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New AMM definition. Arguments to this function are: -// * Seven accounts: [amm_pool, vault_holding_a, vault_holding_b, pool_lp, user_holding_a, -// user_holding_b, user_holding_lp]. For new AMM Pool: amm_pool, vault_holding_a, -// vault_holding_b, pool_lp and user_holding_lp are default accounts. amm_pool is a default -// account that will initiate the amm definition account values vault_holding_a is a token -// holding account for token a vault_holding_b is a token holding account for token b pool_lp -// is a token holding account for the pool's lp token user_holding_a is a token holding -// account for token a user_holding_b is a token holding account for token b user_holding_lp -// is a token holding account for lp token -// * PDA remark: Accounts amm_pool, vault_holding_a, vault_holding_b and pool_lp are PDA. The -// AccountId for these accounts must be computed using: amm_pool AccountId <- -// compute_pool_pda vault_holding_a, vault_holding_b <- compute_vault_pda pool_lp -// <-compute_liquidity_token_pda -// * Requires authorization: user_holding_a, user_holding_b -// * An instruction data of 65-bytes, indicating the initial amm reserves' balances and -// token_program_id with the following layout: [0x00 || array of balances (little-endian 16 -// bytes) || AMM_PROGRAM_ID)] -// * Internally, calls compute_liquidity_token_pda_seed, compute_vault_pda_seed to authorize -// transfers. -// * Internally, calls compute_pool_da, compute_vault_pda and compute_vault_pda to check -// various AccountIds are correct. -// 2. Swap assets Arguments to this function are: -// * Five accounts: [amm_pool, vault_holding_a, vault_holding_b, user_holding_a, -// user_holding_b]. -// * Requires authorization: user holding account associated to TOKEN_DEFINITION_ID (either -// user_holding_a or user_holding_b) -// * An instruction data byte string of length 65, indicating which token type to swap, -// quantity of tokens put into the swap (of type TOKEN_DEFINITION_ID) and min_amount_out. -// [0x01 || amount (little-endian 16 bytes) || TOKEN_DEFINITION_ID]. -// * Internally, calls swap logic. -// * Four accounts: [user_deposit, vault_deposit, vault_withdraw, user_withdraw]. -// user_deposit and vault_deposit define deposit transaction. vault_withdraw and -// user_withdraw define withdraw transaction. -// * deposit_amount is the amount for user_deposit -> vault_deposit transfer. -// * reserve_amounts is the pool's reserves; used to compute the withdraw amount. -// * Outputs the token transfers as a Vec and the withdraw amount. -// 3. Add liquidity Arguments to this function are: -// * Seven accounts: [amm_pool, vault_holding_a, vault_holding_b, pool_lp, user_holding_a, -// user_holding_a, user_holding_lp]. -// * Requires authorization: user_holding_a, user_holding_b -// * An instruction data byte string of length 49, amounts for minimum amount of liquidity from -// add (min_amount_lp), -// * max amount added for each token (max_amount_a and max_amount_b); indicate [0x02 || array -// of of balances (little-endian 16 bytes)]. -// * Internally, calls compute_liquidity_token_pda_seed to compute liquidity pool PDA seed. -// 4. Remove liquidity -// * Seven accounts: [amm_pool, vault_holding_a, vault_holding_b, pool_lp, user_holding_a, -// user_holding_a, user_holding_lp]. -// * Requires authorization: user_holding_lp -// * An instruction data byte string of length 49, amounts for minimum amount of liquidity to -// redeem (balance_lp), -// * minimum balance of each token to remove (min_amount_a and min_amount_b); indicate [0x03 || -// array of balances (little-endian 16 bytes)]. -// * Internally, calls compute_vault_pda_seed to compute vault_a and vault_b's PDA seed. - -const POOL_DEFINITION_DATA_SIZE: usize = 225; - -#[derive(Clone, Default)] -struct PoolDefinition { - definition_token_a_id: AccountId, - definition_token_b_id: AccountId, - vault_a_id: AccountId, - vault_b_id: AccountId, - liquidity_pool_id: AccountId, - liquidity_pool_supply: u128, - reserve_a: u128, - reserve_b: u128, - /// Fees are currently not used - fees: u128, - /// A pool becomes inactive (active = false) - /// once all of its liquidity has been removed (e.g., reserves are emptied and - /// liquidity_pool_supply = 0) - active: bool, -} - -impl PoolDefinition { - fn into_data(self) -> Data { - let mut bytes = [0; POOL_DEFINITION_DATA_SIZE]; - bytes[0..32].copy_from_slice(&self.definition_token_a_id.to_bytes()); - bytes[32..64].copy_from_slice(&self.definition_token_b_id.to_bytes()); - bytes[64..96].copy_from_slice(&self.vault_a_id.to_bytes()); - bytes[96..128].copy_from_slice(&self.vault_b_id.to_bytes()); - bytes[128..160].copy_from_slice(&self.liquidity_pool_id.to_bytes()); - bytes[160..176].copy_from_slice(&self.liquidity_pool_supply.to_le_bytes()); - bytes[176..192].copy_from_slice(&self.reserve_a.to_le_bytes()); - bytes[192..208].copy_from_slice(&self.reserve_b.to_le_bytes()); - bytes[208..224].copy_from_slice(&self.fees.to_le_bytes()); - bytes[224] = self.active as u8; - - bytes - .to_vec() - .try_into() - .expect("225 bytes should fit into Data") - } - - fn parse(data: &[u8]) -> Option { - if data.len() != POOL_DEFINITION_DATA_SIZE { - None - } else { - let definition_token_a_id = AccountId::new(data[0..32].try_into().expect("Parse data: The AMM program must be provided a valid AccountId for Token A definition")); - let definition_token_b_id = AccountId::new(data[32..64].try_into().expect("Parse data: The AMM program must be provided a valid AccountId for Vault B definition")); - let vault_a_id = AccountId::new(data[64..96].try_into().expect( - "Parse data: The AMM program must be provided a valid AccountId for Vault A", - )); - let vault_b_id = AccountId::new(data[96..128].try_into().expect( - "Parse data: The AMM program must be provided a valid AccountId for Vault B", - )); - let liquidity_pool_id = AccountId::new(data[128..160].try_into().expect("Parse data: The AMM program must be provided a valid AccountId for Token liquidity pool definition")); - let liquidity_pool_supply = u128::from_le_bytes(data[160..176].try_into().expect( - "Parse data: The AMM program must be provided a valid u128 for liquidity cap", - )); - let reserve_a = u128::from_le_bytes(data[176..192].try_into().expect( - "Parse data: The AMM program must be provided a valid u128 for reserve A balance", - )); - let reserve_b = u128::from_le_bytes(data[192..208].try_into().expect( - "Parse data: The AMM program must be provided a valid u128 for reserve B balance", - )); - let fees = u128::from_le_bytes( - data[208..224] - .try_into() - .expect("Parse data: The AMM program must be provided a valid u128 for fees"), - ); - - let active = match data[224] { - 0 => false, - 1 => true, - _ => panic!("Parse data: The AMM program must be provided a valid bool for active"), - }; - - Some(Self { - definition_token_a_id, - definition_token_b_id, - vault_a_id, - vault_b_id, - liquidity_pool_id, - liquidity_pool_supply, - reserve_a, - reserve_b, - fees, - active, - }) - } - } -} - -type Instruction = Vec; -fn main() { - let ( - ProgramInput { - pre_states, - instruction, - }, - instruction_words, - ) = read_nssa_inputs::(); - - let (post_states, chained_calls) = - match instruction[0] { - 0 => { - let balance_a: u128 = u128::from_le_bytes( - instruction[1..17] - .try_into() - .expect("New definition: AMM Program expects u128 for balance a"), - ); - let balance_b: u128 = u128::from_le_bytes( - instruction[17..33] - .try_into() - .expect("New definition: AMM Program expects u128 for balance b"), - ); - - // Convert Vec to ProgramId ([u32;8]) - let mut amm_program_id: [u32; 8] = [0; 8]; - amm_program_id[0] = u32::from_le_bytes( - instruction[33..37] - .try_into() - .expect("New definition: AMM Program expects valid u32"), - ); - amm_program_id[1] = u32::from_le_bytes( - instruction[37..41] - .try_into() - .expect("New definition: AMM Program expects valid u32"), - ); - amm_program_id[2] = u32::from_le_bytes( - instruction[41..45] - .try_into() - .expect("New definition: AMM Program expects valid u32"), - ); - amm_program_id[3] = u32::from_le_bytes( - instruction[45..49] - .try_into() - .expect("New definition: AMM Program expects valid u32"), - ); - amm_program_id[4] = u32::from_le_bytes( - instruction[49..53] - .try_into() - .expect("New definition: AMM Program expects valid u32"), - ); - amm_program_id[5] = u32::from_le_bytes( - instruction[53..57] - .try_into() - .expect("New definition: AMM Program expects valid u32"), - ); - amm_program_id[6] = u32::from_le_bytes( - instruction[57..61] - .try_into() - .expect("New definition: AMM Program expects valid u32"), - ); - amm_program_id[7] = u32::from_le_bytes( - instruction[61..65] - .try_into() - .expect("New definition: AMM Program expects valid u32"), - ); - - new_definition(&pre_states, &[balance_a, balance_b], amm_program_id) - } - 1 => { - let mut token_in_id: [u8; 32] = [0; 32]; - token_in_id[0..].copy_from_slice(&instruction[33..65]); - let token_in_id = AccountId::new(token_in_id); - - let amount_in = u128::from_le_bytes( - instruction[1..17] - .try_into() - .expect("Swap: AMM Program expects valid u128 for balance to move"), - ); - let min_amount_out = u128::from_le_bytes( - instruction[17..33] - .try_into() - .expect("Swap: AMM Program expects valid u128 for balance to move"), - ); - - swap(&pre_states, &[amount_in, min_amount_out], token_in_id) - } - 2 => { - let min_amount_lp = u128::from_le_bytes(instruction[1..17].try_into().expect( - "Add liquidity: AMM Program expects valid u128 for min amount liquidity", - )); - let max_amount_a = u128::from_le_bytes( - instruction[17..33] - .try_into() - .expect("Add liquidity: AMM Program expects valid u128 for max amount a"), - ); - let max_amount_b = u128::from_le_bytes( - instruction[33..49] - .try_into() - .expect("Add liquidity: AMM Program expects valid u128 for max amount b"), - ); - - add_liquidity(&pre_states, &[min_amount_lp, max_amount_a, max_amount_b]) - } - 3 => { - let balance_lp = u128::from_le_bytes(instruction[1..17].try_into().expect( - "Remove liquidity: AMM Program expects valid u128 for balance liquidity", - )); - let min_amount_a = u128::from_le_bytes( - instruction[17..33] - .try_into() - .expect("Remove liquidity: AMM Program expects valid u128 for balance a"), - ); - let min_amount_b = u128::from_le_bytes( - instruction[33..49] - .try_into() - .expect("Remove liquidity: AMM Program expects valid u128 for balance b"), - ); - - remove_liquidity(&pre_states, &[balance_lp, min_amount_a, min_amount_b]) - } - _ => panic!("Invalid instruction"), - }; - - write_nssa_outputs_with_chained_call(instruction_words, pre_states, post_states, chained_calls); -} - -fn compute_pool_pda( - amm_program_id: ProgramId, - definition_token_a_id: AccountId, - definition_token_b_id: AccountId, -) -> AccountId { - AccountId::from(( - &amm_program_id, - &compute_pool_pda_seed(definition_token_a_id, definition_token_b_id), - )) -} - -fn compute_pool_pda_seed( - definition_token_a_id: AccountId, - definition_token_b_id: AccountId, -) -> PdaSeed { - use risc0_zkvm::sha::{Impl, Sha256}; - - let (token_1, token_2) = match definition_token_a_id - .value() - .cmp(definition_token_b_id.value()) - { - std::cmp::Ordering::Less => (definition_token_b_id, definition_token_a_id), - std::cmp::Ordering::Greater => (definition_token_a_id, definition_token_b_id), - std::cmp::Ordering::Equal => panic!("Definitions match"), - }; - - let mut bytes = [0; 64]; - bytes[0..32].copy_from_slice(&token_1.to_bytes()); - bytes[32..].copy_from_slice(&token_2.to_bytes()); - - PdaSeed::new( - Impl::hash_bytes(&bytes) - .as_bytes() - .try_into() - .expect("Hash output must be exactly 32 bytes long"), - ) -} - -fn compute_vault_pda( - amm_program_id: ProgramId, - pool_id: AccountId, - definition_token_id: AccountId, -) -> AccountId { - AccountId::from(( - &amm_program_id, - &compute_vault_pda_seed(pool_id, definition_token_id), - )) -} - -fn compute_vault_pda_seed(pool_id: AccountId, definition_token_id: AccountId) -> PdaSeed { - use risc0_zkvm::sha::{Impl, Sha256}; - - let mut bytes = [0; 64]; - bytes[0..32].copy_from_slice(&pool_id.to_bytes()); - bytes[32..].copy_from_slice(&definition_token_id.to_bytes()); - - PdaSeed::new( - Impl::hash_bytes(&bytes) - .as_bytes() - .try_into() - .expect("Hash output must be exactly 32 bytes long"), - ) -} - -fn compute_liquidity_token_pda(amm_program_id: ProgramId, pool_id: AccountId) -> AccountId { - AccountId::from((&amm_program_id, &compute_liquidity_token_pda_seed(pool_id))) -} - -fn compute_liquidity_token_pda_seed(pool_id: AccountId) -> PdaSeed { - use risc0_zkvm::sha::{Impl, Sha256}; - - let mut bytes = [0; 64]; - bytes[0..32].copy_from_slice(&pool_id.to_bytes()); - bytes[32..].copy_from_slice(&[0; 32]); - - PdaSeed::new( - Impl::hash_bytes(&bytes) - .as_bytes() - .try_into() - .expect("Hash output must be exactly 32 bytes long"), - ) -} - -fn new_definition( - pre_states: &[AccountWithMetadata], - balance_in: &[u128], - amm_program_id: ProgramId, -) -> (Vec, Vec) { - // Pool accounts: pool itself, and its 2 vaults and LP token - // 2 accounts for funding tokens - // initial funder's LP account - if pre_states.len() != 7 { - panic!("Invalid number of input accounts") - } - - if balance_in.len() != 2 { - panic!("Invalid number of input balances") - } - - let pool = &pre_states[0]; - let vault_a = &pre_states[1]; - let vault_b = &pre_states[2]; - let pool_lp = &pre_states[3]; - let user_holding_a = &pre_states[4]; - let user_holding_b = &pre_states[5]; - let user_holding_lp = &pre_states[6]; - - let amount_a = balance_in[0]; - let amount_b = balance_in[1]; - - // Prevents pool constant coefficient (k) from being 0. - if amount_a == 0 || amount_b == 0 { - panic!("Balances must be nonzero") - } - - // Verify token_a and token_b are different - let definition_token_a_id = token_core::TokenHolding::try_from(&user_holding_a.account.data) - .expect("New definition: AMM Program expects valid Token Holding account for Token A") - .definition_id(); - let definition_token_b_id = token_core::TokenHolding::try_from(&user_holding_b.account.data) - .expect("New definition: AMM Program expects valid Token Holding account for Token B") - .definition_id(); - - // both instances of the same token program - let token_program = user_holding_a.account.program_owner; - - if user_holding_b.account.program_owner != token_program { - panic!("User Token holdings must use the same Token Program"); - } - - if definition_token_a_id == definition_token_b_id { - panic!("Cannot set up a swap for a token with itself") - } - - if pool.account_id - != compute_pool_pda(amm_program_id, definition_token_a_id, definition_token_b_id) - { - panic!("Pool Definition Account ID does not match PDA"); - } - - if vault_a.account_id - != compute_vault_pda(amm_program_id, pool.account_id, definition_token_a_id) - || vault_b.account_id - != compute_vault_pda(amm_program_id, pool.account_id, definition_token_b_id) - { - panic!("Vault ID does not match PDA"); - } - - if pool_lp.account_id != compute_liquidity_token_pda(amm_program_id, pool.account_id) { - panic!("Liquidity pool Token Definition Account ID does not match PDA"); - } - - // Verify that Pool Account is not active - let pool_account_data = if pool.account == Account::default() { - PoolDefinition::default() - } else { - PoolDefinition::parse(&pool.account.data).expect("AMM program expects a valid Pool account") - }; - - if pool_account_data.active { - panic!("Cannot initialize an active Pool Definition") - } - - // LP Token minting calculation - // We assume LP is based on the initial deposit amount for Token_A. - - // Update pool account - let mut pool_post = pool.account.clone(); - let pool_post_definition = PoolDefinition { - definition_token_a_id, - definition_token_b_id, - vault_a_id: vault_a.account_id, - vault_b_id: vault_b.account_id, - liquidity_pool_id: pool_lp.account_id, - liquidity_pool_supply: amount_a, - reserve_a: amount_a, - reserve_b: amount_b, - fees: 0u128, // TODO: we assume all fees are 0 for now. - active: true, - }; - - pool_post.data = pool_post_definition.into_data(); - let pool_post: AccountPostState = if pool.account == Account::default() { - AccountPostState::new_claimed(pool_post.clone()) - } else { - AccountPostState::new(pool_post.clone()) - }; - - let token_program_id = user_holding_a.account.program_owner; - - // Chain call for Token A (user_holding_a -> Vault_A) - let call_token_a = ChainedCall::new( - token_program_id, - vec![user_holding_a.clone(), vault_a.clone()], - &token_core::Instruction::Transfer { - amount_to_transfer: amount_a, - }, - ); - // Chain call for Token B (user_holding_b -> Vault_B) - let call_token_b = ChainedCall::new( - token_program_id, - vec![user_holding_b.clone(), vault_b.clone()], - &token_core::Instruction::Transfer { - amount_to_transfer: amount_b, - }, - ); - - // Chain call for liquidity token (TokenLP definition -> User LP Holding) - let instruction = if pool.account == Account::default() { - token_core::Instruction::NewFungibleDefinition { - name: String::from("LP Token"), - total_supply: amount_a, - } - } else { - token_core::Instruction::Mint { - amount_to_mint: amount_a, - } - }; - - let mut pool_lp_auth = pool_lp.clone(); - pool_lp_auth.is_authorized = true; - - let call_token_lp = ChainedCall::new( - token_program_id, - vec![pool_lp_auth.clone(), user_holding_lp.clone()], - &instruction, - ) - .with_pda_seeds(vec![compute_liquidity_token_pda_seed(pool.account_id)]); - - let chained_calls = vec![call_token_lp, call_token_b, call_token_a]; - - let post_states = vec![ - pool_post.clone(), - AccountPostState::new(pre_states[1].account.clone()), - AccountPostState::new(pre_states[2].account.clone()), - AccountPostState::new(pre_states[3].account.clone()), - AccountPostState::new(pre_states[4].account.clone()), - AccountPostState::new(pre_states[5].account.clone()), - AccountPostState::new(pre_states[6].account.clone()), - ]; - - (post_states.clone(), chained_calls) -} - -fn swap( - pre_states: &[AccountWithMetadata], - amounts: &[u128], - token_in_id: AccountId, -) -> (Vec, Vec) { - if pre_states.len() != 5 { - panic!("Invalid number of input accounts"); - } - - if amounts.len() != 2 { - panic!("Invalid number of amounts provided"); - } - - let pool = &pre_states[0]; - let vault_a = &pre_states[1]; - let vault_b = &pre_states[2]; - let user_holding_a = &pre_states[3]; - let user_holding_b = &pre_states[4]; - - // Verify vaults are in fact vaults - let pool_def_data = PoolDefinition::parse(&pool.account.data) - .expect("Swap: AMM Program expects a valid Pool Definition Account"); - - if !pool_def_data.active { - panic!("Pool is inactive"); - } - - if vault_a.account_id != pool_def_data.vault_a_id { - panic!("Vault A was not provided"); - } - - if vault_b.account_id != pool_def_data.vault_b_id { - panic!("Vault B was not provided"); - } - - // fetch pool reserves - // validates reserves is at least the vaults' balances - let vault_a_token_holding = token_core::TokenHolding::try_from(&vault_a.account.data) - .expect("Swap: AMM Program expects a valid Token Holding Account for Vault A"); - let token_core::TokenHolding::Fungible { - definition_id: _, - balance: vault_a_balance, - } = vault_a_token_holding - else { - panic!("Swap: AMM Program expects a valid Fungible Token Holding Account for Vault A"); - }; - if vault_a_balance < pool_def_data.reserve_a { - panic!("Reserve for Token A exceeds vault balance"); - } - - let vault_b_token_holding = token_core::TokenHolding::try_from(&vault_b.account.data) - .expect("Swap: AMM Program expects a valid Token Holding Account for Vault B"); - let token_core::TokenHolding::Fungible { - definition_id: _, - balance: vault_b_balance, - } = vault_b_token_holding - else { - panic!("Swap: AMM Program expects a valid Fungible Token Holding Account for Vault B"); - }; - - if vault_b_balance < pool_def_data.reserve_b { - panic!("Reserve for Token B exceeds vault balance"); - } - - let (chained_calls, [deposit_a, withdraw_a], [deposit_b, withdraw_b]) = - if token_in_id == pool_def_data.definition_token_a_id { - let (chained_calls, deposit_a, withdraw_b) = swap_logic( - user_holding_a.clone(), - vault_a.clone(), - vault_b.clone(), - user_holding_b.clone(), - amounts[0], - amounts[1], - &[pool_def_data.reserve_a, pool_def_data.reserve_b], - pool.account_id, - ); - - (chained_calls, [deposit_a, 0], [0, withdraw_b]) - } else if token_in_id == pool_def_data.definition_token_b_id { - let (chained_calls, deposit_b, withdraw_a) = swap_logic( - user_holding_b.clone(), - vault_b.clone(), - vault_a.clone(), - user_holding_a.clone(), - amounts[0], - amounts[1], - &[pool_def_data.reserve_b, pool_def_data.reserve_a], - pool.account_id, - ); - - (chained_calls, [0, withdraw_a], [deposit_b, 0]) - } else { - panic!("AccountId is not a token type for the pool"); - }; - - // Update pool account - let mut pool_post = pool.account.clone(); - let pool_post_definition = PoolDefinition { - reserve_a: pool_def_data.reserve_a + deposit_a - withdraw_a, - reserve_b: pool_def_data.reserve_b + deposit_b - withdraw_b, - ..pool_def_data - }; - - pool_post.data = pool_post_definition.into_data(); - - let post_states = vec![ - AccountPostState::new(pool_post.clone()), - AccountPostState::new(pre_states[1].account.clone()), - AccountPostState::new(pre_states[2].account.clone()), - AccountPostState::new(pre_states[3].account.clone()), - AccountPostState::new(pre_states[4].account.clone()), - ]; - - (post_states, chained_calls) -} - -#[expect(clippy::too_many_arguments, reason = "TODO: Fix later")] -fn swap_logic( - user_deposit: AccountWithMetadata, - vault_deposit: AccountWithMetadata, - vault_withdraw: AccountWithMetadata, - user_withdraw: AccountWithMetadata, - deposit_amount: u128, - min_amount_out: u128, - reserve_amounts: &[u128], - pool_id: AccountId, -) -> (Vec, u128, u128) { - let reserve_deposit_vault_amount = reserve_amounts[0]; - let reserve_withdraw_vault_amount = reserve_amounts[1]; - - // Compute withdraw amount - // Maintains pool constant product - // k = pool_def_data.reserve_a * pool_def_data.reserve_b; - let withdraw_amount = (reserve_withdraw_vault_amount * deposit_amount) - / (reserve_deposit_vault_amount + deposit_amount); - - // Slippage check - if min_amount_out > withdraw_amount { - panic!("Withdraw amount is less than minimal amount out"); - } - - if withdraw_amount == 0 { - panic!("Withdraw amount should be nonzero"); - } - - let token_program_id = user_deposit.account.program_owner; - - let mut chained_calls = Vec::new(); - chained_calls.push(ChainedCall::new( - token_program_id, - vec![user_deposit, vault_deposit], - &token_core::Instruction::Transfer { - amount_to_transfer: deposit_amount, - }, - )); - - let mut vault_withdraw = vault_withdraw.clone(); - vault_withdraw.is_authorized = true; - - let pda_seed = compute_vault_pda_seed( - pool_id, - token_core::TokenHolding::try_from(&vault_withdraw.account.data) - .expect("Swap Logic: AMM Program expects valid token data") - .definition_id(), - ); - - chained_calls.push( - ChainedCall::new( - token_program_id, - vec![vault_withdraw, user_withdraw], - &token_core::Instruction::Transfer { - amount_to_transfer: withdraw_amount, - }, - ) - .with_pda_seeds(vec![pda_seed]), - ); - - (chained_calls, deposit_amount, withdraw_amount) -} - -fn add_liquidity( - pre_states: &[AccountWithMetadata], - balances: &[u128], -) -> (Vec, Vec) { - if pre_states.len() != 7 { - panic!("Invalid number of input accounts"); - } - - let pool = &pre_states[0]; - let vault_a = &pre_states[1]; - let vault_b = &pre_states[2]; - let pool_definition_lp = &pre_states[3]; - let user_holding_a = &pre_states[4]; - let user_holding_b = &pre_states[5]; - let user_holding_lp = &pre_states[6]; - - // 1. Fetch Pool state - let pool_def_data = PoolDefinition::parse(&pool.account.data) - .expect("Add liquidity: AMM Program expects valid Pool Definition Account"); - if vault_a.account_id != pool_def_data.vault_a_id { - panic!("Vault A was not provided"); - } - - if pool_def_data.liquidity_pool_id != pool_definition_lp.account_id { - panic!("LP definition mismatch"); - } - - if vault_b.account_id != pool_def_data.vault_b_id { - panic!("Vault B was not provided"); - } - if balances.len() != 3 { - panic!("Invalid number of input balances"); - } - - let min_amount_lp = balances[0]; - let max_amount_a = balances[1]; - let max_amount_b = balances[2]; - - if max_amount_a == 0 || max_amount_b == 0 { - panic!("Both max-balances must be nonzero"); - } - - if min_amount_lp == 0 { - panic!("Min-lp must be nonzero"); - } - - // 2. Determine deposit amount - let vault_b_token_holding = token_core::TokenHolding::try_from(&vault_b.account.data) - .expect("Add liquidity: AMM Program expects valid Token Holding Account for Vault B"); - let token_core::TokenHolding::Fungible { - definition_id: _, - balance: vault_b_balance, - } = vault_b_token_holding - else { - panic!( - "Add liquidity: AMM Program expects valid Fungible Token Holding Account for Vault B" - ); - }; - - let vault_a_token_holding = token_core::TokenHolding::try_from(&vault_a.account.data) - .expect("Add liquidity: AMM Program expects valid Token Holding Account for Vault A"); - let token_core::TokenHolding::Fungible { - definition_id: _, - balance: vault_a_balance, - } = vault_a_token_holding - else { - panic!( - "Add liquidity: AMM Program expects valid Fungible Token Holding Account for Vault A" - ); - }; - - if pool_def_data.reserve_a == 0 || pool_def_data.reserve_b == 0 { - panic!("Reserves must be nonzero"); - } - - if vault_a_balance < pool_def_data.reserve_a || vault_b_balance < pool_def_data.reserve_b { - panic!("Vaults' balances must be at least the reserve amounts"); - } - - // Calculate actual_amounts - let ideal_a: u128 = (pool_def_data.reserve_a * max_amount_b) / pool_def_data.reserve_b; - let ideal_b: u128 = (pool_def_data.reserve_b * max_amount_a) / pool_def_data.reserve_a; - - let actual_amount_a = if ideal_a > max_amount_a { - max_amount_a - } else { - ideal_a - }; - let actual_amount_b = if ideal_b > max_amount_b { - max_amount_b - } else { - ideal_b - }; - - // 3. Validate amounts - if max_amount_a < actual_amount_a || max_amount_b < actual_amount_b { - panic!("Actual trade amounts cannot exceed max_amounts"); - } - - if actual_amount_a == 0 || actual_amount_b == 0 { - panic!("A trade amount is 0"); - } - - // 4. Calculate LP to mint - let delta_lp = std::cmp::min( - pool_def_data.liquidity_pool_supply * actual_amount_a / pool_def_data.reserve_a, - pool_def_data.liquidity_pool_supply * actual_amount_b / pool_def_data.reserve_b, - ); - - if delta_lp == 0 { - panic!("Payable LP must be nonzero"); - } - - if delta_lp < min_amount_lp { - panic!("Payable LP is less than provided minimum LP amount"); - } - - // 5. Update pool account - let mut pool_post = pool.account.clone(); - let pool_post_definition = PoolDefinition { - liquidity_pool_supply: pool_def_data.liquidity_pool_supply + delta_lp, - reserve_a: pool_def_data.reserve_a + actual_amount_a, - reserve_b: pool_def_data.reserve_b + actual_amount_b, - ..pool_def_data - }; - - pool_post.data = pool_post_definition.into_data(); - let token_program_id = user_holding_a.account.program_owner; - - // Chain call for Token A (UserHoldingA -> Vault_A) - let call_token_a = ChainedCall::new( - token_program_id, - vec![user_holding_a.clone(), vault_a.clone()], - &token_core::Instruction::Transfer { - amount_to_transfer: actual_amount_a, - }, - ); - // Chain call for Token B (UserHoldingB -> Vault_B) - let call_token_b = ChainedCall::new( - token_program_id, - vec![user_holding_b.clone(), vault_b.clone()], - &token_core::Instruction::Transfer { - amount_to_transfer: actual_amount_b, - }, - ); - // Chain call for LP (mint new tokens for user_holding_lp) - let mut pool_definition_lp_auth = pool_definition_lp.clone(); - pool_definition_lp_auth.is_authorized = true; - let call_token_lp = ChainedCall::new( - token_program_id, - vec![pool_definition_lp_auth.clone(), user_holding_lp.clone()], - &token_core::Instruction::Mint { - amount_to_mint: delta_lp, - }, - ) - .with_pda_seeds(vec![compute_liquidity_token_pda_seed(pool.account_id)]); - - let chained_calls = vec![call_token_lp, call_token_b, call_token_a]; - - let post_states = vec![ - AccountPostState::new(pool_post), - AccountPostState::new(pre_states[1].account.clone()), - AccountPostState::new(pre_states[2].account.clone()), - AccountPostState::new(pre_states[3].account.clone()), - AccountPostState::new(pre_states[4].account.clone()), - AccountPostState::new(pre_states[5].account.clone()), - AccountPostState::new(pre_states[6].account.clone()), - ]; - - (post_states, chained_calls) -} - -fn remove_liquidity( - pre_states: &[AccountWithMetadata], - amounts: &[u128], -) -> (Vec, Vec) { - if pre_states.len() != 7 { - panic!("Invalid number of input accounts"); - } - - let pool = &pre_states[0]; - let vault_a = &pre_states[1]; - let vault_b = &pre_states[2]; - let pool_definition_lp = &pre_states[3]; - let user_holding_a = &pre_states[4]; - let user_holding_b = &pre_states[5]; - let user_holding_lp = &pre_states[6]; - - if amounts.len() != 3 { - panic!("Invalid number of balances"); - } - - let amount_lp = amounts[0]; - let amount_min_a = amounts[1]; - let amount_min_b = amounts[2]; - - // 1. Fetch Pool state - let pool_def_data = PoolDefinition::parse(&pool.account.data) - .expect("Remove liquidity: AMM Program expects a valid Pool Definition Account"); - - if !pool_def_data.active { - panic!("Pool is inactive"); - } - - if pool_def_data.liquidity_pool_id != pool_definition_lp.account_id { - panic!("LP definition mismatch"); - } - - if vault_a.account_id != pool_def_data.vault_a_id { - panic!("Vault A was not provided"); - } - - if vault_b.account_id != pool_def_data.vault_b_id { - panic!("Vault B was not provided"); - } - - // Vault addresses do not need to be checked with PDA - // calculation for setting authorization since stored - // in the Pool Definition. - let mut running_vault_a = vault_a.clone(); - let mut running_vault_b = vault_b.clone(); - running_vault_a.is_authorized = true; - running_vault_b.is_authorized = true; - - if amount_min_a == 0 || amount_min_b == 0 { - panic!("Minimum withdraw amount must be nonzero"); - } - - if amount_lp == 0 { - panic!("Liquidity amount must be nonzero"); - } - - // 2. Compute withdrawal amounts - let user_holding_lp_data = token_core::TokenHolding::try_from(&user_holding_lp.account.data) - .expect("Remove liquidity: AMM Program expects a valid Token Account for liquidity token"); - let token_core::TokenHolding::Fungible { - definition_id: _, - balance: user_lp_balance, - } = user_holding_lp_data - else { - panic!( - "Remove liquidity: AMM Program expects a valid Fungible Token Holding Account for liquidity token" - ); - }; - - if user_lp_balance > pool_def_data.liquidity_pool_supply - || user_holding_lp_data.definition_id() != pool_def_data.liquidity_pool_id - { - panic!("Invalid liquidity account provided"); - } - - let withdraw_amount_a = - (pool_def_data.reserve_a * amount_lp) / pool_def_data.liquidity_pool_supply; - let withdraw_amount_b = - (pool_def_data.reserve_b * amount_lp) / pool_def_data.liquidity_pool_supply; - - // 3. Validate and slippage check - if withdraw_amount_a < amount_min_a { - panic!("Insufficient minimal withdraw amount (Token A) provided for liquidity amount"); - } - if withdraw_amount_b < amount_min_b { - panic!("Insufficient minimal withdraw amount (Token B) provided for liquidity amount"); - } - - // 4. Calculate LP to reduce cap by - let delta_lp: u128 = - (pool_def_data.liquidity_pool_supply * amount_lp) / pool_def_data.liquidity_pool_supply; - - let active: bool = pool_def_data.liquidity_pool_supply - delta_lp != 0; - - // 5. Update pool account - let mut pool_post = pool.account.clone(); - let pool_post_definition = PoolDefinition { - liquidity_pool_supply: pool_def_data.liquidity_pool_supply - delta_lp, - reserve_a: pool_def_data.reserve_a - withdraw_amount_a, - reserve_b: pool_def_data.reserve_b - withdraw_amount_b, - active, - ..pool_def_data.clone() - }; - - pool_post.data = pool_post_definition.into_data(); - - let token_program_id = user_holding_a.account.program_owner; - - // Chaincall for Token A withdraw - let call_token_a = ChainedCall::new( - token_program_id, - vec![running_vault_a, user_holding_a.clone()], - &token_core::Instruction::Transfer { - amount_to_transfer: withdraw_amount_a, - }, - ) - .with_pda_seeds(vec![compute_vault_pda_seed( - pool.account_id, - pool_def_data.definition_token_a_id, - )]); - // Chaincall for Token B withdraw - let call_token_b = ChainedCall::new( - token_program_id, - vec![running_vault_b, user_holding_b.clone()], - &token_core::Instruction::Transfer { - amount_to_transfer: withdraw_amount_b, - }, - ) - .with_pda_seeds(vec![compute_vault_pda_seed( - pool.account_id, - pool_def_data.definition_token_b_id, - )]); - // Chaincall for LP adjustment - let mut pool_definition_lp_auth = pool_definition_lp.clone(); - pool_definition_lp_auth.is_authorized = true; - let call_token_lp = ChainedCall::new( - token_program_id, - vec![pool_definition_lp_auth, user_holding_lp.clone()], - &token_core::Instruction::Burn { - amount_to_burn: delta_lp, - }, - ) - .with_pda_seeds(vec![compute_liquidity_token_pda_seed(pool.account_id)]); - - let chained_calls = vec![call_token_lp, call_token_b, call_token_a]; - - let post_states = vec![ - AccountPostState::new(pool_post.clone()), - AccountPostState::new(pre_states[1].account.clone()), - AccountPostState::new(pre_states[2].account.clone()), - AccountPostState::new(pre_states[3].account.clone()), - AccountPostState::new(pre_states[4].account.clone()), - AccountPostState::new(pre_states[5].account.clone()), - AccountPostState::new(pre_states[6].account.clone()), - ]; - - (post_states, chained_calls) -} - -#[cfg(test)] -mod tests { - use nssa_core::{ - account::{Account, AccountId, AccountWithMetadata, Data}, - program::{ChainedCall, ProgramId}, - }; - use token_core::{TokenDefinition, TokenHolding}; - - use crate::{ - PoolDefinition, add_liquidity, compute_liquidity_token_pda, - compute_liquidity_token_pda_seed, compute_pool_pda, compute_vault_pda, - compute_vault_pda_seed, new_definition, remove_liquidity, swap, - }; - - const TOKEN_PROGRAM_ID: ProgramId = [15; 8]; - const AMM_PROGRAM_ID: ProgramId = [42; 8]; - - struct BalanceForTests; - - impl BalanceForTests { - fn vault_a_reserve_init() -> u128 { - 1_000 - } - - fn vault_b_reserve_init() -> u128 { - 500 - } - - fn vault_a_reserve_low() -> u128 { - 10 - } - - fn vault_b_reserve_low() -> u128 { - 10 - } - - fn vault_a_reserve_high() -> u128 { - 500_000 - } - - fn vault_b_reserve_high() -> u128 { - 500_000 - } - - fn user_token_a_balance() -> u128 { - 1_000 - } - - fn user_token_b_balance() -> u128 { - 500 - } - - fn user_token_lp_balance() -> u128 { - 100 - } - - fn remove_min_amount_a() -> u128 { - 50 - } - - fn remove_min_amount_b() -> u128 { - 100 - } - - fn remove_actual_a_successful() -> u128 { - 100 - } - - fn remove_min_amount_b_low() -> u128 { - 50 - } - - fn remove_amount_lp() -> u128 { - 100 - } - - fn remove_amount_lp_1() -> u128 { - 30 - } - - fn add_max_amount_a() -> u128 { - 500 - } - - fn add_max_amount_b() -> u128 { - 200 - } - - fn add_max_amount_a_low() -> u128 { - 10 - } - - fn add_max_amount_b_low() -> u128 { - 10 - } - - fn add_min_amount_lp() -> u128 { - 20 - } - - fn vault_a_swap_test_1() -> u128 { - 1_500 - } - - fn vault_a_swap_test_2() -> u128 { - 715 - } - - fn vault_b_swap_test_1() -> u128 { - 334 - } - - fn vault_b_swap_test_2() -> u128 { - 700 - } - - fn min_amount_out() -> u128 { - 200 - } - - fn vault_a_add_successful() -> u128 { - 1_400 - } - - fn vault_b_add_successful() -> u128 { - 700 - } - - fn add_successful_amount_a() -> u128 { - 400 - } - - fn add_successful_amount_b() -> u128 { - 200 - } - - fn vault_a_remove_successful() -> u128 { - 900 - } - - fn vault_b_remove_successful() -> u128 { - 450 - } - } - - struct ChainedCallForTests; - - impl ChainedCallForTests { - fn cc_swap_token_a_test_1() -> ChainedCall { - ChainedCall::new( - TOKEN_PROGRAM_ID, - vec![ - AccountForTests::user_holding_a(), - AccountForTests::vault_a_init(), - ], - &token_core::Instruction::Transfer { - amount_to_transfer: BalanceForTests::add_max_amount_a(), - }, - ) - } - - fn cc_swap_token_b_test_1() -> ChainedCall { - let swap_amount: u128 = 166; - - let mut vault_b_auth = AccountForTests::vault_b_init(); - vault_b_auth.is_authorized = true; - - ChainedCall::new( - TOKEN_PROGRAM_ID, - vec![vault_b_auth, AccountForTests::user_holding_b()], - &token_core::Instruction::Transfer { - amount_to_transfer: swap_amount, - }, - ) - .with_pda_seeds(vec![compute_vault_pda_seed( - IdForTests::pool_definition_id(), - IdForTests::token_b_definition_id(), - )]) - } - - fn cc_swap_token_a_test_2() -> ChainedCall { - let swap_amount: u128 = 285; - - let mut vault_a_auth = AccountForTests::vault_a_init(); - vault_a_auth.is_authorized = true; - - ChainedCall::new( - TOKEN_PROGRAM_ID, - vec![vault_a_auth, AccountForTests::user_holding_a()], - &token_core::Instruction::Transfer { - amount_to_transfer: swap_amount, - }, - ) - .with_pda_seeds(vec![compute_vault_pda_seed( - IdForTests::pool_definition_id(), - IdForTests::token_a_definition_id(), - )]) - } - - fn cc_swap_token_b_test_2() -> ChainedCall { - ChainedCall::new( - TOKEN_PROGRAM_ID, - vec![ - AccountForTests::user_holding_b(), - AccountForTests::vault_b_init(), - ], - &token_core::Instruction::Transfer { - amount_to_transfer: BalanceForTests::add_max_amount_b(), - }, - ) - } - - fn cc_add_token_a() -> ChainedCall { - ChainedCall::new( - TOKEN_PROGRAM_ID, - vec![ - AccountForTests::user_holding_a(), - AccountForTests::vault_a_init(), - ], - &token_core::Instruction::Transfer { - amount_to_transfer: BalanceForTests::add_successful_amount_a(), - }, - ) - } - - fn cc_add_token_b() -> ChainedCall { - ChainedCall::new( - TOKEN_PROGRAM_ID, - vec![ - AccountForTests::user_holding_b(), - AccountForTests::vault_b_init(), - ], - &token_core::Instruction::Transfer { - amount_to_transfer: BalanceForTests::add_successful_amount_b(), - }, - ) - } - - fn cc_add_pool_lp() -> ChainedCall { - let mut pool_lp_auth = AccountForTests::pool_lp_init(); - pool_lp_auth.is_authorized = true; - - ChainedCall::new( - TOKEN_PROGRAM_ID, - vec![pool_lp_auth, AccountForTests::user_holding_lp_init()], - &token_core::Instruction::Mint { - amount_to_mint: BalanceForTests::add_successful_amount_a(), - }, - ) - .with_pda_seeds(vec![compute_liquidity_token_pda_seed( - IdForTests::pool_definition_id(), - )]) - } - - fn cc_remove_token_a() -> ChainedCall { - let mut vault_a_auth = AccountForTests::vault_a_init(); - vault_a_auth.is_authorized = true; - - ChainedCall::new( - TOKEN_PROGRAM_ID, - vec![vault_a_auth, AccountForTests::user_holding_a()], - &token_core::Instruction::Transfer { - amount_to_transfer: BalanceForTests::remove_actual_a_successful(), - }, - ) - .with_pda_seeds(vec![compute_vault_pda_seed( - IdForTests::pool_definition_id(), - IdForTests::token_a_definition_id(), - )]) - } - - fn cc_remove_token_b() -> ChainedCall { - let mut vault_b_auth = AccountForTests::vault_b_init(); - vault_b_auth.is_authorized = true; - - ChainedCall::new( - TOKEN_PROGRAM_ID, - vec![vault_b_auth, AccountForTests::user_holding_b()], - &token_core::Instruction::Transfer { - amount_to_transfer: BalanceForTests::remove_min_amount_b_low(), - }, - ) - .with_pda_seeds(vec![compute_vault_pda_seed( - IdForTests::pool_definition_id(), - IdForTests::token_b_definition_id(), - )]) - } - - fn cc_remove_pool_lp() -> ChainedCall { - let mut pool_lp_auth = AccountForTests::pool_lp_init(); - pool_lp_auth.is_authorized = true; - - ChainedCall::new( - TOKEN_PROGRAM_ID, - vec![pool_lp_auth, AccountForTests::user_holding_lp_init()], - &token_core::Instruction::Burn { - amount_to_burn: BalanceForTests::remove_amount_lp(), - }, - ) - .with_pda_seeds(vec![compute_liquidity_token_pda_seed( - IdForTests::pool_definition_id(), - )]) - } - - fn cc_new_definition_token_a() -> ChainedCall { - ChainedCall::new( - TOKEN_PROGRAM_ID, - vec![ - AccountForTests::user_holding_a(), - AccountForTests::vault_a_init(), - ], - &token_core::Instruction::Transfer { - amount_to_transfer: BalanceForTests::add_successful_amount_a(), - }, - ) - } - - fn cc_new_definition_token_b() -> ChainedCall { - ChainedCall::new( - TOKEN_PROGRAM_ID, - vec![ - AccountForTests::user_holding_b(), - AccountForTests::vault_b_init(), - ], - &token_core::Instruction::Transfer { - amount_to_transfer: BalanceForTests::add_successful_amount_b(), - }, - ) - } - - fn cc_new_definition_token_lp() -> ChainedCall { - ChainedCall::new( - TOKEN_PROGRAM_ID, - vec![ - AccountForTests::pool_lp_init(), - AccountForTests::user_holding_lp_uninit(), - ], - &token_core::Instruction::Mint { - amount_to_mint: BalanceForTests::add_successful_amount_a(), - }, - ) - .with_pda_seeds(vec![compute_liquidity_token_pda_seed( - IdForTests::pool_definition_id(), - )]) - } - } - - struct IdForTests; - - impl IdForTests { - fn token_a_definition_id() -> AccountId { - AccountId::new([42; 32]) - } - - fn token_b_definition_id() -> AccountId { - AccountId::new([43; 32]) - } - - fn token_lp_definition_id() -> AccountId { - compute_liquidity_token_pda(AMM_PROGRAM_ID, IdForTests::pool_definition_id()) - } - - fn user_token_a_id() -> AccountId { - AccountId::new([45; 32]) - } - - fn user_token_b_id() -> AccountId { - AccountId::new([46; 32]) - } - - fn user_token_lp_id() -> AccountId { - AccountId::new([47; 32]) - } - - fn pool_definition_id() -> AccountId { - compute_pool_pda( - AMM_PROGRAM_ID, - IdForTests::token_a_definition_id(), - IdForTests::token_b_definition_id(), - ) - } - - fn vault_a_id() -> AccountId { - compute_vault_pda( - AMM_PROGRAM_ID, - IdForTests::pool_definition_id(), - IdForTests::token_a_definition_id(), - ) - } - - fn vault_b_id() -> AccountId { - compute_vault_pda( - AMM_PROGRAM_ID, - IdForTests::pool_definition_id(), - IdForTests::token_b_definition_id(), - ) - } - } - - struct AccountForTests; - - impl AccountForTests { - fn user_holding_a() -> AccountWithMetadata { - AccountWithMetadata { - account: Account { - program_owner: TOKEN_PROGRAM_ID, - balance: 0u128, - data: Data::from(&TokenHolding::Fungible { - definition_id: IdForTests::token_a_definition_id(), - balance: BalanceForTests::user_token_a_balance(), - }), - nonce: 0, - }, - is_authorized: true, - account_id: IdForTests::user_token_a_id(), - } - } - - fn user_holding_b() -> AccountWithMetadata { - AccountWithMetadata { - account: Account { - program_owner: TOKEN_PROGRAM_ID, - balance: 0u128, - data: Data::from(&TokenHolding::Fungible { - definition_id: IdForTests::token_b_definition_id(), - balance: BalanceForTests::user_token_b_balance(), - }), - nonce: 0, - }, - is_authorized: true, - account_id: IdForTests::user_token_b_id(), - } - } - - fn vault_a_init() -> AccountWithMetadata { - AccountWithMetadata { - account: Account { - program_owner: TOKEN_PROGRAM_ID, - balance: 0u128, - data: Data::from(&TokenHolding::Fungible { - definition_id: IdForTests::token_a_definition_id(), - balance: BalanceForTests::vault_a_reserve_init(), - }), - nonce: 0, - }, - is_authorized: true, - account_id: IdForTests::vault_a_id(), - } - } - - fn vault_b_init() -> AccountWithMetadata { - AccountWithMetadata { - account: Account { - program_owner: TOKEN_PROGRAM_ID, - balance: 0u128, - data: Data::from(&TokenHolding::Fungible { - definition_id: IdForTests::token_b_definition_id(), - balance: BalanceForTests::vault_b_reserve_init(), - }), - nonce: 0, - }, - is_authorized: true, - account_id: IdForTests::vault_b_id(), - } - } - - fn vault_a_init_high() -> AccountWithMetadata { - AccountWithMetadata { - account: Account { - program_owner: TOKEN_PROGRAM_ID, - balance: 0u128, - data: Data::from(&TokenHolding::Fungible { - definition_id: IdForTests::token_a_definition_id(), - balance: BalanceForTests::vault_a_reserve_high(), - }), - nonce: 0, - }, - is_authorized: true, - account_id: IdForTests::vault_a_id(), - } - } - - fn vault_b_init_high() -> AccountWithMetadata { - AccountWithMetadata { - account: Account { - program_owner: TOKEN_PROGRAM_ID, - balance: 0u128, - data: Data::from(&TokenHolding::Fungible { - definition_id: IdForTests::token_b_definition_id(), - balance: BalanceForTests::vault_b_reserve_high(), - }), - nonce: 0, - }, - is_authorized: true, - account_id: IdForTests::vault_b_id(), - } - } - - fn vault_a_init_low() -> AccountWithMetadata { - AccountWithMetadata { - account: Account { - program_owner: TOKEN_PROGRAM_ID, - balance: 0u128, - data: Data::from(&TokenHolding::Fungible { - definition_id: IdForTests::token_a_definition_id(), - balance: BalanceForTests::vault_a_reserve_low(), - }), - nonce: 0, - }, - is_authorized: true, - account_id: IdForTests::vault_a_id(), - } - } - - fn vault_b_init_low() -> AccountWithMetadata { - AccountWithMetadata { - account: Account { - program_owner: TOKEN_PROGRAM_ID, - balance: 0u128, - data: Data::from(&TokenHolding::Fungible { - definition_id: IdForTests::token_b_definition_id(), - balance: BalanceForTests::vault_b_reserve_low(), - }), - nonce: 0, - }, - is_authorized: true, - account_id: IdForTests::vault_b_id(), - } - } - - fn vault_a_init_zero() -> AccountWithMetadata { - AccountWithMetadata { - account: Account { - program_owner: TOKEN_PROGRAM_ID, - balance: 0u128, - data: Data::from(&TokenHolding::Fungible { - definition_id: IdForTests::token_a_definition_id(), - balance: 0, - }), - nonce: 0, - }, - is_authorized: true, - account_id: IdForTests::vault_a_id(), - } - } - - fn vault_b_init_zero() -> AccountWithMetadata { - AccountWithMetadata { - account: Account { - program_owner: TOKEN_PROGRAM_ID, - balance: 0u128, - data: Data::from(&TokenHolding::Fungible { - definition_id: IdForTests::token_b_definition_id(), - balance: 0, - }), - nonce: 0, - }, - is_authorized: true, - account_id: IdForTests::vault_b_id(), - } - } - - fn pool_lp_init() -> AccountWithMetadata { - AccountWithMetadata { - account: Account { - program_owner: TOKEN_PROGRAM_ID, - balance: 0u128, - data: Data::from(&TokenDefinition::Fungible { - name: String::from("test"), - total_supply: BalanceForTests::vault_a_reserve_init(), - metadata_id: None, - }), - nonce: 0, - }, - is_authorized: true, - account_id: IdForTests::token_lp_definition_id(), - } - } - - fn pool_lp_with_wrong_id() -> AccountWithMetadata { - AccountWithMetadata { - account: Account { - program_owner: TOKEN_PROGRAM_ID, - balance: 0u128, - data: Data::from(&TokenDefinition::Fungible { - name: String::from("test"), - total_supply: BalanceForTests::vault_a_reserve_init(), - metadata_id: None, - }), - nonce: 0, - }, - is_authorized: true, - account_id: IdForTests::vault_a_id(), - } - } - - fn user_holding_lp_uninit() -> AccountWithMetadata { - AccountWithMetadata { - account: Account { - program_owner: TOKEN_PROGRAM_ID, - balance: 0u128, - data: Data::from(&TokenHolding::Fungible { - definition_id: IdForTests::token_lp_definition_id(), - balance: 0, - }), - nonce: 0, - }, - is_authorized: true, - account_id: IdForTests::user_token_lp_id(), - } - } - - fn user_holding_lp_init() -> AccountWithMetadata { - AccountWithMetadata { - account: Account { - program_owner: TOKEN_PROGRAM_ID, - balance: 0u128, - data: Data::from(&TokenHolding::Fungible { - definition_id: IdForTests::token_lp_definition_id(), - balance: BalanceForTests::user_token_lp_balance(), - }), - nonce: 0, - }, - is_authorized: true, - account_id: IdForTests::user_token_lp_id(), - } - } - - fn pool_definition_uninit() -> AccountWithMetadata { - AccountWithMetadata { - account: Account::default(), - is_authorized: true, - account_id: IdForTests::pool_definition_id(), - } - } - - fn pool_definition_init() -> AccountWithMetadata { - AccountWithMetadata { - account: Account { - program_owner: ProgramId::default(), - balance: 0u128, - data: PoolDefinition::into_data(PoolDefinition { - definition_token_a_id: IdForTests::token_a_definition_id(), - definition_token_b_id: IdForTests::token_b_definition_id(), - vault_a_id: IdForTests::vault_a_id(), - vault_b_id: IdForTests::vault_b_id(), - liquidity_pool_id: IdForTests::token_lp_definition_id(), - liquidity_pool_supply: BalanceForTests::vault_a_reserve_init(), - reserve_a: BalanceForTests::vault_a_reserve_init(), - reserve_b: BalanceForTests::vault_b_reserve_init(), - fees: 0u128, - active: true, - }), - nonce: 0, - }, - is_authorized: true, - account_id: IdForTests::pool_definition_id(), - } - } - - fn pool_definition_init_reserve_a_zero() -> AccountWithMetadata { - AccountWithMetadata { - account: Account { - program_owner: ProgramId::default(), - balance: 0u128, - data: PoolDefinition::into_data(PoolDefinition { - definition_token_a_id: IdForTests::token_a_definition_id(), - definition_token_b_id: IdForTests::token_b_definition_id(), - vault_a_id: IdForTests::vault_a_id(), - vault_b_id: IdForTests::vault_b_id(), - liquidity_pool_id: IdForTests::token_lp_definition_id(), - liquidity_pool_supply: BalanceForTests::vault_a_reserve_init(), - reserve_a: 0, - reserve_b: BalanceForTests::vault_b_reserve_init(), - fees: 0u128, - active: true, - }), - nonce: 0, - }, - is_authorized: true, - account_id: IdForTests::pool_definition_id(), - } - } - - fn pool_definition_init_reserve_b_zero() -> AccountWithMetadata { - AccountWithMetadata { - account: Account { - program_owner: ProgramId::default(), - balance: 0u128, - data: PoolDefinition::into_data(PoolDefinition { - definition_token_a_id: IdForTests::token_a_definition_id(), - definition_token_b_id: IdForTests::token_b_definition_id(), - vault_a_id: IdForTests::vault_a_id(), - vault_b_id: IdForTests::vault_b_id(), - liquidity_pool_id: IdForTests::token_lp_definition_id(), - liquidity_pool_supply: BalanceForTests::vault_a_reserve_init(), - reserve_a: BalanceForTests::vault_a_reserve_init(), - reserve_b: 0, - fees: 0u128, - active: true, - }), - nonce: 0, - }, - is_authorized: true, - account_id: IdForTests::pool_definition_id(), - } - } - - fn pool_definition_init_reserve_a_low() -> AccountWithMetadata { - AccountWithMetadata { - account: Account { - program_owner: ProgramId::default(), - balance: 0u128, - data: PoolDefinition::into_data(PoolDefinition { - definition_token_a_id: IdForTests::token_a_definition_id(), - definition_token_b_id: IdForTests::token_b_definition_id(), - vault_a_id: IdForTests::vault_a_id(), - vault_b_id: IdForTests::vault_b_id(), - liquidity_pool_id: IdForTests::token_lp_definition_id(), - liquidity_pool_supply: BalanceForTests::vault_a_reserve_low(), - reserve_a: BalanceForTests::vault_a_reserve_low(), - reserve_b: BalanceForTests::vault_b_reserve_high(), - fees: 0u128, - active: true, - }), - nonce: 0, - }, - is_authorized: true, - account_id: IdForTests::pool_definition_id(), - } - } - - fn pool_definition_init_reserve_b_low() -> AccountWithMetadata { - AccountWithMetadata { - account: Account { - program_owner: ProgramId::default(), - balance: 0u128, - data: PoolDefinition::into_data(PoolDefinition { - definition_token_a_id: IdForTests::token_a_definition_id(), - definition_token_b_id: IdForTests::token_b_definition_id(), - vault_a_id: IdForTests::vault_a_id(), - vault_b_id: IdForTests::vault_b_id(), - liquidity_pool_id: IdForTests::token_lp_definition_id(), - liquidity_pool_supply: BalanceForTests::vault_a_reserve_high(), - reserve_a: BalanceForTests::vault_a_reserve_high(), - reserve_b: BalanceForTests::vault_b_reserve_low(), - fees: 0u128, - active: true, - }), - nonce: 0, - }, - is_authorized: true, - account_id: IdForTests::pool_definition_id(), - } - } - - fn pool_definition_swap_test_1() -> AccountWithMetadata { - AccountWithMetadata { - account: Account { - program_owner: ProgramId::default(), - balance: 0u128, - data: PoolDefinition::into_data(PoolDefinition { - definition_token_a_id: IdForTests::token_a_definition_id(), - definition_token_b_id: IdForTests::token_b_definition_id(), - vault_a_id: IdForTests::vault_a_id(), - vault_b_id: IdForTests::vault_b_id(), - liquidity_pool_id: IdForTests::token_lp_definition_id(), - liquidity_pool_supply: BalanceForTests::vault_a_reserve_init(), - reserve_a: BalanceForTests::vault_a_swap_test_1(), - reserve_b: BalanceForTests::vault_b_swap_test_1(), - fees: 0u128, - active: true, - }), - nonce: 0, - }, - is_authorized: true, - account_id: IdForTests::pool_definition_id(), - } - } - - fn pool_definition_swap_test_2() -> AccountWithMetadata { - AccountWithMetadata { - account: Account { - program_owner: ProgramId::default(), - balance: 0u128, - data: PoolDefinition::into_data(PoolDefinition { - definition_token_a_id: IdForTests::token_a_definition_id(), - definition_token_b_id: IdForTests::token_b_definition_id(), - vault_a_id: IdForTests::vault_a_id(), - vault_b_id: IdForTests::vault_b_id(), - liquidity_pool_id: IdForTests::token_lp_definition_id(), - liquidity_pool_supply: BalanceForTests::vault_a_reserve_init(), - reserve_a: BalanceForTests::vault_a_swap_test_2(), - reserve_b: BalanceForTests::vault_b_swap_test_2(), - fees: 0u128, - active: true, - }), - nonce: 0, - }, - is_authorized: true, - account_id: IdForTests::pool_definition_id(), - } - } - - fn pool_definition_add_zero_lp() -> AccountWithMetadata { - AccountWithMetadata { - account: Account { - program_owner: ProgramId::default(), - balance: 0u128, - data: PoolDefinition::into_data(PoolDefinition { - definition_token_a_id: IdForTests::token_a_definition_id(), - definition_token_b_id: IdForTests::token_b_definition_id(), - vault_a_id: IdForTests::vault_a_id(), - vault_b_id: IdForTests::vault_b_id(), - liquidity_pool_id: IdForTests::token_lp_definition_id(), - liquidity_pool_supply: BalanceForTests::vault_a_reserve_low(), - reserve_a: BalanceForTests::vault_a_reserve_init(), - reserve_b: BalanceForTests::vault_b_reserve_init(), - fees: 0u128, - active: true, - }), - nonce: 0, - }, - is_authorized: true, - account_id: IdForTests::pool_definition_id(), - } - } - - fn pool_definition_add_successful() -> AccountWithMetadata { - AccountWithMetadata { - account: Account { - program_owner: ProgramId::default(), - balance: 0u128, - data: PoolDefinition::into_data(PoolDefinition { - definition_token_a_id: IdForTests::token_a_definition_id(), - definition_token_b_id: IdForTests::token_b_definition_id(), - vault_a_id: IdForTests::vault_a_id(), - vault_b_id: IdForTests::vault_b_id(), - liquidity_pool_id: IdForTests::token_lp_definition_id(), - liquidity_pool_supply: BalanceForTests::vault_a_add_successful(), - reserve_a: BalanceForTests::vault_a_add_successful(), - reserve_b: BalanceForTests::vault_b_add_successful(), - fees: 0u128, - active: true, - }), - nonce: 0, - }, - is_authorized: true, - account_id: IdForTests::pool_definition_id(), - } - } - - fn pool_definition_remove_successful() -> AccountWithMetadata { - AccountWithMetadata { - account: Account { - program_owner: ProgramId::default(), - balance: 0u128, - data: PoolDefinition::into_data(PoolDefinition { - definition_token_a_id: IdForTests::token_a_definition_id(), - definition_token_b_id: IdForTests::token_b_definition_id(), - vault_a_id: IdForTests::vault_a_id(), - vault_b_id: IdForTests::vault_b_id(), - liquidity_pool_id: IdForTests::token_lp_definition_id(), - liquidity_pool_supply: BalanceForTests::vault_a_remove_successful(), - reserve_a: BalanceForTests::vault_a_remove_successful(), - reserve_b: BalanceForTests::vault_b_remove_successful(), - fees: 0u128, - active: true, - }), - nonce: 0, - }, - is_authorized: true, - account_id: IdForTests::pool_definition_id(), - } - } - - fn pool_definition_inactive() -> AccountWithMetadata { - AccountWithMetadata { - account: Account { - program_owner: ProgramId::default(), - balance: 0u128, - data: PoolDefinition::into_data(PoolDefinition { - definition_token_a_id: IdForTests::token_a_definition_id(), - definition_token_b_id: IdForTests::token_b_definition_id(), - vault_a_id: IdForTests::vault_a_id(), - vault_b_id: IdForTests::vault_b_id(), - liquidity_pool_id: IdForTests::token_lp_definition_id(), - liquidity_pool_supply: BalanceForTests::vault_a_reserve_init(), - reserve_a: BalanceForTests::vault_a_reserve_init(), - reserve_b: BalanceForTests::vault_b_reserve_init(), - fees: 0u128, - active: false, - }), - nonce: 0, - }, - is_authorized: true, - account_id: IdForTests::pool_definition_id(), - } - } - - fn pool_definition_with_wrong_id() -> AccountWithMetadata { - AccountWithMetadata { - account: Account { - program_owner: ProgramId::default(), - balance: 0u128, - data: PoolDefinition::into_data(PoolDefinition { - definition_token_a_id: IdForTests::token_a_definition_id(), - definition_token_b_id: IdForTests::token_b_definition_id(), - vault_a_id: IdForTests::vault_a_id(), - vault_b_id: IdForTests::vault_b_id(), - liquidity_pool_id: IdForTests::token_lp_definition_id(), - liquidity_pool_supply: BalanceForTests::vault_a_reserve_init(), - reserve_a: BalanceForTests::vault_a_reserve_init(), - reserve_b: BalanceForTests::vault_b_reserve_init(), - fees: 0u128, - active: false, - }), - nonce: 0, - }, - is_authorized: true, - account_id: AccountId::new([4; 32]), - } - } - - fn vault_a_with_wrong_id() -> AccountWithMetadata { - AccountWithMetadata { - account: Account { - program_owner: TOKEN_PROGRAM_ID, - balance: 0u128, - data: Data::from(&TokenHolding::Fungible { - definition_id: IdForTests::token_a_definition_id(), - balance: BalanceForTests::vault_a_reserve_init(), - }), - nonce: 0, - }, - is_authorized: true, - account_id: AccountId::new([4; 32]), - } - } - - fn vault_b_with_wrong_id() -> AccountWithMetadata { - AccountWithMetadata { - account: Account { - program_owner: TOKEN_PROGRAM_ID, - balance: 0u128, - data: Data::from(&TokenHolding::Fungible { - definition_id: IdForTests::token_b_definition_id(), - balance: BalanceForTests::vault_b_reserve_init(), - }), - nonce: 0, - }, - is_authorized: true, - account_id: AccountId::new([4; 32]), - } - } - - fn pool_definition_active() -> AccountWithMetadata { - AccountWithMetadata { - account: Account { - program_owner: ProgramId::default(), - balance: 0u128, - data: PoolDefinition::into_data(PoolDefinition { - definition_token_a_id: IdForTests::token_a_definition_id(), - definition_token_b_id: IdForTests::token_b_definition_id(), - vault_a_id: IdForTests::vault_a_id(), - vault_b_id: IdForTests::vault_b_id(), - liquidity_pool_id: IdForTests::token_lp_definition_id(), - liquidity_pool_supply: BalanceForTests::vault_a_reserve_init(), - reserve_a: BalanceForTests::vault_a_reserve_init(), - reserve_b: BalanceForTests::vault_b_reserve_init(), - fees: 0u128, - active: true, - }), - nonce: 0, - }, - is_authorized: true, - account_id: IdForTests::pool_definition_id(), - } - } - } - - #[test] - fn test_pool_pda_produces_unique_id_for_token_pair() { - // compute_pool_pda(amm_program_id: ProgramId, definition_token_a_id: AccountId, - // definition_token_b_id: AccountId) - assert!( - compute_pool_pda( - AMM_PROGRAM_ID, - IdForTests::token_a_definition_id(), - IdForTests::token_b_definition_id() - ) == compute_pool_pda( - AMM_PROGRAM_ID, - IdForTests::token_b_definition_id(), - IdForTests::token_a_definition_id() - ) - ); - } - - #[should_panic(expected = "Invalid number of input accounts")] - #[test] - fn test_call_new_definition_with_invalid_number_of_accounts_1() { - let pre_states = vec![AccountForTests::pool_definition_uninit()]; - let _post_states = new_definition( - &pre_states, - &[ - BalanceForTests::vault_a_reserve_init(), - BalanceForTests::vault_b_reserve_init(), - ], - AMM_PROGRAM_ID, - ); - } - - #[should_panic(expected = "Invalid number of input accounts")] - #[test] - fn test_call_new_definition_with_invalid_number_of_accounts_2() { - let pre_states = vec![ - AccountForTests::pool_definition_init(), - AccountForTests::vault_a_init(), - ]; - let _post_states = new_definition( - &pre_states, - &[ - BalanceForTests::vault_a_reserve_init(), - BalanceForTests::vault_b_reserve_init(), - ], - AMM_PROGRAM_ID, - ); - } - - #[should_panic(expected = "Invalid number of input accounts")] - #[test] - fn test_call_new_definition_with_invalid_number_of_accounts_3() { - let pre_states = vec![ - AccountForTests::pool_definition_init(), - AccountForTests::vault_a_init(), - AccountForTests::vault_b_init(), - ]; - let _post_states = new_definition( - &pre_states, - &[ - BalanceForTests::vault_a_reserve_init(), - BalanceForTests::vault_b_reserve_init(), - ], - AMM_PROGRAM_ID, - ); - } - - #[should_panic(expected = "Invalid number of input accounts")] - #[test] - fn test_call_new_definition_with_invalid_number_of_accounts_4() { - let pre_states = vec![ - AccountForTests::pool_definition_init(), - AccountForTests::vault_a_init(), - AccountForTests::vault_b_init(), - AccountForTests::pool_lp_init(), - ]; - let _post_states = new_definition( - &pre_states, - &[ - BalanceForTests::vault_a_reserve_init(), - BalanceForTests::vault_b_reserve_init(), - ], - AMM_PROGRAM_ID, - ); - } - - #[should_panic(expected = "Invalid number of input accounts")] - #[test] - fn test_call_new_definition_with_invalid_number_of_accounts_5() { - let pre_states = vec![ - AccountForTests::pool_definition_init(), - AccountForTests::vault_a_init(), - AccountForTests::vault_b_init(), - AccountForTests::pool_lp_init(), - AccountForTests::user_holding_a(), - ]; - let _post_states = new_definition( - &pre_states, - &[ - BalanceForTests::vault_a_reserve_init(), - BalanceForTests::vault_b_reserve_init(), - ], - AMM_PROGRAM_ID, - ); - } - - #[should_panic(expected = "Invalid number of input accounts")] - #[test] - fn test_call_new_definition_with_invalid_number_of_accounts_6() { - let pre_states = vec![ - AccountForTests::pool_definition_init(), - AccountForTests::vault_a_init(), - AccountForTests::vault_b_init(), - AccountForTests::pool_lp_init(), - AccountForTests::user_holding_a(), - AccountForTests::user_holding_b(), - ]; - let _post_states = new_definition( - &pre_states, - &[ - BalanceForTests::vault_a_reserve_init(), - BalanceForTests::vault_b_reserve_init(), - ], - AMM_PROGRAM_ID, - ); - } - - #[should_panic(expected = "Invalid number of input balances")] - #[test] - fn test_call_new_definition_with_invalid_number_of_balances() { - let pre_states = vec![ - AccountForTests::pool_definition_init(), - AccountForTests::vault_a_init(), - AccountForTests::vault_b_init(), - AccountForTests::pool_lp_init(), - AccountForTests::user_holding_a(), - AccountForTests::user_holding_b(), - AccountForTests::user_holding_lp_uninit(), - ]; - let _post_states = new_definition( - &pre_states, - &[BalanceForTests::vault_a_reserve_init()], - AMM_PROGRAM_ID, - ); - } - - #[should_panic(expected = "Balances must be nonzero")] - #[test] - fn test_call_new_definition_with_zero_balance_1() { - let pre_states = vec![ - AccountForTests::pool_definition_init(), - AccountForTests::vault_a_init(), - AccountForTests::vault_b_init(), - AccountForTests::pool_lp_init(), - AccountForTests::user_holding_a(), - AccountForTests::user_holding_b(), - AccountForTests::user_holding_lp_uninit(), - ]; - let _post_states = new_definition( - &pre_states, - &[0, BalanceForTests::vault_b_reserve_init()], - AMM_PROGRAM_ID, - ); - } - - #[should_panic(expected = "Balances must be nonzero")] - #[test] - fn test_call_new_definition_with_zero_balance_2() { - let pre_states = vec![ - AccountForTests::pool_definition_init(), - AccountForTests::vault_a_init(), - AccountForTests::vault_b_init(), - AccountForTests::pool_lp_init(), - AccountForTests::user_holding_a(), - AccountForTests::user_holding_b(), - AccountForTests::user_holding_lp_uninit(), - ]; - let _post_states = new_definition( - &pre_states, - &[BalanceForTests::vault_a_reserve_init(), 0], - AMM_PROGRAM_ID, - ); - } - - #[should_panic(expected = "Cannot set up a swap for a token with itself")] - #[test] - fn test_call_new_definition_same_token_definition() { - let pre_states = vec![ - AccountForTests::pool_definition_init(), - AccountForTests::vault_a_init(), - AccountForTests::vault_b_init(), - AccountForTests::pool_lp_init(), - AccountForTests::user_holding_a(), - AccountForTests::user_holding_a(), - AccountForTests::user_holding_lp_uninit(), - ]; - let _post_states = new_definition( - &pre_states, - &[ - BalanceForTests::vault_a_reserve_init(), - BalanceForTests::vault_b_reserve_init(), - ], - AMM_PROGRAM_ID, - ); - } - - #[should_panic(expected = "Liquidity pool Token Definition Account ID does not match PDA")] - #[test] - fn test_call_new_definition_wrong_liquidity_id() { - let pre_states = vec![ - AccountForTests::pool_definition_init(), - AccountForTests::vault_a_init(), - AccountForTests::vault_b_init(), - AccountForTests::pool_lp_with_wrong_id(), - AccountForTests::user_holding_a(), - AccountForTests::user_holding_b(), - AccountForTests::user_holding_lp_uninit(), - ]; - let _post_states = new_definition( - &pre_states, - &[ - BalanceForTests::vault_a_reserve_init(), - BalanceForTests::vault_b_reserve_init(), - ], - AMM_PROGRAM_ID, - ); - } - - #[should_panic(expected = "Pool Definition Account ID does not match PDA")] - #[test] - fn test_call_new_definition_wrong_pool_id() { - let pre_states = vec![ - AccountForTests::pool_definition_with_wrong_id(), - AccountForTests::vault_a_init(), - AccountForTests::vault_b_init(), - AccountForTests::pool_lp_init(), - AccountForTests::user_holding_a(), - AccountForTests::user_holding_b(), - AccountForTests::user_holding_lp_uninit(), - ]; - let _post_states = new_definition( - &pre_states, - &[ - BalanceForTests::vault_a_reserve_init(), - BalanceForTests::vault_b_reserve_init(), - ], - AMM_PROGRAM_ID, - ); - } - - #[should_panic(expected = "Vault ID does not match PDA")] - #[test] - fn test_call_new_definition_wrong_vault_id_1() { - let pre_states = vec![ - AccountForTests::pool_definition_init(), - AccountForTests::vault_a_with_wrong_id(), - AccountForTests::vault_b_init(), - AccountForTests::pool_lp_init(), - AccountForTests::user_holding_a(), - AccountForTests::user_holding_b(), - AccountForTests::user_holding_lp_uninit(), - ]; - let _post_states = new_definition( - &pre_states, - &[ - BalanceForTests::vault_a_reserve_init(), - BalanceForTests::vault_b_reserve_init(), - ], - AMM_PROGRAM_ID, - ); - } - - #[should_panic(expected = "Vault ID does not match PDA")] - #[test] - fn test_call_new_definition_wrong_vault_id_2() { - let pre_states = vec![ - AccountForTests::pool_definition_init(), - AccountForTests::vault_a_init(), - AccountForTests::vault_b_with_wrong_id(), - AccountForTests::pool_lp_init(), - AccountForTests::user_holding_a(), - AccountForTests::user_holding_b(), - AccountForTests::user_holding_lp_uninit(), - ]; - let _post_states = new_definition( - &pre_states, - &[ - BalanceForTests::vault_a_reserve_init(), - BalanceForTests::vault_b_reserve_init(), - ], - AMM_PROGRAM_ID, - ); - } - - #[should_panic(expected = "Cannot initialize an active Pool Definition")] - #[test] - fn test_call_new_definition_cannot_initialize_active_pool() { - let pre_states = vec![ - AccountForTests::pool_definition_active(), - AccountForTests::vault_a_init(), - AccountForTests::vault_b_init(), - AccountForTests::pool_lp_init(), - AccountForTests::user_holding_a(), - AccountForTests::user_holding_b(), - AccountForTests::user_holding_lp_uninit(), - ]; - let _post_states = new_definition( - &pre_states, - &[ - BalanceForTests::vault_a_reserve_init(), - BalanceForTests::vault_b_reserve_init(), - ], - AMM_PROGRAM_ID, - ); - } - - #[should_panic(expected = "Cannot initialize an active Pool Definition")] - #[test] - fn test_call_new_definition_chained_call_successful() { - let pre_states = vec![ - AccountForTests::pool_definition_active(), - AccountForTests::vault_a_init(), - AccountForTests::vault_b_init(), - AccountForTests::pool_lp_init(), - AccountForTests::user_holding_a(), - AccountForTests::user_holding_b(), - AccountForTests::user_holding_lp_uninit(), - ]; - let (post_states, chained_calls) = new_definition( - &pre_states, - &[ - BalanceForTests::vault_a_reserve_init(), - BalanceForTests::vault_b_reserve_init(), - ], - AMM_PROGRAM_ID, - ); - - let pool_post = post_states[0].clone(); - - assert!(AccountForTests::pool_definition_add_successful().account == *pool_post.account()); - - let chained_call_lp = chained_calls[0].clone(); - let chained_call_b = chained_calls[1].clone(); - let chained_call_a = chained_calls[2].clone(); - - assert!(chained_call_a == ChainedCallForTests::cc_new_definition_token_a()); - assert!(chained_call_b == ChainedCallForTests::cc_new_definition_token_b()); - assert!(chained_call_lp == ChainedCallForTests::cc_new_definition_token_lp()); - } - - #[should_panic(expected = "Invalid number of input accounts")] - #[test] - fn test_call_remove_liquidity_with_invalid_number_of_accounts_2() { - let pre_states = vec![ - AccountForTests::pool_definition_init(), - AccountForTests::vault_a_init(), - ]; - let _post_states = remove_liquidity( - &pre_states, - &[ - BalanceForTests::remove_amount_lp(), - BalanceForTests::remove_min_amount_a(), - BalanceForTests::remove_min_amount_b(), - ], - ); - } - - #[should_panic(expected = "Invalid number of input accounts")] - #[test] - fn test_call_remove_liquidity_with_invalid_number_of_accounts_3() { - let pre_states = vec![ - AccountForTests::pool_definition_init(), - AccountForTests::vault_a_init(), - AccountForTests::vault_b_init(), - ]; - let _post_states = remove_liquidity( - &pre_states, - &[ - BalanceForTests::remove_amount_lp(), - BalanceForTests::remove_min_amount_a(), - BalanceForTests::remove_min_amount_b(), - ], - ); - } - - #[should_panic(expected = "Invalid number of input accounts")] - #[test] - fn test_call_remove_liquidity_with_invalid_number_of_accounts_4() { - let pre_states = vec![ - AccountForTests::pool_definition_init(), - AccountForTests::vault_a_init(), - AccountForTests::vault_b_init(), - AccountForTests::pool_lp_init(), - ]; - let _post_states = remove_liquidity( - &pre_states, - &[ - BalanceForTests::remove_amount_lp(), - BalanceForTests::remove_min_amount_a(), - BalanceForTests::remove_min_amount_b(), - ], - ); - } - - #[should_panic(expected = "Invalid number of input accounts")] - #[test] - fn test_call_remove_liquidity_with_invalid_number_of_accounts_5() { - let pre_states = vec![ - AccountForTests::pool_definition_init(), - AccountForTests::vault_a_init(), - AccountForTests::vault_b_init(), - AccountForTests::pool_lp_init(), - AccountForTests::user_holding_a(), - ]; - let _post_states = remove_liquidity( - &pre_states, - &[ - BalanceForTests::remove_amount_lp(), - BalanceForTests::remove_min_amount_a(), - BalanceForTests::remove_min_amount_b(), - ], - ); - } - - #[should_panic(expected = "Invalid number of input accounts")] - #[test] - fn test_call_remove_liquidity_with_invalid_number_of_accounts_6() { - let pre_states = vec![ - AccountForTests::pool_definition_init(), - AccountForTests::vault_a_init(), - AccountForTests::vault_b_init(), - AccountForTests::pool_lp_init(), - AccountForTests::user_holding_a(), - AccountForTests::user_holding_b(), - ]; - let _post_states = remove_liquidity( - &pre_states, - &[ - BalanceForTests::remove_amount_lp(), - BalanceForTests::remove_min_amount_a(), - BalanceForTests::remove_min_amount_b(), - ], - ); - } - - #[should_panic(expected = "Vault A was not provided")] - #[test] - fn test_call_remove_liquidity_vault_a_omitted() { - let pre_states = vec![ - AccountForTests::pool_definition_init(), - AccountForTests::vault_a_with_wrong_id(), - AccountForTests::vault_b_init(), - AccountForTests::pool_lp_init(), - AccountForTests::user_holding_a(), - AccountForTests::user_holding_b(), - AccountForTests::user_holding_lp_init(), - ]; - let _post_states = remove_liquidity( - &pre_states, - &[ - BalanceForTests::remove_amount_lp(), - BalanceForTests::remove_min_amount_a(), - BalanceForTests::remove_min_amount_b(), - ], - ); - } - - #[should_panic(expected = "Vault B was not provided")] - #[test] - fn test_call_remove_liquidity_vault_b_omitted() { - let pre_states = vec![ - AccountForTests::pool_definition_init(), - AccountForTests::vault_a_init(), - AccountForTests::vault_b_with_wrong_id(), - AccountForTests::pool_lp_init(), - AccountForTests::user_holding_a(), - AccountForTests::user_holding_b(), - AccountForTests::user_holding_lp_init(), - ]; - let _post_states = remove_liquidity( - &pre_states, - &[ - BalanceForTests::remove_amount_lp(), - BalanceForTests::remove_min_amount_a(), - BalanceForTests::remove_min_amount_b(), - ], - ); - } - - #[should_panic(expected = "LP definition mismatch")] - #[test] - fn test_call_remove_liquidity_lp_def_mismatch() { - let pre_states = vec![ - AccountForTests::pool_definition_init(), - AccountForTests::vault_a_init(), - AccountForTests::vault_b_init(), - AccountForTests::pool_lp_with_wrong_id(), - AccountForTests::user_holding_a(), - AccountForTests::user_holding_b(), - AccountForTests::user_holding_lp_init(), - ]; - let _post_states = remove_liquidity( - &pre_states, - &[ - BalanceForTests::remove_amount_lp(), - BalanceForTests::remove_min_amount_a(), - BalanceForTests::remove_min_amount_b(), - ], - ); - } - - #[should_panic(expected = "Invalid liquidity account provided")] - #[test] - fn test_call_remove_liquidity_insufficient_liquidity_amount() { - let pre_states = vec![ - AccountForTests::pool_definition_init(), - AccountForTests::vault_a_init(), - AccountForTests::vault_b_init(), - AccountForTests::pool_lp_init(), - AccountForTests::user_holding_a(), - AccountForTests::user_holding_b(), - AccountForTests::user_holding_a(), /* different token account than lp to create - * desired error */ - ]; - let _post_states = remove_liquidity( - &pre_states, - &[ - BalanceForTests::remove_amount_lp(), - BalanceForTests::remove_min_amount_a(), - BalanceForTests::remove_min_amount_b(), - ], - ); - } - - #[should_panic( - expected = "Insufficient minimal withdraw amount (Token A) provided for liquidity amount" - )] - #[test] - fn test_call_remove_liquidity_insufficient_balance_1() { - let pre_states = vec![ - AccountForTests::pool_definition_init(), - AccountForTests::vault_a_init(), - AccountForTests::vault_b_init(), - AccountForTests::pool_lp_init(), - AccountForTests::user_holding_a(), - AccountForTests::user_holding_b(), - AccountForTests::user_holding_lp_init(), - ]; - let _post_states = remove_liquidity( - &pre_states, - &[ - BalanceForTests::remove_amount_lp_1(), - BalanceForTests::remove_min_amount_a(), - BalanceForTests::remove_min_amount_b(), - ], - ); - } - - #[should_panic( - expected = "Insufficient minimal withdraw amount (Token B) provided for liquidity amount" - )] - #[test] - fn test_call_remove_liquidity_insufficient_balance_2() { - let pre_states = vec![ - AccountForTests::pool_definition_init(), - AccountForTests::vault_a_init(), - AccountForTests::vault_b_init(), - AccountForTests::pool_lp_init(), - AccountForTests::user_holding_a(), - AccountForTests::user_holding_b(), - AccountForTests::user_holding_lp_init(), - ]; - let _post_states = remove_liquidity( - &pre_states, - &[ - BalanceForTests::remove_amount_lp(), - BalanceForTests::remove_min_amount_a(), - BalanceForTests::remove_min_amount_b(), - ], - ); - } - - #[should_panic(expected = "Minimum withdraw amount must be nonzero")] - #[test] - fn test_call_remove_liquidity_min_bal_zero_1() { - let pre_states = vec![ - AccountForTests::pool_definition_init(), - AccountForTests::vault_a_init(), - AccountForTests::vault_b_init(), - AccountForTests::pool_lp_init(), - AccountForTests::user_holding_a(), - AccountForTests::user_holding_b(), - AccountForTests::user_holding_lp_init(), - ]; - let _post_states = remove_liquidity( - &pre_states, - &[ - BalanceForTests::remove_amount_lp(), - 0, - BalanceForTests::remove_min_amount_b(), - ], - ); - } - - #[should_panic(expected = "Minimum withdraw amount must be nonzero")] - #[test] - fn test_call_remove_liquidity_min_bal_zero_2() { - let pre_states = vec![ - AccountForTests::pool_definition_init(), - AccountForTests::vault_a_init(), - AccountForTests::vault_b_init(), - AccountForTests::pool_lp_init(), - AccountForTests::user_holding_a(), - AccountForTests::user_holding_b(), - AccountForTests::user_holding_lp_init(), - ]; - let _post_states = remove_liquidity( - &pre_states, - &[ - BalanceForTests::remove_amount_lp(), - BalanceForTests::remove_min_amount_a(), - 0, - ], - ); - } - - #[should_panic(expected = "Liquidity amount must be nonzero")] - #[test] - fn test_call_remove_liquidity_lp_bal_zero() { - let pre_states = vec![ - AccountForTests::pool_definition_init(), - AccountForTests::vault_a_init(), - AccountForTests::vault_b_init(), - AccountForTests::pool_lp_init(), - AccountForTests::user_holding_a(), - AccountForTests::user_holding_b(), - AccountForTests::user_holding_lp_init(), - ]; - let _post_states = remove_liquidity( - &pre_states, - &[ - 0, - BalanceForTests::remove_min_amount_a(), - BalanceForTests::remove_min_amount_b(), - ], - ); - } - - #[test] - fn test_call_remove_liquidity_chained_call_successful() { - let pre_states = vec![ - AccountForTests::pool_definition_init(), - AccountForTests::vault_a_init(), - AccountForTests::vault_b_init(), - AccountForTests::pool_lp_init(), - AccountForTests::user_holding_a(), - AccountForTests::user_holding_b(), - AccountForTests::user_holding_lp_init(), - ]; - let (post_states, chained_calls) = remove_liquidity( - &pre_states, - &[ - BalanceForTests::remove_amount_lp(), - BalanceForTests::remove_min_amount_a(), - BalanceForTests::remove_min_amount_b_low(), - ], - ); - - let pool_post = post_states[0].clone(); - - assert!( - AccountForTests::pool_definition_remove_successful().account == *pool_post.account() - ); - - let chained_call_lp = chained_calls[0].clone(); - let chained_call_b = chained_calls[1].clone(); - let chained_call_a = chained_calls[2].clone(); - - assert!(chained_call_a == ChainedCallForTests::cc_remove_token_a()); - assert!(chained_call_b == ChainedCallForTests::cc_remove_token_b()); - assert!(chained_call_lp == ChainedCallForTests::cc_remove_pool_lp()); - } - - #[should_panic(expected = "Invalid number of input accounts")] - #[test] - fn test_call_add_liquidity_with_invalid_number_of_accounts_1() { - let pre_states = vec![AccountForTests::pool_definition_init()]; - let _post_states = add_liquidity( - &pre_states, - &[ - BalanceForTests::add_min_amount_lp(), - BalanceForTests::add_max_amount_a(), - BalanceForTests::add_max_amount_b(), - ], - ); - } - - #[should_panic(expected = "Invalid number of input accounts")] - #[test] - fn test_call_add_liquidity_with_invalid_number_of_accounts_2() { - let pre_states = vec![ - AccountForTests::pool_definition_init(), - AccountForTests::vault_a_init(), - ]; - let _post_states = add_liquidity( - &pre_states, - &[ - BalanceForTests::add_min_amount_lp(), - BalanceForTests::add_max_amount_a(), - BalanceForTests::add_max_amount_b(), - ], - ); - } - - #[should_panic(expected = "Invalid number of input accounts")] - #[test] - fn test_call_add_liquidity_with_invalid_number_of_accounts_3() { - let pre_states = vec![ - AccountForTests::pool_definition_init(), - AccountForTests::vault_a_init(), - AccountForTests::vault_b_init(), - ]; - let _post_states = add_liquidity( - &pre_states, - &[ - BalanceForTests::add_min_amount_lp(), - BalanceForTests::add_max_amount_a(), - BalanceForTests::add_max_amount_b(), - ], - ); - } - - #[should_panic(expected = "Invalid number of input accounts")] - #[test] - fn test_call_add_liquidity_with_invalid_number_of_accounts_4() { - let pre_states = vec![ - AccountForTests::pool_definition_init(), - AccountForTests::vault_a_init(), - AccountForTests::vault_b_init(), - AccountForTests::pool_lp_init(), - ]; - let _post_states = add_liquidity( - &pre_states, - &[ - BalanceForTests::add_min_amount_lp(), - BalanceForTests::add_max_amount_a(), - BalanceForTests::add_max_amount_b(), - ], - ); - } - - #[should_panic(expected = "Invalid number of input accounts")] - #[test] - fn test_call_add_liquidity_with_invalid_number_of_accounts_5() { - let pre_states = vec![ - AccountForTests::pool_definition_init(), - AccountForTests::vault_a_init(), - AccountForTests::vault_b_init(), - AccountForTests::pool_lp_init(), - AccountForTests::user_holding_a(), - ]; - let _post_states = add_liquidity( - &pre_states, - &[ - BalanceForTests::add_min_amount_lp(), - BalanceForTests::add_max_amount_a(), - BalanceForTests::add_max_amount_b(), - ], - ); - } - - #[should_panic(expected = "Invalid number of input accounts")] - #[test] - fn test_call_add_liquidity_with_invalid_number_of_accounts_6() { - let pre_states = vec![ - AccountForTests::pool_definition_init(), - AccountForTests::vault_a_init(), - AccountForTests::vault_b_init(), - AccountForTests::pool_lp_init(), - AccountForTests::user_holding_a(), - AccountForTests::user_holding_b(), - ]; - let _post_states = add_liquidity( - &pre_states, - &[ - BalanceForTests::add_min_amount_lp(), - BalanceForTests::add_max_amount_a(), - BalanceForTests::add_max_amount_b(), - ], - ); - } - - #[should_panic(expected = "Invalid number of input balances")] - #[test] - fn test_call_add_liquidity_invalid_number_of_balances_1() { - let pre_states = vec![ - AccountForTests::pool_definition_init(), - AccountForTests::vault_a_init(), - AccountForTests::vault_b_init(), - AccountForTests::pool_lp_init(), - AccountForTests::user_holding_a(), - AccountForTests::user_holding_b(), - AccountForTests::user_holding_lp_init(), - ]; - let _post_states = add_liquidity(&pre_states, &[BalanceForTests::add_min_amount_lp()]); - } - - #[should_panic(expected = "Invalid number of input balances")] - #[test] - fn test_call_add_liquidity_invalid_number_of_balances_2() { - let pre_states = vec![ - AccountForTests::pool_definition_init(), - AccountForTests::vault_a_init(), - AccountForTests::vault_b_init(), - AccountForTests::pool_lp_init(), - AccountForTests::user_holding_a(), - AccountForTests::user_holding_b(), - AccountForTests::user_holding_lp_init(), - ]; - let _post_states = add_liquidity( - &pre_states, - &[ - BalanceForTests::add_min_amount_lp(), - BalanceForTests::add_max_amount_a(), - ], - ); - } - - #[should_panic(expected = "Vault A was not provided")] - #[test] - fn test_call_add_liquidity_vault_a_omitted() { - let pre_states = vec![ - AccountForTests::pool_definition_init(), - AccountForTests::vault_a_with_wrong_id(), - AccountForTests::vault_b_init(), - AccountForTests::pool_lp_init(), - AccountForTests::user_holding_a(), - AccountForTests::user_holding_b(), - AccountForTests::user_holding_lp_init(), - ]; - let _post_states = add_liquidity( - &pre_states, - &[ - BalanceForTests::add_min_amount_lp(), - BalanceForTests::add_max_amount_a(), - BalanceForTests::add_max_amount_b(), - ], - ); - } - - #[should_panic(expected = "Vault B was not provided")] - #[test] - fn test_call_add_liquidity_vault_b_omitted() { - let pre_states = vec![ - AccountForTests::pool_definition_init(), - AccountForTests::vault_a_init(), - AccountForTests::vault_b_with_wrong_id(), - AccountForTests::pool_lp_init(), - AccountForTests::user_holding_a(), - AccountForTests::user_holding_b(), - AccountForTests::user_holding_lp_init(), - ]; - let _post_states = add_liquidity( - &pre_states, - &[ - BalanceForTests::add_min_amount_lp(), - BalanceForTests::add_max_amount_a(), - BalanceForTests::add_max_amount_b(), - ], - ); - } - - #[should_panic(expected = "LP definition mismatch")] - #[test] - fn test_call_add_liquidity_lp_definition_mismatch() { - let pre_states = vec![ - AccountForTests::pool_definition_init(), - AccountForTests::vault_a_init(), - AccountForTests::vault_b_init(), - AccountForTests::pool_lp_with_wrong_id(), - AccountForTests::user_holding_a(), - AccountForTests::user_holding_b(), - AccountForTests::user_holding_lp_init(), - ]; - let _post_states = add_liquidity( - &pre_states, - &[ - BalanceForTests::add_min_amount_lp(), - BalanceForTests::add_max_amount_a(), - BalanceForTests::add_max_amount_b(), - ], - ); - } - - #[should_panic(expected = "Both max-balances must be nonzero")] - #[test] - fn test_call_add_liquidity_zero_balance_1() { - let pre_states = vec![ - AccountForTests::pool_definition_init(), - AccountForTests::vault_a_init(), - AccountForTests::vault_b_init(), - AccountForTests::pool_lp_init(), - AccountForTests::user_holding_a(), - AccountForTests::user_holding_b(), - AccountForTests::user_holding_lp_init(), - ]; - let _post_states = add_liquidity( - &pre_states, - &[ - BalanceForTests::add_min_amount_lp(), - 0, - BalanceForTests::add_max_amount_b(), - ], - ); - } - - #[should_panic(expected = "Both max-balances must be nonzero")] - #[test] - fn test_call_add_liquidity_zero_balance_2() { - let pre_states = vec![ - AccountForTests::pool_definition_init(), - AccountForTests::vault_a_init(), - AccountForTests::vault_b_init(), - AccountForTests::pool_lp_init(), - AccountForTests::user_holding_a(), - AccountForTests::user_holding_b(), - AccountForTests::user_holding_lp_init(), - ]; - let _post_states = add_liquidity( - &pre_states, - &[ - BalanceForTests::add_min_amount_lp(), - 0, - BalanceForTests::add_max_amount_a(), - ], - ); - } - - #[should_panic(expected = "Min-lp must be nonzero")] - #[test] - fn test_call_add_liquidity_zero_min_lp() { - let pre_states = vec![ - AccountForTests::pool_definition_init(), - AccountForTests::vault_a_init(), - AccountForTests::vault_b_init(), - AccountForTests::pool_lp_init(), - AccountForTests::user_holding_a(), - AccountForTests::user_holding_b(), - AccountForTests::user_holding_lp_init(), - ]; - let _post_states = add_liquidity( - &pre_states, - &[ - 0, - BalanceForTests::add_max_amount_a(), - BalanceForTests::add_max_amount_b(), - ], - ); - } - - #[should_panic(expected = "Vaults' balances must be at least the reserve amounts")] - #[test] - fn test_call_add_liquidity_vault_insufficient_balance_1() { - let pre_states = vec![ - AccountForTests::pool_definition_init(), - AccountForTests::vault_a_init_zero(), - AccountForTests::vault_b_init(), - AccountForTests::pool_lp_init(), - AccountForTests::user_holding_a(), - AccountForTests::user_holding_b(), - AccountForTests::user_holding_lp_init(), - ]; - let _post_states = add_liquidity( - &pre_states, - &[ - BalanceForTests::add_max_amount_a(), - BalanceForTests::add_max_amount_b(), - BalanceForTests::add_min_amount_lp(), - ], - ); - } - - #[should_panic(expected = "Vaults' balances must be at least the reserve amounts")] - #[test] - fn test_call_add_liquidity_vault_insufficient_balance_2() { - let pre_states = vec![ - AccountForTests::pool_definition_init(), - AccountForTests::vault_a_init(), - AccountForTests::vault_b_init_zero(), - AccountForTests::pool_lp_init(), - AccountForTests::user_holding_a(), - AccountForTests::user_holding_b(), - AccountForTests::user_holding_lp_init(), - ]; - let _post_states = add_liquidity( - &pre_states, - &[ - BalanceForTests::add_max_amount_a(), - BalanceForTests::add_max_amount_b(), - BalanceForTests::add_min_amount_lp(), - ], - ); - } - - #[should_panic(expected = "A trade amount is 0")] - #[test] - fn test_call_add_liquidity_actual_amount_zero_1() { - let pre_states = vec![ - AccountForTests::pool_definition_init_reserve_a_low(), - AccountForTests::vault_a_init_low(), - AccountForTests::vault_b_init_high(), - AccountForTests::pool_lp_init(), - AccountForTests::user_holding_a(), - AccountForTests::user_holding_b(), - AccountForTests::user_holding_lp_init(), - ]; - let _post_states = add_liquidity( - &pre_states, - &[ - BalanceForTests::add_min_amount_lp(), - BalanceForTests::add_max_amount_a(), - BalanceForTests::add_max_amount_b(), - ], - ); - } - - #[should_panic(expected = "A trade amount is 0")] - #[test] - fn test_call_add_liquidity_actual_amount_zero_2() { - let pre_states = vec![ - AccountForTests::pool_definition_init_reserve_b_low(), - AccountForTests::vault_a_init_high(), - AccountForTests::vault_b_init_low(), - AccountForTests::pool_lp_init(), - AccountForTests::user_holding_a(), - AccountForTests::user_holding_b(), - AccountForTests::user_holding_lp_init(), - ]; - let _post_states = add_liquidity( - &pre_states, - &[ - BalanceForTests::add_min_amount_lp(), - BalanceForTests::add_max_amount_a_low(), - BalanceForTests::add_max_amount_b_low(), - ], - ); - } - - #[should_panic(expected = "Reserves must be nonzero")] - #[test] - fn test_call_add_liquidity_reserves_zero_1() { - let pre_states = vec![ - AccountForTests::pool_definition_init_reserve_a_zero(), - AccountForTests::vault_a_init(), - AccountForTests::vault_b_init(), - AccountForTests::pool_lp_init(), - AccountForTests::user_holding_a(), - AccountForTests::user_holding_b(), - AccountForTests::user_holding_lp_init(), - ]; - let _post_states = add_liquidity( - &pre_states, - &[ - BalanceForTests::add_min_amount_lp(), - BalanceForTests::add_max_amount_a(), - BalanceForTests::add_max_amount_b(), - ], - ); - } - - #[should_panic(expected = "Reserves must be nonzero")] - #[test] - fn test_call_add_liquidity_reserves_zero_2() { - let pre_states = vec![ - AccountForTests::pool_definition_init_reserve_b_zero(), - AccountForTests::vault_a_init(), - AccountForTests::vault_b_init(), - AccountForTests::pool_lp_init(), - AccountForTests::user_holding_a(), - AccountForTests::user_holding_b(), - AccountForTests::user_holding_lp_init(), - ]; - let _post_states = add_liquidity( - &pre_states, - &[ - BalanceForTests::add_min_amount_lp(), - BalanceForTests::add_max_amount_a(), - BalanceForTests::add_max_amount_b(), - ], - ); - } - - #[should_panic(expected = "Payable LP must be nonzero")] - #[test] - fn test_call_add_liquidity_payable_lp_zero() { - let pre_states = vec![ - AccountForTests::pool_definition_add_zero_lp(), - AccountForTests::vault_a_init(), - AccountForTests::vault_b_init(), - AccountForTests::pool_lp_init(), - AccountForTests::user_holding_a(), - AccountForTests::user_holding_b(), - AccountForTests::user_holding_lp_init(), - ]; - let _post_states = add_liquidity( - &pre_states, - &[ - BalanceForTests::add_min_amount_lp(), - BalanceForTests::add_max_amount_a_low(), - BalanceForTests::add_max_amount_b_low(), - ], - ); - } - - #[test] - fn test_call_add_liquidity_chained_call_successsful() { - let pre_states = vec![ - AccountForTests::pool_definition_init(), - AccountForTests::vault_a_init(), - AccountForTests::vault_b_init(), - AccountForTests::pool_lp_init(), - AccountForTests::user_holding_a(), - AccountForTests::user_holding_b(), - AccountForTests::user_holding_lp_init(), - ]; - let (post_states, chained_calls) = add_liquidity( - &pre_states, - &[ - BalanceForTests::add_min_amount_lp(), - BalanceForTests::add_max_amount_a(), - BalanceForTests::add_max_amount_b(), - ], - ); - - let pool_post = post_states[0].clone(); - - assert!(AccountForTests::pool_definition_add_successful().account == *pool_post.account()); - - let chained_call_lp = chained_calls[0].clone(); - let chained_call_b = chained_calls[1].clone(); - let chained_call_a = chained_calls[2].clone(); - - assert!(chained_call_a == ChainedCallForTests::cc_add_token_a()); - assert!(chained_call_b == ChainedCallForTests::cc_add_token_b()); - assert!(chained_call_lp == ChainedCallForTests::cc_add_pool_lp()); - } - - #[should_panic(expected = "Invalid number of input accounts")] - #[test] - fn test_call_swap_with_invalid_number_of_accounts_1() { - let pre_states = vec![AccountForTests::pool_definition_init()]; - let _post_states = swap( - &pre_states, - &[ - BalanceForTests::add_max_amount_a(), - BalanceForTests::min_amount_out(), - ], - IdForTests::token_a_definition_id(), - ); - } - - #[should_panic(expected = "Invalid number of input accounts")] - #[test] - fn test_call_swap_with_invalid_number_of_accounts_2() { - let pre_states = vec![ - AccountForTests::pool_definition_init(), - AccountForTests::vault_a_init(), - ]; - let _post_states = swap( - &pre_states, - &[ - BalanceForTests::add_max_amount_a(), - BalanceForTests::min_amount_out(), - ], - IdForTests::token_a_definition_id(), - ); - } - - #[should_panic(expected = "Invalid number of input accounts")] - #[test] - fn test_call_swap_with_invalid_number_of_accounts_3() { - let pre_states = vec![ - AccountForTests::pool_definition_init(), - AccountForTests::vault_a_init(), - AccountForTests::vault_b_init(), - ]; - let _post_states = swap( - &pre_states, - &[ - BalanceForTests::add_max_amount_a(), - BalanceForTests::min_amount_out(), - ], - IdForTests::token_a_definition_id(), - ); - } - - #[should_panic(expected = "Invalid number of input accounts")] - #[test] - fn test_call_swap_with_invalid_number_of_accounts_4() { - let pre_states = vec![ - AccountForTests::pool_definition_init(), - AccountForTests::vault_a_init(), - AccountForTests::vault_b_init(), - AccountForTests::user_holding_a(), - ]; - let _post_states = swap( - &pre_states, - &[ - BalanceForTests::add_max_amount_a(), - BalanceForTests::min_amount_out(), - ], - IdForTests::token_a_definition_id(), - ); - } - - #[should_panic(expected = "Invalid number of amounts provided")] - #[test] - fn test_call_swap_with_invalid_number_of_amounts() { - let pre_states = vec![ - AccountForTests::pool_definition_init(), - AccountForTests::vault_a_init(), - AccountForTests::vault_b_init(), - AccountForTests::user_holding_a(), - AccountForTests::user_holding_b(), - ]; - let _post_states = swap( - &pre_states, - &[BalanceForTests::add_max_amount_a()], - IdForTests::token_a_definition_id(), - ); - } - - #[should_panic(expected = "AccountId is not a token type for the pool")] - #[test] - fn test_call_swap_incorrect_token_type() { - let pre_states = vec![ - AccountForTests::pool_definition_init(), - AccountForTests::vault_a_init(), - AccountForTests::vault_b_init(), - AccountForTests::user_holding_a(), - AccountForTests::user_holding_b(), - ]; - let _post_states = swap( - &pre_states, - &[ - BalanceForTests::add_max_amount_a(), - BalanceForTests::min_amount_out(), - ], - IdForTests::token_lp_definition_id(), - ); - } - - #[should_panic(expected = "Vault A was not provided")] - #[test] - fn test_call_swap_vault_a_omitted() { - let pre_states = vec![ - AccountForTests::pool_definition_init(), - AccountForTests::vault_a_with_wrong_id(), - AccountForTests::vault_b_init(), - AccountForTests::user_holding_a(), - AccountForTests::user_holding_b(), - ]; - let _post_states = swap( - &pre_states, - &[ - BalanceForTests::add_max_amount_a(), - BalanceForTests::min_amount_out(), - ], - IdForTests::token_a_definition_id(), - ); - } - - #[should_panic(expected = "Vault B was not provided")] - #[test] - fn test_call_swap_vault_b_omitted() { - let pre_states = vec![ - AccountForTests::pool_definition_init(), - AccountForTests::vault_a_init(), - AccountForTests::vault_b_with_wrong_id(), - AccountForTests::user_holding_a(), - AccountForTests::user_holding_b(), - ]; - let _post_states = swap( - &pre_states, - &[ - BalanceForTests::add_max_amount_a(), - BalanceForTests::min_amount_out(), - ], - IdForTests::token_a_definition_id(), - ); - } - - #[should_panic(expected = "Reserve for Token A exceeds vault balance")] - #[test] - fn test_call_swap_reserves_vault_mismatch_1() { - let pre_states = vec![ - AccountForTests::pool_definition_init(), - AccountForTests::vault_a_init_low(), - AccountForTests::vault_b_init(), - AccountForTests::user_holding_a(), - AccountForTests::user_holding_b(), - ]; - let _post_states = swap( - &pre_states, - &[ - BalanceForTests::add_max_amount_a(), - BalanceForTests::min_amount_out(), - ], - IdForTests::token_a_definition_id(), - ); - } - - #[should_panic(expected = "Reserve for Token B exceeds vault balance")] - #[test] - fn test_call_swap_reserves_vault_mismatch_2() { - let pre_states = vec![ - AccountForTests::pool_definition_init(), - AccountForTests::vault_a_init(), - AccountForTests::vault_b_init_low(), - AccountForTests::user_holding_a(), - AccountForTests::user_holding_b(), - ]; - let _post_states = swap( - &pre_states, - &[ - BalanceForTests::add_max_amount_a(), - BalanceForTests::min_amount_out(), - ], - IdForTests::token_a_definition_id(), - ); - } - - #[should_panic(expected = "Pool is inactive")] - #[test] - fn test_call_swap_ianctive() { - let pre_states = vec![ - AccountForTests::pool_definition_inactive(), - AccountForTests::vault_a_init(), - AccountForTests::vault_b_init(), - AccountForTests::user_holding_a(), - AccountForTests::user_holding_b(), - ]; - let _post_states = swap( - &pre_states, - &[ - BalanceForTests::add_max_amount_a(), - BalanceForTests::min_amount_out(), - ], - IdForTests::token_a_definition_id(), - ); - } - - #[should_panic(expected = "Withdraw amount is less than minimal amount out")] - #[test] - fn test_call_swap_below_min_out() { - let pre_states = vec![ - AccountForTests::pool_definition_init(), - AccountForTests::vault_a_init(), - AccountForTests::vault_b_init(), - AccountForTests::user_holding_a(), - AccountForTests::user_holding_b(), - ]; - let _post_states = swap( - &pre_states, - &[ - BalanceForTests::add_max_amount_a(), - BalanceForTests::min_amount_out(), - ], - IdForTests::token_a_definition_id(), - ); - } - - #[test] - fn test_call_swap_chained_call_successful_1() { - let pre_states = vec![ - AccountForTests::pool_definition_init(), - AccountForTests::vault_a_init(), - AccountForTests::vault_b_init(), - AccountForTests::user_holding_a(), - AccountForTests::user_holding_b(), - ]; - let (post_states, chained_calls) = swap( - &pre_states, - &[ - BalanceForTests::add_max_amount_a(), - BalanceForTests::add_max_amount_a_low(), - ], - IdForTests::token_a_definition_id(), - ); - - let pool_post = post_states[0].clone(); - - assert!(AccountForTests::pool_definition_swap_test_1().account == *pool_post.account()); - - let chained_call_a = chained_calls[0].clone(); - let chained_call_b = chained_calls[1].clone(); - - assert_eq!( - chained_call_a, - ChainedCallForTests::cc_swap_token_a_test_1() - ); - assert_eq!( - chained_call_b, - ChainedCallForTests::cc_swap_token_b_test_1() - ); - } - - #[test] - fn test_call_swap_chained_call_successful_2() { - let pre_states = vec![ - AccountForTests::pool_definition_init(), - AccountForTests::vault_a_init(), - AccountForTests::vault_b_init(), - AccountForTests::user_holding_a(), - AccountForTests::user_holding_b(), - ]; - let (post_states, chained_calls) = swap( - &pre_states, - &[ - BalanceForTests::add_max_amount_b(), - BalanceForTests::min_amount_out(), - ], - IdForTests::token_b_definition_id(), - ); - - let pool_post = post_states[0].clone(); - - assert!(AccountForTests::pool_definition_swap_test_2().account == *pool_post.account()); - - let chained_call_a = chained_calls[1].clone(); - let chained_call_b = chained_calls[0].clone(); - - assert_eq!( - chained_call_a, - ChainedCallForTests::cc_swap_token_a_test_2() - ); - assert_eq!( - chained_call_b, - ChainedCallForTests::cc_swap_token_b_test_2() - ); - } -} diff --git a/programs/amm/core/Cargo.toml b/programs/amm/core/Cargo.toml index 495d70a5..6b4987b2 100644 --- a/programs/amm/core/Cargo.toml +++ b/programs/amm/core/Cargo.toml @@ -6,5 +6,4 @@ edition = "2024" [dependencies] nssa_core.workspace = true serde.workspace = true -borsh.workspace = true risc0-zkvm.workspace = true \ No newline at end of file diff --git a/programs/amm/core/src/lib.rs b/programs/amm/core/src/lib.rs index c84c1bef..6f34522c 100644 --- a/programs/amm/core/src/lib.rs +++ b/programs/amm/core/src/lib.rs @@ -66,7 +66,7 @@ pub enum Instruction { /// - Vault Holding Account for Token B (initialized) /// - User Holding Account for Token A /// - User Holding Account for Token B - /// Either User Holding Account for Token A or Token B is authorized. + /// Either User Holding Account for Token A or Token B is authorized. Swap { swap_amount_in: u128, min_amount_out: u128,