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solana-with-rpc-optimizations
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Remove rewrite_rent_exempt_reserve() (#22741)

This commit is contained in:
Brooks Prumo 2022-01-26 18:42:44 -05:00 committed by GitHub
parent d9c259a231
commit 3993cd765c
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2 changed files with 0 additions and 53 deletions
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35
programs/stake/src/stake_state.rs
View File

@ -5676,41 +5676,6 @@ mod tests {
);
}
#[test]
fn test_meta_rewrite_rent_exempt_reserve() {
let right_data_len = std::mem::size_of::<StakeState>() as u64;
let rent = Rent::default();
let expected_rent_exempt_reserve = rent.minimum_balance(right_data_len as usize);
let test_cases = [
(
right_data_len + 100,
Some((
rent.minimum_balance(right_data_len as usize + 100),
expected_rent_exempt_reserve,
)),
), // large data_len, too small rent exempt
(right_data_len, None), // correct
(
right_data_len - 100,
Some((
rent.minimum_balance(right_data_len as usize - 100),
expected_rent_exempt_reserve,
)),
), // small data_len, too large rent exempt
];
for (data_len, expected_rewrite) in &test_cases {
let rent_exempt_reserve = rent.minimum_balance(*data_len as usize);
let mut meta = Meta {
rent_exempt_reserve,
..Meta::default()
};
let actual_rewrite = meta.rewrite_rent_exempt_reserve(&rent, right_data_len as usize);
assert_eq!(actual_rewrite, *expected_rewrite);
assert_eq!(meta.rent_exempt_reserve, expected_rent_exempt_reserve);
}
}
#[test]
fn test_calculate_lamports_per_byte_year() {
let rent = Rent::default();

18
sdk/program/src/stake/state.rs
View File

@ -280,24 +280,6 @@ impl Meta {
Ok(())
}
pub fn rewrite_rent_exempt_reserve(
&mut self,
rent: &Rent,
data_len: usize,
) -> Option<(u64, u64)> {
let corrected_rent_exempt_reserve = rent.minimum_balance(data_len);
if corrected_rent_exempt_reserve != self.rent_exempt_reserve {
// We forcibly update rent_excempt_reserve even
// if rent_exempt_reserve > account_balance, hoping user might restore
// rent_exempt status by depositing.
let (old, new) = (self.rent_exempt_reserve, corrected_rent_exempt_reserve);
self.rent_exempt_reserve = corrected_rent_exempt_reserve;
Some((old, new))
} else {
None
}
}
pub fn auto(authorized: &Pubkey) -> Self {
Self {
authorized: Authorized::auto(authorized),