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

437 lines
12 KiB
Rust

#![cfg(feature = "test-bpf")]
mod helpers;
use {
bincode::deserialize,
helpers::*,
solana_program::{
clock::Epoch, hash::Hash, instruction::InstructionError, pubkey::Pubkey, stake,
},
solana_program_test::*,
solana_sdk::{
signature::{Keypair, Signer},
transaction::{Transaction, TransactionError},
},
spl_stake_pool::{
error::StakePoolError, find_transient_stake_program_address, id, instruction,
},
};
async fn setup() -> (
BanksClient,
Keypair,
Hash,
StakePoolAccounts,
ValidatorStakeAccount,
DepositStakeAccount,
u64,
) {
let (mut banks_client, payer, recent_blockhash) = program_test().start().await;
let stake_pool_accounts = StakePoolAccounts::new();
stake_pool_accounts
.initialize_stake_pool(&mut banks_client, &payer, &recent_blockhash, 1)
.await
.unwrap();
let validator_stake_account = simple_add_validator_to_pool(
&mut banks_client,
&payer,
&recent_blockhash,
&stake_pool_accounts,
)
.await;
let deposit_info = simple_deposit_stake(
&mut banks_client,
&payer,
&recent_blockhash,
&stake_pool_accounts,
&validator_stake_account,
100_000_000,
)
.await
.unwrap();
let lamports = deposit_info.stake_lamports / 2;
(
banks_client,
payer,
recent_blockhash,
stake_pool_accounts,
validator_stake_account,
deposit_info,
lamports,
)
}
#[tokio::test]
async fn success() {
let (
mut banks_client,
payer,
recent_blockhash,
stake_pool_accounts,
validator_stake,
_deposit_info,
decrease_lamports,
) = setup().await;
// Save validator stake
let pre_validator_stake_account =
get_account(&mut banks_client, &validator_stake.stake_account).await;
// Check no transient stake
let transient_account = banks_client
.get_account(validator_stake.transient_stake_account)
.await
.unwrap();
assert!(transient_account.is_none());
let error = stake_pool_accounts
.decrease_validator_stake(
&mut banks_client,
&payer,
&recent_blockhash,
&validator_stake.stake_account,
&validator_stake.transient_stake_account,
decrease_lamports,
validator_stake.transient_stake_seed,
)
.await;
assert!(error.is_none());
// Check validator stake account balance
let validator_stake_account =
get_account(&mut banks_client, &validator_stake.stake_account).await;
let validator_stake_state =
deserialize::<stake::state::StakeState>(&validator_stake_account.data).unwrap();
assert_eq!(
pre_validator_stake_account.lamports - decrease_lamports,
validator_stake_account.lamports
);
assert_eq!(
validator_stake_state
.delegation()
.unwrap()
.deactivation_epoch,
Epoch::MAX
);
// Check transient stake account state and balance
let transient_stake_account =
get_account(&mut banks_client, &validator_stake.transient_stake_account).await;
let transient_stake_state =
deserialize::<stake::state::StakeState>(&transient_stake_account.data).unwrap();
assert_eq!(transient_stake_account.lamports, decrease_lamports);
assert_ne!(
transient_stake_state
.delegation()
.unwrap()
.deactivation_epoch,
Epoch::MAX
);
}
#[tokio::test]
async fn fail_with_wrong_withdraw_authority() {
let (
mut banks_client,
payer,
recent_blockhash,
stake_pool_accounts,
validator_stake,
_deposit_info,
decrease_lamports,
) = setup().await;
let wrong_authority = Pubkey::new_unique();
let transaction = Transaction::new_signed_with_payer(
&[instruction::decrease_validator_stake(
&id(),
&stake_pool_accounts.stake_pool.pubkey(),
&stake_pool_accounts.staker.pubkey(),
&wrong_authority,
&stake_pool_accounts.validator_list.pubkey(),
&validator_stake.stake_account,
&validator_stake.transient_stake_account,
decrease_lamports,
validator_stake.transient_stake_seed,
)],
Some(&payer.pubkey()),
&[&payer, &stake_pool_accounts.staker],
recent_blockhash,
);
let error = banks_client
.process_transaction(transaction)
.await
.err()
.unwrap()
.unwrap();
match error {
TransactionError::InstructionError(_, InstructionError::Custom(error_index)) => {
let program_error = StakePoolError::InvalidProgramAddress as u32;
assert_eq!(error_index, program_error);
}
_ => panic!("Wrong error occurs while decreasing with wrong withdraw authority"),
}
}
#[tokio::test]
async fn fail_with_wrong_validator_list() {
let (
mut banks_client,
payer,
recent_blockhash,
mut stake_pool_accounts,
validator_stake,
_deposit_info,
decrease_lamports,
) = setup().await;
stake_pool_accounts.validator_list = Keypair::new();
let transaction = Transaction::new_signed_with_payer(
&[instruction::decrease_validator_stake(
&id(),
&stake_pool_accounts.stake_pool.pubkey(),
&stake_pool_accounts.staker.pubkey(),
&stake_pool_accounts.withdraw_authority,
&stake_pool_accounts.validator_list.pubkey(),
&validator_stake.stake_account,
&validator_stake.transient_stake_account,
decrease_lamports,
validator_stake.transient_stake_seed,
)],
Some(&payer.pubkey()),
&[&payer, &stake_pool_accounts.staker],
recent_blockhash,
);
let error = banks_client
.process_transaction(transaction)
.await
.err()
.unwrap()
.unwrap();
match error {
TransactionError::InstructionError(_, InstructionError::Custom(error_index)) => {
let program_error = StakePoolError::InvalidValidatorStakeList as u32;
assert_eq!(error_index, program_error);
}
_ => panic!("Wrong error occurs while decreasing with wrong validator stake list account"),
}
}
#[tokio::test]
async fn fail_with_unknown_validator() {
let (
mut banks_client,
payer,
recent_blockhash,
stake_pool_accounts,
_validator_stake,
_deposit_info,
decrease_lamports,
) = setup().await;
let unknown_stake = create_unknown_validator_stake(
&mut banks_client,
&payer,
&recent_blockhash,
&stake_pool_accounts.stake_pool.pubkey(),
)
.await;
let transaction = Transaction::new_signed_with_payer(
&[instruction::decrease_validator_stake(
&id(),
&stake_pool_accounts.stake_pool.pubkey(),
&stake_pool_accounts.staker.pubkey(),
&stake_pool_accounts.withdraw_authority,
&stake_pool_accounts.validator_list.pubkey(),
&unknown_stake.stake_account,
&unknown_stake.transient_stake_account,
decrease_lamports,
unknown_stake.transient_stake_seed,
)],
Some(&payer.pubkey()),
&[&payer, &stake_pool_accounts.staker],
recent_blockhash,
);
let error = banks_client
.process_transaction(transaction)
.await
.err()
.unwrap()
.unwrap();
assert_eq!(
error,
TransactionError::InstructionError(
0,
InstructionError::Custom(StakePoolError::InvalidStakeAccountAddress as u32)
)
);
}
#[tokio::test]
async fn fail_decrease_twice() {
let (
mut banks_client,
payer,
recent_blockhash,
stake_pool_accounts,
validator_stake,
_deposit_info,
decrease_lamports,
) = setup().await;
let error = stake_pool_accounts
.decrease_validator_stake(
&mut banks_client,
&payer,
&recent_blockhash,
&validator_stake.stake_account,
&validator_stake.transient_stake_account,
decrease_lamports / 3,
validator_stake.transient_stake_seed,
)
.await;
assert!(error.is_none());
let transient_stake_seed = validator_stake.transient_stake_seed * 100;
let transient_stake_address = find_transient_stake_program_address(
&id(),
&validator_stake.vote.pubkey(),
&stake_pool_accounts.stake_pool.pubkey(),
transient_stake_seed,
)
.0;
let error = stake_pool_accounts
.decrease_validator_stake(
&mut banks_client,
&payer,
&recent_blockhash,
&validator_stake.stake_account,
&transient_stake_address,
decrease_lamports / 2,
transient_stake_seed,
)
.await
.unwrap()
.unwrap();
match error {
TransactionError::InstructionError(_, InstructionError::Custom(error_index)) => {
let program_error = StakePoolError::TransientAccountInUse as u32;
assert_eq!(error_index, program_error);
}
_ => panic!("Wrong error"),
}
}
#[tokio::test]
async fn fail_with_small_lamport_amount() {
let (
mut banks_client,
payer,
recent_blockhash,
stake_pool_accounts,
validator_stake,
_deposit_info,
_decrease_lamports,
) = setup().await;
let rent = banks_client.get_rent().await.unwrap();
let lamports = rent.minimum_balance(std::mem::size_of::<stake::state::StakeState>());
let error = stake_pool_accounts
.decrease_validator_stake(
&mut banks_client,
&payer,
&recent_blockhash,
&validator_stake.stake_account,
&validator_stake.transient_stake_account,
lamports,
validator_stake.transient_stake_seed,
)
.await
.unwrap()
.unwrap();
match error {
TransactionError::InstructionError(_, InstructionError::AccountNotRentExempt) => {}
_ => panic!("Wrong error occurs while try to decrease small stake"),
}
}
#[tokio::test]
async fn fail_big_overdraw() {
let (
mut banks_client,
payer,
recent_blockhash,
stake_pool_accounts,
validator_stake,
deposit_info,
_decrease_lamports,
) = setup().await;
let error = stake_pool_accounts
.decrease_validator_stake(
&mut banks_client,
&payer,
&recent_blockhash,
&validator_stake.stake_account,
&validator_stake.transient_stake_account,
deposit_info.stake_lamports * 1_000_000,
validator_stake.transient_stake_seed,
)
.await
.unwrap()
.unwrap();
assert_eq!(
error,
TransactionError::InstructionError(0, InstructionError::InsufficientFunds)
);
}
#[tokio::test]
async fn fail_overdraw() {
let (
mut banks_client,
payer,
recent_blockhash,
stake_pool_accounts,
validator_stake,
deposit_info,
_decrease_lamports,
) = setup().await;
let rent = banks_client.get_rent().await.unwrap();
let stake_rent = rent.minimum_balance(std::mem::size_of::<stake::state::StakeState>());
let error = stake_pool_accounts
.decrease_validator_stake(
&mut banks_client,
&payer,
&recent_blockhash,
&validator_stake.stake_account,
&validator_stake.transient_stake_account,
deposit_info.stake_lamports + stake_rent + 1,
validator_stake.transient_stake_seed,
)
.await
.unwrap()
.unwrap();
assert_eq!(
error,
TransactionError::InstructionError(0, InstructionError::InsufficientFunds)
);
}