Make pallets use construct_runtime (#7950)

Co-authored-by: Bastian Köcher <bkchr@users.noreply.github.com>
Co-authored-by: David <dvdplm@gmail.com>

substrate/frame/system/src/lib.rs

@@ -112,6 +112,8 @@ mod extensions;
 pub mod weights;
 #[cfg(test)]
 mod tests;
+#[cfg(feature = "std")]
+pub mod mocking;
 
 
 pub use extensions::{

substrate/frame/system/src/mocking.rs

@@ -0,0 +1,31 @@
+// This file is part of Substrate.
+
+// Copyright (C) 2021 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.
+
+//! Provide types to help defining a mock environment when testing pallets.
+
+use sp_runtime::generic;
+
+/// An unchecked extrinsic type to be used in tests.
+pub type MockUncheckedExtrinsic<T, Signature = (), Extra = ()> = generic::UncheckedExtrinsic<
+	<T as crate::Config>::AccountId, <T as crate::Config>::Call, Signature, Extra,
+>;
+
+/// An implementation of `sp_runtime::traits::Block` to be used in tests.
+pub type MockBlock<T> = generic::Block<
+	generic::Header<<T as crate::Config>::BlockNumber, sp_runtime::traits::BlakeTwo256>,
+	MockUncheckedExtrinsic<T>,
+>;