tests.rs

		assert!(total_payout_0 > 100); // Test is meaningful if reward something

		mock::start_era(2);
		mock::make_all_reward_payment(1);

		// nominator 10_000 can't get its reward because exposure is clipped. However it will try
		// to query other people reward.
		assert_ok!(Staking::payout_nominator(Origin::signed(20_000), 1, vec![(11, 0)]));

		// Assert only nominators from 1 to Max are rewarded
		for i in 0..=<Test as Trait>::MaxNominatorRewardedPerValidator::get() {
			let stash = 10_000 + i as u64;
			let balance = 10_000 + i as u64;
			if stash == 10_000 {
				assert!(Balances::free_balance(&stash) == balance);
			} else {
				assert!(Balances::free_balance(&stash) > balance);
			}
		}
	});
}

#[test]
fn set_history_depth_works() {
	ExtBuilder::default().build().execute_with(|| {
		start_era(10);
		Staking::set_history_depth(Origin::ROOT, 20).unwrap();
		assert!(<Staking as Store>::ErasTotalStake::contains_key(10 - 4));
		assert!(<Staking as Store>::ErasTotalStake::contains_key(10 - 5));
		Staking::set_history_depth(Origin::ROOT, 4).unwrap();
		assert!(<Staking as Store>::ErasTotalStake::contains_key(10 - 4));
		assert!(!<Staking as Store>::ErasTotalStake::contains_key(10 - 5));
		Staking::set_history_depth(Origin::ROOT, 3).unwrap();
		assert!(!<Staking as Store>::ErasTotalStake::contains_key(10 - 4));
		assert!(!<Staking as Store>::ErasTotalStake::contains_key(10 - 5));
		Staking::set_history_depth(Origin::ROOT, 8).unwrap();
		assert!(!<Staking as Store>::ErasTotalStake::contains_key(10 - 4));
		assert!(!<Staking as Store>::ErasTotalStake::contains_key(10 - 5));
	});
}

#[test]
fn assert_migration_is_noop() {
	let kusama_active_era = "4a0200000190e2721171010000";
	let era = ActiveEraInfo::decode(&mut &hex::decode(kusama_active_era).unwrap()[..]).unwrap();
	assert_eq!(era.index, 586);
	assert_eq!(era.start, Some(1585135674000));
}