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commission as percent (#7239)

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* commission_as_percent

* fixup
This commit is contained in:
Rob Walker
2019-12-03 20:55:04 -08:00
committed by GitHub
parent 369f37a0a4
commit ae93d574c2
8 changed files with 21 additions and 25 deletions
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10
programs/vote/src/vote_state.rs
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@@ -91,7 +91,7 @@ pub struct VoteState {
pub authorized_voter: Pubkey,
/// the signer for withdrawals
pub authorized_withdrawer: Pubkey,
/// fraction of std::u8::MAX that represents what part of a rewards
/// percentage (0-100) that represents what part of a rewards
/// payout should be given to this VoteAccount
pub commission: u8,
@@ -167,11 +167,11 @@ impl VoteState {
/// if commission calculation is 100% one way or other,
/// indicate with false for was_split
pub fn commission_split(&self, on: f64) -> (f64, f64, bool) {
match self.commission {
match self.commission.min(100) {
0 => (0.0, on, false),
std::u8::MAX => (on, 0.0, false),
100 => (on, 0.0, false),
split => {
let mine = on * f64::from(split) / f64::from(std::u8::MAX);
let mine = on * f64::from(split) / f64::from(100);
(mine, on - mine, true)
}
}
@@ -1066,7 +1066,7 @@ mod tests {
vote_state.commission = std::u8::MAX;
assert_eq!(vote_state.commission_split(1.0), (1.0, 0.0, false));
vote_state.commission = std::u8::MAX / 2;
vote_state.commission = 50;
let (voter_portion, staker_portion, was_split) = vote_state.commission_split(10.0);
assert_eq!(