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Update Scheduler Pallet Documentation (#14740)

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* Update pallet scheduler documentation, warning section, guidelines update

* Update call filter note

Co-authored-by: Kelvin Bonilla <bonilla_kelvin@hotmail.com>

* revert format cargo

* Doc wording

Co-authored-by: Keith Yeung <kungfukeith11@gmail.com>

* Doc wording

Co-authored-by: Keith Yeung <kungfukeith11@gmail.com>

* Co-authored-by: Keith Yeung <kungfukeith11@gmail.com>

Ammend comments related to documentation

* Include additional warning section in `on_initialize` hook

* Amend doc

Co-authored-by: Sam Johnson <sam@durosoft.com>

* Amend doc

Co-authored-by: Sam Johnson <sam@durosoft.com>

* Move no_std to appropriate place

* Amend doc

Co-authored-by: Nate Armstrong <naterarmstrong@gmail.com>

* Amend comment

Co-authored-by: Nate Armstrong <naterarmstrong@gmail.com>

---------

Co-authored-by: Kelvin Bonilla <bonilla_kelvin@hotmail.com>
Co-authored-by: Keith Yeung <kungfukeith11@gmail.com>
Co-authored-by: Sam Johnson <sam@durosoft.com>
Co-authored-by: Nate Armstrong <naterarmstrong@gmail.com>
This commit is contained in:
Michael Assaf
2023-08-15 08:18:00 -04:00
committed by GitHub
parent 744b783a7d
commit 4ced9bb474
5 changed files with 83 additions and 23 deletions
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substrate/frame/scheduler/src/tests.rs
+28 -1
View File
@@ -30,11 +30,18 @@ use sp_runtime::traits::Hash;
use substrate_test_utils::assert_eq_uvec;
#[test]
#[docify::export]
fn basic_scheduling_works() {
new_test_ext().execute_with(|| {
// Call to schedule
let call =
RuntimeCall::Logger(LoggerCall::log { i: 42, weight: Weight::from_parts(10, 0) });
// BaseCallFilter should be implemented to accept `Logger::log` runtime call which is
// implemented for `BaseFilter` in the mock runtime
assert!(!<Test as frame_system::Config>::BaseCallFilter::contains(&call));
// Schedule call to be executed at the 4th block
assert_ok!(Scheduler::do_schedule(
DispatchTime::At(4),
None,
@@ -42,33 +49,53 @@ fn basic_scheduling_works() {
root(),
Preimage::bound(call).unwrap()
));
// `log` runtime call should not have executed yet
run_to_block(3);
assert!(logger::log().is_empty());
run_to_block(4);
// `log` runtime call should have executed at block 4
assert_eq!(logger::log(), vec![(root(), 42u32)]);
run_to_block(100);
assert_eq!(logger::log(), vec![(root(), 42u32)]);
});
}
#[test]
#[docify::export]
fn scheduling_with_preimages_works() {
new_test_ext().execute_with(|| {
// Call to schedule
let call =
RuntimeCall::Logger(LoggerCall::log { i: 42, weight: Weight::from_parts(10, 0) });
let hash = <Test as frame_system::Config>::Hashing::hash_of(&call);
let len = call.using_encoded(|x| x.len()) as u32;
// Important to use here `Bounded::Lookup` to ensure that we request the hash.
// Important to use here `Bounded::Lookup` to ensure that that the Scheduler can request the
// hash from PreImage to dispatch the call
let hashed = Bounded::Lookup { hash, len };
// Schedule call to be executed at block 4 with the PreImage hash
assert_ok!(Scheduler::do_schedule(DispatchTime::At(4), None, 127, root(), hashed));
// Register preimage on chain
assert_ok!(Preimage::note_preimage(RuntimeOrigin::signed(0), call.encode()));
assert!(Preimage::is_requested(&hash));
// `log` runtime call should not have executed yet
run_to_block(3);
assert!(logger::log().is_empty());
run_to_block(4);
// preimage should not have been removed when executed by the scheduler
assert!(!Preimage::len(&hash).is_some());
assert!(!Preimage::is_requested(&hash));
// `log` runtime call should have executed at block 4
assert_eq!(logger::log(), vec![(root(), 42u32)]);
run_to_block(100);
assert_eq!(logger::log(), vec![(root(), 42u32)]);
});