solana-program-library/stake-pool/program/tests/withdraw_sol.rs

313 lines
8.6 KiB
Rust

#![cfg(feature = "test-bpf")]
mod helpers;
use {
helpers::*,
solana_program::{
borsh::try_from_slice_unchecked, instruction::InstructionError, pubkey::Pubkey, stake,
},
solana_program_test::*,
solana_sdk::{
signature::{Keypair, Signer},
transaction::Transaction,
transaction::TransactionError,
},
spl_stake_pool::{
error::StakePoolError,
id,
instruction::{self, FundingType},
state,
},
};
async fn setup() -> (ProgramTestContext, StakePoolAccounts, Keypair, Pubkey, u64) {
let mut context = program_test().start_with_context().await;
let stake_pool_accounts = StakePoolAccounts::new();
stake_pool_accounts
.initialize_stake_pool(
&mut context.banks_client,
&context.payer,
&context.last_blockhash,
1,
)
.await
.unwrap();
let user = Keypair::new();
// make pool token account for user
let pool_token_account = Keypair::new();
create_token_account(
&mut context.banks_client,
&context.payer,
&context.last_blockhash,
&pool_token_account,
&stake_pool_accounts.pool_mint.pubkey(),
&user.pubkey(),
)
.await
.unwrap();
let error = stake_pool_accounts
.deposit_sol(
&mut context.banks_client,
&context.payer,
&context.last_blockhash,
&pool_token_account.pubkey(),
TEST_STAKE_AMOUNT,
None,
)
.await;
assert!(error.is_none());
let tokens_issued =
get_token_balance(&mut context.banks_client, &pool_token_account.pubkey()).await;
(
context,
stake_pool_accounts,
user,
pool_token_account.pubkey(),
tokens_issued,
)
}
#[tokio::test]
async fn success() {
let (mut context, stake_pool_accounts, user, pool_token_account, pool_tokens) = setup().await;
// Save stake pool state before withdrawing
let pre_stake_pool = get_account(
&mut context.banks_client,
&stake_pool_accounts.stake_pool.pubkey(),
)
.await;
let pre_stake_pool =
try_from_slice_unchecked::<state::StakePool>(pre_stake_pool.data.as_slice()).unwrap();
// Save reserve state before withdrawing
let pre_reserve_lamports = get_account(
&mut context.banks_client,
&stake_pool_accounts.reserve_stake.pubkey(),
)
.await
.lamports;
let error = stake_pool_accounts
.withdraw_sol(
&mut context.banks_client,
&context.payer,
&context.last_blockhash,
&user,
&pool_token_account,
pool_tokens,
None,
)
.await;
assert!(error.is_none());
// Stake pool should add its balance to the pool balance
let post_stake_pool = get_account(
&mut context.banks_client,
&stake_pool_accounts.stake_pool.pubkey(),
)
.await;
let post_stake_pool =
try_from_slice_unchecked::<state::StakePool>(post_stake_pool.data.as_slice()).unwrap();
let amount_withdrawn_minus_fee =
pool_tokens - stake_pool_accounts.calculate_withdrawal_fee(pool_tokens);
assert_eq!(
post_stake_pool.total_lamports,
pre_stake_pool.total_lamports - amount_withdrawn_minus_fee
);
assert_eq!(
post_stake_pool.pool_token_supply,
pre_stake_pool.pool_token_supply - amount_withdrawn_minus_fee
);
// Check minted tokens
let user_token_balance =
get_token_balance(&mut context.banks_client, &pool_token_account).await;
assert_eq!(user_token_balance, 0);
// Check reserve
let post_reserve_lamports = get_account(
&mut context.banks_client,
&stake_pool_accounts.reserve_stake.pubkey(),
)
.await
.lamports;
assert_eq!(
post_reserve_lamports,
pre_reserve_lamports - amount_withdrawn_minus_fee
);
}
#[tokio::test]
async fn fail_with_wrong_withdraw_authority() {
let (mut context, mut stake_pool_accounts, user, pool_token_account, pool_tokens) =
setup().await;
stake_pool_accounts.withdraw_authority = Pubkey::new_unique();
let error = stake_pool_accounts
.withdraw_sol(
&mut context.banks_client,
&context.payer,
&context.last_blockhash,
&user,
&pool_token_account,
pool_tokens,
None,
)
.await
.unwrap()
.unwrap();
assert_eq!(
error,
TransactionError::InstructionError(
0,
InstructionError::Custom(StakePoolError::InvalidProgramAddress as u32)
)
);
}
#[tokio::test]
async fn fail_overdraw_reserve() {
let (mut context, stake_pool_accounts, user, pool_token_account, _) = setup().await;
// add a validator and increase stake to drain the reserve
let validator_stake = simple_add_validator_to_pool(
&mut context.banks_client,
&context.payer,
&context.last_blockhash,
&stake_pool_accounts,
)
.await;
let rent = context.banks_client.get_rent().await.unwrap();
let stake_rent = rent.minimum_balance(std::mem::size_of::<stake::state::StakeState>());
let error = stake_pool_accounts
.increase_validator_stake(
&mut context.banks_client,
&context.payer,
&context.last_blockhash,
&validator_stake.transient_stake_account,
&validator_stake.vote.pubkey(),
TEST_STAKE_AMOUNT - stake_rent,
validator_stake.transient_stake_seed,
)
.await;
assert!(error.is_none());
// try to withdraw one lamport, will overdraw
let error = stake_pool_accounts
.withdraw_sol(
&mut context.banks_client,
&context.payer,
&context.last_blockhash,
&user,
&pool_token_account,
1,
None,
)
.await
.unwrap()
.unwrap();
assert_eq!(
error,
TransactionError::InstructionError(
0,
InstructionError::Custom(StakePoolError::SolWithdrawalTooLarge as u32)
)
);
}
#[tokio::test]
async fn success_with_sol_withdraw_authority() {
let (mut context, stake_pool_accounts, user, pool_token_account, pool_tokens) = setup().await;
let sol_withdraw_authority = Keypair::new();
let transaction = Transaction::new_signed_with_payer(
&[instruction::set_funding_authority(
&id(),
&stake_pool_accounts.stake_pool.pubkey(),
&stake_pool_accounts.manager.pubkey(),
Some(&sol_withdraw_authority.pubkey()),
FundingType::SolWithdraw,
)],
Some(&context.payer.pubkey()),
&[&context.payer, &stake_pool_accounts.manager],
context.last_blockhash,
);
context
.banks_client
.process_transaction(transaction)
.await
.unwrap();
let error = stake_pool_accounts
.withdraw_sol(
&mut context.banks_client,
&context.payer,
&context.last_blockhash,
&user,
&pool_token_account,
pool_tokens,
Some(&sol_withdraw_authority),
)
.await;
assert!(error.is_none());
}
#[tokio::test]
async fn fail_without_sol_withdraw_authority_signature() {
let (mut context, stake_pool_accounts, user, pool_token_account, pool_tokens) = setup().await;
let sol_withdraw_authority = Keypair::new();
let transaction = Transaction::new_signed_with_payer(
&[instruction::set_funding_authority(
&id(),
&stake_pool_accounts.stake_pool.pubkey(),
&stake_pool_accounts.manager.pubkey(),
Some(&sol_withdraw_authority.pubkey()),
FundingType::SolWithdraw,
)],
Some(&context.payer.pubkey()),
&[&context.payer, &stake_pool_accounts.manager],
context.last_blockhash,
);
context
.banks_client
.process_transaction(transaction)
.await
.unwrap();
let wrong_withdrawer = Keypair::new();
let error = stake_pool_accounts
.withdraw_sol(
&mut context.banks_client,
&context.payer,
&context.last_blockhash,
&user,
&pool_token_account,
pool_tokens,
Some(&wrong_withdrawer),
)
.await
.unwrap()
.unwrap();
assert_eq!(
error,
TransactionError::InstructionError(
0,
InstructionError::Custom(StakePoolError::InvalidSolWithdrawAuthority as u32)
)
);
}