241 update spacewalk dependencies and configure the lp token for use with the zenlink pallet

node/Cargo.toml

@@ -15,13 +15,13 @@ codec = { package = "parity-scale-codec", version = "3.0.0" }
 serde = { version = "1.0.145", features = ["derive"] }
 jsonrpsee = { version = "0.16.2", features = ["server"] }
 
-module-issue-rpc = { git = "https://github.com/pendulum-chain/spacewalk", rev =  "06873f16c4a7ab884e4759d98b7b86c712e0c0ae"}
-module-oracle-rpc = { git = "https://github.com/pendulum-chain/spacewalk", rev =  "06873f16c4a7ab884e4759d98b7b86c712e0c0ae"}
-module-redeem-rpc = { git = "https://github.com/pendulum-chain/spacewalk", rev =  "06873f16c4a7ab884e4759d98b7b86c712e0c0ae"}
-module-replace-rpc = { git = "https://github.com/pendulum-chain/spacewalk", rev =  "06873f16c4a7ab884e4759d98b7b86c712e0c0ae"}
-module-vault-registry-rpc = { git = "https://github.com/pendulum-chain/spacewalk", rev =  "06873f16c4a7ab884e4759d98b7b86c712e0c0ae"}
+module-issue-rpc = { git = "https://github.com/pendulum-chain/spacewalk", rev =  "d1188915d10735f5ff32f0301705f0aa091cd905"}
+module-oracle-rpc = { git = "https://github.com/pendulum-chain/spacewalk", rev =  "d1188915d10735f5ff32f0301705f0aa091cd905"}
+module-redeem-rpc = { git = "https://github.com/pendulum-chain/spacewalk", rev =  "d1188915d10735f5ff32f0301705f0aa091cd905"}
+module-replace-rpc = { git = "https://github.com/pendulum-chain/spacewalk", rev =  "d1188915d10735f5ff32f0301705f0aa091cd905"}
+module-vault-registry-rpc = { git = "https://github.com/pendulum-chain/spacewalk", rev =  "d1188915d10735f5ff32f0301705f0aa091cd905"}
 
-spacewalk-primitives = { git = "https://github.com/pendulum-chain/spacewalk", rev =  "06873f16c4a7ab884e4759d98b7b86c712e0c0ae"}
+spacewalk-primitives = { git = "https://github.com/pendulum-chain/spacewalk", rev =  "d1188915d10735f5ff32f0301705f0aa091cd905"}
 
 # Local
 amplitude-runtime = {path = "../runtime/amplitude"}

runtime/amplitude/Cargo.toml

@@ -26,24 +26,24 @@ smallvec = "1.9.0"
 runtime-common = { path = "../common", default-features = false }
 
 # Custom libraries for Spacewalk
-currency = { git = "https://github.com/pendulum-chain/spacewalk", default-features = false, rev =  "06873f16c4a7ab884e4759d98b7b86c712e0c0ae" }
-security = { git = "https://github.com/pendulum-chain/spacewalk", default-features = false, rev =  "06873f16c4a7ab884e4759d98b7b86c712e0c0ae" }
-staking = { git = "https://github.com/pendulum-chain/spacewalk", default-features = false, rev =  "06873f16c4a7ab884e4759d98b7b86c712e0c0ae" }
-oracle = { git = "https://github.com/pendulum-chain/spacewalk", default-features = false, rev =  "06873f16c4a7ab884e4759d98b7b86c712e0c0ae" }
-stellar-relay = { git = "https://github.com/pendulum-chain/spacewalk", default-features = false, rev =  "06873f16c4a7ab884e4759d98b7b86c712e0c0ae" }
-reward = { git = "https://github.com/pendulum-chain/spacewalk", default-features = false, rev =  "06873f16c4a7ab884e4759d98b7b86c712e0c0ae" }
-fee = { git = "https://github.com/pendulum-chain/spacewalk", default-features = false, rev =  "06873f16c4a7ab884e4759d98b7b86c712e0c0ae" }
-vault-registry = { git = "https://github.com/pendulum-chain/spacewalk", default-features = false, rev =  "06873f16c4a7ab884e4759d98b7b86c712e0c0ae" }
-redeem = { git = "https://github.com/pendulum-chain/spacewalk", default-features = false, rev =  "06873f16c4a7ab884e4759d98b7b86c712e0c0ae" }
-issue = { git = "https://github.com/pendulum-chain/spacewalk", default-features = false, rev =  "06873f16c4a7ab884e4759d98b7b86c712e0c0ae" }
-nomination = { git = "https://github.com/pendulum-chain/spacewalk", default-features = false, rev =  "06873f16c4a7ab884e4759d98b7b86c712e0c0ae" }
-replace = { git = "https://github.com/pendulum-chain/spacewalk", default-features = false, rev =  "06873f16c4a7ab884e4759d98b7b86c712e0c0ae" }
-spacewalk-primitives = { git = "https://github.com/pendulum-chain/spacewalk", default-features = false, rev =  "06873f16c4a7ab884e4759d98b7b86c712e0c0ae" }
-module-issue-rpc-runtime-api = { git = "https://github.com/pendulum-chain/spacewalk", default-features = false, rev =  "06873f16c4a7ab884e4759d98b7b86c712e0c0ae" }
-module-oracle-rpc-runtime-api = { git = "https://github.com/pendulum-chain/spacewalk", default-features = false, rev =  "06873f16c4a7ab884e4759d98b7b86c712e0c0ae" }
-module-redeem-rpc-runtime-api = { git = "https://github.com/pendulum-chain/spacewalk", default-features = false, rev =  "06873f16c4a7ab884e4759d98b7b86c712e0c0ae" }
-module-replace-rpc-runtime-api = { git = "https://github.com/pendulum-chain/spacewalk", default-features = false, rev =  "06873f16c4a7ab884e4759d98b7b86c712e0c0ae" }
-module-vault-registry-rpc-runtime-api = { git = "https://github.com/pendulum-chain/spacewalk", default-features = false, rev =  "06873f16c4a7ab884e4759d98b7b86c712e0c0ae" }
+currency = { git = "https://github.com/pendulum-chain/spacewalk", default-features = false, rev =  "daf395f6201a834629f6abad77e062d8aa554f63" }
+security = { git = "https://github.com/pendulum-chain/spacewalk", default-features = false, rev =  "daf395f6201a834629f6abad77e062d8aa554f63" }
+staking = { git = "https://github.com/pendulum-chain/spacewalk", default-features = false, rev =  "daf395f6201a834629f6abad77e062d8aa554f63" }
+oracle = { git = "https://github.com/pendulum-chain/spacewalk", default-features = false, rev =  "daf395f6201a834629f6abad77e062d8aa554f63" }
+stellar-relay = { git = "https://github.com/pendulum-chain/spacewalk", default-features = false, rev =  "daf395f6201a834629f6abad77e062d8aa554f63" }
+reward = { git = "https://github.com/pendulum-chain/spacewalk", default-features = false, rev =  "daf395f6201a834629f6abad77e062d8aa554f63" }
+fee = { git = "https://github.com/pendulum-chain/spacewalk", default-features = false, rev =  "daf395f6201a834629f6abad77e062d8aa554f63" }
+vault-registry = { git = "https://github.com/pendulum-chain/spacewalk", default-features = false, rev =  "daf395f6201a834629f6abad77e062d8aa554f63" }
+redeem = { git = "https://github.com/pendulum-chain/spacewalk", default-features = false, rev =  "daf395f6201a834629f6abad77e062d8aa554f63" }
+issue = { git = "https://github.com/pendulum-chain/spacewalk", default-features = false, rev =  "daf395f6201a834629f6abad77e062d8aa554f63" }
+nomination = { git = "https://github.com/pendulum-chain/spacewalk", default-features = false, rev =  "daf395f6201a834629f6abad77e062d8aa554f63" }
+replace = { git = "https://github.com/pendulum-chain/spacewalk", default-features = false, rev =  "daf395f6201a834629f6abad77e062d8aa554f63" }
+spacewalk-primitives = { git = "https://github.com/pendulum-chain/spacewalk", default-features = false, rev =  "daf395f6201a834629f6abad77e062d8aa554f63" }
+module-issue-rpc-runtime-api = { git = "https://github.com/pendulum-chain/spacewalk", default-features = false, rev =  "daf395f6201a834629f6abad77e062d8aa554f63" }
+module-oracle-rpc-runtime-api = { git = "https://github.com/pendulum-chain/spacewalk", default-features = false, rev =  "daf395f6201a834629f6abad77e062d8aa554f63" }
+module-redeem-rpc-runtime-api = { git = "https://github.com/pendulum-chain/spacewalk", default-features = false, rev =  "daf395f6201a834629f6abad77e062d8aa554f63" }
+module-replace-rpc-runtime-api = { git = "https://github.com/pendulum-chain/spacewalk", default-features = false, rev =  "daf395f6201a834629f6abad77e062d8aa554f63" }
+module-vault-registry-rpc-runtime-api = { git = "https://github.com/pendulum-chain/spacewalk", default-features = false, rev =  "daf395f6201a834629f6abad77e062d8aa554f63" }
 
 # Substrate
 frame-benchmarking = { git = "https://github.com/paritytech/substrate", default-features = false, optional = true, branch = "polkadot-v0.9.40" }

runtime/common/Cargo.toml

@@ -17,8 +17,10 @@ scale-info = {version = "2.1.1", default-features = false, features = ["derive"]
 sp-runtime = { git = "https://github.com/paritytech/substrate", default-features = false, branch = "polkadot-v0.9.40" }
 sp-consensus-aura = { git = "https://github.com/paritytech/substrate", default-features = false, branch = "polkadot-v0.9.40" }
 sp-core = { git = "https://github.com/paritytech/substrate", default-features = false, branch = "polkadot-v0.9.40" }
-spacewalk-primitives = { git = "https://github.com/pendulum-chain/spacewalk", default-features = false, rev =  "06873f16c4a7ab884e4759d98b7b86c712e0c0ae"}
+
+spacewalk-primitives = { git = "https://github.com/pendulum-chain/spacewalk", default-features = false, rev =  "daf395f6201a834629f6abad77e062d8aa554f63"}
 dia-oracle = { git = "https://github.com/pendulum-chain/oracle-pallet", default-features = false, branch = "polkadot-v0.9.40" }
+zenlink-protocol = { git = "https://github.com/pendulum-chain/Zenlink-DEX-Module", default-features = false, branch = "polkadot-v0.9.40-protocol" }
 
 [features]
 default = [
@@ -33,6 +35,7 @@ std = [
 	"parity-scale-codec/std",
 	"scale-info/std",
 	"dia-oracle/std",
+	"zenlink-protocol/std",
 ]
 
 runtime-benchmarks = [

runtime/common/src/lib.rs

@@ -6,6 +6,8 @@ use sp_runtime::{
 };
 
 pub mod chain_ext;
+pub mod stellar;
+pub mod zenlink;
 
 /// Alias to 512-bit hash when used in the context of a transaction signature on the chain.
 pub type Signature = MultiSignature;

runtime/common/src/stellar.rs

@@ -0,0 +1,14 @@
+pub const USDC_ISSUER: [u8; 32] = [
+	59, 153, 17, 56, 14, 254, 152, 139, 160, 168, 144, 14, 177, 207, 228, 79, 54, 111, 125, 190,
+	148, 107, 237, 7, 114, 64, 247, 246, 36, 223, 21, 197,
+];
+
+pub const BRL_ISSUER: [u8; 32] = [
+	234, 172, 104, 212, 208, 227, 123, 76, 36, 194, 83, 105, 22, 232, 48, 115, 95, 3, 45, 13, 107,
+	42, 28, 143, 202, 59, 197, 162, 94, 8, 62, 58,
+];
+
+pub const TZS_ISSUER: [u8; 32] = [
+	52, 201, 75, 42, 75, 169, 232, 181, 123, 34, 84, 125, 203, 179, 15, 68, 60, 76, 176, 45, 163,
+	130, 154, 137, 170, 27, 212, 120, 14, 68, 102, 186,
+];

runtime/common/src/zenlink.rs

@@ -0,0 +1,267 @@
+use spacewalk_primitives::{Asset, CurrencyId};
+use crate::stellar::{USDC_ISSUER, TZS_ISSUER, BRL_ISSUER};
+
+use zenlink_protocol::{LOCAL, NATIVE};
+pub type ZenlinkAssetId = zenlink_protocol::AssetId;
+
+fn discriminant(currency: &CurrencyId) -> u8 {
+	match currency {
+		CurrencyId::Native => 0,
+		CurrencyId::XCM(_) => 1,
+		CurrencyId::Stellar(_) => 2,
+		CurrencyId::ZenlinkLPToken(_, _, _, _) => 6,
+	}
+}
+
+pub fn zenlink_id_to_currency_id(asset_id: ZenlinkAssetId, parachain_id: u32) -> Result<CurrencyId, ()> {
+    if asset_id.chain_id != parachain_id {
+		return Err(())
+	}
+
+	let index = asset_id.asset_index;
+	let asset_type = asset_id.asset_type;
+	let disc = ((index & 0x0000_0000_0000_ff00) >> 8) as u8;
+	let symbol = (index & 0x0000_0000_0000_00ff) as u8;
+	match (disc, asset_type) {
+		(0, NATIVE) => Ok(CurrencyId::Native),
+		(1, LOCAL) => Ok(CurrencyId::XCM(symbol)),
+		(2, LOCAL) => match symbol {
+			0 => Ok(CurrencyId::Stellar(Asset::StellarNative)),
+			1 => Ok(CurrencyId::Stellar(Asset::AlphaNum4 { code: *b"USDC", issuer: USDC_ISSUER })),
+			2 => Ok(CurrencyId::Stellar(Asset::AlphaNum4 { code: *b"TZS\0", issuer: TZS_ISSUER })),
+			3 => Ok(CurrencyId::Stellar(Asset::AlphaNum4 { code: *b"BRL\0", issuer: BRL_ISSUER })),
+			_ => return Err(()),
+		},
+		(6, LOCAL) => {
+			let token1_id = ((index & 0x0000_0000_00FF_0000) >> 16) as u8;
+			let token1_type = ((index & 0x0000_0000_FF00_0000) >> 24) as u8;
+
+			let token2_id = ((index & 0x0000_00FF_0000_0000) >> 32) as u8;
+			let token2_type = ((index & 0x0000_FF00_0000_0000) >> 40) as u8;
+
+			Ok(CurrencyId::ZenlinkLPToken(token1_id, token1_type, token2_id, token2_type))
+		},
+		_ => Err(()),
+	}
+}
+
+pub fn currency_id_to_zenlink_id(
+	currency_id: CurrencyId,
+	parachain_id: u32,
+) -> Result<ZenlinkAssetId, ()> {
+	let disc = discriminant(&currency_id) as u64;
+	match currency_id {
+		CurrencyId::Native =>
+			Ok(ZenlinkAssetId { chain_id: parachain_id, asset_type: NATIVE, asset_index: 0 as u64 }),
+		CurrencyId::XCM(token_id) => Ok(ZenlinkAssetId {
+			chain_id: parachain_id,
+			asset_type: LOCAL,
+			asset_index: ((disc << 8) + token_id as u64) as u64,
+		}),
+		CurrencyId::Stellar(asset) => {
+			let _id = match asset {
+				Asset::StellarNative => 0u64,
+				Asset::AlphaNum4 { code, issuer } => match (&code, &issuer) {
+					(b"USDC", &USDC_ISSUER) => 1u64,
+					(b"TZS\0", &TZS_ISSUER) => 2u64,
+					(b"BRL\0", &BRL_ISSUER) => 3u64,
+					_ => return Err(()),
+				},
+				_ => return Err(()),
+			};
+			Ok(ZenlinkAssetId {
+				chain_id: parachain_id,
+				asset_type: LOCAL,
+				asset_index: ((disc << 8) + _id) as u64,
+			})
+		},
+		CurrencyId::ZenlinkLPToken(token1_id, token1_type, token2_id, token2_type) => {
+			let index = ((disc as u64) << 8) +
+				((token1_id as u64) << 16) +
+				((token1_type as u64) << 24) +
+				((token2_id as u64) << 32) +
+				((token2_type as u64) << 40);
+			Ok(ZenlinkAssetId { chain_id: parachain_id, asset_type: LOCAL, asset_index: index })
+		},
+	}
+}
+
+#[cfg(test)]
+mod zenlink_tests {
+	use super::*;
+
+	#[test]
+	fn convert_zenlink_native_to_native_currency() {
+		// Native ZenlinkAsset index = 0x0000_0000_0000_0000
+		let fake_zenlink_asset =
+			ZenlinkAssetId { chain_id: 1000u32, asset_type: NATIVE, asset_index: 0 as u64 };
+		let currency: Result<CurrencyId, _> = zenlink_id_to_currency_id(fake_zenlink_asset, 1000u32);
+		assert_eq!(currency, Ok(CurrencyId::Native));
+	}
+
+	#[test]
+	fn convert_zenlink_xcm_to_xcm_currency() {
+		// XCM(0) ZenlinkAsset index = 0x0000_0000_0000_0100
+		let index = 0x0100 as u64;
+		let fake_zenlink_asset =
+			ZenlinkAssetId { chain_id: 1000u32, asset_type: LOCAL, asset_index: index };
+		let currency: Result<CurrencyId, _> = zenlink_id_to_currency_id(fake_zenlink_asset, 1000u32);
+		assert_eq!(currency, Ok(CurrencyId::XCM(0)));
+	}
+
+	fn get_stellar_asset(selector: u8) -> spacewalk_primitives::CurrencyId {
+		match selector {
+			0 => CurrencyId::Stellar(Asset::StellarNative),
+			1 => CurrencyId::Stellar(Asset::AlphaNum4 { code: *b"USDC", issuer: USDC_ISSUER }),
+			2 => CurrencyId::Stellar(Asset::AlphaNum4 { code: *b"TZS\0", issuer: TZS_ISSUER }),
+			3 => CurrencyId::Stellar(Asset::AlphaNum4 { code: *b"BRL\0", issuer: BRL_ISSUER }),
+			_ => CurrencyId::Stellar(Asset::StellarNative),
+		}
+	}
+
+	#[test]
+	fn convert_zenlink_stellar_to_stellar_currency() {
+		// Stellar Native ZenlinkAsset index = 0x0000_0000_0000_0200
+		let stellar_native_index = 0x0200 as u64;
+		let fake_zenlink_asset = ZenlinkAssetId {
+			chain_id: 1000u32,
+			asset_type: LOCAL,
+			asset_index: stellar_native_index,
+		};
+		let currency: Result<CurrencyId, _> = zenlink_id_to_currency_id(fake_zenlink_asset, 1000u32);
+		assert_eq!(currency, Ok(get_stellar_asset(0u8)));
+
+		// Stellar USDC ZenlinkAsset index = 0x0000_0000_0000_0201
+		let usdc_index = 0x0201 as u64;
+		let fake_zenlink_asset =
+			ZenlinkAssetId { chain_id: 1000u32, asset_type: LOCAL, asset_index: usdc_index };
+		let currency: Result<CurrencyId, _> = zenlink_id_to_currency_id(fake_zenlink_asset, 1000u32);
+		assert_eq!(currency, Ok(get_stellar_asset(1u8)));
+
+		// Stellar TZS ZenlinkAsset index = 0x0000_0000_0000_0202
+		let tzs_index = 0x0202 as u64;
+		let fake_zenlink_asset =
+			ZenlinkAssetId { chain_id: 1000u32, asset_type: LOCAL, asset_index: tzs_index };
+		let currency: Result<CurrencyId, _> = zenlink_id_to_currency_id(fake_zenlink_asset, 1000u32);
+		assert_eq!(currency, Ok(get_stellar_asset(2u8)));
+
+		// Stellar BRL ZenlinkAsset index = 0x0000_0000_0000_0203
+		let brl_index = 0x0203 as u64;
+		let fake_zenlink_asset =
+			ZenlinkAssetId { chain_id: 1000u32, asset_type: LOCAL, asset_index: brl_index };
+		let currency: Result<CurrencyId, _> = zenlink_id_to_currency_id(fake_zenlink_asset, 1000u32);
+		assert_eq!(currency, Ok(get_stellar_asset(3u8)));
+	}
+
+	#[test]
+	fn convert_zenlink_lp_token_to_lp_token_currency() {
+		// Native and XCM(0) LP token Zenlink index = 0x0000_0100_0000_0600
+		let native_xcm_lp_token_index = 0x0000_0100_0000_0600 as u64;
+		let fake_zenlink_asset = ZenlinkAssetId {
+			chain_id: 1000u32,
+			asset_type: LOCAL,
+			asset_index: native_xcm_lp_token_index,
+		};
+		let currency: Result<CurrencyId, _> = zenlink_id_to_currency_id(fake_zenlink_asset, 1000u32);
+		let expected_currency: CurrencyId = CurrencyId::ZenlinkLPToken(0, 0, 0, 1);
+		assert_eq!(currency, Ok(expected_currency));
+
+		// XCM(0) and XCM(1) LP token Zenlink index = 0x0000_0101_0100_0600
+		let xcm0_xcm1_lp_token_index = 0x0000_0101_0100_0600 as u64;
+		let fake_zenlink_asset = ZenlinkAssetId {
+			chain_id: 1000u32,
+			asset_type: LOCAL,
+			asset_index: xcm0_xcm1_lp_token_index,
+		};
+		let currency: Result<CurrencyId, _> = zenlink_id_to_currency_id(fake_zenlink_asset, 1000u32);
+		let expected_currency: CurrencyId = CurrencyId::ZenlinkLPToken(0, 1, 1, 1);
+		assert_eq!(currency, Ok(expected_currency));
+
+		// XCM(0) and Stellar Native LP Token Zenlink index = 0x0000_0200_0100_0600
+		let xcm0_stellar_native_lp_token_index = 0x0000_0200_0100_0600 as u64;
+		let fake_zenlink_asset = ZenlinkAssetId {
+			chain_id: 1000u32,
+			asset_type: LOCAL,
+			asset_index: xcm0_stellar_native_lp_token_index,
+		};
+		let currency: Result<CurrencyId, _> = zenlink_id_to_currency_id(fake_zenlink_asset, 1000u32);
+		let expected_currency: CurrencyId = CurrencyId::ZenlinkLPToken(0, 1, 0, 2);
+		assert_eq!(currency, Ok(expected_currency));
+
+		// XCM(0) and Stellar USDC LP Token Zenlink index = 0x0000_0201_0100_0600
+		let xcm0_stellar_usdc_lp_token_index = 0x0000_0201_0100_0600 as u64;
+		let fake_zenlink_asset = ZenlinkAssetId {
+			chain_id: 1000u32,
+			asset_type: LOCAL,
+			asset_index: xcm0_stellar_usdc_lp_token_index,
+		};
+		let currency: Result<CurrencyId, _> = zenlink_id_to_currency_id(fake_zenlink_asset, 1000u32);
+		let expected_currency: CurrencyId = CurrencyId::ZenlinkLPToken(0, 1, 1, 2);
+		assert_eq!(currency, Ok(expected_currency));
+
+		// Stellar Native and Stellar USDC LP Token Zenlink index = 0x0000_0201_0200_0600
+		let stellar_native_stellar_usdc_lp_token_index = 0x0000_0201_0200_0600 as u64;
+		let fake_zenlink_asset = ZenlinkAssetId {
+			chain_id: 1000u32,
+			asset_type: LOCAL,
+			asset_index: stellar_native_stellar_usdc_lp_token_index,
+		};
+		let currency: Result<CurrencyId, _> = zenlink_id_to_currency_id(fake_zenlink_asset, 1000u32);
+		let expected_currency: CurrencyId = CurrencyId::ZenlinkLPToken(0, 2, 1, 2);
+		assert_eq!(currency, Ok(expected_currency));
+	}
+
+    #[test]
+	fn convert_fake_zenlink_native_to_currency_id_error() {
+		// Native ZenlinkAsset index = 0x0000_0000_0000_0000
+		let fake_zenlink_asset =
+			ZenlinkAssetId { chain_id: 1000u32, asset_type: LOCAL, asset_index: 0 as u64 };
+		let currency: Result<CurrencyId, _> = zenlink_id_to_currency_id(fake_zenlink_asset, 1000u32);
+		assert_eq!(currency, Err(()));
+	}
+
+	#[test]
+	fn convert_zenlink_id_to_currency_id_error() {
+		let fake_zenlink_asset = ZenlinkAssetId {
+			chain_id: 1000u32,
+			asset_type: LOCAL,
+			asset_index: 0u64,
+		};
+		// We pass a parachain_id different than the asset chain_id
+		assert_eq!(zenlink_id_to_currency_id(fake_zenlink_asset, 1001u32), Err(()));
+	}
+
+	#[test]
+	fn convert_native_currency_to_zenlink_native() {
+		let fake_currency_id = CurrencyId::Native;
+		let expected_zenlink_asset =
+			ZenlinkAssetId { chain_id: 1000u32, asset_type: NATIVE, asset_index: 0u64 };
+		assert_eq!(currency_id_to_zenlink_id(fake_currency_id, 1000), Ok(expected_zenlink_asset));
+	}
+
+	#[test]
+	fn convert_xcm_currency_to_zenlink_xcm() {
+		let fake_currency_id = CurrencyId::XCM(0);
+		let expected_zenlink_asset =
+			ZenlinkAssetId { chain_id: 1000u32, asset_type: LOCAL, asset_index: 0x0100 as u64 };
+		assert_eq!(currency_id_to_zenlink_id(fake_currency_id, 1000), Ok(expected_zenlink_asset));
+	}
+
+	#[test]
+	fn convert_stellar_currency_to_stellar_zenlink() {
+		let stellar_assets_indexes: [u64; 4] = [0x0200u64, 0x0201u64, 0x0202u64, 0x0203u64];
+
+		for i in 0..=3usize {
+			let fake_currency_id = get_stellar_asset(i as u8);
+			let expected_zenlink_asset = ZenlinkAssetId {
+				chain_id: 1000u32,
+				asset_type: LOCAL,
+				asset_index: stellar_assets_indexes[i],
+			};
+			assert_eq!(
+				currency_id_to_zenlink_id(fake_currency_id, 1000),
+				Ok(expected_zenlink_asset)
+			);
+		}
+	}
+}