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new_test_ext(genesis_config(paras)).execute_with(|| {
Validators::set(validator_public.clone());
CurrentSessionIndex::set(5);
run_to_block(5, |_| None);
let signing_context = SigningContext {
parent_hash: System::parent_hash(),
session_index: 5,
};
let group_validators = |group_index: GroupIndex| match group_index {
group_index if group_index == GroupIndex::from(0) => Some(vec![0, 1, 2, 3, 4]),
_ => panic!("Group index out of bounds for 1 parachain"),
};
let chain_a_assignment = CoreAssignment {
core: CoreIndex::from(0),
para_id: chain_a,
kind: AssignmentKind::Parachain,
group_idx: GroupIndex::from(0),
};
let mut candidate_a = TestCandidateBuilder {
para_id: chain_a,
relay_parent: System::parent_hash(),
pov_hash: Hash::from([1; 32]),
persisted_validation_data_hash: make_vdata_hash(chain_a).unwrap(),
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new_validation_code: Some(vec![1, 2, 3].into()),
..Default::default()
}.build();
collator_sign_candidate(
Sr25519Keyring::One,
&mut candidate_a,
);
let backed_a = block_on(back_candidate(
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candidate_a.clone(),
&validators,
group_validators(GroupIndex::from(0)).unwrap().as_ref(),
&keystore,
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&signing_context,
BackingKind::Threshold,
));
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let occupied_cores = Inclusion::process_candidates(
vec![backed_a],
vec![
chain_a_assignment.clone(),
],
&group_validators,
).expect("candidates scheduled, in order, and backed");
assert_eq!(occupied_cores, vec![CoreIndex::from(0)]);
assert_eq!(
<PendingAvailability<Test>>::get(&chain_a),
Some(CandidatePendingAvailability {
core: CoreIndex::from(0),
descriptor: candidate_a.descriptor,
availability_votes: default_availability_votes(),
relay_parent_number: System::block_number() - 1,
backed_in_number: System::block_number(),
})
);
assert_eq!(
<PendingAvailabilityCommitments>::get(&chain_a),
Some(candidate_a.commitments),
);
});
}
#[test]
fn session_change_wipes_and_updates_session_info() {
let chain_a = ParaId::from(1);
let chain_b = ParaId::from(2);
let thread_a = ParaId::from(3);
let paras = vec![(chain_a, true), (chain_b, true), (thread_a, false)];
let validators = vec![
Sr25519Keyring::Alice,
Sr25519Keyring::Bob,
Sr25519Keyring::Charlie,
Sr25519Keyring::Dave,
Sr25519Keyring::Ferdie,
];
let keystore: SyncCryptoStorePtr = Arc::new(LocalKeystore::in_memory());
for validator in validators.iter() {
SyncCryptoStore::sr25519_generate_new(&*keystore, PARACHAIN_KEY_TYPE_ID, Some(&validator.to_seed())).unwrap();
}
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let validator_public = validator_pubkeys(&validators);
new_test_ext(genesis_config(paras)).execute_with(|| {
Validators::set(validator_public.clone());
CurrentSessionIndex::set(5);
let validators_new = vec![
Sr25519Keyring::Alice,
Sr25519Keyring::Bob,
Sr25519Keyring::Charlie,
];
let validator_public_new = validator_pubkeys(&validators_new);
run_to_block(10, |_| None);
<AvailabilityBitfields<Test>>::insert(
&0,
AvailabilityBitfieldRecord {
bitfield: default_bitfield(),
submitted_at: 9,
},
);
<AvailabilityBitfields<Test>>::insert(
&1,
AvailabilityBitfieldRecord {
bitfield: default_bitfield(),
submitted_at: 9,
},
);
<AvailabilityBitfields<Test>>::insert(
&4,
AvailabilityBitfieldRecord {
bitfield: default_bitfield(),
submitted_at: 9,
},
);
let candidate = TestCandidateBuilder::default().build();
<PendingAvailability<Test>>::insert(&chain_a, CandidatePendingAvailability {
core: CoreIndex::from(0),
descriptor: candidate.descriptor.clone(),
availability_votes: default_availability_votes(),
relay_parent_number: 5,
backed_in_number: 6,
});
<PendingAvailabilityCommitments>::insert(&chain_a, candidate.commitments.clone());
<PendingAvailability<Test>>::insert(&chain_b, CandidatePendingAvailability {
core: CoreIndex::from(1),
descriptor: candidate.descriptor,
availability_votes: default_availability_votes(),
relay_parent_number: 6,
backed_in_number: 7,
});
<PendingAvailabilityCommitments>::insert(&chain_b, candidate.commitments);
run_to_block(11, |_| None);
assert_eq!(Validators::get(), validator_public);
assert_eq!(CurrentSessionIndex::get(), 5);
assert!(<AvailabilityBitfields<Test>>::get(&0).is_some());
assert!(<AvailabilityBitfields<Test>>::get(&1).is_some());
assert!(<AvailabilityBitfields<Test>>::get(&4).is_some());
assert!(<PendingAvailability<Test>>::get(&chain_a).is_some());
assert!(<PendingAvailability<Test>>::get(&chain_b).is_some());
assert!(<PendingAvailabilityCommitments>::get(&chain_a).is_some());
assert!(<PendingAvailabilityCommitments>::get(&chain_b).is_some());
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run_to_block(12, |n| match n {
12 => Some(SessionChangeNotification {
validators: validator_public_new.clone(),
queued: Vec::new(),
prev_config: default_config(),
new_config: default_config(),
random_seed: Default::default(),
session_index: 6,
}),
_ => None,
});
assert_eq!(Validators::get(), validator_public_new);
assert_eq!(CurrentSessionIndex::get(), 6);
assert!(<AvailabilityBitfields<Test>>::get(&0).is_none());
assert!(<AvailabilityBitfields<Test>>::get(&1).is_none());
assert!(<AvailabilityBitfields<Test>>::get(&4).is_none());
assert!(<PendingAvailability<Test>>::get(&chain_a).is_none());
assert!(<PendingAvailability<Test>>::get(&chain_b).is_none());
assert!(<PendingAvailabilityCommitments>::get(&chain_a).is_none());
assert!(<PendingAvailabilityCommitments>::get(&chain_b).is_none());
assert!(<AvailabilityBitfields<Test>>::iter().collect::<Vec<_>>().is_empty());
assert!(<PendingAvailability<Test>>::iter().collect::<Vec<_>>().is_empty());
assert!(<PendingAvailabilityCommitments>::iter().collect::<Vec<_>>().is_empty());