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Add tests for split() from Uninitialized account where dest=source (#23442)

This commit is contained in:
Brooks Prumo 2022-03-02 18:32:15 -06:00 committed by GitHub
parent e87b941a51
commit 79a515e88e
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1 changed files with 51 additions and 18 deletions
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43
programs/stake/src/stake_state.rs
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@ -3959,8 +3959,35 @@ mod tests {
Err(InstructionError::MissingRequiredSignature)
);
let signers = HashSet::from([stake_pubkey]);
// splitting an uninitialized account where the destination is the same as the source
{
// splitting should work when...
// - when split amount is the full balance
// - when split amount is zero
// - when split amount is non-zero and less than the full balance
//
// and splitting should fail when the split amount is greater than the balance
assert_eq!(
stake_keyed_account.split(stake_lamports, &stake_keyed_account, &signers),
Ok(()),
);
assert_eq!(
stake_keyed_account.split(0, &stake_keyed_account, &signers),
Ok(()),
);
assert_eq!(
stake_keyed_account.split(stake_lamports / 2, &stake_keyed_account, &signers),
Ok(()),
);
assert_eq!(
stake_keyed_account.split(stake_lamports + 1, &stake_keyed_account, &signers),
Err(InstructionError::InsufficientFunds),
);
}
// this should work
let signers = vec![stake_pubkey].into_iter().collect();
assert_eq!(
stake_keyed_account.split(stake_lamports / 2, &split_stake_keyed_account, &signers),
Ok(())
@ -3982,18 +4009,23 @@ mod tests {
&id(),
)
.expect("stake_account");
let stake_keyed_account = KeyedAccount::new(&stake_pubkey, true, &stake_account);
let signers = vec![stake_pubkey].into_iter().collect();
for split_stake_state in &[
StakeState::Initialized(Meta::default()),
StakeState::Stake(Meta::default(), Stake::default()),
StakeState::RewardsPool,
] {
let split_stake_pubkey = solana_sdk::pubkey::new_rand();
let split_stake_account = AccountSharedData::new_ref_data_with_space(
0,
&StakeState::Initialized(Meta::auto(&stake_pubkey)),
split_stake_state,
std::mem::size_of::<StakeState>(),
&id(),
)
.expect("stake_account");
.expect("split_stake_account");
let signers = vec![stake_pubkey].into_iter().collect();
let stake_keyed_account = KeyedAccount::new(&stake_pubkey, true, &stake_account);
let split_stake_keyed_account =
KeyedAccount::new(&split_stake_pubkey, true, &split_stake_account);
assert_eq!(
@ -4001,6 +4033,7 @@ mod tests {
Err(InstructionError::InvalidAccountData)
);
}
}
fn just_stake(stake: u64) -> Stake {
Stake {
delegation: Delegation {