #call_name #gen_ref {
 				#(
 					#consts
 				)*
 				/// Return this call ERC165 selector
-				pub fn interface_id() -> ::evm_coder::types::bytes4 {
+				pub const fn interface_id() -> ::evm_coder::types::bytes4 {
 					let mut interface_id = 0;
 					#(#interface_id)*
 					#(#inline_interface_id)*

--- a/crates/evm-coder/procedural/src/to_log.rs
+++ b/crates/evm-coder/procedural/src/to_log.rs
@@ -16,7 +16,6 @@
 
 use inflector::cases;
 use syn::{Data, DeriveInput, Field, Fields, Ident, Variant, spanned::Spanned};
-use std::fmt::Write;
 use quote::quote;
 
 use crate::{parse_ident_from_path, parse_ident_from_type, snake_ident_to_screaming};
@@ -61,13 +60,13 @@
 	name: Ident,
 	name_screaming: Ident,
 	fields: Vec<EventField>,
-	selector: [u8; 32],
-	selector_str: String,
+	selector: proc_macro2::TokenStream,
 }
 
 impl Event {
 	fn try_from(variant: &Variant) -> syn::Result<Self> {
 		let name = &variant.ident;
+		let name_lit = proc_macro2::Literal::string(name.to_string().as_str());
 		let name_screaming = snake_ident_to_screaming(name);
 
 		let named = match &variant.fields {
@@ -89,22 +88,40 @@
 				"events can have at most 4 indexed fields (1 indexed field is reserved for event signature)"
 			));
 		}
-		let mut selector_str = format!("{}(", name);
-		for (i, arg) in fields.iter().enumerate() {
-			if i != 0 {
-				write!(selector_str, ",").unwrap();
+
+		let args = fields.iter().map(|f| {
+			let ty = &f.ty;
+			quote! {nameof(<#ty as ::evm_coder::abi::AbiType>::SIGNATURE) fixed(",")}
+		});
+		// Remove trailing comma
+		let shift = (!fields.is_empty()).then(|| quote! {shift_left(1)});
+
+		let signature = quote! { ::evm_coder::make_signature!(new fixed(#name_lit) fixed("(") #(#args)* #shift fixed(")")) };
+		let selector = quote! {
+			{
+				let signature = #signature;
+				let mut sum = ::evm_coder::sha3_const::Keccak256::new();
+				let mut pos = 0;
+				while pos < signature.len {
+					sum = sum.update(&[signature.data[pos]; 1]);
+					pos += 1;
+				}
+				let a = sum.finalize();
+				let mut selector_bytes = [0; 32];
+				let mut i = 0;
+				while i != 32 {
+					selector_bytes[i] = a[i];
+					i += 1;
+				}
+				selector_bytes
 			}
-			write!(selector_str, "{}", arg.ty).unwrap();
-		}
-		selector_str.push(')');
-		let selector = crate::event_selector_str(&selector_str);
+		};
 
 		Ok(Self {
 			name: name.to_owned(),
 			name_screaming,
 			fields,
 			selector,
-			selector_str,
 		})
 	}
 
@@ -133,14 +150,10 @@
 
 	fn expand_consts(&self) -> proc_macro2::TokenStream {
 		let name_screaming = &self.name_screaming;
-		let selector_str = &self.selector_str;
 		let selector = &self.selector;
 
 		quote! {
-			#[doc = #selector_str]
-			const #name_screaming: [u8; 32] = [#(
-				#selector,
-			)*];
+			const #name_screaming: [u8; 32] = #selector;
 		}
 	}
 

--- a/node/cli/src/chain_spec.rs
+++ b/node/cli/src/chain_spec.rs
@@ -143,7 +143,7 @@
 	AccountPublic::from(get_from_seed::<TPublic>(seed)).into_account()
 }
 
-#[cfg(feature = "quartz-runtime")]
+#[cfg(not(feature = "unique-runtime"))]
 macro_rules! testnet_genesis {
 	(
 		$runtime:path,
@@ -207,7 +207,7 @@
 	}};
 }
 
-#[cfg(not(feature = "quartz-runtime"))]
+#[cfg(feature = "unique-runtime")]
 macro_rules! testnet_genesis {
 	(
 		$runtime:path,

--- a/pallets/common/src/benchmarking.rs
+++ b/pallets/common/src/benchmarking.rs
@@ -176,7 +176,7 @@
 			key: property_key(p as usize),
 			value: property_value(),
 		}).collect::<Vec<_>>();
-	}: {<Pallet<T>>::set_collection_properties(&collection, &owner, props)?}
+	}: {<Pallet<T>>::set_collection_properties(&collection, &owner, props.into_iter())?}
 
 	delete_collection_properties {
 		let b in 0..MAX_PROPERTIES_PER_ITEM;
@@ -188,7 +188,7 @@
 			key: property_key(p as usize),
 			value: property_value(),
 		}).collect::<Vec<_>>();
-		<Pallet<T>>::set_collection_properties(&collection, &owner, props)?;
+		<Pallet<T>>::set_collection_properties(&collection, &owner, props.into_iter())?;
 		let to_delete = (0..b).map(|p| property_key(p as usize)).collect::<Vec<_>>();
-	}: {<Pallet<T>>::delete_collection_properties(&collection, &owner, to_delete)?}
+	}: {<Pallet<T>>::delete_collection_properties(&collection, &owner, to_delete.into_iter())?}
 }

--- a/pallets/common/src/lib.rs
+++ b/pallets/common/src/lib.rs
@@ -390,8 +390,10 @@
 		Ok(())
 	}
 
-	/// Return **true** if `user` was not allowed to have tokens, and he can ignore such restrictions.
-	pub fn ignores_allowance(&self, user: &T::CrossAccountId) -> bool {
+	/// Returns **true** if
+	/// * the `user`is a collection owner or admin
+	/// * the collection limits allow the owner/admins to transfer/burn any collection token
+	pub fn ignores_token_restrictions(&self, user: &T::CrossAccountId) -> bool {
 		self.limits.owner_can_transfer() && self.is_owner_or_admin(user)
 	}
 
@@ -1198,6 +1200,58 @@
 		Ok(())
 	}
 
+	/// This function sets or removes a collection 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)`.
+	///
+	/// 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.
+	#[transactional]
+	fn modify_collection_properties(
+		collection: &CollectionHandle<T>,
+		sender: &T::CrossAccountId,
+		properties_updates: impl Iterator<Item = (PropertyKey, Option<PropertyValue>)>,
+	) -> DispatchResult {
+		collection.check_is_owner_or_admin(sender)?;
+
+		let mut stored_properties = <CollectionProperties<T>>::get(collection.id);
+
+		for (key, value) in properties_updates {
+			match value {
+				Some(value) => {
+					stored_properties
+						.try_set(key.clone(), value)
+						.map_err(<Error<T>>::from)?;
+
+					Self::deposit_event(Event::CollectionPropertySet(collection.id, key));
+					<PalletEvm<T>>::deposit_log(
+						erc::CollectionHelpersEvents::CollectionChanged {
+							collection_id: eth::collection_id_to_address(collection.id),
+						}
+						.to_log(T::ContractAddress::get()),
+					);
+				}
+				None => {
+					stored_properties.remove(&key).map_err(<Error<T>>::from)?;
+
+					Self::deposit_event(Event::CollectionPropertyDeleted(collection.id, key));
+					<PalletEvm<T>>::deposit_log(
+						erc::CollectionHelpersEvents::CollectionChanged {
+							collection_id: eth::collection_id_to_address(collection.id),
+						}
+						.to_log(T::ContractAddress::get()),
+					);
+				}
+			}
+		}
+
+		<CollectionProperties<T>>::set(collection.id, stored_properties);
+
+		Ok(())
+	}
+
 	/// Set collection property.
 	///
 	/// * `collection` - Collection handler.
@@ -1208,23 +1262,7 @@
 		sender: &T::CrossAccountId,
 		property: Property,
 	) -> DispatchResult {
-		collection.check_is_owner_or_admin(sender)?;
-
-		CollectionProperties::<T>::try_mutate(collection.id, |properties| {
-			let property = property.clone();
-			properties.try_set(property.key, property.value)
-		})
-		.map_err(<Error<T>>::from)?;
-
-		Self::deposit_event(Event::CollectionPropertySet(collection.id, property.key));
-		<PalletEvm<T>>::deposit_log(
-			erc::CollectionHelpersEvents::CollectionChanged {
-				collection_id: eth::collection_id_to_address(collection.id),
-			}
-			.to_log(T::ContractAddress::get()),
-		);
-
-		Ok(())
+		Self::set_collection_properties(collection, sender, [property].into_iter())
 	}
 
 	/// Set a scoped collection property, where the scope is a special prefix
@@ -1270,17 +1308,16 @@
 	/// * `collection` - Collection handler.
 	/// * `sender` - The owner or administrator of the collection.
 	/// * `properties` - The properties to set.
-	#[transactional]
 	pub fn set_collection_properties(
 		collection: &CollectionHandle<T>,
 		sender: &T::CrossAccountId,
-		properties: Vec<Property>,
+		properties: impl Iterator<Item = Property>,
 	) -> DispatchResult {
-		for property in properties {
-			Self::set_collection_property(collection, sender, property)?;
-		}
-
-		Ok(())
+		Self::modify_collection_properties(
+			collection,
+			sender,
+			properties.map(|property| (property.key, Some(property.value))),
+		)
 	}
 
 	/// Delete collection property.
@@ -1293,25 +1330,7 @@
 		sender: &T::CrossAccountId,
 		property_key: PropertyKey,
 	) -> DispatchResult {
-		collection.check_is_owner_or_admin(sender)?;
-
-		CollectionProperties::<T>::try_mutate(collection.id, |properties| {
-			properties.remove(&property_key)
-		})
-		.map_err(<Error<T>>::from)?;
-
-		Self::deposit_event(Event::CollectionPropertyDeleted(
-			collection.id,
-			property_key,
-		));
-		<PalletEvm<T>>::deposit_log(
-			erc::CollectionHelpersEvents::CollectionChanged {
-				collection_id: eth::collection_id_to_address(collection.id),
-			}
-			.to_log(T::ContractAddress::get()),
-		);
-
-		Ok(())
+		Self::delete_collection_properties(collection, sender, [property_key].into_iter())
 	}
 
 	/// Delete collection properties.
@@ -1319,17 +1338,12 @@
 	/// * `collection` - Collection handler.
 	/// * `sender` - The owner or administrator of the collection.
 	/// * `properties` - The properties to delete.
-	#[transactional]
 	pub fn delete_collection_properties(
 		collection: &CollectionHandle<T>,
 		sender: &T::CrossAccountId,
-		property_keys: Vec<PropertyKey>,
+		property_keys: impl Iterator<Item = PropertyKey>,
 	) -> DispatchResult {
-		for key in property_keys {
-			Self::delete_collection_property(collection, sender, key)?;
-		}
-
-		Ok(())
+		Self::modify_collection_properties(collection, sender, property_keys.map(|key| (key, None)))
 	}
 
 	/// Set collection propetry permission without any checks.

--- a/pallets/fungible/src/lib.rs
+++ b/pallets/fungible/src/lib.rs
@@ -266,7 +266,7 @@
 		sender: &T::CrossAccountId,
 		properties: Vec<Property>,
 	) -> DispatchResult {
-		<PalletCommon<T>>::set_collection_properties(collection, sender, properties)
+		<PalletCommon<T>>::set_collection_properties(collection, sender, properties.into_iter())
 	}
 
 	/// Delete properties of the collection, associated with the provided keys.
@@ -275,7 +275,11 @@
 		sender: &T::CrossAccountId,
 		property_keys: Vec<PropertyKey>,
 	) -> DispatchResult {
-		<PalletCommon<T>>::delete_collection_properties(collection, sender, property_keys)
+		<PalletCommon<T>>::delete_collection_properties(
+			collection,
+			sender,
+			property_keys.into_iter(),
+		)
 	}
 
 	/// Checks if collection has tokens. Return `true` if it has.
@@ -673,8 +677,14 @@
 			// `from`, `to` checked in [`transfer`]
 			collection.check_allowlist(spender)?;
 		}
+
+		if collection.ignores_token_restrictions(spender) {
+			return Ok(Self::compute_allowance_decrease(
+				collection, from, spender, amount,
+			));
+		}
+
 		if let Some(source) = T::CrossTokenAddressMapping::address_to_token(from) {
-			// TODO: should collection owner be allowed to perform this transfer?
 			ensure!(
 				<PalletStructure<T>>::check_indirectly_owned(
 					spender.clone(),
@@ -687,17 +697,24 @@
 			);
 			return Ok(None);
 		}
-		let allowance = <Allowance<T>>::get((collection.id, from, spender)).checked_sub(amount);
-		if allowance.is_none() {
-			ensure!(
-				collection.ignores_allowance(spender),
-				<CommonError<T>>::ApprovedValueTooLow
-			);
-		}
 
+		let allowance = Self::compute_allowance_decrease(collection, from, spender, amount);
+		ensure!(allowance.is_some(), <CommonError<T>>::ApprovedValueTooLow);
+
 		Ok(allowance)
 	}
 
+	/// Returns `Some(amount)` if the `spender` have allowance to spend this amount.
+	/// Otherwise, it returns `None`.
+	fn compute_allowance_decrease(
+		collection: &FungibleHandle<T>,
+		from: &T::CrossAccountId,
+		spender: &T::CrossAccountId,
+		amount: u128,
+	) -> Option<u128> {
+		<Allowance<T>>::get((collection.id, from, spender)).checked_sub(amount)
+	}
+
 	/// Transfer fungible tokens from one account to another.
 	/// Same as the [`transfer`][`Pallet::transfer`] but spender doesn't needs to be an owner of the token pieces.
 	/// The owner should set allowance for the spender to transfer pieces.

--- a/pallets/nonfungible/src/erc.rs
+++ b/pallets/nonfungible/src/erc.rs
@@ -524,11 +524,6 @@
 
 		Ok(<Pallet<T>>::allowance_for_all(self, &owner, &operator))
 	}
-
-	/// @notice Returns collection helper contract address
-	fn collection_helper_address(&self) -> Result<address> {
-		Ok(T::ContractAddress::get())
-	}
 }
 
 /// @title ERC721 Token that can be irreversibly burned (destroyed).
@@ -1058,6 +1053,11 @@
 
 		Ok(token_id.into())
 	}
+
+	/// @notice Returns collection helper contract address
+	fn collection_helper_address(&self) -> Result<address> {
+		Ok(T::ContractAddress::get())
+	}
 }
 
 #[solidity_interface(

--- a/pallets/nonfungible/src/lib.rs
+++ b/pallets/nonfungible/src/lib.rs
@@ -577,20 +577,29 @@
 		})
 	}
 
-	/// Batch operation to add, edit or remove properties for the token
-	///
-	/// All affected properties should have mutable permission and sender should have
-	/// permission to edit those properties.
+	/// 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.
+	/// - `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.
 	#[transactional]
 	fn modify_token_properties(
 		collection: &NonfungibleHandle<T>,
 		sender: &T::CrossAccountId,
 		token_id: TokenId,
-		properties: impl Iterator<Item = (PropertyKey, Option<PropertyValue>)>,
+		properties_updates: impl Iterator<Item = (PropertyKey, Option<PropertyValue>)>,
 		is_token_create: bool,
 		nesting_budget: &dyn Budget,
 	) -> DispatchResult {
@@ -614,15 +623,16 @@
 			})
 		};
 
-		for (key, value) in properties {
-			let permission = <PalletCommon<T>>::property_permissions(collection.id)
+		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 = TokenProperties::<T>::get((collection.id, token_id))
-				.get(&key)
-				.is_some();
+			let is_property_exists = stored_properties.get(&key).is_some();
 
 			match permission {
 				PropertyPermission { mutable: false, .. } if is_property_exists => {
@@ -649,10 +659,9 @@
 
 			match value {
 				Some(value) => {
-					<TokenProperties<T>>::try_mutate((collection.id, token_id), |properties| {
-						properties.try_set(key.clone(), value)
-					})
-					.map_err(<CommonError<T>>::from)?;
+					stored_properties
+						.try_set(key.clone(), value)
+						.map_err(<CommonError<T>>::from)?;
 
 					<PalletCommon<T>>::deposit_event(CommonEvent::TokenPropertySet(
 						collection.id,
@@ -661,10 +670,9 @@
 					));
 				}
 				None => {
-					<TokenProperties<T>>::try_mutate((collection.id, token_id), |properties| {
-						properties.remove(&key)
-					})
-					.map_err(<CommonError<T>>::from)?;
+					stored_properties
+						.remove(&key)
+						.map_err(<CommonError<T>>::from)?;
 
 					<PalletCommon<T>>::deposit_event(CommonEvent::TokenPropertyDeleted(
 						collection.id,
@@ -683,6 +691,8 @@
 			);
 		}
 
+		<TokenProperties<T>>::set((collection.id, token_id), stored_properties);
+
 		Ok(())
 	}
 
@@ -784,7 +794,7 @@
 		sender: &T::CrossAccountId,
 		properties: Vec<Property>,
 	) -> DispatchResult {
-		<PalletCommon<T>>::set_collection_properties(collection, sender, properties)
+		<PalletCommon<T>>::set_collection_properties(collection, sender, properties.into_iter())
 	}
 
 	/// Remove properties from the collection
@@ -793,7 +803,11 @@
 		sender: &T::CrossAccountId,
 		property_keys: Vec<PropertyKey>,
 	) -> DispatchResult {
-		<PalletCommon<T>>::delete_collection_properties(collection, sender, property_keys)
+		<PalletCommon<T>>::delete_collection_properties(
+			collection,
+			sender,
+			property_keys.into_iter(),
+		)
 	}
 
 	/// Set property permissions for the token.
@@ -1232,7 +1246,7 @@
 			collection.check_allowlist(spender)?;
 		}
 
-		if collection.limits.owner_can_transfer() && collection.is_owner_or_admin(spender) {
+		if collection.ignores_token_restrictions(spender) {
 			return Ok(());
 		}
 
@@ -1255,11 +1269,8 @@
 		if <CollectionAllowance<T>>::get((collection.id, from, spender)) {
 			return Ok(());
 		}
-		ensure!(
-			collection.ignores_allowance(spender),
-			<CommonError<T>>::ApprovedValueTooLow
-		);
-		Ok(())
+
+		Err(<CommonError<T>>::ApprovedValueTooLow.into())
 	}
 
 	/// Transfer NFT token from one account to another.

binary blob — no preview

--- a/pallets/nonfungible/src/stubs/UniqueNFT.sol
+++ b/pallets/nonfungible/src/stubs/UniqueNFT.sol
@@ -785,7 +785,7 @@
 }
 
 /// @title Unique extensions for ERC721.
-/// @dev the ERC-165 identifier for this interface is 0x0e48fdb4
+/// @dev the ERC-165 identifier for this interface is 0x16de3152
 contract ERC721UniqueExtensions is Dummy, ERC165 {
 	/// @notice A descriptive name for a collection of NFTs in this contract
 	/// @dev EVM selector for this function is: 0x06fdde03,
@@ -986,6 +986,15 @@
 		dummy = 0;
 		return 0;
 	}
+
+	/// @notice Returns collection helper contract address
+	/// @dev EVM selector for this function is: 0x1896cce6,
+	///  or in textual repr: collectionHelperAddress()
+	function collectionHelperAddress() public view returns (address) {
+		require(false, stub_error);
+		dummy;
+		return 0x0000000000000000000000000000000000000000;
+	}
 }
 
 /// @dev anonymous struct
@@ -1043,7 +1052,7 @@
 
 /// @title ERC-721 Non-Fungible Token Standard
 /// @dev See https://github.com/ethereum/EIPs/blob/master/EIPS/eip-721.md
-/// @dev the ERC-165 identifier for this interface is 0x983a942b
+/// @dev the ERC-165 identifier for this interface is 0x80ac58cd
 contract ERC721 is Dummy, ERC165, ERC721Events {
 	/// @notice Count all NFTs assigned to an owner
 	/// @dev NFTs assigned to the zero address are considered invalid, and this
@@ -1175,15 +1184,6 @@
 		operator;
 		dummy;
 		return false;
-	}
-
-	/// @notice Returns collection helper contract address
-	/// @dev EVM selector for this function is: 0x1896cce6,
-	///  or in textual repr: collectionHelperAddress()
-	function collectionHelperAddress() public view returns (address) {
-		require(false, stub_error);
-		dummy;
-		return 0x0000000000000000000000000000000000000000;
 	}
 }
 

--- a/pallets/nonfungible/src/weights.rs
+++ b/pallets/nonfungible/src/weights.rs
@@ -184,21 +184,21 @@
 			.saturating_add(T::DbWeight::get().reads(1 as u64))
 			.saturating_add(T::DbWeight::get().writes(1 as u64))
 	}
+	// Storage: Nonfungible TokenProperties (r:1 w:1)
 	// Storage: Common CollectionPropertyPermissions (r:1 w:0)
-	// Storage: Nonfungible TokenProperties (r:1 w:1)
 	fn set_token_properties(b: u32, ) -> Weight {
-		Weight::from_ref_time(4_361_000 as u64)
-			// Standard Error: 5_349_868
-			.saturating_add(Weight::from_ref_time(637_246_356 as u64).saturating_mul(b as u64))
+		Weight::from_ref_time(31_850_484 as u64)
+			// Standard Error: 9_618
+			.saturating_add(Weight::from_ref_time(4_721_947 as u64).saturating_mul(b as u64))
 			.saturating_add(T::DbWeight::get().reads(2 as u64))
 			.saturating_add(T::DbWeight::get().writes(1 as u64))
 	}
+	// Storage: Nonfungible TokenProperties (r:1 w:1)
 	// Storage: Common CollectionPropertyPermissions (r:1 w:0)
-	// Storage: Nonfungible TokenProperties (r:1 w:1)
 	fn delete_token_properties(b: u32, ) -> Weight {
-		Weight::from_ref_time(4_489_000 as u64)
-			// Standard Error: 5_738_954
-			.saturating_add(Weight::from_ref_time(689_912_822 as u64).saturating_mul(b as u64))
+		Weight::from_ref_time(13_795_000 as u64)
+			// Standard Error: 28_239
+			.saturating_add(Weight::from_ref_time(12_840_446 as u64).saturating_mul(b as u64))
 			.saturating_add(T::DbWeight::get().reads(2 as u64))
 			.saturating_add(T::DbWeight::get().writes(1 as u64))
 	}
@@ -354,21 +354,21 @@
 			.saturating_add(RocksDbWeight::get().reads(1 as u64))
 			.saturating_add(RocksDbWeight::get().writes(1 as u64))
 	}
+	// Storage: Nonfungible TokenProperties (r:1 w:1)
 	// Storage: Common CollectionPropertyPermissions (r:1 w:0)
-	// Storage: Nonfungible TokenProperties (r:1 w:1)
 	fn set_token_properties(b: u32, ) -> Weight {
-		Weight::from_ref_time(4_361_000 as u64)
-			// Standard Error: 5_349_868
-			.saturating_add(Weight::from_ref_time(637_246_356 as u64).saturating_mul(b as u64))
+		Weight::from_ref_time(31_850_484 as u64)
+			// Standard Error: 9_618
+			.saturating_add(Weight::from_ref_time(4_721_947 as u64).saturating_mul(b as u64))
 			.saturating_add(RocksDbWeight::get().reads(2 as u64))
 			.saturating_add(RocksDbWeight::get().writes(1 as u64))
 	}
+	// Storage: Nonfungible TokenProperties (r:1 w:1)
 	// Storage: Common CollectionPropertyPermissions (r:1 w:0)
-	// Storage: Nonfungible TokenProperties (r:1 w:1)
 	fn delete_token_properties(b: u32, ) -> Weight {
-		Weight::from_ref_time(4_489_000 as u64)
-			// Standard Error: 5_738_954
-			.saturating_add(Weight::from_ref_time(689_912_822 as u64).saturating_mul(b as u64))
+		Weight::from_ref_time(13_795_000 as u64)
+			// Standard Error: 28_239
+			.saturating_add(Weight::from_ref_time(12_840_446 as u64).saturating_mul(b as u64))
 			.saturating_add(RocksDbWeight::get().reads(2 as u64))
 			.saturating_add(RocksDbWeight::get().writes(1 as u64))
 	}

--- a/pallets/refungible/src/erc.rs
+++ b/pallets/refungible/src/erc.rs
@@ -295,7 +295,9 @@
 	MintingFinished {},
 }
 
-#[solidity_interface(name = ERC721Metadata)]
+/// @title ERC-721 Non-Fungible Token Standard, optional metadata extension
+/// @dev See https://eips.ethereum.org/EIPS/eip-721
+#[solidity_interface(name = ERC721Metadata, expect_selector = 0x5b5e139f)]
 impl<T: Config> RefungibleHandle<T>
 where
 	T::AccountId: From<[u8; 32]> + AsRef<[u8; 32]>,
@@ -364,7 +366,7 @@
 
 /// @title ERC-721 Non-Fungible Token Standard, optional enumeration extension
 /// @dev See https://eips.ethereum.org/EIPS/eip-721
-#[solidity_interface(name = ERC721Enumerable)]
+#[solidity_interface(name = ERC721Enumerable, expect_selector = 0x780e9d63)]
 impl<T: Config> RefungibleHandle<T> {
 	/// @notice Enumerate valid RFTs
 	/// @param index A counter less than `totalSupply()`
@@ -391,7 +393,7 @@
 
 /// @title ERC-721 Non-Fungible Token Standard
 /// @dev See https://github.com/ethereum/EIPs/blob/master/EIPS/eip-721.md
-#[solidity_interface(name = ERC721, events(ERC721Events))]
+#[solidity_interface(name = ERC721, events(ERC721Events), expect_selector = 0x80ac58cd)]
 impl<T: Config> RefungibleHandle<T> {
 	/// @notice Count all RFTs assigned to an owner
 	/// @dev RFTs assigned to the zero address are considered invalid, and this
@@ -422,6 +424,7 @@
 	}
 
 	/// @dev Not implemented
+	#[solidity(rename_selector = "safeTransferFrom")]
 	fn safe_transfer_from_with_data(
 		&mut self,
 		_from: address,
@@ -434,6 +437,7 @@
 	}
 
 	/// @dev Not implemented
+	#[solidity(rename_selector = "safeTransferFrom")]
 	fn safe_transfer_from(
 		&mut self,
 		_from: address,
@@ -517,11 +521,6 @@
 
 		Ok(<Pallet<T>>::allowance_for_all(self, &owner, &operator))
 	}
-
-	/// @notice Returns collection helper contract address
-	fn collection_helper_address(&self) -> Result<address> {
-		Ok(T::ContractAddress::get())
-	}
 }
 
 /// Returns amount of pieces of `token` that `owner` have
@@ -1116,6 +1115,11 @@
 			token.try_into().map_err(|_| "token id overflow")?,
 		))
 	}
+
+	/// @notice Returns collection helper contract address
+	fn collection_helper_address(&self) -> Result<address> {
+		Ok(T::ContractAddress::get())
+	}
 }
 
 #[solidity_interface(

--- a/pallets/refungible/src/lib.rs
+++ b/pallets/refungible/src/lib.rs
@@ -515,12 +515,29 @@
 		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.
 	#[transactional]
 	fn modify_token_properties(
 		collection: &RefungibleHandle<T>,
 		sender: &T::CrossAccountId,
 		token_id: TokenId,
-		properties: impl Iterator<Item = (PropertyKey, Option<PropertyValue>)>,
+		properties_updates: impl Iterator<Item = (PropertyKey, Option<PropertyValue>)>,
 		is_token_create: bool,
 		nesting_budget: &dyn Budget,
 	) -> DispatchResult {
@@ -544,15 +561,16 @@
 			Ok(is_bundle_owner)
 		};
 
-		for (key, value) in properties {
-			let permission = <PalletCommon<T>>::property_permissions(collection.id)
+		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 = TokenProperties::<T>::get((collection.id, token_id))
-				.get(&key)
-				.is_some();
+			let is_property_exists = stored_properties.get(&key).is_some();
 
 			match permission {
 				PropertyPermission { mutable: false, .. } if is_property_exists => {
@@ -578,10 +596,9 @@
 
 			match value {
 				Some(value) => {
-					<TokenProperties<T>>::try_mutate((collection.id, token_id), |properties| {
-						properties.try_set(key.clone(), value)
-					})
-					.map_err(<CommonError<T>>::from)?;
+					stored_properties
+						.try_set(key.clone(), value)
+						.map_err(<CommonError<T>>::from)?;
 
 					<PalletCommon<T>>::deposit_event(CommonEvent::TokenPropertySet(
 						collection.id,
@@ -590,10 +607,9 @@
 					));
 				}
 				None => {
-					<TokenProperties<T>>::try_mutate((collection.id, token_id), |properties| {
-						properties.remove(&key)
-					})
-					.map_err(<CommonError<T>>::from)?;
+					stored_properties
+						.remove(&key)
+						.map_err(<CommonError<T>>::from)?;
 
 					<PalletCommon<T>>::deposit_event(CommonEvent::TokenPropertyDeleted(
 						collection.id,
@@ -612,6 +628,8 @@
 			);
 		}
 
+		<TokenProperties<T>>::set((collection.id, token_id), stored_properties);
+
 		Ok(())
 	}
 
@@ -1159,6 +1177,13 @@
 			// `from`, `to` checked in [`transfer`]
 			collection.check_allowlist(spender)?;
 		}
+
+		if collection.ignores_token_restrictions(spender) {
+			return Ok(Self::compute_allowance_decrease(
+				collection, token, from, &spender, amount,
+			));
+		}
+
 		if let Some(source) = T::CrossTokenAddressMapping::address_to_token(from) {
 			// TODO: should collection owner be allowed to perform this transfer?
 			ensure!(
@@ -1173,21 +1198,30 @@
 			);
 			return Ok(None);
 		}
-		let allowance =
-			<Allowance<T>>::get((collection.id, token, from, &spender)).checked_sub(amount);
 
+		let allowance = Self::compute_allowance_decrease(collection, token, from, &spender, amount);
+		if allowance.is_some() {
+			return Ok(allowance);
+		}
+
 		// Allowance (if any) would be reduced if spender is also wallet operator
 		if <CollectionAllowance<T>>::get((collection.id, from, spender)) {
 			return Ok(allowance);
 		}
 
-		if allowance.is_none() {
-			ensure!(
-				collection.ignores_allowance(spender),
-				<CommonError<T>>::ApprovedValueTooLow
-			);
-		}
-		Ok(allowance)
+		Err(<CommonError<T>>::ApprovedValueTooLow.into())
+	}
+
+	/// Returns `Some(amount)` if the `spender` have allowance to spend this amount.
+	/// Otherwise, it returns `None`.
+	fn compute_allowance_decrease(
+		collection: &RefungibleHandle<T>,
+		token: TokenId,
+		from: &T::CrossAccountId,
+		spender: &T::CrossAccountId,
+		amount: u128,
+	) -> Option<u128> {
+		<Allowance<T>>::get((collection.id, token, from, spender)).checked_sub(amount)
 	}
 
 	/// Transfer RFT token pieces from one account to another.
@@ -1353,7 +1387,7 @@
 		sender: &T::CrossAccountId,
 		properties: Vec<Property>,
 	) -> DispatchResult {
-		<PalletCommon<T>>::set_collection_properties(collection, sender, properties)
+		<PalletCommon<T>>::set_collection_properties(collection, sender, properties.into_iter())
 	}
 
 	pub fn delete_collection_properties(
@@ -1361,7 +1395,11 @@
 		sender: &T::CrossAccountId,
 		property_keys: Vec<PropertyKey>,
 	) -> DispatchResult {
-		<PalletCommon<T>>::delete_collection_properties(collection, sender, property_keys)
+		<PalletCommon<T>>::delete_collection_properties(
+			collection,
+			sender,
+			property_keys.into_iter(),
+		)
 	}
 
 	pub fn set_token_property_permissions(

binary blob — no preview

--- a/pallets/refungible/src/stubs/UniqueRefungible.sol
+++ b/pallets/refungible/src/stubs/UniqueRefungible.sol
@@ -641,6 +641,8 @@
 	TransferEnabled
 }
 
+/// @title ERC-721 Non-Fungible Token Standard, optional metadata extension
+/// @dev See https://eips.ethereum.org/EIPS/eip-721
 /// @dev the ERC-165 identifier for this interface is 0x5b5e139f
 contract ERC721Metadata is Dummy, ERC165 {
 	// /// @notice A descriptive name for a collection of NFTs in this contract
@@ -783,7 +785,7 @@
 }
 
 /// @title Unique extensions for ERC721.
-/// @dev the ERC-165 identifier for this interface is 0xabf30dc2
+/// @dev the ERC-165 identifier for this interface is 0xb365c124
 contract ERC721UniqueExtensions is Dummy, ERC165 {
 	/// @notice A descriptive name for a collection of NFTs in this contract
 	/// @dev EVM selector for this function is: 0x06fdde03,
@@ -985,6 +987,15 @@
 		dummy;
 		return 0x0000000000000000000000000000000000000000;
 	}
+
+	/// @notice Returns collection helper contract address
+	/// @dev EVM selector for this function is: 0x1896cce6,
+	///  or in textual repr: collectionHelperAddress()
+	function collectionHelperAddress() public view returns (address) {
+		require(false, stub_error);
+		dummy;
+		return 0x0000000000000000000000000000000000000000;
+	}
 }
 
 /// @dev anonymous struct
@@ -1042,7 +1053,7 @@
 
 /// @title ERC-721 Non-Fungible Token Standard
 /// @dev See https://github.com/ethereum/EIPs/blob/master/EIPS/eip-721.md
-/// @dev the ERC-165 identifier for this interface is 0x4016cd87
+/// @dev the ERC-165 identifier for this interface is 0x80ac58cd
 contract ERC721 is Dummy, ERC165, ERC721Events {
 	/// @notice Count all RFTs assigned to an owner
 	/// @dev RFTs assigned to the zero address are considered invalid, and this
@@ -1075,9 +1086,9 @@
 	}
 
 	/// @dev Not implemented
-	/// @dev EVM selector for this function is: 0x60a11672,
-	///  or in textual repr: safeTransferFromWithData(address,address,uint256,bytes)
-	function safeTransferFromWithData(
+	/// @dev EVM selector for this function is: 0xb88d4fde,
+	///  or in textual repr: safeTransferFrom(address,address,uint256,bytes)
+	function safeTransferFrom(
 		address from,
 		address to,
 		uint256 tokenId,
@@ -1172,15 +1183,6 @@
 		operator;
 		dummy;
 		return false;
-	}
-
-	/// @notice Returns collection helper contract address
-	/// @dev EVM selector for this function is: 0x1896cce6,
-	///  or in textual repr: collectionHelperAddress()
-	function collectionHelperAddress() public view returns (address) {
-		require(false, stub_error);
-		dummy;
-		return 0x0000000000000000000000000000000000000000;
 	}
 }
 

--- a/pallets/refungible/src/weights.rs
+++ b/pallets/refungible/src/weights.rs
@@ -246,21 +246,21 @@
 			.saturating_add(T::DbWeight::get().reads(1 as u64))
 			.saturating_add(T::DbWeight::get().writes(1 as u64))
 	}
+	// Storage: Refungible TokenProperties (r:1 w:1)
 	// Storage: Common CollectionPropertyPermissions (r:1 w:0)
-	// Storage: Refungible TokenProperties (r:1 w:1)
 	fn set_token_properties(b: u32, ) -> Weight {
-		Weight::from_ref_time(4_578_000 as u64)
-			// Standard Error: 5_396_287
-			.saturating_add(Weight::from_ref_time(633_314_546 as u64).saturating_mul(b as u64))
+		Weight::from_ref_time(25_518_267 as u64)
+			// Standard Error: 20_451
+			.saturating_add(Weight::from_ref_time(5_041_089 as u64).saturating_mul(b as u64))
 			.saturating_add(T::DbWeight::get().reads(2 as u64))
 			.saturating_add(T::DbWeight::get().writes(1 as u64))
 	}
+	// Storage: Refungible TokenProperties (r:1 w:1)
 	// Storage: Common CollectionPropertyPermissions (r:1 w:0)
-	// Storage: Refungible TokenProperties (r:1 w:1)
 	fn delete_token_properties(b: u32, ) -> Weight {
-		Weight::from_ref_time(4_583_000 as u64)
-			// Standard Error: 5_762_380
-			.saturating_add(Weight::from_ref_time(696_007_076 as u64).saturating_mul(b as u64))
+		Weight::from_ref_time(13_715_000 as u64)
+			// Standard Error: 28_323
+			.saturating_add(Weight::from_ref_time(13_113_351 as u64).saturating_mul(b as u64))
 			.saturating_add(T::DbWeight::get().reads(2 as u64))
 			.saturating_add(T::DbWeight::get().writes(1 as u64))
 	}
@@ -478,21 +478,21 @@
 			.saturating_add(RocksDbWeight::get().reads(1 as u64))
 			.saturating_add(RocksDbWeight::get().writes(1 as u64))
 	}
+	// Storage: Refungible TokenProperties (r:1 w:1)
 	// Storage: Common CollectionPropertyPermissions (r:1 w:0)
-	// Storage: Refungible TokenProperties (r:1 w:1)
 	fn set_token_properties(b: u32, ) -> Weight {
-		Weight::from_ref_time(4_578_000 as u64)
-			// Standard Error: 5_396_287
-			.saturating_add(Weight::from_ref_time(633_314_546 as u64).saturating_mul(b as u64))
+		Weight::from_ref_time(25_518_267 as u64)
+			// Standard Error: 20_451
+			.saturating_add(Weight::from_ref_time(5_041_089 as u64).saturating_mul(b as u64))
 			.saturating_add(RocksDbWeight::get().reads(2 as u64))
 			.saturating_add(RocksDbWeight::get().writes(1 as u64))
 	}
+	// Storage: Refungible TokenProperties (r:1 w:1)
 	// Storage: Common CollectionPropertyPermissions (r:1 w:0)
-	// Storage: Refungible TokenProperties (r:1 w:1)
 	fn delete_token_properties(b: u32, ) -> Weight {
-		Weight::from_ref_time(4_583_000 as u64)
-			// Standard Error: 5_762_380
-			.saturating_add(Weight::from_ref_time(696_007_076 as u64).saturating_mul(b as u64))
+		Weight::from_ref_time(13_715_000 as u64)
+			// Standard Error: 28_323
+			.saturating_add(Weight::from_ref_time(13_113_351 as u64).saturating_mul(b as u64))
 			.saturating_add(RocksDbWeight::get().reads(2 as u64))
 			.saturating_add(RocksDbWeight::get().writes(1 as u64))
 	}

--- a/pallets/unique/src/eth/mod.rs
+++ b/pallets/unique/src/eth/mod.rs
@@ -33,7 +33,6 @@
 };
 use pallet_evm::{account::CrossAccountId, OnMethodCall, PrecompileHandle, PrecompileResult};
 use pallet_evm_coder_substrate::{dispatch_to_evm, SubstrateRecorder, WithRecorder};
-use sp_std::vec;
 use up_data_structs::{
 	CollectionDescription, CollectionMode, CollectionName, CollectionTokenPrefix,
 	CreateCollectionData,
@@ -316,13 +315,14 @@
 			<PalletCommon<T>>::set_collection_properties(
 				&collection,
 				&caller,
-				vec![up_data_structs::Property {
+				[up_data_structs::Property {
 					key: key::base_uri(),
 					value: base_uri
 						.into_bytes()
 						.try_into()
 						.map_err(|_| "base uri is too large")?,
-				}],
+				}]
+				.into_iter(),
 			)
 			.map_err(dispatch_to_evm::<T>)?;
 		}

--- a/runtime/common/ethereum/sponsoring/refungible.rs
+++ b/runtime/common/ethereum/sponsoring/refungible.rs
@@ -139,8 +139,7 @@
 			| BalanceOf { .. }
 			| OwnerOf { .. }
 			| GetApproved { .. }
-			| IsApprovedForAll { .. }
-			| CollectionHelperAddress => None,
+			| IsApprovedForAll { .. } => None,
 
 			// Not sponsored
 			SafeTransferFromWithData { .. }
@@ -230,7 +229,8 @@
 			| CrossOwnerOf { .. }
 			| Properties { .. }
 			| NextTokenId
-			| TokenContractAddress { .. } => None,
+			| TokenContractAddress { .. }
+			| CollectionHelperAddress => None,
 
 			// Not sponsored
 			BurnFrom { .. }

--- a/runtime/common/identity.rs
+++ b/runtime/common/identity.rs
@@ -24,6 +24,9 @@
 	transaction_validity::{TransactionValidity, ValidTransaction, TransactionValidityError},
 };
 
+#[cfg(feature = "collator-selection")]
+use sp_runtime::transaction_validity::InvalidTransaction;
+
 #[derive(Debug, Encode, Decode, PartialEq, Eq, Clone, TypeInfo)]
 pub struct DisableIdentityCalls;
 

--- a/runtime/common/runtime_apis.rs
+++ b/runtime/common/runtime_apis.rs
@@ -451,7 +451,9 @@
                 }
 
                 fn account_code_at(address: H160) -> Vec<u8> {
-                    EVM::account_codes(address)
+                    use pallet_evm::OnMethodCall;
+                    <Runtime as pallet_evm::Config>::OnMethodCall::get_code(&address)
+                        .unwrap_or_else(|| EVM::account_codes(address))
                 }
 
                 fn author() -> H160 {

--- a/runtime/opal/Cargo.toml
+++ b/runtime/opal/Cargo.toml
@@ -193,6 +193,7 @@
     'refungible',
     'rmrk',
     'app-promotion',
+    'collator-selection',
     'foreign-assets',
     'pallet-test-utils',
 ]

--- a/tests/src/eth/abi/nonFungible.json
+++ b/tests/src/eth/abi/nonFungible.json
@@ -51,6 +51,12 @@
   },
   {
     "anonymous": false,
+    "inputs": [],
+    "name": "MintingFinished",
+    "type": "event"
+  },
+  {
+    "anonymous": false,
     "inputs": [
       {
         "indexed": true,
@@ -417,6 +423,13 @@
     "type": "function"
   },
   {
+    "inputs": [],
+    "name": "finishMinting",
+    "outputs": [{ "internalType": "bool", "name": "", "type": "bool" }],
+    "stateMutability": "nonpayable",
+    "type": "function"
+  },
+  {
     "inputs": [
       { "internalType": "uint256", "name": "tokenId", "type": "uint256" }
     ],
@@ -504,6 +517,13 @@
   },
   {
     "inputs": [],
+    "name": "mintingFinished",
+    "outputs": [{ "internalType": "bool", "name": "", "type": "bool" }],
+    "stateMutability": "view",
+    "type": "function"
+  },
+  {
+    "inputs": [],
     "name": "name",
     "outputs": [{ "internalType": "string", "name": "", "type": "string" }],
     "stateMutability": "view",

--- a/tests/src/eth/abi/reFungible.json
+++ b/tests/src/eth/abi/reFungible.json
@@ -51,6 +51,12 @@
   },
   {
     "anonymous": false,
+    "inputs": [],
+    "name": "MintingFinished",
+    "type": "event"
+  },
+  {
+    "anonymous": false,
     "inputs": [
       {
         "indexed": true,
@@ -399,6 +405,13 @@
     "type": "function"
   },
   {
+    "inputs": [],
+    "name": "finishMinting",
+    "outputs": [{ "internalType": "bool", "name": "", "type": "bool" }],
+    "stateMutability": "nonpayable",
+    "type": "function"
+  },
+  {
     "inputs": [
       { "internalType": "uint256", "name": "tokenId", "type": "uint256" }
     ],
@@ -486,6 +499,13 @@
   },
   {
     "inputs": [],
+    "name": "mintingFinished",
+    "outputs": [{ "internalType": "bool", "name": "", "type": "bool" }],
+    "stateMutability": "view",
+    "type": "function"
+  },
+  {
+    "inputs": [],
     "name": "name",
     "outputs": [{ "internalType": "string", "name": "", "type": "string" }],
     "stateMutability": "view",
@@ -596,7 +616,7 @@
       { "internalType": "uint256", "name": "tokenId", "type": "uint256" },
       { "internalType": "bytes", "name": "data", "type": "bytes" }
     ],
-    "name": "safeTransferFromWithData",
+    "name": "safeTransferFrom",
     "outputs": [],
     "stateMutability": "nonpayable",
     "type": "function"

--- a/tests/src/eth/abi/reFungibleToken.json
+++ b/tests/src/eth/abi/reFungibleToken.json
@@ -98,6 +98,16 @@
   },
   {
     "inputs": [
+      { "internalType": "address", "name": "from", "type": "address" },
+      { "internalType": "uint256", "name": "amount", "type": "uint256" }
+    ],
+    "name": "burnFrom",
+    "outputs": [{ "internalType": "bool", "name": "", "type": "bool" }],
+    "stateMutability": "nonpayable",
+    "type": "function"
+  },
+  {
+    "inputs": [
       {
         "components": [
           { "internalType": "address", "name": "eth", "type": "address" },

--- a/tests/src/eth/api/UniqueNFT.sol
+++ b/tests/src/eth/api/UniqueNFT.sol
@@ -536,7 +536,7 @@
 }
 
 /// @title Unique extensions for ERC721.
-/// @dev the ERC-165 identifier for this interface is 0x0e48fdb4
+/// @dev the ERC-165 identifier for this interface is 0x16de3152
 interface ERC721UniqueExtensions is Dummy, ERC165 {
 	/// @notice A descriptive name for a collection of NFTs in this contract
 	/// @dev EVM selector for this function is: 0x06fdde03,
@@ -661,6 +661,11 @@
 	/// @dev EVM selector for this function is: 0xb904db03,
 	///  or in textual repr: mintCross((address,uint256),(string,bytes)[])
 	function mintCross(CrossAddress memory to, Property[] memory properties) external returns (uint256);
+
+	/// @notice Returns collection helper contract address
+	/// @dev EVM selector for this function is: 0x1896cce6,
+	///  or in textual repr: collectionHelperAddress()
+	function collectionHelperAddress() external view returns (address);
 }
 
 /// @dev anonymous struct
@@ -703,7 +708,7 @@
 
 /// @title ERC-721 Non-Fungible Token Standard
 /// @dev See https://github.com/ethereum/EIPs/blob/master/EIPS/eip-721.md
-/// @dev the ERC-165 identifier for this interface is 0x983a942b
+/// @dev the ERC-165 identifier for this interface is 0x80ac58cd
 interface ERC721 is Dummy, ERC165, ERC721Events {
 	/// @notice Count all NFTs assigned to an owner
 	/// @dev NFTs assigned to the zero address are considered invalid, and this
@@ -786,11 +791,6 @@
 	/// @dev EVM selector for this function is: 0xe985e9c5,
 	///  or in textual repr: isApprovedForAll(address,address)
 	function isApprovedForAll(address owner, address operator) external view returns (bool);
-
-	/// @notice Returns collection helper contract address
-	/// @dev EVM selector for this function is: 0x1896cce6,
-	///  or in textual repr: collectionHelperAddress()
-	function collectionHelperAddress() external view returns (address);
 }
 
 interface UniqueNFT is

--- a/tests/src/eth/api/UniqueRefungible.sol
+++ b/tests/src/eth/api/UniqueRefungible.sol
@@ -441,6 +441,8 @@
 	TransferEnabled
 }
 
+/// @title ERC-721 Non-Fungible Token Standard, optional metadata extension
+/// @dev See https://eips.ethereum.org/EIPS/eip-721
 /// @dev the ERC-165 identifier for this interface is 0x5b5e139f
 interface ERC721Metadata is Dummy, ERC165 {
 	// /// @notice A descriptive name for a collection of NFTs in this contract
@@ -534,7 +536,7 @@
 }
 
 /// @title Unique extensions for ERC721.
-/// @dev the ERC-165 identifier for this interface is 0xabf30dc2
+/// @dev the ERC-165 identifier for this interface is 0xb365c124
 interface ERC721UniqueExtensions is Dummy, ERC165 {
 	/// @notice A descriptive name for a collection of NFTs in this contract
 	/// @dev EVM selector for this function is: 0x06fdde03,
@@ -660,6 +662,11 @@
 	/// @dev EVM selector for this function is: 0xab76fac6,
 	///  or in textual repr: tokenContractAddress(uint256)
 	function tokenContractAddress(uint256 token) external view returns (address);
+
+	/// @notice Returns collection helper contract address
+	/// @dev EVM selector for this function is: 0x1896cce6,
+	///  or in textual repr: collectionHelperAddress()
+	function collectionHelperAddress() external view returns (address);
 }
 
 /// @dev anonymous struct
@@ -702,7 +709,7 @@
 
 /// @title ERC-721 Non-Fungible Token Standard
 /// @dev See https://github.com/ethereum/EIPs/blob/master/EIPS/eip-721.md
-/// @dev the ERC-165 identifier for this interface is 0x4016cd87
+/// @dev the ERC-165 identifier for this interface is 0x80ac58cd
 interface ERC721 is Dummy, ERC165, ERC721Events {
 	/// @notice Count all RFTs assigned to an owner
 	/// @dev RFTs assigned to the zero address are considered invalid, and this
@@ -725,9 +732,9 @@
 	function ownerOf(uint256 tokenId) external view returns (address);
 
 	/// @dev Not implemented
-	/// @dev EVM selector for this function is: 0x60a11672,
-	///  or in textual repr: safeTransferFromWithData(address,address,uint256,bytes)
-	function safeTransferFromWithData(
+	/// @dev EVM selector for this function is: 0xb88d4fde,
+	///  or in textual repr: safeTransferFrom(address,address,uint256,bytes)
+	function safeTransferFrom(
 		address from,
 		address to,
 		uint256 tokenId,
@@ -783,11 +790,6 @@
 	/// @dev EVM selector for this function is: 0xe985e9c5,
 	///  or in textual repr: isApprovedForAll(address,address)
 	function isApprovedForAll(address owner, address operator) external view returns (bool);
-
-	/// @notice Returns collection helper contract address
-	/// @dev EVM selector for this function is: 0x1896cce6,
-	///  or in textual repr: collectionHelperAddress()
-	function collectionHelperAddress() external view returns (address);
 }
 
 interface UniqueRefungible is

--- a/tests/src/nesting/unnest.test.ts
+++ b/tests/src/nesting/unnest.test.ts
@@ -16,14 +16,17 @@
 
 import {IKeyringPair} from '@polkadot/types/types';
 import {expect, itSub, Pallets, usingPlaygrounds} from '../util';
+import {UniqueFTCollection, UniqueNFToken, UniqueRFToken} from '../util/playgrounds/unique';
 
 describe('Integration Test: Unnesting', () => {
   let alice: IKeyringPair;
+  let bob: IKeyringPair;
+  let charlie: IKeyringPair;
 
   before(async () => {
     await usingPlaygrounds(async (helper, privateKey) => {
       const donor = await privateKey({filename: __filename});
-      [alice] = await helper.arrange.createAccounts([50n], donor);
+      [alice, bob, charlie] = await helper.arrange.createAccounts([200n, 50n, 50n], donor);
     });
   });
 
@@ -63,6 +66,208 @@
     expect(await collectionFT.getBalance(targetToken.nestingAccount())).to.be.equal(0n);
     expect(await targetToken.getChildren()).to.be.length(0);
   });
+
+  itSub.ifWithPallets('ReFungible: allows the owner to successfully unnest a token', [Pallets.ReFungible], async ({helper}) => {
+    const collection = await helper.nft.mintCollection(alice, {permissions: {nesting: {tokenOwner: true}}});
+    const targetToken = await collection.mintToken(alice);
+
+    const collectionRFT = await helper.rft.mintCollection(alice);
+
+    // Nest and unnest
+    const token = await collectionRFT.mintToken(alice, 10n, targetToken.nestingAccount());
+    await expect(token.transferFrom(alice, targetToken.nestingAccount(), {Substrate: alice.address}, 9n), 'while unnesting').to.be.fulfilled;
+    expect(await token.getBalance({Substrate: alice.address})).to.be.equal(9n);
+    expect(await token.getBalance(targetToken.nestingAccount())).to.be.equal(1n);
+
+    // Nest and burn
+    await token.transfer(alice, targetToken.nestingAccount(), 5n);
+    await expect(token.burnFrom(alice, targetToken.nestingAccount(), 6n), 'while burning').to.be.fulfilled;
+    expect(await token.getBalance({Substrate: alice.address})).to.be.equal(4n);
+    expect(await token.getBalance(targetToken.nestingAccount())).to.be.equal(0n);
+    expect(await targetToken.getChildren()).to.be.length(0);
+  });
+
+  async function checkNestedAmountState({
+    expectedBalance,
+    childrenShouldPresent,
+    nested,
+    targetNft,
+  }: {
+    expectedBalance: bigint,
+    childrenShouldPresent: boolean,
+    nested: UniqueFTCollection | UniqueRFToken,
+    targetNft: UniqueNFToken,
+  }) {
+    const balance = await nested.getBalance(targetNft.nestingAccount());
+    expect(balance).to.be.equal(expectedBalance);
+
+    const children = await targetNft.getChildren();
+
+    if (childrenShouldPresent) {
+      expect(children[0]).to.be.deep.equal({
+        collectionId: nested.collectionId,
+        tokenId: (nested instanceof UniqueFTCollection) ? 0 : nested.tokenId,
+      });
+    } else {
+      expect(children.length).to.be.equal(0);
+    }
+  }
+
+  function ownerOrAdminUnnestCases(modes: ('ft' | 'nft' | 'rft')[]): {
+    mode: 'ft' | 'nft' | 'rft',
+    sender: string,
+    op: 'transfer' | 'burn',
+    requiredPallets: Pallets[],
+  }[] {
+    const senders = ['owner', 'admin'];
+    const ops = ['transfer', 'burn'];
+
+    const cases = [];
+    for (const mode of modes) {
+      const requiredPallets = (mode === 'rft')
+        ? [Pallets.ReFungible]
+        : [];
+
+      for (const sender of senders) {
+        for (const op of ops) {
+          cases.push({
+            mode: mode as 'ft' | 'nft' | 'rft',
+            sender,
+            op: op as 'transfer' | 'burn',
+            requiredPallets,
+          });
+        }
+      }
+    }
+
+    return cases;
+  }
+
+  ownerOrAdminUnnestCases(['ft', 'rft']).map(testCase =>
+    itSub.ifWithPallets(`[${testCase.mode}]: allows a collection ${testCase.sender} to ${testCase.op} nested token`, testCase.requiredPallets, async({helper}) => {
+      const owner = alice;
+      const admin = bob;
+
+      const unnester = (testCase.sender === 'owner')
+        ? owner
+        : admin;
+
+      const collectionNFT = await helper.nft.mintCollection(owner);
+      await collectionNFT.setPermissions(owner, {nesting: {tokenOwner: true}});
+
+      const collectionNested = await helper[testCase.mode as 'ft' | 'rft'].mintCollection(owner, {
+        limits: {
+          ownerCanTransfer: true,
+        },
+      });
+      await collectionNested.addAdmin(owner, {Substrate: admin.address});
+
+      const targetNft = await collectionNFT.mintToken(owner, {Substrate: charlie.address});
+
+      let nested: UniqueFTCollection | UniqueRFToken;
+      const totalAmount = 5n;
+      const firstUnnestAmount = 2n;
+      const restUnnestAmount = totalAmount - firstUnnestAmount;
+
+      if (collectionNested instanceof UniqueFTCollection) {
+        await collectionNested.mint(owner, totalAmount, {Substrate: charlie.address});
+        nested = collectionNested;
+      } else {
+        nested = await collectionNested.mintToken(owner, totalAmount, {Substrate: charlie.address});
+      }
+
+      // transfer/burn `amount` of nested assets by `unnester`.
+      const doOperationAndCheck = async ({
+        amount,
+        shouldBeNestedAfterOp,
+      }: {
+        amount: bigint,
+        shouldBeNestedAfterOp: boolean,
+      }) => {
+        const nestedBalanceBeforeOp = await nested.getBalance(targetNft.nestingAccount());
+
+        if (testCase.op === 'transfer') {
+          const bobBalanceBeforeOp = await nested.getBalance({Substrate: bob.address});
+
+          await nested.transferFrom(unnester, targetNft.nestingAccount(), {Substrate: bob.address}, amount);
+          expect(await nested.getBalance({Substrate: bob.address})).to.be.equal(bobBalanceBeforeOp + amount);
+        } else {
+          if (nested instanceof UniqueFTCollection) {
+            await nested.burnTokensFrom(unnester, targetNft.nestingAccount(), amount);
+          } else {
+            await nested.burnFrom(unnester, targetNft.nestingAccount(), amount);
+          }
+        }
+
+        await checkNestedAmountState({
+          expectedBalance: nestedBalanceBeforeOp - amount,
+          childrenShouldPresent: shouldBeNestedAfterOp,
+          nested,
+          targetNft,
+        });
+      };
+
+      // Initial setup: nest (fungibles/rft parts).
+      // Check NFT's balance of nested assets and NFT's children.
+      await nested.transfer(charlie, targetNft.nestingAccount(), totalAmount);
+      await checkNestedAmountState({
+        expectedBalance: totalAmount,
+        childrenShouldPresent: true,
+        nested,
+        targetNft,
+      });
+
+      // Transfer/burn only a part of nested assets.
+      // Check that NFT's balance of the nested assets correctly decreased and NFT's children are not changed.
+      await doOperationAndCheck({
+        amount: firstUnnestAmount,
+        shouldBeNestedAfterOp: true,
+      });
+
+      // Transfer/burn all remaining nested assets.
+      // Check that NFT's balance of the nested assets is 0 and NFT has no more children.
+      await doOperationAndCheck({
+        amount: restUnnestAmount,
+        shouldBeNestedAfterOp: false,
+      });
+    }));
+
+  ownerOrAdminUnnestCases(['nft']).map(testCase =>
+    itSub(`[nft]: allows a collection ${testCase.sender} to ${testCase.op} nested token`, async ({helper}) => {
+      const owner = alice;
+      const admin = bob;
+
+      const unnester = (testCase.sender === 'owner')
+        ? owner
+        : admin;
+
+      const collectionNFT = await helper.nft.mintCollection(owner);
+      await collectionNFT.setPermissions(owner, {nesting: {tokenOwner: true}});
+
+      const collectionNested = await helper.nft.mintCollection(owner, {
+        limits: {
+          ownerCanTransfer: true,
+        },
+      });
+      await collectionNested.addAdmin(owner, {Substrate: admin.address});
+
+      const targetNft = await collectionNFT.mintToken(owner, {Substrate: charlie.address});
+      const nested = await collectionNested.mintToken(owner, {Substrate: charlie.address});
+
+      await nested.transfer(charlie, targetNft.nestingAccount());
+      expect(await targetNft.getChildren()).to.be.deep.equal([{
+        collectionId: nested.collectionId,
+        tokenId: nested.tokenId,
+      }]);
+
+      if (testCase.op === 'transfer') {
+        await nested.transferFrom(unnester, targetNft.nestingAccount(), {Substrate: bob.address});
+      } else {
+        await nested.burnFrom(unnester, targetNft.nestingAccount());
+      }
+
+      expect((await targetNft.getChildren()).length).to.be.equal(0);
+    }));
 });
 
 describe('Negative Test: Unnesting', () => {