Removes Snowbridge parachain directory (#3186)

Removes the `bridges/snowbridge/parachain` directory and moves everything up to under `snowbridge` directly. We are cleaning up our local dev env after merging our crates into the polkadot-sdk. --------- Co-authored-by: claravanstaden <Cats 4 life!>
2026-07-11 19:55:50 +00:00 · 2024-02-02 19:08:36 +02:00
parent 700d5f85b7
commit 2ab3f03f0b
122 changed files with 199 additions and 529 deletions
@@ -0,0 +1,633 @@
+// SPDX-License-Identifier: Apache-2.0
+// SPDX-FileCopyrightText: 2023 Snowfork <hello@snowfork.com>
+use crate::{mock::*, *};
+use frame_support::{assert_noop, assert_ok};
+use hex_literal::hex;
+use snowbridge_core::eth;
+use sp_core::H256;
+use sp_runtime::{AccountId32, DispatchError::BadOrigin, TokenError};
+
+#[test]
+fn create_agent() {
+	new_test_ext(true).execute_with(|| {
+		let origin_para_id = 2000;
+		let origin_location = Location::new(1, [Parachain(origin_para_id)]);
+		let agent_id = make_agent_id(origin_location.clone());
+		let sovereign_account = sibling_sovereign_account::<Test>(origin_para_id.into());
+
+		// fund sovereign account of origin
+		let _ = Balances::mint_into(&sovereign_account, 10000);
+
+		assert!(!Agents::<Test>::contains_key(agent_id));
+
+		let origin = make_xcm_origin(origin_location);
+		assert_ok!(EthereumSystem::create_agent(origin));
+
+		assert!(Agents::<Test>::contains_key(agent_id));
+	});
+}
+
+#[test]
+fn test_agent_for_here() {
+	new_test_ext(true).execute_with(|| {
+		let origin_location = Location::here();
+		let agent_id = make_agent_id(origin_location);
+		assert_eq!(
+			agent_id,
+			hex!("03170a2e7597b7b7e3d84c05391d139a62b157e78786d8c082f29dcf4c111314").into(),
+		)
+	});
+}
+
+#[test]
+fn create_agent_fails_on_funds_unavailable() {
+	new_test_ext(true).execute_with(|| {
+		let origin_location = Location::new(1, [Parachain(2000)]);
+		let origin = make_xcm_origin(origin_location);
+		// Reset balance of sovereign_account to zero so to trigger the FundsUnavailable error
+		let sovereign_account = sibling_sovereign_account::<Test>(2000.into());
+		Balances::set_balance(&sovereign_account, 0);
+		assert_noop!(EthereumSystem::create_agent(origin), TokenError::FundsUnavailable);
+	});
+}
+
+#[test]
+fn create_agent_bad_origin() {
+	new_test_ext(true).execute_with(|| {
+		// relay chain location not allowed
+		assert_noop!(
+			EthereumSystem::create_agent(make_xcm_origin(Location::new(1, [],))),
+			BadOrigin,
+		);
+
+		// local account location not allowed
+		assert_noop!(
+			EthereumSystem::create_agent(make_xcm_origin(Location::new(
+				0,
+				[Junction::AccountId32 { network: None, id: [67u8; 32] }],
+			))),
+			BadOrigin,
+		);
+
+		// Signed origin not allowed
+		assert_noop!(
+			EthereumSystem::create_agent(RuntimeOrigin::signed([14; 32].into())),
+			BadOrigin
+		);
+
+		// None origin not allowed
+		assert_noop!(EthereumSystem::create_agent(RuntimeOrigin::none()), BadOrigin);
+	});
+}
+
+#[test]
+fn upgrade_as_root() {
+	new_test_ext(true).execute_with(|| {
+		let origin = RuntimeOrigin::root();
+		let address: H160 = [1_u8; 20].into();
+		let code_hash: H256 = [1_u8; 32].into();
+
+		assert_ok!(EthereumSystem::upgrade(origin, address, code_hash, None));
+
+		System::assert_last_event(RuntimeEvent::EthereumSystem(crate::Event::Upgrade {
+			impl_address: address,
+			impl_code_hash: code_hash,
+			initializer_params_hash: None,
+		}));
+	});
+}
+
+#[test]
+fn upgrade_as_signed_fails() {
+	new_test_ext(true).execute_with(|| {
+		let origin = RuntimeOrigin::signed(AccountId32::new([0; 32]));
+		let address: H160 = Default::default();
+		let code_hash: H256 = Default::default();
+
+		assert_noop!(EthereumSystem::upgrade(origin, address, code_hash, None), BadOrigin);
+	});
+}
+
+#[test]
+fn upgrade_with_params() {
+	new_test_ext(true).execute_with(|| {
+		let origin = RuntimeOrigin::root();
+		let address: H160 = [1_u8; 20].into();
+		let code_hash: H256 = [1_u8; 32].into();
+		let initializer: Option<Initializer> =
+			Some(Initializer { params: [0; 256].into(), maximum_required_gas: 10000 });
+		assert_ok!(EthereumSystem::upgrade(origin, address, code_hash, initializer));
+	});
+}
+
+#[test]
+fn set_operating_mode() {
+	new_test_ext(true).execute_with(|| {
+		let origin = RuntimeOrigin::root();
+		let mode = OperatingMode::RejectingOutboundMessages;
+
+		assert_ok!(EthereumSystem::set_operating_mode(origin, mode));
+
+		System::assert_last_event(RuntimeEvent::EthereumSystem(crate::Event::SetOperatingMode {
+			mode,
+		}));
+	});
+}
+
+#[test]
+fn set_operating_mode_as_signed_fails() {
+	new_test_ext(true).execute_with(|| {
+		let origin = RuntimeOrigin::signed([14; 32].into());
+		let mode = OperatingMode::RejectingOutboundMessages;
+
+		assert_noop!(EthereumSystem::set_operating_mode(origin, mode), BadOrigin);
+	});
+}
+
+#[test]
+fn set_pricing_parameters() {
+	new_test_ext(true).execute_with(|| {
+		let origin = RuntimeOrigin::root();
+		let mut params = Parameters::get();
+		params.rewards.local = 7;
+
+		assert_ok!(EthereumSystem::set_pricing_parameters(origin, params));
+
+		assert_eq!(PricingParameters::<Test>::get().rewards.local, 7);
+	});
+}
+
+#[test]
+fn set_pricing_parameters_as_signed_fails() {
+	new_test_ext(true).execute_with(|| {
+		let origin = RuntimeOrigin::signed([14; 32].into());
+		let params = Parameters::get();
+
+		assert_noop!(EthereumSystem::set_pricing_parameters(origin, params), BadOrigin);
+	});
+}
+
+#[test]
+fn set_pricing_parameters_invalid() {
+	new_test_ext(true).execute_with(|| {
+		let origin = RuntimeOrigin::root();
+		let mut params = Parameters::get();
+		params.rewards.local = 0;
+
+		assert_noop!(
+			EthereumSystem::set_pricing_parameters(origin.clone(), params),
+			Error::<Test>::InvalidPricingParameters
+		);
+
+		let mut params = Parameters::get();
+		params.exchange_rate = 0u128.into();
+		assert_noop!(
+			EthereumSystem::set_pricing_parameters(origin.clone(), params),
+			Error::<Test>::InvalidPricingParameters
+		);
+		params = Parameters::get();
+		params.fee_per_gas = sp_core::U256::zero();
+		assert_noop!(
+			EthereumSystem::set_pricing_parameters(origin.clone(), params),
+			Error::<Test>::InvalidPricingParameters
+		);
+		params = Parameters::get();
+		params.rewards.local = 0;
+		assert_noop!(
+			EthereumSystem::set_pricing_parameters(origin.clone(), params),
+			Error::<Test>::InvalidPricingParameters
+		);
+		params = Parameters::get();
+		params.rewards.remote = sp_core::U256::zero();
+		assert_noop!(
+			EthereumSystem::set_pricing_parameters(origin, params),
+			Error::<Test>::InvalidPricingParameters
+		);
+	});
+}
+
+#[test]
+fn set_token_transfer_fees() {
+	new_test_ext(true).execute_with(|| {
+		let origin = RuntimeOrigin::root();
+
+		assert_ok!(EthereumSystem::set_token_transfer_fees(origin, 1, 1, eth(1)));
+	});
+}
+
+#[test]
+fn set_token_transfer_fees_root_only() {
+	new_test_ext(true).execute_with(|| {
+		let origin = RuntimeOrigin::signed([14; 32].into());
+
+		assert_noop!(EthereumSystem::set_token_transfer_fees(origin, 1, 1, 1.into()), BadOrigin);
+	});
+}
+
+#[test]
+fn set_token_transfer_fees_invalid() {
+	new_test_ext(true).execute_with(|| {
+		let origin = RuntimeOrigin::root();
+
+		assert_noop!(
+			EthereumSystem::set_token_transfer_fees(origin, 0, 0, 0.into()),
+			Error::<Test>::InvalidTokenTransferFees
+		);
+	});
+}
+
+#[test]
+fn create_channel() {
+	new_test_ext(true).execute_with(|| {
+		let origin_para_id = 2000;
+		let origin_location = Location::new(1, [Parachain(origin_para_id)]);
+		let sovereign_account = sibling_sovereign_account::<Test>(origin_para_id.into());
+		let origin = make_xcm_origin(origin_location);
+
+		// fund sovereign account of origin
+		let _ = Balances::mint_into(&sovereign_account, 10000);
+
+		assert_ok!(EthereumSystem::create_agent(origin.clone()));
+		assert_ok!(EthereumSystem::create_channel(origin, OperatingMode::Normal));
+	});
+}
+
+#[test]
+fn create_channel_fail_already_exists() {
+	new_test_ext(true).execute_with(|| {
+		let origin_para_id = 2000;
+		let origin_location = Location::new(1, [Parachain(origin_para_id)]);
+		let sovereign_account = sibling_sovereign_account::<Test>(origin_para_id.into());
+		let origin = make_xcm_origin(origin_location);
+
+		// fund sovereign account of origin
+		let _ = Balances::mint_into(&sovereign_account, 10000);
+
+		assert_ok!(EthereumSystem::create_agent(origin.clone()));
+		assert_ok!(EthereumSystem::create_channel(origin.clone(), OperatingMode::Normal));
+
+		assert_noop!(
+			EthereumSystem::create_channel(origin, OperatingMode::Normal),
+			Error::<Test>::ChannelAlreadyCreated
+		);
+	});
+}
+
+#[test]
+fn create_channel_bad_origin() {
+	new_test_ext(true).execute_with(|| {
+		// relay chain location not allowed
+		assert_noop!(
+			EthereumSystem::create_channel(
+				make_xcm_origin(Location::new(1, [])),
+				OperatingMode::Normal,
+			),
+			BadOrigin,
+		);
+
+		// child of sibling location not allowed
+		assert_noop!(
+			EthereumSystem::create_channel(
+				make_xcm_origin(Location::new(
+					1,
+					[Parachain(2000), Junction::AccountId32 { network: None, id: [67u8; 32] }],
+				)),
+				OperatingMode::Normal,
+			),
+			BadOrigin,
+		);
+
+		// local account location not allowed
+		assert_noop!(
+			EthereumSystem::create_channel(
+				make_xcm_origin(Location::new(
+					0,
+					[Junction::AccountId32 { network: None, id: [67u8; 32] }],
+				)),
+				OperatingMode::Normal,
+			),
+			BadOrigin,
+		);
+
+		// Signed origin not allowed
+		assert_noop!(
+			EthereumSystem::create_channel(
+				RuntimeOrigin::signed([14; 32].into()),
+				OperatingMode::Normal,
+			),
+			BadOrigin
+		);
+
+		// None origin not allowed
+		assert_noop!(EthereumSystem::create_agent(RuntimeOrigin::none()), BadOrigin);
+	});
+}
+
+#[test]
+fn update_channel() {
+	new_test_ext(true).execute_with(|| {
+		let origin_para_id = 2000;
+		let origin_location = Location::new(1, [Parachain(origin_para_id)]);
+		let sovereign_account = sibling_sovereign_account::<Test>(origin_para_id.into());
+		let origin = make_xcm_origin(origin_location);
+
+		// First create the channel
+		let _ = Balances::mint_into(&sovereign_account, 10000);
+		assert_ok!(EthereumSystem::create_agent(origin.clone()));
+		assert_ok!(EthereumSystem::create_channel(origin.clone(), OperatingMode::Normal));
+
+		// Now try to update it
+		assert_ok!(EthereumSystem::update_channel(origin, OperatingMode::Normal));
+
+		System::assert_last_event(RuntimeEvent::EthereumSystem(crate::Event::UpdateChannel {
+			channel_id: ParaId::from(2000).into(),
+			mode: OperatingMode::Normal,
+		}));
+	});
+}
+
+#[test]
+fn update_channel_bad_origin() {
+	new_test_ext(true).execute_with(|| {
+		let mode = OperatingMode::Normal;
+
+		// relay chain location not allowed
+		assert_noop!(
+			EthereumSystem::update_channel(make_xcm_origin(Location::new(1, [])), mode,),
+			BadOrigin,
+		);
+
+		// child of sibling location not allowed
+		assert_noop!(
+			EthereumSystem::update_channel(
+				make_xcm_origin(Location::new(
+					1,
+					[Parachain(2000), Junction::AccountId32 { network: None, id: [67u8; 32] }],
+				)),
+				mode,
+			),
+			BadOrigin,
+		);
+
+		// local account location not allowed
+		assert_noop!(
+			EthereumSystem::update_channel(
+				make_xcm_origin(Location::new(
+					0,
+					[Junction::AccountId32 { network: None, id: [67u8; 32] }],
+				)),
+				mode,
+			),
+			BadOrigin,
+		);
+
+		// Signed origin not allowed
+		assert_noop!(
+			EthereumSystem::update_channel(RuntimeOrigin::signed([14; 32].into()), mode),
+			BadOrigin
+		);
+
+		// None origin not allowed
+		assert_noop!(EthereumSystem::update_channel(RuntimeOrigin::none(), mode), BadOrigin);
+	});
+}
+
+#[test]
+fn update_channel_fails_not_exist() {
+	new_test_ext(true).execute_with(|| {
+		let origin_location = Location::new(1, [Parachain(2000)]);
+		let origin = make_xcm_origin(origin_location);
+
+		// Now try to update it
+		assert_noop!(
+			EthereumSystem::update_channel(origin, OperatingMode::Normal),
+			Error::<Test>::NoChannel
+		);
+	});
+}
+
+#[test]
+fn force_update_channel() {
+	new_test_ext(true).execute_with(|| {
+		let origin_para_id = 2000;
+		let origin_location = Location::new(1, [Parachain(origin_para_id)]);
+		let sovereign_account = sibling_sovereign_account::<Test>(origin_para_id.into());
+		let origin = make_xcm_origin(origin_location);
+
+		let channel_id: ChannelId = ParaId::from(origin_para_id).into();
+
+		// First create the channel
+		let _ = Balances::mint_into(&sovereign_account, 10000);
+		assert_ok!(EthereumSystem::create_agent(origin.clone()));
+		assert_ok!(EthereumSystem::create_channel(origin.clone(), OperatingMode::Normal));
+
+		// Now try to force update it
+		let force_origin = RuntimeOrigin::root();
+		assert_ok!(EthereumSystem::force_update_channel(
+			force_origin,
+			channel_id,
+			OperatingMode::Normal,
+		));
+
+		System::assert_last_event(RuntimeEvent::EthereumSystem(crate::Event::UpdateChannel {
+			channel_id: ParaId::from(2000).into(),
+			mode: OperatingMode::Normal,
+		}));
+	});
+}
+
+#[test]
+fn force_update_channel_bad_origin() {
+	new_test_ext(true).execute_with(|| {
+		let mode = OperatingMode::Normal;
+
+		// signed origin not allowed
+		assert_noop!(
+			EthereumSystem::force_update_channel(
+				RuntimeOrigin::signed([14; 32].into()),
+				ParaId::from(1000).into(),
+				mode,
+			),
+			BadOrigin,
+		);
+	});
+}
+
+#[test]
+fn transfer_native_from_agent() {
+	new_test_ext(true).execute_with(|| {
+		let origin_location = Location::new(1, [Parachain(2000)]);
+		let origin = make_xcm_origin(origin_location.clone());
+		let recipient: H160 = [27u8; 20].into();
+		let amount = 103435;
+
+		// First create the agent and channel
+		assert_ok!(EthereumSystem::create_agent(origin.clone()));
+		assert_ok!(EthereumSystem::create_channel(origin, OperatingMode::Normal));
+
+		let origin = make_xcm_origin(origin_location.clone());
+		assert_ok!(EthereumSystem::transfer_native_from_agent(origin, recipient, amount),);
+
+		System::assert_last_event(RuntimeEvent::EthereumSystem(
+			crate::Event::TransferNativeFromAgent {
+				agent_id: make_agent_id(origin_location),
+				recipient,
+				amount,
+			},
+		));
+	});
+}
+
+#[test]
+fn force_transfer_native_from_agent() {
+	new_test_ext(true).execute_with(|| {
+		let origin = RuntimeOrigin::root();
+		let location = Location::new(1, [Parachain(2000)]);
+		let versioned_location: Box<VersionedLocation> = Box::new(location.clone().into());
+		let recipient: H160 = [27u8; 20].into();
+		let amount = 103435;
+
+		// First create the agent
+		Agents::<Test>::insert(make_agent_id(location.clone()), ());
+
+		assert_ok!(EthereumSystem::force_transfer_native_from_agent(
+			origin,
+			versioned_location,
+			recipient,
+			amount
+		),);
+
+		System::assert_last_event(RuntimeEvent::EthereumSystem(
+			crate::Event::TransferNativeFromAgent {
+				agent_id: make_agent_id(location),
+				recipient,
+				amount,
+			},
+		));
+	});
+}
+
+#[test]
+fn force_transfer_native_from_agent_bad_origin() {
+	new_test_ext(true).execute_with(|| {
+		let recipient: H160 = [27u8; 20].into();
+		let amount = 103435;
+
+		// signed origin not allowed
+		assert_noop!(
+			EthereumSystem::force_transfer_native_from_agent(
+				RuntimeOrigin::signed([14; 32].into()),
+				Box::new(
+					Location::new(
+						1,
+						[Parachain(2000), Junction::AccountId32 { network: None, id: [67u8; 32] }],
+					)
+					.into()
+				),
+				recipient,
+				amount,
+			),
+			BadOrigin,
+		);
+	});
+}
+
+// NOTE: The following tests are not actually tests and are more about obtaining location
+// conversions for devops purposes. They need to be removed here and incorporated into a command
+// line utility.
+
+#[test]
+fn charge_fee_for_create_agent() {
+	new_test_ext(true).execute_with(|| {
+		let para_id: u32 = TestParaId::get();
+		let origin_location = Location::new(1, [Parachain(para_id)]);
+		let origin = make_xcm_origin(origin_location.clone());
+		let sovereign_account = sibling_sovereign_account::<Test>(para_id.into());
+		let (_, agent_id) = ensure_sibling::<Test>(&origin_location).unwrap();
+
+		let initial_sovereign_balance = Balances::balance(&sovereign_account);
+		assert_ok!(EthereumSystem::create_agent(origin.clone()));
+		let fee_charged = initial_sovereign_balance - Balances::balance(&sovereign_account);
+
+		assert_ok!(EthereumSystem::create_channel(origin, OperatingMode::Normal));
+
+		// assert sovereign_balance decreased by (fee.base_fee + fee.delivery_fee)
+		let message = Message {
+			id: None,
+			channel_id: ParaId::from(para_id).into(),
+			command: Command::CreateAgent { agent_id },
+		};
+		let (_, fee) = OutboundQueue::validate(&message).unwrap();
+		assert_eq!(fee.local + fee.remote, fee_charged);
+
+		// and treasury_balance increased
+		let treasury_balance = Balances::balance(&TreasuryAccount::get());
+		assert!(treasury_balance > InitialFunding::get());
+
+		let final_sovereign_balance = Balances::balance(&sovereign_account);
+		// (sovereign_balance + treasury_balance) keeps the same
+		assert_eq!(final_sovereign_balance + treasury_balance, { InitialFunding::get() * 2 });
+	});
+}
+
+#[test]
+fn charge_fee_for_transfer_native_from_agent() {
+	new_test_ext(true).execute_with(|| {
+		let para_id: u32 = TestParaId::get();
+		let origin_location = Location::new(1, [Parachain(para_id)]);
+		let recipient: H160 = [27u8; 20].into();
+		let amount = 103435;
+		let origin = make_xcm_origin(origin_location.clone());
+		let (_, agent_id) = ensure_sibling::<Test>(&origin_location).unwrap();
+
+		let sovereign_account = sibling_sovereign_account::<Test>(para_id.into());
+
+		// create_agent & create_channel first
+		assert_ok!(EthereumSystem::create_agent(origin.clone()));
+		assert_ok!(EthereumSystem::create_channel(origin.clone(), OperatingMode::Normal));
+
+		// assert sovereign_balance decreased by only the base_fee
+		let sovereign_balance_before = Balances::balance(&sovereign_account);
+		assert_ok!(EthereumSystem::transfer_native_from_agent(origin.clone(), recipient, amount));
+		let message = Message {
+			id: None,
+			channel_id: ParaId::from(para_id).into(),
+			command: Command::TransferNativeFromAgent { agent_id, recipient, amount },
+		};
+		let (_, fee) = OutboundQueue::validate(&message).unwrap();
+		let sovereign_balance_after = Balances::balance(&sovereign_account);
+		assert_eq!(sovereign_balance_after + fee.local, sovereign_balance_before);
+	});
+}
+
+#[test]
+fn charge_fee_for_upgrade() {
+	new_test_ext(true).execute_with(|| {
+		let para_id: u32 = TestParaId::get();
+		let origin = RuntimeOrigin::root();
+		let address: H160 = [1_u8; 20].into();
+		let code_hash: H256 = [1_u8; 32].into();
+		let initializer: Option<Initializer> =
+			Some(Initializer { params: [0; 256].into(), maximum_required_gas: 10000 });
+		assert_ok!(EthereumSystem::upgrade(origin, address, code_hash, initializer.clone()));
+
+		// assert sovereign_balance does not change as we do not charge for sudo operations
+		let sovereign_account = sibling_sovereign_account::<Test>(para_id.into());
+		let sovereign_balance = Balances::balance(&sovereign_account);
+		assert_eq!(sovereign_balance, InitialFunding::get());
+	});
+}
+
+#[test]
+fn genesis_build_initializes_correctly() {
+	new_test_ext(true).execute_with(|| {
+		assert!(EthereumSystem::is_initialized(), "Ethereum uninitialized.");
+	});
+}
+
+#[test]
+fn no_genesis_build_is_uninitialized() {
+	new_test_ext(false).execute_with(|| {
+		assert!(!EthereumSystem::is_initialized(), "Ethereum initialized.");
+	});
+}