feat: initialize Kurdistan SDK - independent fork of Polkadot SDK

bridges/snowbridge/test-utils/src/mock_swap_executor.rs

@@ -0,0 +1,48 @@
+// SPDX-License-Identifier: Apache-2.0
+// SPDX-FileCopyrightText: 2023 Snowfork <hello@snowfork.com>
+
+use frame_support::pallet_prelude::DispatchError;
+use pallet_asset_conversion::Swap;
+use xcm::opaque::latest::Location;
+pub struct SwapExecutor;
+
+pub const TRIGGER_SWAP_ERROR_AMOUNT: u128 = 12345;
+
+impl<AccountId> Swap<AccountId> for SwapExecutor
+where
+	AccountId: AsRef<[u8; 32]>,
+{
+	type Balance = u128;
+	type AssetKind = Location;
+
+	fn max_path_len() -> u32 {
+		2
+	}
+
+	fn swap_exact_tokens_for_tokens(
+		_sender: AccountId,
+		_path: Vec<Self::AssetKind>,
+		amount_in: Self::Balance,
+		_amount_out_min: Option<Self::Balance>,
+		_send_to: AccountId,
+		_keep_alive: bool,
+	) -> Result<Self::Balance, DispatchError> {
+		// Special case for testing SwapError:
+		// If amount_in is exactly 12345, return an error
+		if amount_in == TRIGGER_SWAP_ERROR_AMOUNT {
+			return Err(DispatchError::Other("Swap failed for test"));
+		}
+		Ok(1_000_000_000u128)
+	}
+
+	fn swap_tokens_for_exact_tokens(
+		_sender: AccountId,
+		_path: Vec<Self::AssetKind>,
+		_amount_out: Self::Balance,
+		_amount_in_max: Option<Self::Balance>,
+		_send_to: AccountId,
+		_keep_alive: bool,
+	) -> Result<Self::Balance, DispatchError> {
+		unimplemented!()
+	}
+}