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Rewards & slashes proportional to the least-slashable validator (#781)

Browse Source 
* Initial stuff

* Treasury now mints based on lowest staked.

* Tests build

* Fix tests

* Fix hashes

* Fix tests & grumble
This commit is contained in:
Gav Wood
2018-09-21 09:10:16 +02:00
committed by GitHub
parent ebb688f81f
commit 25393abef8
8 changed files with 137 additions and 56 deletions
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substrate/srml/staking/src/tests.rs
+19 -18
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@@ -316,10 +316,10 @@ fn nominating_and_rewards_should_work() {
Session::check_rotate_session(System::block_number());
assert_eq!(Staking::current_era(), 2);
assert_eq!(Session::validators(), vec![3, 2]);
assert_eq!(Balances::total_balance(&1), 12);
assert_eq!(Balances::total_balance(&1), 16);
assert_eq!(Balances::total_balance(&2), 20);
assert_eq!(Balances::total_balance(&3), 40);
assert_eq!(Balances::total_balance(&4), 48);
assert_eq!(Balances::total_balance(&3), 60);
assert_eq!(Balances::total_balance(&4), 64);
System::set_block_number(3);
assert_ok!(Staking::stake(Origin::signed(4)));
@@ -327,17 +327,17 @@ fn nominating_and_rewards_should_work() {
assert_ok!(Staking::nominate(Origin::signed(3), 1.into()));
Session::check_rotate_session(System::block_number());
assert_eq!(Session::validators(), vec![1, 4]);
assert_eq!(Balances::total_balance(&1), 12);
assert_eq!(Balances::total_balance(&2), 30);
assert_eq!(Balances::total_balance(&3), 50);
assert_eq!(Balances::total_balance(&4), 48);
assert_eq!(Balances::total_balance(&1), 16);
assert_eq!(Balances::total_balance(&2), 40);
assert_eq!(Balances::total_balance(&3), 80);
assert_eq!(Balances::total_balance(&4), 64);
System::set_block_number(4);
Session::check_rotate_session(System::block_number());
assert_eq!(Balances::total_balance(&1), 13);
assert_eq!(Balances::total_balance(&2), 30);
assert_eq!(Balances::total_balance(&3), 58);
assert_eq!(Balances::total_balance(&4), 58);
assert_eq!(Balances::total_balance(&1), 26);
assert_eq!(Balances::total_balance(&2), 40);
assert_eq!(Balances::total_balance(&3), 133);
assert_eq!(Balances::total_balance(&4), 128);
});
}
@@ -357,9 +357,9 @@ fn rewards_with_off_the_table_should_work() {
System::set_block_number(2);
assert_ok!(Staking::register_preferences(Origin::signed(1), Staking::intentions().into_iter().position(|i| i == 1).unwrap() as u32, ValidatorPrefs { unstake_threshold: 3, validator_payment: 4 }));
Session::check_rotate_session(System::block_number());
assert_eq!(Balances::total_balance(&1), 16);
assert_eq!(Balances::total_balance(&2), 24);
assert_eq!(Balances::total_balance(&3), 40);
assert_eq!(Balances::total_balance(&1), 22);
assert_eq!(Balances::total_balance(&2), 37);
assert_eq!(Balances::total_balance(&3), 60);
});
}
@@ -393,10 +393,11 @@ fn nominating_slashes_should_work() {
System::set_extrinsic_index(1);
Staking::on_offline_validator(0);
Staking::on_offline_validator(1);
assert_eq!(Balances::total_balance(&1), 0);
assert_eq!(Balances::total_balance(&2), 20);
assert_eq!(Balances::total_balance(&3), 10);
assert_eq!(Balances::total_balance(&4), 30);
assert_eq!(Balances::total_balance(&1), 0); //slashed
assert_eq!(Balances::total_balance(&2), 20); //not slashed
assert_eq!(Balances::total_balance(&3), 10); //slashed
assert_eq!(Balances::total_balance(&4), 30); //slashed
// TODO: change slash % to something sensible.
});
}