pallet_example_single_block_migrations/
mock.rs

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// This file is part of Substrate.

// Copyright (C) Parity Technologies (UK) Ltd.
// SPDX-License-Identifier: MIT-0

// Permission is hereby granted, free of charge, to any person obtaining a copy of
// this software and associated documentation files (the "Software"), to deal in
// the Software without restriction, including without limitation the rights to
// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
// of the Software, and to permit persons to whom the Software is furnished to do
// so, subject to the following conditions:

// The above copyright notice and this permission notice shall be included in all
// copies or substantial portions of the Software.

// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
// SOFTWARE.

#![cfg(any(all(feature = "try-runtime", test), doc))]

use crate::*;
use frame_support::{derive_impl, weights::constants::ParityDbWeight};

// Re-export crate as its pallet name for construct_runtime.
use crate as pallet_example_storage_migration;

type Block = frame_system::mocking::MockBlock<MockRuntime>;

// For testing the pallet, we construct a mock runtime.
frame_support::construct_runtime!(
	pub struct MockRuntime {
		System: frame_system::{Pallet, Call, Config<T>, Storage, Event<T>},
		Balances: pallet_balances::{Pallet, Call, Storage, Config<T>, Event<T>},
		Example: pallet_example_storage_migration::{Pallet, Call, Storage},
	}
);

#[derive_impl(frame_system::config_preludes::TestDefaultConfig)]
impl frame_system::Config for MockRuntime {
	type Block = Block;
	type AccountData = pallet_balances::AccountData<u64>;
	type DbWeight = ParityDbWeight;
}

#[derive_impl(pallet_balances::config_preludes::TestDefaultConfig)]
impl pallet_balances::Config for MockRuntime {
	type AccountStore = System;
}

impl Config for MockRuntime {}

pub fn new_test_ext() -> sp_io::TestExternalities {
	use sp_runtime::BuildStorage;

	let t = RuntimeGenesisConfig { system: Default::default(), balances: Default::default() }
		.build_storage()
		.unwrap();
	t.into()
}
pallet_example_single_block_migrations/mock.rs

pallet_example_single_block_migrations/
mock.rs
