Newer
Older
assert_eq!(Staking::era_election_status(), ElectionStatus::Closed);
assert_session_era!(5, 0);
run_to_block(67);
assert_eq!(Staking::era_election_status(), ElectionStatus::Closed);
// Will not open again as scheduled
run_to_block(87);
assert_eq!(Staking::era_election_status(), ElectionStatus::Closed);
assert_session_era!(8, 0);
run_to_block(90);
assert_eq!(Staking::era_election_status(), ElectionStatus::Closed);
assert_session_era!(9, 0);
fn offchain_window_on_chain_fallback_works() {
ExtBuilder::default().build_and_execute(|| {
3021
3022
3023
3024
3025
3026
3027
3028
3029
3030
3031
3032
3033
3034
3035
3036
3037
3038
3039
3040
3041
3042
3043
3044
3045
3046
3047
3048
3049
3050
3051
3052
3053
3054
3055
3056
3057
3058
3059
3060
3061
3062
3063
3064
3065
3066
3067
3068
3069
3070
3071
3072
3073
3074
3075
3076
start_session(1);
start_session(2);
assert_eq!(Staking::era_election_status(), ElectionStatus::Closed);
// some election must have happened by now.
assert_eq!(
System::events()
.into_iter()
.map(|r| r.event)
.filter_map(|e| {
if let MetaEvent::staking(inner) = e {
Some(inner)
} else {
None
}
})
.last()
.unwrap(),
RawEvent::StakingElection(ElectionCompute::OnChain),
);
})
}
#[test]
#[ignore] // This takes a few mins
fn offchain_wont_work_if_snapshot_fails() {
ExtBuilder::default()
.offchain_phragmen_ext()
.build()
.execute_with(|| {
run_to_block(12);
assert!(Staking::snapshot_validators().is_some());
assert_eq!(Staking::era_election_status(), ElectionStatus::Open(12));
// validate more than the limit
let limit: NominatorIndex = ValidatorIndex::max_value() as NominatorIndex + 1;
let ctrl = 1_000_000;
for i in 0..limit {
bond_validator((1000 + i).into(), (1000 + i + ctrl).into(), 100);
}
// window stays closed since no snapshot was taken.
run_to_block(27);
assert!(Staking::snapshot_validators().is_none());
assert_eq!(Staking::era_election_status(), ElectionStatus::Closed);
})
}
#[test]
fn staking_is_locked_when_election_window_open() {
ExtBuilder::default()
.offchain_phragmen_ext()
.election_lookahead(3)
.build()
.execute_with(|| {
run_to_block(12);
assert!(Staking::snapshot_validators().is_some());
assert_eq!(Staking::era_election_status(), ElectionStatus::Open(12));
// chill et. al. are now not allowed.
assert_noop!(
Staking::chill(Origin::signed(10)),
Error::<Test>::CallNotAllowed,
);
})
}
#[test]
fn signed_result_can_be_submitted() {
// should check that we have a new validator set normally, event says that it comes from
// offchain.
ExtBuilder::default()
.offchain_phragmen_ext()
.build()
.execute_with(|| {
run_to_block(12);
assert_eq!(Staking::era_election_status(), ElectionStatus::Open(12));
assert!(Staking::snapshot_validators().is_some());
let (compact, winners, score) = prepare_submission_with(true, 2, |_| {});
assert_ok!(submit_solution(
Origin::signed(10),
winners,
compact,
score,
));
let queued_result = Staking::queued_elected().unwrap();
assert_eq!(queued_result.compute, ElectionCompute::Signed);
assert_eq!(
System::events()
.into_iter()
.map(|r| r.event)
.filter_map(|e| {
if let MetaEvent::staking(inner) = e {
Some(inner)
} else {
None
}
})
.last()
.unwrap(),
RawEvent::SolutionStored(ElectionCompute::Signed),
);
3125
3126
3127
3128
3129
3130
3131
3132
3133
3134
3135
3136
3137
3138
3139
3140
3141
3142
3143
3144
3145
3146
3147
3148
3149
3150
3151
3152
3153
3154
3155
3156
run_to_block(15);
assert_eq!(Staking::era_election_status(), ElectionStatus::Closed);
assert_eq!(
System::events()
.into_iter()
.map(|r| r.event)
.filter_map(|e| {
if let MetaEvent::staking(inner) = e {
Some(inner)
} else {
None
}
})
.last()
.unwrap(),
RawEvent::StakingElection(ElectionCompute::Signed),
);
})
}
#[test]
fn signed_result_can_be_submitted_later() {
// same as `signed_result_can_be_submitted` but at a later block.
ExtBuilder::default()
.offchain_phragmen_ext()
.build()
.execute_with(|| {
run_to_block(14);
assert_eq!(Staking::era_election_status(), ElectionStatus::Open(12));
let (compact, winners, score) = prepare_submission_with(true, 2, |_| {});
assert_ok!(submit_solution(Origin::signed(10), winners, compact, score));
3159
3160
3161
3162
3163
3164
3165
3166
3167
3168
3169
3170
3171
3172
3173
3174
3175
3176
3177
3178
3179
3180
3181
3182
3183
3184
3185
let queued_result = Staking::queued_elected().unwrap();
assert_eq!(queued_result.compute, ElectionCompute::Signed);
run_to_block(15);
assert_eq!(Staking::era_election_status(), ElectionStatus::Closed);
assert_eq!(
System::events()
.into_iter()
.map(|r| r.event)
.filter_map(|e| {
if let MetaEvent::staking(inner) = e {
Some(inner)
} else {
None
}
})
.last()
.unwrap(),
RawEvent::StakingElection(ElectionCompute::Signed),
);
})
}
#[test]
fn early_solution_submission_is_rejected() {
// should check that we have a new validator set normally, event says that it comes from
// offchain.
ExtBuilder::default()
.offchain_phragmen_ext()
.build()
.execute_with(|| {
run_to_block(11);
// submission is not yet allowed
assert_eq!(Staking::era_election_status(), ElectionStatus::Closed);
// create all the indices just to build the solution.
Staking::create_stakers_snapshot();
let (compact, winners, score) = prepare_submission_with(true, 2, |_| {});
Staking::kill_stakers_snapshot();
assert_err_with_weight!(
Staking::submit_election_solution(
Origin::signed(10),
winners.clone(),
compact.clone(),
current_era(),
ElectionSize::default(),
),
Error::<Test>::PhragmenEarlySubmission,
Some(<Test as frame_system::Trait>::DbWeight::get().reads(1)),
);
})
}
#[test]
fn weak_solution_is_rejected() {
// A solution which is weaker than what we currently have on-chain is rejected.
ExtBuilder::default()
.offchain_phragmen_ext()
.has_stakers(false)
.validator_count(4)
.build()
.execute_with(|| {
build_offchain_phragmen_test_ext();
run_to_block(12);
// a good solution
let (compact, winners, score) = prepare_submission_with(true, 2, |_| {});
assert_ok!(submit_solution(
Origin::signed(10),
winners,
compact,
score,
));
// a bad solution
let (compact, winners, score) = horrible_phragmen_with_post_processing(false);
assert_err_with_weight!(
submit_solution(
winners.clone(),
compact.clone(),
score,
),
Error::<Test>::PhragmenWeakSubmission,
Some(<Test as frame_system::Trait>::DbWeight::get().reads(3))
);
})
}
#[test]
fn better_solution_is_accepted() {
// A solution which is better than what we currently have on-chain is accepted.
ExtBuilder::default()
.offchain_phragmen_ext()
.validator_count(4)
.has_stakers(false)
.build()
.execute_with(|| {
build_offchain_phragmen_test_ext();
run_to_block(12);
// a meeeeh solution
let (compact, winners, score) = horrible_phragmen_with_post_processing(false);
assert_ok!(submit_solution(
Origin::signed(10),
winners,
compact,
score,
));
// a better solution
let (compact, winners, score) = prepare_submission_with(true, 2, |_| {});
assert_ok!(submit_solution(
Origin::signed(10),
winners,
compact,
score,
));
})
}
#[test]
fn offchain_worker_runs_when_window_open() {
// at the end of the first finalized block with ElectionStatus::open(_), it should execute.
let mut ext = ExtBuilder::default()
.offchain_phragmen_ext()
.validator_count(2)
.build();
3292
3293
3294
3295
3296
3297
3298
3299
3300
3301
3302
3303
3304
3305
3306
3307
3308
3309
3310
3311
3312
3313
3314
ext.execute_with(|| {
run_to_block(12);
// local key 11 is in the elected set.
assert_eq_uvec!(Session::validators(), vec![11, 21]);
assert_eq!(state.read().transactions.len(), 0);
Staking::offchain_worker(12);
assert_eq!(state.read().transactions.len(), 1);
let encoded = state.read().transactions[0].clone();
let extrinsic: Extrinsic = Decode::decode(&mut &*encoded).unwrap();
let call = extrinsic.call;
let inner = match call {
mock::Call::Staking(inner) => inner,
};
assert_eq!(
<Staking as sp_runtime::traits::ValidateUnsigned>::validate_unsigned(
TransactionSource::Local,
&inner,
),
TransactionValidity::Ok(ValidTransaction {
priority: UnsignedPriority::get() + 1125, // the proposed slot stake.
provides: vec![("StakingOffchain", current_era()).encode()],
longevity: 3,
propagate: false,
})
)
})
}
#[test]
fn offchain_worker_runs_with_equalise() {
// Offchain worker equalises based on the number provided by randomness. See the difference
// in the priority, which comes from the computed score.
let mut ext = ExtBuilder::default()
.offchain_phragmen_ext()
.validator_count(2)
.max_offchain_iterations(2)
.build();
3335
3336
3337
3338
3339
3340
3341
3342
3343
3344
3345
3346
3347
3348
3349
3350
3351
3352
3353
3354
3355
3356
3357
3358
3359
3360
3361
3362
3363
3364
3365
3366
3367
3368
ext.execute_with(|| {
run_to_block(12);
// local key 11 is in the elected set.
assert_eq_uvec!(Session::validators(), vec![11, 21]);
assert_eq!(state.read().transactions.len(), 0);
Staking::offchain_worker(12);
assert_eq!(state.read().transactions.len(), 1);
let encoded = state.read().transactions[0].clone();
let extrinsic: Extrinsic = Decode::decode(&mut &*encoded).unwrap();
let call = extrinsic.call;
let inner = match call {
mock::Call::Staking(inner) => inner,
};
assert_eq!(
<Staking as sp_runtime::traits::ValidateUnsigned>::validate_unsigned(
TransactionSource::Local,
&inner,
),
TransactionValidity::Ok(ValidTransaction {
// the proposed slot stake, with equalize.
priority: UnsignedPriority::get() + 1250,
requires: vec![],
provides: vec![("StakingOffchain", active_era()).encode()],
longevity: 3,
propagate: false,
})
)
})
}
#[test]
fn mediocre_submission_from_authority_is_early_rejected() {
let mut ext = ExtBuilder::default()
.offchain_phragmen_ext()
.validator_count(4)
.build();
ext.execute_with(|| {
run_to_block(12);
// put a good solution on-chain
let (compact, winners, score) = prepare_submission_with(true, 2, |_| {});
assert_ok!(submit_solution(
3381
3382
3383
3384
3385
3386
3387
3388
3389
3390
3391
3392
3393
3394
3395
3396
3397
3398
3399
3400
3401
3402
3403
3404
3405
3406
3407
3408
3409
3410
3411
3412
3413
3414
3415
3416
3417
3418
3419
3420
3421
3422
3423
Origin::signed(10),
winners,
compact,
score,
),);
// now run the offchain worker in the same chain state.
Staking::offchain_worker(12);
assert_eq!(state.read().transactions.len(), 1);
let encoded = state.read().transactions[0].clone();
let extrinsic: Extrinsic = Decode::decode(&mut &*encoded).unwrap();
let call = extrinsic.call;
let inner = match call {
mock::Call::Staking(inner) => inner,
};
// pass this call to ValidateUnsigned
assert_eq!(
<Staking as sp_runtime::traits::ValidateUnsigned>::validate_unsigned(
TransactionSource::Local,
&inner,
),
TransactionValidity::Err(
InvalidTransaction::Custom(<Error<Test>>::PhragmenWeakSubmission.as_u8()).into(),
),
)
})
}
#[test]
fn invalid_phragmen_result_correct_number_of_winners() {
ExtBuilder::default()
.offchain_phragmen_ext()
.validator_count(4)
.has_stakers(false)
.build()
.execute_with(|| {
build_offchain_phragmen_test_ext();
run_to_block(12);
ValidatorCount::put(3);
let (compact, winners, score) = prepare_submission_with(true, 2, |_| {});
ValidatorCount::put(4);
assert_eq!(winners.len(), 3);
3429
3430
3431
3432
3433
3434
3435
3436
3437
3438
3439
3440
3441
3442
3443
3444
3445
3446
3447
3448
3449
3450
assert_noop!(
submit_solution(
Origin::signed(10),
winners,
compact,
score,
),
Error::<Test>::PhragmenBogusWinnerCount,
);
})
}
#[test]
fn invalid_phragmen_result_solution_size() {
ExtBuilder::default()
.offchain_phragmen_ext()
.build()
.execute_with(|| {
run_to_block(12);
let (compact, winners, score) = prepare_submission_with(true, 2, |_| {});
assert_noop!(
Staking::submit_election_solution(
Origin::signed(10),
winners,
compact,
score,
current_era(),
ElectionSize::default(),
Error::<Test>::PhragmenBogusElectionSize,
);
})
}
#[test]
fn invalid_phragmen_result_correct_number_of_winners_1() {
// if we have too little validators, then the number of candidates is the bound.
ExtBuilder::default()
.offchain_phragmen_ext()
.validator_count(8) // we simply cannot elect 8
.has_stakers(false)
.build()
.execute_with(|| {
build_offchain_phragmen_test_ext();
run_to_block(12);
ValidatorCount::put(3);
let (compact, winners, score) = prepare_submission_with(true, 2, |_| {});
ValidatorCount::put(4);
assert_eq!(winners.len(), 3);
assert_noop!(
3485
3486
3487
3488
3489
3490
3491
3492
3493
3494
3495
3496
3497
3498
3499
3500
3501
3502
3503
3504
3505
3506
Origin::signed(10),
winners,
compact,
score,
),
Error::<Test>::PhragmenBogusWinnerCount,
);
})
}
#[test]
fn invalid_phragmen_result_correct_number_of_winners_2() {
// if we have too little validators, then the number of candidates is the bound.
ExtBuilder::default()
.offchain_phragmen_ext()
.validator_count(8) // we simply cannot elect 8
.has_stakers(false)
.build()
.execute_with(|| {
build_offchain_phragmen_test_ext();
run_to_block(12);
let (compact, winners, score) = prepare_submission_with(true, 2, |_| {});
assert_eq!(winners.len(), 4);
// all good. We chose 4 and it works.
assert_ok!(submit_solution(
3513
3514
3515
3516
3517
3518
3519
3520
3521
3522
3523
3524
3525
3526
3527
3528
3529
3530
3531
3532
3533
3534
Origin::signed(10),
winners,
compact,
score,
),);
})
}
#[test]
fn invalid_phragmen_result_out_of_bound_nominator_index() {
// A nominator index which is simply invalid
ExtBuilder::default()
.offchain_phragmen_ext()
.validator_count(4)
.has_stakers(false)
.build()
.execute_with(|| {
build_offchain_phragmen_test_ext();
run_to_block(12);
assert_eq!(Staking::snapshot_nominators().unwrap().len(), 5 + 4);
assert_eq!(Staking::snapshot_validators().unwrap().len(), 4);
let (mut compact, winners, score) = prepare_submission_with(true, 2, |_| {});
// index 9 doesn't exist.
compact.votes1.push((9, 2));
// The error type sadly cannot be more specific now.
assert_noop!(
3543
3544
3545
3546
3547
3548
3549
3550
3551
3552
3553
3554
3555
3556
3557
3558
3559
3560
3561
3562
3563
3564
3565
3566
Origin::signed(10),
winners,
compact,
score,
),
Error::<Test>::PhragmenBogusCompact,
);
})
}
#[test]
fn invalid_phragmen_result_out_of_bound_validator_index() {
// A validator index which is out of bound
ExtBuilder::default()
.offchain_phragmen_ext()
.validator_count(4)
.has_stakers(false)
.build()
.execute_with(|| {
build_offchain_phragmen_test_ext();
run_to_block(12);
assert_eq!(Staking::snapshot_nominators().unwrap().len(), 5 + 4);
assert_eq!(Staking::snapshot_validators().unwrap().len(), 4);
let (mut compact, winners, score) = prepare_submission_with(true, 2, |_| {});
// index 4 doesn't exist.
compact.votes1.push((3, 4));
// The error type sadly cannot be more specific now.
assert_noop!(
3575
3576
3577
3578
3579
3580
3581
3582
3583
3584
3585
3586
3587
3588
3589
3590
3591
3592
3593
3594
3595
3596
3597
3598
Origin::signed(10),
winners,
compact,
score,
),
Error::<Test>::PhragmenBogusCompact,
);
})
}
#[test]
fn invalid_phragmen_result_out_of_bound_winner_index() {
// A winner index which is simply invalid
ExtBuilder::default()
.offchain_phragmen_ext()
.validator_count(4)
.has_stakers(false)
.build()
.execute_with(|| {
build_offchain_phragmen_test_ext();
run_to_block(12);
assert_eq!(Staking::snapshot_nominators().unwrap().len(), 5 + 4);
assert_eq!(Staking::snapshot_validators().unwrap().len(), 4);
let (compact, _, score) = prepare_submission_with(true, 2, |_| {});
// index 4 doesn't exist.
let winners = vec![0, 1, 2, 4];
assert_noop!(
3606
3607
3608
3609
3610
3611
3612
3613
3614
3615
3616
3617
3618
3619
3620
3621
3622
3623
3624
3625
3626
3627
3628
3629
3630
Origin::signed(10),
winners,
compact,
score,
),
Error::<Test>::PhragmenBogusWinner,
);
})
}
#[test]
fn invalid_phragmen_result_non_winner_validator_index() {
// An edge that points to a correct validator index who is NOT a winner. This is very
// similar to the test that raises `PhragmenBogusNomination`.
ExtBuilder::default()
.offchain_phragmen_ext()
.validator_count(2) // we select only 2.
.has_stakers(false)
.build()
.execute_with(|| {
build_offchain_phragmen_test_ext();
run_to_block(12);
assert_eq!(Staking::snapshot_nominators().unwrap().len(), 5 + 4);
assert_eq!(Staking::snapshot_validators().unwrap().len(), 4);
let (compact, winners, score) = prepare_submission_with(true, 2, |a| {
a.iter_mut()
.find(|x| x.who == 5)
// all 3 cannot be among the winners. Although, all of them are validator
// candidates.
.map(|x| x.distribution = vec![(21, 50), (41, 30), (31, 20)]);
});
assert_noop!(
3641
3642
3643
3644
3645
3646
3647
3648
3649
3650
3651
3652
3653
3654
3655
3656
3657
3658
3659
3660
3661
3662
Origin::signed(10),
winners,
compact,
score,
),
Error::<Test>::PhragmenBogusEdge,
);
})
}
#[test]
fn invalid_phragmen_result_wrong_self_vote() {
// A self vote for someone else.
ExtBuilder::default()
.offchain_phragmen_ext()
.validator_count(4)
.has_stakers(false)
.build()
.execute_with(|| {
build_offchain_phragmen_test_ext();
run_to_block(12);
let (compact, winners, score) = prepare_submission_with(true, 2, |a| {
// mutate a self vote to target someone else. That someone else is still among the
// winners
a.iter_mut().find(|x| x.who == 11).map(|x| {
x.distribution
.iter_mut()
.find(|y| y.0 == 11)
.map(|y| y.0 = 21)
});
});
assert_noop!(
3676
3677
3678
3679
3680
3681
3682
3683
3684
3685
3686
3687
3688
3689
3690
3691
3692
3693
3694
3695
3696
3697
Origin::signed(10),
winners,
compact,
score,
),
Error::<Test>::PhragmenBogusSelfVote,
);
})
}
#[test]
fn invalid_phragmen_result_wrong_self_vote_2() {
// A self validator voting for someone else next to self vote.
ExtBuilder::default()
.offchain_phragmen_ext()
.validator_count(4)
.has_stakers(false)
.build()
.execute_with(|| {
build_offchain_phragmen_test_ext();
run_to_block(12);
let (compact, winners, score) = prepare_submission_with(true, 2, |a| {
// Remove the self vote.
a.retain(|x| x.who != 11);
// add is as a new double vote
a.push(StakedAssignment {
who: 11,
distribution: vec![(11, 50), (21, 50)],
});
});
// This raises score issue.
assert_noop!(
3711
3712
3713
3714
3715
3716
3717
3718
3719
3720
3721
3722
3723
3724
3725
3726
3727
3728
3729
3730
3731
3732
3733
3734
Origin::signed(10),
winners,
compact,
score,
),
Error::<Test>::PhragmenBogusSelfVote,
);
})
}
#[test]
fn invalid_phragmen_result_over_stake() {
// Someone's edge ratios sums to more than 100%.
ExtBuilder::default()
.offchain_phragmen_ext()
.validator_count(4)
.has_stakers(false)
.build()
.execute_with(|| {
build_offchain_phragmen_test_ext();
run_to_block(12);
// Note: we don't reduce here to be able to tweak votes3. votes3 will vanish if you
// reduce.
let (mut compact, winners, score) = prepare_submission_with(false, 0, |_| {});
if let Some(c) = compact.votes3.iter_mut().find(|x| x.0 == 0) {
// by default it should have been (0, [(2, 33%), (1, 33%)], 0)
// now the sum is above 100%
c.1 = [(2, percent(66)), (1, percent(66))];
}
assert_noop!(
3745
3746
3747
3748
3749
3750
3751
3752
3753
3754
3755
3756
3757
3758
3759
3760
3761
3762
3763
3764
3765
3766
3767
3768
3769
3770
3771
3772
3773
3774
3775
Origin::signed(10),
winners,
compact,
score,
),
Error::<Test>::PhragmenBogusCompact,
);
})
}
#[test]
fn invalid_phragmen_result_under_stake() {
// at the time of this writing, we cannot under stake someone. The compact assignment works
// in a way that some of the stakes are presented by the submitter, and the last one is read
// from chain by subtracting the rest from total. Hence, the sum is always correct.
// This test is only here as a demonstration.
}
#[test]
fn invalid_phragmen_result_invalid_target_stealing() {
// A valid voter who voted for someone who is a candidate, and is a correct winner, but is
// actually NOT nominated by this nominator.
ExtBuilder::default()
.offchain_phragmen_ext()
.validator_count(4)
.has_stakers(false)
.build()
.execute_with(|| {
build_offchain_phragmen_test_ext();
run_to_block(12);
let (compact, winners, score) = prepare_submission_with(false, 0, |a| {
// 3 only voted for 20 and 40. We add a fake vote to 30. The stake sum is still
// correctly 100.
a.iter_mut()
.find(|x| x.who == 3)
.map(|x| x.distribution = vec![(21, 50), (41, 30), (31, 20)]);
});
assert_noop!(
3786
3787
3788
3789
3790
3791
3792
3793
3794
3795
3796
3797
3798
3799
3800
3801
3802
3803
3804
3805
3806
3807
3808
3809
3810
3811
3812
Origin::signed(10),
winners,
compact,
score,
),
Error::<Test>::PhragmenBogusNomination,
);
})
}
#[test]
fn nomination_slash_filter_is_checked() {
// If a nominator has voted for someone who has been recently slashed, that particular
// nomination should be disabled for the upcoming election. A solution must respect this
// rule.
ExtBuilder::default()
.offchain_phragmen_ext()
.validator_count(4)
.has_stakers(false)
.build()
.execute_with(|| {
build_offchain_phragmen_test_ext();
// finalize the round with fallback. This is needed since all nominator submission
// are in era zero and we want this one to pass with no problems.
run_to_block(15);
// go to the next session to trigger mock::start_era and bump the active era
run_to_block(20);
// slash 10. This must happen outside of the election window.
let offender_expo = Staking::eras_stakers(Staking::active_era().unwrap().index, 11);
on_offence_now(
&[OffenceDetails {
offender: (11, offender_expo.clone()),
reporters: vec![],
}],
&[Perbill::from_percent(50)],
);
// validate 10 again for the next round. But this guy will not have the votes that
// it should have had from 1 and 2.
assert_ok!(Staking::validate(
Origin::signed(10),
Default::default()
));
// open the election window and create snapshots.
run_to_block(32);
// a solution that has been prepared after the slash.
let (compact, winners, score) = prepare_submission_with(false, 0, |a| {
// no one is allowed to vote for 10, except for itself.
a.into_iter()
.filter(|s| s.who != 11)
.for_each(|s|
assert!(s.distribution.iter().find(|(t, _)| *t == 11).is_none())
);
});
// can be submitted.
assert_ok!(submit_solution(
Origin::signed(10),
winners,
compact,
score,
));
// a wrong solution.
let (compact, winners, score) = prepare_submission_with(false, 0, |a| {
// add back the vote that has been filtered out.
a.push(StakedAssignment {
who: 1,
distribution: vec![(11, 100)]
});
});
// is rejected.
assert_noop!(
3866
3867
3868
3869
3870
3871
3872
3873
3874
3875
3876
3877
3878
3879
3880
3881
3882
3883
3884
3885
3886
3887
Origin::signed(10),
winners,
compact,
score,
),
Error::<Test>::PhragmenSlashedNomination,
);
})
}
#[test]
fn invalid_phragmen_result_wrong_score() {
// A valid voter who's total distributed stake is more than what they bond
ExtBuilder::default()
.offchain_phragmen_ext()
.validator_count(4)
.has_stakers(false)
.build()
.execute_with(|| {
build_offchain_phragmen_test_ext();
run_to_block(12);
let (compact, winners, mut score) = prepare_submission_with(true, 2, |_| {});
score[0] += 1;
assert_noop!(
Origin::signed(10),
winners,
compact,
score,
),
Error::<Test>::PhragmenBogusScore,
);
})
}
#[test]
fn offchain_storage_is_set() {
let mut ext = ExtBuilder::default()
.offchain_phragmen_ext()
.validator_count(4)
.build();
3910
3911
3912
3913
3914
3915
3916
3917
3918
3919
3920
3921
3922
3923
3924
3925
3926
3927
3928
3929
3930
3931
3932
ext.execute_with(|| {
use offchain_election::OFFCHAIN_HEAD_DB;
use sp_runtime::offchain::storage::StorageValueRef;
run_to_block(12);
Staking::offchain_worker(12);
// it works
assert_eq!(state.read().transactions.len(), 1);
// and it is set
let storage = StorageValueRef::persistent(&OFFCHAIN_HEAD_DB);
assert_eq!(storage.get::<BlockNumber>().unwrap().unwrap(), 12);
})
}
#[test]
fn offchain_storage_prevents_duplicate() {
let mut ext = ExtBuilder::default()
.offchain_phragmen_ext()
.validator_count(4)
.build();
3934
3935
3936
3937
3938
3939
3940
3941
3942
3943
3944
3945
3946
3947
3948
3949
3950
3951
3952
3953
3954
3955
3956
3957
3958
3959
3960
3961
3962
3963
3964
3965
3966
3967
3968
3969
3970
3971
3972
3973
3974
3975
3976
3977
3978
3979
3980
3981
3982
ext.execute_with(|| {
use offchain_election::OFFCHAIN_HEAD_DB;
use sp_runtime::offchain::storage::StorageValueRef;
let storage = StorageValueRef::persistent(&OFFCHAIN_HEAD_DB);
run_to_block(12);
// first run -- ok
assert_eq!(
offchain_election::set_check_offchain_execution_status::<Test>(12),
Ok(()),
);
assert_eq!(storage.get::<BlockNumber>().unwrap().unwrap(), 12);
// re-execute after the next. not allowed.
assert_eq!(
offchain_election::set_check_offchain_execution_status::<Test>(13),
Err("recently executed."),
);
// a fork like situation -- re-execute 10, 11, 12. But it won't go through.
assert_eq!(
offchain_election::set_check_offchain_execution_status::<Test>(10),
Err("fork."),
);
assert_eq!(
offchain_election::set_check_offchain_execution_status::<Test>(11),
Err("fork."),
);
assert_eq!(
offchain_election::set_check_offchain_execution_status::<Test>(12),
Err("recently executed."),
);
})
}
#[test]
#[should_panic]
fn offence_is_blocked_when_window_open() {
ExtBuilder::default()
.offchain_phragmen_ext()
.validator_count(4)
.has_stakers(false)
.build()
.execute_with(|| {
run_to_block(12);
assert_eq!(Staking::era_election_status(), ElectionStatus::Open(12));
let offender_expo = Staking::eras_stakers(Staking::active_era().unwrap().index, 10);
// panic from the impl in mock
on_offence_now(
&[OffenceDetails {
offender: (10, offender_expo.clone()),
reporters: vec![],
}],
&[Perbill::from_percent(10)],
);
})
}
}
fn slash_kicks_validators_not_nominators_and_disables_nominator_for_kicked_validator() {
ExtBuilder::default().build_and_execute(|| {