Frame System Benchmarking (#5834)

* Frame System Benchmarking

* Add to substrate node, avoid divide by zero errors in analysis

* reduce features

* some fixes

* copy pasta

substrate/frame/system/benchmarking/src/mock.rs

@@ -0,0 +1,82 @@
+// Copyright 2020 Parity Technologies (UK) Ltd.
+// This file is part of Substrate.
+
+// Substrate 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.
+
+// Substrate 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 Substrate.  If not, see <http://www.gnu.org/licenses/>.
+
+//! Mock file for system benchmarking.
+
+#![cfg(test)]
+
+use sp_runtime::traits::IdentityLookup;
+use frame_support::{
+	impl_outer_origin,
+	dispatch::{Dispatchable, DispatchInfo, PostDispatchInfo},
+};
+
+type AccountId = u64;
+type AccountIndex = u32;
+type BlockNumber = u64;
+
+impl_outer_origin! {
+	pub enum Origin for Test  where system = frame_system {}
+}
+
+#[derive(Debug, codec::Encode, codec::Decode)]
+pub struct Call;
+
+impl Dispatchable for Call {
+	type Origin = ();
+	type Trait = ();
+	type Info = DispatchInfo;
+	type PostInfo = PostDispatchInfo;
+	fn dispatch(self, _origin: Self::Origin)
+		-> sp_runtime::DispatchResultWithInfo<Self::PostInfo> {
+			panic!("Do not use dummy implementation for dispatch.");
+	}
+}
+
+#[derive(Clone, Eq, PartialEq, Debug)]
+pub struct Test;
+
+impl frame_system::Trait for Test {
+	type Origin = Origin;
+	type Index = AccountIndex;
+	type BlockNumber = BlockNumber;
+	type Call = Call;
+	type Hash = sp_core::H256;
+	type Hashing = ::sp_runtime::traits::BlakeTwo256;
+	type AccountId = AccountId;
+	type Lookup = IdentityLookup<Self::AccountId>;
+	type Header = sp_runtime::testing::Header;
+	type Event = ();
+	type BlockHashCount = ();
+	type MaximumBlockWeight = ();
+	type DbWeight = ();
+	type BlockExecutionWeight = ();
+	type ExtrinsicBaseWeight = ();
+	type AvailableBlockRatio = ();
+	type MaximumBlockLength = ();
+	type Version = ();
+	type ModuleToIndex = ();
+	type AccountData = ();
+	type OnNewAccount = ();
+	type OnKilledAccount = ();
+}
+
+impl crate::Trait for Test {}
+
+pub fn new_test_ext() -> sp_io::TestExternalities {
+	let t = frame_system::GenesisConfig::default().build_storage::<Test>().unwrap();
+	sp_io::TestExternalities::new(t)
+}