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build_and_execute::<Test>(|| {
build_ring::<Test>(&[Here]);
MessageQueue::sweep_queue(Here);
let book = BookStateFor::<Test>::get(Here);
assert!(book.ready_neighbours.is_none());
});
}
#[test]
fn sweep_queue_invalid_noops() {
use MessageOrigin::*;
build_and_execute::<Test>(|| {
assert_storage_noop!(MessageQueue::sweep_queue(Here));
});
}
#[test]
fn footprint_works() {
build_and_execute::<Test>(|| {
let origin = MessageOrigin::Here;
let (page, msgs) = full_page::<Test>();
let book = book_for::<Test>(&page);
BookStateFor::<Test>::insert(origin, book);
let info = MessageQueue::footprint(origin);
assert_eq!(info.storage.count as usize, msgs);
assert_eq!(info.storage.size, page.remaining_size as u64);
assert_eq!(info.pages, 1);
// Sweeping a queue never calls OnQueueChanged.
assert!(QueueChanges::take().is_empty());
})
}
/// The footprint of an invalid queue is the default footprint.
#[test]
fn footprint_invalid_works() {
build_and_execute::<Test>(|| {
let origin = MessageOrigin::Here;
assert_eq!(MessageQueue::footprint(origin), Default::default());
})
}
/// The footprint of a swept queue is still correct.
#[test]
fn footprint_on_swept_works() {
use MessageOrigin::*;
build_and_execute::<Test>(|| {
build_ring::<Test>(&[Here]);
MessageQueue::sweep_queue(Here);
let fp = MessageQueue::footprint(Here);
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assert_eq!((1, 1, 1), (fp.storage.count, fp.storage.size, fp.pages));
})
}
/// The number of reported pages takes overweight pages into account.
#[test]
fn footprint_num_pages_works() {
use MessageOrigin::*;
build_and_execute::<Test>(|| {
MessageQueue::enqueue_message(msg("weight=2"), Here);
MessageQueue::enqueue_message(msg("weight=3"), Here);
assert_eq!(MessageQueue::footprint(Here), fp(2, 2, 16));
// Mark the messages as overweight.
assert_eq!(MessageQueue::service_queues(1.into_weight()), 0.into_weight());
assert_eq!(System::events().len(), 2);
// Overweight does not change the footprint.
assert_eq!(MessageQueue::footprint(Here), fp(2, 2, 16));
// Now execute the second message.
assert_eq!(
<MessageQueue as ServiceQueues>::execute_overweight(3.into_weight(), (Here, 1, 0))
.unwrap(),
3.into_weight()
);
assert_eq!(MessageQueue::footprint(Here), fp(1, 1, 8));
// And the first one:
assert_eq!(
<MessageQueue as ServiceQueues>::execute_overweight(2.into_weight(), (Here, 0, 0))
.unwrap(),
2.into_weight()
);
assert_eq!(MessageQueue::footprint(Here), Default::default());
})
}
#[test]
fn execute_overweight_works() {
build_and_execute::<Test>(|| {
set_weight("bump_service_head", 1.into_weight());
set_weight("service_queue_base", 1.into_weight());
set_weight("service_page_base_completion", 1.into_weight());
// Enqueue a message
let origin = MessageOrigin::Here;
MessageQueue::enqueue_message(msg("weight=6"), origin);
// Load the current book
let book = BookStateFor::<Test>::get(origin);
assert_eq!(book.message_count, 1);
assert!(Pages::<Test>::contains_key(origin, 0));
// Mark the message as permanently overweight.
assert_eq!(MessageQueue::service_queues(4.into_weight()), 4.into_weight());
assert_eq!(QueueChanges::take(), vec![(origin, 1, 8)]);
assert_last_event::<Test>(
Event::OverweightEnqueued {
id: blake2_256(b"weight=6"),
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origin: MessageOrigin::Here,
message_index: 0,
page_index: 0,
}
.into(),
);
// Now try to execute it with too few weight.
let consumed =
<MessageQueue as ServiceQueues>::execute_overweight(5.into_weight(), (origin, 0, 0));
assert_eq!(consumed, Err(ExecuteOverweightError::InsufficientWeight));
// Execute it with enough weight.
assert_eq!(Pages::<Test>::iter().count(), 1);
assert!(QueueChanges::take().is_empty());
let consumed =
<MessageQueue as ServiceQueues>::execute_overweight(7.into_weight(), (origin, 0, 0))
.unwrap();
assert_eq!(consumed, 6.into_weight());
assert_eq!(QueueChanges::take(), vec![(origin, 0, 0)]);
// There is no message left in the book.
let book = BookStateFor::<Test>::get(origin);
assert_eq!(book.message_count, 0);
// And no more pages.
assert_eq!(Pages::<Test>::iter().count(), 0);
// Doing it again with enough weight will error.
let consumed =
<MessageQueue as ServiceQueues>::execute_overweight(70.into_weight(), (origin, 0, 0));
assert_eq!(consumed, Err(ExecuteOverweightError::NotFound));
assert!(QueueChanges::take().is_empty());
assert!(!Pages::<Test>::contains_key(origin, 0), "Page is gone");
// The book should have been unknit from the ready ring.
assert!(!ServiceHead::<Test>::exists(), "No ready book");
});
}
#[test]
fn permanently_overweight_book_unknits() {
use MessageOrigin::*;
build_and_execute::<Test>(|| {
set_weight("bump_service_head", 1.into_weight());
set_weight("service_queue_base", 1.into_weight());
set_weight("service_page_base_completion", 1.into_weight());
MessageQueue::enqueue_messages([msg("weight=9")].into_iter(), Here);
// It is the only ready book.
assert_ring(&[Here]);
// Mark the message as overweight.
assert_eq!(MessageQueue::service_queues(8.into_weight()), 4.into_weight());
assert_last_event::<Test>(
Event::OverweightEnqueued {
id: blake2_256(b"weight=9"),
origin: Here,
message_index: 0,
page_index: 0,
}
.into(),
);
// The book is not ready anymore.
assert_ring(&[]);
assert_eq!(MessagesProcessed::take().len(), 0);
assert_eq!(BookStateFor::<Test>::get(Here).message_count, 1);
assert_eq!(MessageQueue::footprint(Here).pages, 1);
// Now if we enqueue another message, it will become ready again.
MessageQueue::enqueue_messages([msg("weight=1")].into_iter(), Here);
assert_ring(&[Here]);
assert_eq!(MessageQueue::service_queues(8.into_weight()), 5.into_weight());
assert_eq!(MessagesProcessed::take().len(), 1);
assert_ring(&[]);
});
}
#[test]
fn permanently_overweight_book_unknits_multiple() {
use MessageOrigin::*;
build_and_execute::<Test>(|| {
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set_weight("bump_service_head", 1.into_weight());
set_weight("service_queue_base", 1.into_weight());
set_weight("service_page_base_completion", 1.into_weight());
MessageQueue::enqueue_messages(
[msg("weight=1"), msg("weight=9"), msg("weight=9")].into_iter(),
Here,
);
assert_ring(&[Here]);
// Process the first message.
assert_eq!(MessageQueue::service_queues(4.into_weight()), 4.into_weight());
assert_eq!(num_overweight_enqueued_events(), 0);
assert_eq!(MessagesProcessed::take().len(), 1);
// Book is still ready since it was not marked as overweight yet.
assert_ring(&[Here]);
assert_eq!(MessageQueue::service_queues(8.into_weight()), 5.into_weight());
assert_eq!(num_overweight_enqueued_events(), 2);
assert_eq!(MessagesProcessed::take().len(), 0);
// Now it is overweight.
assert_ring(&[]);
// Enqueue another message.
MessageQueue::enqueue_messages([msg("weight=1")].into_iter(), Here);
assert_ring(&[Here]);
assert_eq!(MessageQueue::service_queues(4.into_weight()), 4.into_weight());
assert_eq!(MessagesProcessed::take().len(), 1);
assert_ring(&[]);
});
}
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#[test]
fn permanently_overweight_limit_is_valid_basic() {
use MessageOrigin::*;
for w in 50..300 {
build_and_execute::<Test>(|| {
DefaultWeightForCall::set(Weight::MAX);
set_weight("bump_service_head", 10.into());
set_weight("service_queue_base", 10.into());
set_weight("service_page_base_no_completion", 10.into());
set_weight("service_page_base_completion", 0.into());
set_weight("service_page_item", 10.into());
set_weight("ready_ring_unknit", 10.into());
let m = "weight=200".to_string();
MessageQueue::enqueue_message(msg(&m), Here);
MessageQueue::service_queues(w.into());
let last_event =
frame_system::Pallet::<Test>::events().into_iter().last().expect("No event");
// The weight overhead for a single message is set to 50. The message itself needs 200.
// Every weight in range `[50, 249]` should result in a permanently overweight message:
if w < 250 {
assert_eq!(
last_event.event,
RuntimeEvent::MessageQueue(Event::OverweightEnqueued {
id: blake2_256(m.as_bytes()),
origin: Here,
message_index: 0,
page_index: 0,
})
);
} else {
// Otherwise it is processed as normal:
assert_eq!(
last_event.event,
RuntimeEvent::MessageQueue(Event::Processed {
origin: Here,
weight_used: 200.into(),
id: blake2_256(m.as_bytes()),
success: true,
})
);
}
});
}
}
#[test]
fn permanently_overweight_limit_is_valid_fuzzy() {
use MessageOrigin::*;
let mut rng = rand::rngs::StdRng::seed_from_u64(42);
for _ in 0..10 {
// Brainlet code, but works...
let (s1, s2) = (rng.gen_range(0..=10), rng.gen_range(0..=10));
let (s3, s4) = (rng.gen_range(0..=10), rng.gen_range(0..=10));
let s5 = rng.gen_range(0..=10);
let o = s1 + s2 + s3 + s4 + s5;
for w in o..=o + 300 {
build_and_execute::<Test>(|| {
DefaultWeightForCall::set(Weight::MAX);
set_weight("bump_service_head", s1.into());
set_weight("service_queue_base", s2.into());
// Only the larger one of these two is taken:
set_weight("service_page_base_no_completion", s3.into());
set_weight("service_page_base_completion", 0.into());
set_weight("service_page_item", s4.into());
set_weight("ready_ring_unknit", s5.into());
let m = "weight=200".to_string();
MessageQueue::enqueue_message(msg(&m), Here);
MessageQueue::service_queues(w.into());
let last_event =
frame_system::Pallet::<Test>::events().into_iter().last().expect("No event");
if w < o + 200 {
assert_eq!(
last_event.event,
RuntimeEvent::MessageQueue(Event::OverweightEnqueued {
id: blake2_256(m.as_bytes()),
origin: Here,
message_index: 0,
page_index: 0,
})
);
} else {
assert_eq!(
last_event.event,
RuntimeEvent::MessageQueue(Event::Processed {
origin: Here,
weight_used: 200.into(),
id: blake2_256(m.as_bytes()),
success: true,
})
);
}
});
}
}
}
/// We don't want empty books in the ready ring, but if they somehow make their way in there, it
/// should not panic.
#[test]
#[cfg(not(debug_assertions))] // Would trigger a defensive failure otherwise.
fn ready_but_empty_does_not_panic() {
use MessageOrigin::*;
build_and_execute::<Test>(|| {
BookStateFor::<Test>::insert(Here, empty_book::<Test>());
BookStateFor::<Test>::insert(There, empty_book::<Test>());
knit(&Here);
knit(&There);
assert_ring(&[Here, There]);
assert_eq!(MessageQueue::service_queues(Weight::MAX), 0.into_weight());
assert_ring(&[]);
});
}
/// We don't want permanently books in the ready ring, but if they somehow make their way in there,
/// it should not panic.
#[test]
#[cfg(not(debug_assertions))] // Would trigger a defensive failure otherwise.
fn ready_but_perm_overweight_does_not_panic() {
use MessageOrigin::*;
build_and_execute::<Test>(|| {
MessageQueue::enqueue_message(msg("weight=9"), Here);
assert_eq!(MessageQueue::service_queues(8.into_weight()), 0.into_weight());
assert_ring(&[]);
// Force it back into the ready ring.
knit(&Here);
assert_ring(&[Here]);
assert_eq!(MessageQueue::service_queues(Weight::MAX), 0.into_weight());
// Unready again.
assert_ring(&[]);
});
}
/// Checks that (un)knitting the ready ring works with just one queue.
///
/// This case is interesting since it wraps and a lot of `mutate` now operate on the same object.
#[test]
fn ready_ring_knit_basic_works() {
use MessageOrigin::*;
build_and_execute::<Test>(|| {
BookStateFor::<Test>::insert(Here, empty_book::<Test>());
for i in 0..10 {
if i % 2 == 0 {
knit(&Here);
assert_ring(&[Here]);
} else {
unknit(&Here);
assert_ring(&[]);
}
}
assert_ring(&[]);
});
}
#[test]
fn ready_ring_knit_and_unknit_works() {
use MessageOrigin::*;
build_and_execute::<Test>(|| {
// Place three queues into the storage.
BookStateFor::<Test>::insert(Here, empty_book::<Test>());
BookStateFor::<Test>::insert(There, empty_book::<Test>());
BookStateFor::<Test>::insert(Everywhere(0), empty_book::<Test>());
// Pausing should make no difference:
PausedQueues::set(vec![Here, There, Everywhere(0)]);
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// Knit them into the ready ring.
assert_ring(&[]);
knit(&Here);
assert_ring(&[Here]);
knit(&There);
assert_ring(&[Here, There]);
knit(&Everywhere(0));
assert_ring(&[Here, There, Everywhere(0)]);
// Now unknit…
unknit(&Here);
assert_ring(&[There, Everywhere(0)]);
unknit(&There);
assert_ring(&[Everywhere(0)]);
unknit(&Everywhere(0));
assert_ring(&[]);
});
}
#[test]
fn enqueue_message_works() {
use MessageOrigin::*;
let max_msg_per_page = <Test as Config>::HeapSize::get() as u64 /
(ItemHeader::<<Test as Config>::Size>::max_encoded_len() as u64 + 1);
build_and_execute::<Test>(|| {
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// Enqueue messages which should fill three pages.
let n = max_msg_per_page * 3;
for i in 1..=n {
MessageQueue::enqueue_message(msg("a"), Here);
assert_eq!(QueueChanges::take(), vec![(Here, i, i)], "OnQueueChanged not called");
}
assert_eq!(Pages::<Test>::iter().count(), 3);
// Enqueue one more onto page 4.
MessageQueue::enqueue_message(msg("abc"), Here);
assert_eq!(QueueChanges::take(), vec![(Here, n + 1, n + 3)]);
assert_eq!(Pages::<Test>::iter().count(), 4);
// Check the state.
assert_eq!(BookStateFor::<Test>::iter().count(), 1);
let book = BookStateFor::<Test>::get(Here);
assert_eq!(book.message_count, n + 1);
assert_eq!(book.size, n + 3);
assert_eq!((book.begin, book.end), (0, 4));
assert_eq!(book.count as usize, Pages::<Test>::iter().count());
});
}
#[test]
fn enqueue_messages_works() {
use MessageOrigin::*;
let max_msg_per_page = <Test as Config>::HeapSize::get() as u64 /
(ItemHeader::<<Test as Config>::Size>::max_encoded_len() as u64 + 1);
build_and_execute::<Test>(|| {
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// Enqueue messages which should fill three pages.
let n = max_msg_per_page * 3;
let msgs = vec![msg("a"); n as usize];
// Now queue all messages at once.
MessageQueue::enqueue_messages(msgs.into_iter(), Here);
// The changed handler should only be called once.
assert_eq!(QueueChanges::take(), vec![(Here, n, n)], "OnQueueChanged not called");
assert_eq!(Pages::<Test>::iter().count(), 3);
// Enqueue one more onto page 4.
MessageQueue::enqueue_message(msg("abc"), Here);
assert_eq!(QueueChanges::take(), vec![(Here, n + 1, n + 3)]);
assert_eq!(Pages::<Test>::iter().count(), 4);
// Check the state.
assert_eq!(BookStateFor::<Test>::iter().count(), 1);
let book = BookStateFor::<Test>::get(Here);
assert_eq!(book.message_count, n + 1);
assert_eq!(book.size, n + 3);
assert_eq!((book.begin, book.end), (0, 4));
assert_eq!(book.count as usize, Pages::<Test>::iter().count());
});
}
#[test]
fn service_queues_suspend_works() {
use MessageOrigin::*;
build_and_execute::<Test>(|| {
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MessageQueue::enqueue_messages(vec![msg("a"), msg("ab"), msg("abc")].into_iter(), Here);
MessageQueue::enqueue_messages(vec![msg("x"), msg("xy"), msg("xyz")].into_iter(), There);
assert_eq!(QueueChanges::take(), vec![(Here, 3, 6), (There, 3, 6)]);
// Pause `Here` - execution starts `There`.
PausedQueues::set(vec![Here]);
assert_eq!(
(true, false),
(
<Test as Config>::QueuePausedQuery::is_paused(&Here),
<Test as Config>::QueuePausedQuery::is_paused(&There)
)
);
assert_eq!(MessageQueue::service_queues(1.into_weight()), 1.into_weight());
assert_eq!(MessagesProcessed::take(), vec![(vmsg("x"), There)]);
assert_eq!(QueueChanges::take(), vec![(There, 2, 5)]);
// Unpause `Here` - execution continues `There`.
PausedQueues::take();
assert_eq!(
(false, false),
(
<Test as Config>::QueuePausedQuery::is_paused(&Here),
<Test as Config>::QueuePausedQuery::is_paused(&There)
)
);
assert_eq!(MessageQueue::service_queues(1.into_weight()), 1.into_weight());
assert_eq!(MessagesProcessed::take(), vec![(vmsg("xy"), There)]);
assert_eq!(QueueChanges::take(), vec![(There, 1, 3)]);
// Now it swaps to `Here`.
assert_eq!(MessageQueue::service_queues(1.into_weight()), 1.into_weight());
assert_eq!(MessagesProcessed::take(), vec![(vmsg("a"), Here)]);
assert_eq!(QueueChanges::take(), vec![(Here, 2, 5)]);
// Pause `There` - execution continues `Here`.
PausedQueues::set(vec![There]);
assert_eq!(
(false, true),
(
<Test as Config>::QueuePausedQuery::is_paused(&Here),
<Test as Config>::QueuePausedQuery::is_paused(&There)
)
);
assert_eq!(MessageQueue::service_queues(1.into_weight()), 1.into_weight());
assert_eq!(MessagesProcessed::take(), vec![(vmsg("ab"), Here)]);
assert_eq!(QueueChanges::take(), vec![(Here, 1, 3)]);
// Unpause `There` and service all remaining messages.
PausedQueues::take();
assert_eq!(
(false, false),
(
<Test as Config>::QueuePausedQuery::is_paused(&Here),
<Test as Config>::QueuePausedQuery::is_paused(&There)
)
);
assert_eq!(MessageQueue::service_queues(2.into_weight()), 2.into_weight());
assert_eq!(MessagesProcessed::take(), vec![(vmsg("abc"), Here), (vmsg("xyz"), There)]);
assert_eq!(QueueChanges::take(), vec![(Here, 0, 0), (There, 0, 0)]);
});
}
/// Tests that manual overweight execution on a suspended queue errors with `QueueSuspended`.
#[test]
fn execute_overweight_respects_suspension() {
build_and_execute::<Test>(|| {
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let origin = MessageOrigin::Here;
MessageQueue::enqueue_message(msg("weight=5"), origin);
// Mark the message as permanently overweight.
MessageQueue::service_queues(4.into_weight());
assert_last_event::<Test>(
Event::OverweightEnqueued {
id: blake2_256(b"weight=5"),
origin,
message_index: 0,
page_index: 0,
}
.into(),
);
PausedQueues::set(vec![origin]);
assert!(<Test as Config>::QueuePausedQuery::is_paused(&origin));
// Execution should fail.
assert_eq!(
<MessageQueue as ServiceQueues>::execute_overweight(Weight::MAX, (origin, 0, 0)),
Err(ExecuteOverweightError::QueuePaused)
);
PausedQueues::take();
assert!(!<Test as Config>::QueuePausedQuery::is_paused(&origin));
// Execution should work again with same args.
assert_ok!(<MessageQueue as ServiceQueues>::execute_overweight(
Weight::MAX,
(origin, 0, 0)
));
assert_last_event::<Test>(
Event::Processed {
id: blake2_256(b"weight=5"),
origin,
weight_used: 5.into_weight(),
success: true,
}
.into(),
);
});
}
#[test]
fn service_queue_suspension_ready_ring_works() {
build_and_execute::<Test>(|| {
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let origin = MessageOrigin::Here;
PausedQueues::set(vec![origin]);
MessageQueue::enqueue_message(msg("weight=5"), origin);
MessageQueue::service_queues(Weight::MAX);
// It did not execute but is in the ready ring.
assert!(System::events().is_empty(), "Paused");
assert_ring(&[origin]);
// Now when we un-pause, it will execute.
PausedQueues::take();
MessageQueue::service_queues(Weight::MAX);
assert_last_event::<Test>(
Event::Processed {
id: blake2_256(b"weight=5"),
origin,
weight_used: 5.into_weight(),
success: true,
}
.into(),
);
});
}
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#[test]
fn integrity_test_checks_service_weight() {
build_and_execute::<Test>(|| {
assert_eq!(<Test as Config>::ServiceWeight::get(), Some(100.into()), "precond");
assert!(MessageQueue::do_integrity_test().is_ok(), "precond");
// Enough for all:
DefaultWeightForCall::set(20.into());
assert!(MessageQueue::do_integrity_test().is_ok());
// Not enough for anything:
DefaultWeightForCall::set(101.into());
assert_eq!(MessageQueue::single_msg_overhead(), 505.into());
assert!(MessageQueue::do_integrity_test().is_err());
// Not enough for a single function:
for f in [
"bump_service_head",
"service_queue_base",
"service_page_base_completion",
"service_page_base_no_completion",
"service_page_item",
"ready_ring_unknit",
] {
WeightForCall::take();
DefaultWeightForCall::set(Zero::zero());
assert!(MessageQueue::do_integrity_test().is_ok());
set_weight(f, 101.into());
assert!(MessageQueue::do_integrity_test().is_err());
}
});
}