mock.rs

	for (nominator_controller, validators_with_nom_index) in nominator_controllers {
		assert_ok!(Staking::payout_nominator(
			Origin::signed(nominator_controller),
			era,
			validators_with_nom_index,
		));
	}

	// reward validators
	for validator_controller in validators_with_reward.iter().filter_map(Staking::bonded) {
		assert_ok!(Staking::payout_validator(Origin::signed(validator_controller), era));
	}
}

/// Make all validator and nominator request their payment
pub(crate) fn make_all_reward_payment(era: EraIndex) {
	let validators_with_reward = ErasRewardPoints::<Test>::get(era).individual.keys()
		.cloned()
		.collect::<Vec<_>>();

	// reward validators
	for validator_controller in validators_with_reward.iter().filter_map(Staking::bonded) {
		let ledger = <Ledger<Test>>::get(&validator_controller).unwrap();

		assert_ok!(Staking::payout_stakers(Origin::signed(1337), ledger.stash, era));
	}
}

#[macro_export]
macro_rules! assert_session_era {
	($session:expr, $era:expr) => {
		assert_eq!(
			Session::current_index(),
			$session,
			"wrong session {} != {}",
			Session::current_index(),
			$session,
		);
		assert_eq!(
			Staking::active_era().unwrap().index,
			$era,
			"wrong active era {} != {}",
			Staking::active_era().unwrap().index,
			$era,
		);
	};
}

pub(crate) fn staking_events() -> Vec<Event<Test>> {
	System::events().into_iter().map(|r| r.event).filter_map(|e| {
		if let MetaEvent::staking(inner) = e {
			Some(inner)
		} else {
			None
		}
	}).collect()
}

pub(crate) fn balances(who: &AccountId) -> (Balance, Balance) {
	(Balances::free_balance(who), Balances::reserved_balance(who))
}