Refactoring Checkpoint: (WIP)

pezcumulus/pezpallets/dmp-queue/src/mock.rs

@@ -0,0 +1,76 @@
+// This file is part of Pezcumulus.
+
+// Copyright (C) Parity Technologies (UK) Ltd.
+// SPDX-License-Identifier: Apache-2.0
+
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// 	http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+#![cfg(test)]
+
+use pezframe_support::{derive_impl, parameter_types, traits::HandleMessage};
+use pezsp_core::{bounded_vec::BoundedSlice, ConstU32};
+use pezsp_runtime::traits::IdentityLookup;
+
+type Block = pezframe_system::mocking::MockBlock<Runtime>;
+
+// Configure a mock runtime to test the pallet.
+pezframe_support::construct_runtime!(
+	pub enum Runtime
+	{
+		System: pezframe_system,
+		DmpQueue: crate,
+	}
+);
+
+#[derive_impl(pezframe_system::config_preludes::TestDefaultConfig)]
+impl pezframe_system::Config for Runtime {
+	type Block = Block;
+	type RuntimeOrigin = RuntimeOrigin;
+	type RuntimeCall = RuntimeCall;
+	type Lookup = IdentityLookup<Self::AccountId>;
+	type RuntimeEvent = RuntimeEvent;
+	type PalletInfo = PalletInfo;
+}
+
+impl crate::Config for Runtime {
+	type RuntimeEvent = RuntimeEvent;
+	type DmpSink = RecordingDmpSink;
+	type WeightInfo = ();
+}
+
+parameter_types! {
+	/// All messages that came into the `DmpSink`.
+	pub static RecordedMessages: Vec<Vec<u8>> = vec![];
+}
+
+/// Can be used as [`Config::DmpSink`] to record all messages that came in.
+pub struct RecordingDmpSink;
+impl HandleMessage for RecordingDmpSink {
+	type MaxMessageLen = ConstU32<16>;
+
+	fn handle_message(msg: BoundedSlice<u8, Self::MaxMessageLen>) {
+		RecordedMessages::mutate(|n| n.push(msg.to_vec()));
+	}
+
+	fn handle_messages<'a>(_: impl Iterator<Item = BoundedSlice<'a, u8, Self::MaxMessageLen>>) {
+		unimplemented!()
+	}
+
+	fn sweep_queue() {
+		unimplemented!()
+	}
+}
+
+pub fn new_test_ext() -> pezsp_io::TestExternalities {
+	pezsp_io::TestExternalities::new(Default::default())
+}