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Remove bridges subtree

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This commit is contained in:
Serban Iorga
2024-04-09 16:02:09 +03:00
committed by Bastian Köcher
parent d38f6e6728
commit 9a3e2c8c5a
179 changed files with 0 additions and 34372 deletions
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bridges/bin/runtime-common/src/messages_call_ext.rs
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// Copyright (C) Parity Technologies (UK) Ltd.
// This file is part of Parity Bridges Common.
// Parity Bridges Common is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
// Parity Bridges Common is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
// You should have received a copy of the GNU General Public License
// along with Parity Bridges Common. If not, see <http://www.gnu.org/licenses/>.
//! Signed extension for the `pallet-bridge-messages` that is able to reject obsolete
//! (and some other invalid) transactions.
use crate::messages::{
source::FromBridgedChainMessagesDeliveryProof, target::FromBridgedChainMessagesProof,
};
use bp_messages::{target_chain::MessageDispatch, InboundLaneData, LaneId, MessageNonce};
use bp_runtime::OwnedBridgeModule;
use frame_support::{
dispatch::CallableCallFor,
traits::{Get, IsSubType},
};
use pallet_bridge_messages::{Config, Pallet};
use sp_runtime::{transaction_validity::TransactionValidity, RuntimeDebug};
use sp_std::ops::RangeInclusive;
/// Generic info about a messages delivery/confirmation proof.
#[derive(PartialEq, RuntimeDebug)]
pub struct BaseMessagesProofInfo {
/// Message lane, used by the call.
pub lane_id: LaneId,
/// Nonces of messages, included in the call.
///
/// For delivery transaction, it is nonces of bundled messages. For confirmation
/// transaction, it is nonces that are to be confirmed during the call.
pub bundled_range: RangeInclusive<MessageNonce>,
/// Nonce of the best message, stored by this chain before the call is dispatched.
///
/// For delivery transaction, it is the nonce of best delivered message before the call.
/// For confirmation transaction, it is the nonce of best confirmed message before the call.
pub best_stored_nonce: MessageNonce,
}
impl BaseMessagesProofInfo {
/// Returns true if `bundled_range` continues the `0..=best_stored_nonce` range.
fn appends_to_stored_nonce(&self) -> bool {
Some(*self.bundled_range.start()) == self.best_stored_nonce.checked_add(1)
}
}
/// Occupation state of the unrewarded relayers vector.
#[derive(PartialEq, RuntimeDebug)]
#[cfg_attr(test, derive(Default))]
pub struct UnrewardedRelayerOccupation {
/// The number of remaining unoccupied entries for new relayers.
pub free_relayer_slots: MessageNonce,
/// The number of messages that we are ready to accept.
pub free_message_slots: MessageNonce,
}
/// Info about a `ReceiveMessagesProof` call which tries to update a single lane.
#[derive(PartialEq, RuntimeDebug)]
pub struct ReceiveMessagesProofInfo {
/// Base messages proof info
pub base: BaseMessagesProofInfo,
/// State of unrewarded relayers vector.
pub unrewarded_relayers: UnrewardedRelayerOccupation,
}
impl ReceiveMessagesProofInfo {
/// Returns true if:
///
/// - either inbound lane is ready to accept bundled messages;
///
/// - or there are no bundled messages, but the inbound lane is blocked by too many unconfirmed
/// messages and/or unrewarded relayers.
fn is_obsolete(&self, is_dispatcher_active: bool) -> bool {
// if dispatcher is inactive, we don't accept any delivery transactions
if !is_dispatcher_active {
return true
}
// transactions with zero bundled nonces are not allowed, unless they're message
// delivery transactions, which brings reward confirmations required to unblock
// the lane
if self.base.bundled_range.is_empty() {
let empty_transactions_allowed =
// we allow empty transactions when we can't accept delivery from new relayers
self.unrewarded_relayers.free_relayer_slots == 0 ||
// or if we can't accept new messages at all
self.unrewarded_relayers.free_message_slots == 0;
return !empty_transactions_allowed
}
// otherwise we require bundled messages to continue stored range
!self.base.appends_to_stored_nonce()
}
}
/// Info about a `ReceiveMessagesDeliveryProof` call which tries to update a single lane.
#[derive(PartialEq, RuntimeDebug)]
pub struct ReceiveMessagesDeliveryProofInfo(pub BaseMessagesProofInfo);
impl ReceiveMessagesDeliveryProofInfo {
/// Returns true if outbound lane is ready to accept confirmations of bundled messages.
fn is_obsolete(&self) -> bool {
self.0.bundled_range.is_empty() || !self.0.appends_to_stored_nonce()
}
}
/// Info about a `ReceiveMessagesProof` or a `ReceiveMessagesDeliveryProof` call
/// which tries to update a single lane.
#[derive(PartialEq, RuntimeDebug)]
pub enum CallInfo {
/// Messages delivery call info.
ReceiveMessagesProof(ReceiveMessagesProofInfo),
/// Messages delivery confirmation call info.
ReceiveMessagesDeliveryProof(ReceiveMessagesDeliveryProofInfo),
}
impl CallInfo {
/// Returns range of messages, bundled with the call.
pub fn bundled_messages(&self) -> RangeInclusive<MessageNonce> {
match *self {
Self::ReceiveMessagesProof(ref info) => info.base.bundled_range.clone(),
Self::ReceiveMessagesDeliveryProof(ref info) => info.0.bundled_range.clone(),
}
}
}
/// Helper struct that provides methods for working with a call supported by `CallInfo`.
pub struct CallHelper<T: Config<I>, I: 'static> {
_phantom_data: sp_std::marker::PhantomData<(T, I)>,
}
impl<T: Config<I>, I: 'static> CallHelper<T, I> {
/// Returns true if:
///
/// - call is `receive_messages_proof` and all messages have been delivered;
///
/// - call is `receive_messages_delivery_proof` and all messages confirmations have been
/// received.
pub fn was_successful(info: &CallInfo) -> bool {
match info {
CallInfo::ReceiveMessagesProof(info) => {
let inbound_lane_data =
pallet_bridge_messages::InboundLanes::<T, I>::get(info.base.lane_id);
if info.base.bundled_range.is_empty() {
let post_occupation =
unrewarded_relayers_occupation::<T, I>(&inbound_lane_data);
// we don't care about `free_relayer_slots` here - it is checked in
// `is_obsolete` and every relayer has delivered at least one message,
// so if relayer slots are released, then message slots are also
// released
return post_occupation.free_message_slots >
info.unrewarded_relayers.free_message_slots
}
inbound_lane_data.last_delivered_nonce() == *info.base.bundled_range.end()
},
CallInfo::ReceiveMessagesDeliveryProof(info) => {
let outbound_lane_data =
pallet_bridge_messages::OutboundLanes::<T, I>::get(info.0.lane_id);
outbound_lane_data.latest_received_nonce == *info.0.bundled_range.end()
},
}
}
}
/// Trait representing a call that is a sub type of `pallet_bridge_messages::Call`.
pub trait MessagesCallSubType<T: Config<I, RuntimeCall = Self>, I: 'static>:
IsSubType<CallableCallFor<Pallet<T, I>, T>>
{
/// Create a new instance of `ReceiveMessagesProofInfo` from a `ReceiveMessagesProof` call.
fn receive_messages_proof_info(&self) -> Option<ReceiveMessagesProofInfo>;
/// Create a new instance of `ReceiveMessagesDeliveryProofInfo` from
/// a `ReceiveMessagesDeliveryProof` call.
fn receive_messages_delivery_proof_info(&self) -> Option<ReceiveMessagesDeliveryProofInfo>;
/// Create a new instance of `CallInfo` from a `ReceiveMessagesProof`
/// or a `ReceiveMessagesDeliveryProof` call.
fn call_info(&self) -> Option<CallInfo>;
/// Create a new instance of `CallInfo` from a `ReceiveMessagesProof`
/// or a `ReceiveMessagesDeliveryProof` call, if the call is for the provided lane.
fn call_info_for(&self, lane_id: LaneId) -> Option<CallInfo>;
/// Ensures that a `ReceiveMessagesProof` or a `ReceiveMessagesDeliveryProof` call:
///
/// - does not deliver already delivered messages. We require all messages in the
/// `ReceiveMessagesProof` call to be undelivered;
///
/// - does not submit empty `ReceiveMessagesProof` call with zero messages, unless the lane
/// needs to be unblocked by providing relayer rewards proof;
///
/// - brings no new delivery confirmations in a `ReceiveMessagesDeliveryProof` call. We require
/// at least one new delivery confirmation in the unrewarded relayers set;
///
/// - does not violate some basic (easy verifiable) messages pallet rules obsolete (like
/// submitting a call when a pallet is halted or delivering messages when a dispatcher is
/// inactive).
///
/// If one of above rules is violated, the transaction is treated as invalid.
fn check_obsolete_call(&self) -> TransactionValidity;
}
impl<
BridgedHeaderHash,
SourceHeaderChain: bp_messages::target_chain::SourceHeaderChain<
MessagesProof = FromBridgedChainMessagesProof<BridgedHeaderHash>,
>,
TargetHeaderChain: bp_messages::source_chain::TargetHeaderChain<
<T as Config<I>>::OutboundPayload,
<T as frame_system::Config>::AccountId,
MessagesDeliveryProof = FromBridgedChainMessagesDeliveryProof<BridgedHeaderHash>,
>,
Call: IsSubType<CallableCallFor<Pallet<T, I>, T>>,
T: frame_system::Config<RuntimeCall = Call>
+ Config<I, SourceHeaderChain = SourceHeaderChain, TargetHeaderChain = TargetHeaderChain>,
I: 'static,
> MessagesCallSubType<T, I> for T::RuntimeCall
{
fn receive_messages_proof_info(&self) -> Option<ReceiveMessagesProofInfo> {
if let Some(pallet_bridge_messages::Call::<T, I>::receive_messages_proof {
ref proof,
..
}) = self.is_sub_type()
{
let inbound_lane_data = pallet_bridge_messages::InboundLanes::<T, I>::get(proof.lane);
return Some(ReceiveMessagesProofInfo {
base: BaseMessagesProofInfo {
lane_id: proof.lane,
// we want all messages in this range to be new for us. Otherwise transaction
// will be considered obsolete.
bundled_range: proof.nonces_start..=proof.nonces_end,
best_stored_nonce: inbound_lane_data.last_delivered_nonce(),
},
unrewarded_relayers: unrewarded_relayers_occupation::<T, I>(&inbound_lane_data),
})
}
None
}
fn receive_messages_delivery_proof_info(&self) -> Option<ReceiveMessagesDeliveryProofInfo> {
if let Some(pallet_bridge_messages::Call::<T, I>::receive_messages_delivery_proof {
ref proof,
ref relayers_state,
..
}) = self.is_sub_type()
{
let outbound_lane_data = pallet_bridge_messages::OutboundLanes::<T, I>::get(proof.lane);
return Some(ReceiveMessagesDeliveryProofInfo(BaseMessagesProofInfo {
lane_id: proof.lane,
// there's a time frame between message delivery, message confirmation and reward
// confirmation. Because of that, we can't assume that our state has been confirmed
// to the bridged chain. So we are accepting any proof that brings new
// confirmations.
bundled_range: outbound_lane_data.latest_received_nonce + 1..=
relayers_state.last_delivered_nonce,
best_stored_nonce: outbound_lane_data.latest_received_nonce,
}))
}
None
}
fn call_info(&self) -> Option<CallInfo> {
if let Some(info) = self.receive_messages_proof_info() {
return Some(CallInfo::ReceiveMessagesProof(info))
}
if let Some(info) = self.receive_messages_delivery_proof_info() {
return Some(CallInfo::ReceiveMessagesDeliveryProof(info))
}
None
}
fn call_info_for(&self, lane_id: LaneId) -> Option<CallInfo> {
self.call_info().filter(|info| {
let actual_lane_id = match info {
CallInfo::ReceiveMessagesProof(info) => info.base.lane_id,
CallInfo::ReceiveMessagesDeliveryProof(info) => info.0.lane_id,
};
actual_lane_id == lane_id
})
}
fn check_obsolete_call(&self) -> TransactionValidity {
let is_pallet_halted = Pallet::<T, I>::ensure_not_halted().is_err();
match self.call_info() {
Some(proof_info) if is_pallet_halted => {
log::trace!(
target: pallet_bridge_messages::LOG_TARGET,
"Rejecting messages transaction on halted pallet: {:?}",
proof_info
);
return sp_runtime::transaction_validity::InvalidTransaction::Call.into()
},
Some(CallInfo::ReceiveMessagesProof(proof_info))
if proof_info.is_obsolete(T::MessageDispatch::is_active()) =>
{
log::trace!(
target: pallet_bridge_messages::LOG_TARGET,
"Rejecting obsolete messages delivery transaction: {:?}",
proof_info
);
return sp_runtime::transaction_validity::InvalidTransaction::Stale.into()
},
Some(CallInfo::ReceiveMessagesDeliveryProof(proof_info))
if proof_info.is_obsolete() =>
{
log::trace!(
target: pallet_bridge_messages::LOG_TARGET,
"Rejecting obsolete messages confirmation transaction: {:?}",
proof_info,
);
return sp_runtime::transaction_validity::InvalidTransaction::Stale.into()
},
_ => {},
}
Ok(sp_runtime::transaction_validity::ValidTransaction::default())
}
}
/// Returns occupation state of unrewarded relayers vector.
fn unrewarded_relayers_occupation<T: Config<I>, I: 'static>(
inbound_lane_data: &InboundLaneData<T::InboundRelayer>,
) -> UnrewardedRelayerOccupation {
UnrewardedRelayerOccupation {
free_relayer_slots: T::MaxUnrewardedRelayerEntriesAtInboundLane::get()
.saturating_sub(inbound_lane_data.relayers.len() as MessageNonce),
free_message_slots: {
let unconfirmed_messages = inbound_lane_data
.last_delivered_nonce()
.saturating_sub(inbound_lane_data.last_confirmed_nonce);
T::MaxUnconfirmedMessagesAtInboundLane::get().saturating_sub(unconfirmed_messages)
},
}
}
#[cfg(test)]
mod tests {
use super::*;
use crate::{
messages::{
source::FromBridgedChainMessagesDeliveryProof, target::FromBridgedChainMessagesProof,
},
messages_call_ext::MessagesCallSubType,
mock::{
DummyMessageDispatch, MaxUnconfirmedMessagesAtInboundLane,
MaxUnrewardedRelayerEntriesAtInboundLane, TestRuntime, ThisChainRuntimeCall,
},
};
use bp_messages::{DeliveredMessages, UnrewardedRelayer, UnrewardedRelayersState};
use sp_std::ops::RangeInclusive;
fn fill_unrewarded_relayers() {
let mut inbound_lane_state =
pallet_bridge_messages::InboundLanes::<TestRuntime>::get(LaneId([0, 0, 0, 0]));
for n in 0..MaxUnrewardedRelayerEntriesAtInboundLane::get() {
inbound_lane_state.relayers.push_back(UnrewardedRelayer {
relayer: Default::default(),
messages: DeliveredMessages { begin: n + 1, end: n + 1 },
});
}
pallet_bridge_messages::InboundLanes::<TestRuntime>::insert(
LaneId([0, 0, 0, 0]),
inbound_lane_state,
);
}
fn fill_unrewarded_messages() {
let mut inbound_lane_state =
pallet_bridge_messages::InboundLanes::<TestRuntime>::get(LaneId([0, 0, 0, 0]));
inbound_lane_state.relayers.push_back(UnrewardedRelayer {
relayer: Default::default(),
messages: DeliveredMessages {
begin: 1,
end: MaxUnconfirmedMessagesAtInboundLane::get(),
},
});
pallet_bridge_messages::InboundLanes::<TestRuntime>::insert(
LaneId([0, 0, 0, 0]),
inbound_lane_state,
);
}
fn deliver_message_10() {
pallet_bridge_messages::InboundLanes::<TestRuntime>::insert(
LaneId([0, 0, 0, 0]),
bp_messages::InboundLaneData { relayers: Default::default(), last_confirmed_nonce: 10 },
);
}
fn validate_message_delivery(
nonces_start: bp_messages::MessageNonce,
nonces_end: bp_messages::MessageNonce,
) -> bool {
ThisChainRuntimeCall::BridgeMessages(
pallet_bridge_messages::Call::<TestRuntime, ()>::receive_messages_proof {
relayer_id_at_bridged_chain: 42,
messages_count: nonces_end.checked_sub(nonces_start).map(|x| x + 1).unwrap_or(0)
as u32,
dispatch_weight: frame_support::weights::Weight::zero(),
proof: FromBridgedChainMessagesProof {
bridged_header_hash: Default::default(),
storage_proof: vec![],
lane: LaneId([0, 0, 0, 0]),
nonces_start,
nonces_end,
},
},
)
.check_obsolete_call()
.is_ok()
}
#[test]
fn extension_rejects_obsolete_messages() {
sp_io::TestExternalities::new(Default::default()).execute_with(|| {
// when current best delivered is message#10 and we're trying to deliver messages 8..=9
// => tx is rejected
deliver_message_10();
assert!(!validate_message_delivery(8, 9));
});
}
#[test]
fn extension_rejects_same_message() {
sp_io::TestExternalities::new(Default::default()).execute_with(|| {
// when current best delivered is message#10 and we're trying to import messages 10..=10
// => tx is rejected
deliver_message_10();
assert!(!validate_message_delivery(8, 10));
});
}
#[test]
fn extension_rejects_call_with_some_obsolete_messages() {
sp_io::TestExternalities::new(Default::default()).execute_with(|| {
// when current best delivered is message#10 and we're trying to deliver messages
// 10..=15 => tx is rejected
deliver_message_10();
assert!(!validate_message_delivery(10, 15));
});
}
#[test]
fn extension_rejects_call_with_future_messages() {
sp_io::TestExternalities::new(Default::default()).execute_with(|| {
// when current best delivered is message#10 and we're trying to deliver messages
// 13..=15 => tx is rejected
deliver_message_10();
assert!(!validate_message_delivery(13, 15));
});
}
#[test]
fn extension_reject_call_when_dispatcher_is_inactive() {
sp_io::TestExternalities::new(Default::default()).execute_with(|| {
// when current best delivered is message#10 and we're trying to deliver message 11..=15
// => tx is accepted, but we have inactive dispatcher, so...
deliver_message_10();
DummyMessageDispatch::deactivate();
assert!(!validate_message_delivery(11, 15));
});
}
#[test]
fn extension_rejects_empty_delivery_with_rewards_confirmations_if_there_are_free_relayer_and_message_slots(
) {
sp_io::TestExternalities::new(Default::default()).execute_with(|| {
deliver_message_10();
assert!(!validate_message_delivery(10, 9));
});
}
#[test]
fn extension_accepts_empty_delivery_with_rewards_confirmations_if_there_are_no_free_relayer_slots(
) {
sp_io::TestExternalities::new(Default::default()).execute_with(|| {
deliver_message_10();
fill_unrewarded_relayers();
assert!(validate_message_delivery(10, 9));
});
}
#[test]
fn extension_accepts_empty_delivery_with_rewards_confirmations_if_there_are_no_free_message_slots(
) {
sp_io::TestExternalities::new(Default::default()).execute_with(|| {
fill_unrewarded_messages();
assert!(validate_message_delivery(
MaxUnconfirmedMessagesAtInboundLane::get(),
MaxUnconfirmedMessagesAtInboundLane::get() - 1
));
});
}
#[test]
fn extension_accepts_new_messages() {
sp_io::TestExternalities::new(Default::default()).execute_with(|| {
// when current best delivered is message#10 and we're trying to deliver message 11..=15
// => tx is accepted
deliver_message_10();
assert!(validate_message_delivery(11, 15));
});
}
fn confirm_message_10() {
pallet_bridge_messages::OutboundLanes::<TestRuntime>::insert(
LaneId([0, 0, 0, 0]),
bp_messages::OutboundLaneData {
oldest_unpruned_nonce: 0,
latest_received_nonce: 10,
latest_generated_nonce: 10,
},
);
}
fn validate_message_confirmation(last_delivered_nonce: bp_messages::MessageNonce) -> bool {
ThisChainRuntimeCall::BridgeMessages(
pallet_bridge_messages::Call::<TestRuntime>::receive_messages_delivery_proof {
proof: FromBridgedChainMessagesDeliveryProof {
bridged_header_hash: Default::default(),
storage_proof: Vec::new(),
lane: LaneId([0, 0, 0, 0]),
},
relayers_state: UnrewardedRelayersState {
last_delivered_nonce,
..Default::default()
},
},
)
.check_obsolete_call()
.is_ok()
}
#[test]
fn extension_rejects_obsolete_confirmations() {
sp_io::TestExternalities::new(Default::default()).execute_with(|| {
// when current best confirmed is message#10 and we're trying to confirm message#5 => tx
// is rejected
confirm_message_10();
assert!(!validate_message_confirmation(5));
});
}
#[test]
fn extension_rejects_same_confirmation() {
sp_io::TestExternalities::new(Default::default()).execute_with(|| {
// when current best confirmed is message#10 and we're trying to confirm message#10 =>
// tx is rejected
confirm_message_10();
assert!(!validate_message_confirmation(10));
});
}
#[test]
fn extension_rejects_empty_confirmation_even_if_there_are_no_free_unrewarded_entries() {
sp_io::TestExternalities::new(Default::default()).execute_with(|| {
confirm_message_10();
fill_unrewarded_relayers();
assert!(!validate_message_confirmation(10));
});
}
#[test]
fn extension_accepts_new_confirmation() {
sp_io::TestExternalities::new(Default::default()).execute_with(|| {
// when current best confirmed is message#10 and we're trying to confirm message#15 =>
// tx is accepted
confirm_message_10();
assert!(validate_message_confirmation(15));
});
}
fn was_message_delivery_successful(
bundled_range: RangeInclusive<MessageNonce>,
is_empty: bool,
) -> bool {
CallHelper::<TestRuntime, ()>::was_successful(&CallInfo::ReceiveMessagesProof(
ReceiveMessagesProofInfo {
base: BaseMessagesProofInfo {
lane_id: LaneId([0, 0, 0, 0]),
bundled_range,
best_stored_nonce: 0, // doesn't matter for `was_successful`
},
unrewarded_relayers: UnrewardedRelayerOccupation {
free_relayer_slots: 0, // doesn't matter for `was_successful`
free_message_slots: if is_empty {
0
} else {
MaxUnconfirmedMessagesAtInboundLane::get()
},
},
},
))
}
#[test]
#[allow(clippy::reversed_empty_ranges)]
fn was_successful_returns_false_for_failed_reward_confirmation_transaction() {
sp_io::TestExternalities::new(Default::default()).execute_with(|| {
fill_unrewarded_messages();
assert!(!was_message_delivery_successful(10..=9, true));
});
}
#[test]
#[allow(clippy::reversed_empty_ranges)]
fn was_successful_returns_true_for_successful_reward_confirmation_transaction() {
sp_io::TestExternalities::new(Default::default()).execute_with(|| {
assert!(was_message_delivery_successful(10..=9, true));
});
}
#[test]
fn was_successful_returns_false_for_failed_delivery() {
sp_io::TestExternalities::new(Default::default()).execute_with(|| {
deliver_message_10();
assert!(!was_message_delivery_successful(10..=12, false));
});
}
#[test]
fn was_successful_returns_false_for_partially_successful_delivery() {
sp_io::TestExternalities::new(Default::default()).execute_with(|| {
deliver_message_10();
assert!(!was_message_delivery_successful(9..=12, false));
});
}
#[test]
fn was_successful_returns_true_for_successful_delivery() {
sp_io::TestExternalities::new(Default::default()).execute_with(|| {
deliver_message_10();
assert!(was_message_delivery_successful(9..=10, false));
});
}
fn was_message_confirmation_successful(bundled_range: RangeInclusive<MessageNonce>) -> bool {
CallHelper::<TestRuntime, ()>::was_successful(&CallInfo::ReceiveMessagesDeliveryProof(
ReceiveMessagesDeliveryProofInfo(BaseMessagesProofInfo {
lane_id: LaneId([0, 0, 0, 0]),
bundled_range,
best_stored_nonce: 0, // doesn't matter for `was_successful`
}),
))
}
#[test]
fn was_successful_returns_false_for_failed_confirmation() {
sp_io::TestExternalities::new(Default::default()).execute_with(|| {
confirm_message_10();
assert!(!was_message_confirmation_successful(10..=12));
});
}
#[test]
fn was_successful_returns_false_for_partially_successful_confirmation() {
sp_io::TestExternalities::new(Default::default()).execute_with(|| {
confirm_message_10();
assert!(!was_message_confirmation_successful(9..=12));
});
}
#[test]
fn was_successful_returns_true_for_successful_confirmation() {
sp_io::TestExternalities::new(Default::default()).execute_with(|| {
confirm_message_10();
assert!(was_message_confirmation_successful(9..=10));
});
}
}