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Implement transfer_all in Balances Pallet (#9018)

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* transfer_all

* benchmark

* cargo run --release --features=runtime-benchmarks --manifest-path=bin/node/cli/Cargo.toml -- benchmark --chain=dev --steps=50 --repeat=20 --pallet=pallet_balances --extrinsic=* --execution=wasm --wasm-execution=compiled --heap-pages=4096 --output=./frame/balances/src/weights.rs --template=./.maintain/frame-weight-template.hbs

* update

* add note

* typo

Co-authored-by: Parity Bot <admin@parity.io>
Co-authored-by: Alexander Popiak <alexander.popiak@parity.io>
This commit is contained in:
Shawn Tabrizi
2021-06-11 16:45:13 +01:00
committed by GitHub
parent 11037ac35f
commit ed448ef28b
4 changed files with 117 additions and 15 deletions
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substrate/frame/balances/src/benchmarking.rs
+21 -3
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@@ -40,7 +40,7 @@ benchmarks_instance_pallet! {
let existential_deposit = T::ExistentialDeposit::get();
let caller = whitelisted_caller();
// Give some multiple of the existential deposit + creation fee + transfer fee
// Give some multiple of the existential deposit
let balance = existential_deposit.saturating_mul(ED_MULTIPLIER.into());
let _ = <Balances<T, I> as Currency<_>>::make_free_balance_be(&caller, balance);
@@ -130,7 +130,7 @@ benchmarks_instance_pallet! {
let source: T::AccountId = account("source", 0, SEED);
let source_lookup: <T::Lookup as StaticLookup>::Source = T::Lookup::unlookup(source.clone());
// Give some multiple of the existential deposit + creation fee + transfer fee
// Give some multiple of the existential deposit
let balance = existential_deposit.saturating_mul(ED_MULTIPLIER.into());
let _ = <Balances<T, I> as Currency<_>>::make_free_balance_be(&source, balance);
@@ -154,7 +154,7 @@ benchmarks_instance_pallet! {
let existential_deposit = T::ExistentialDeposit::get();
let caller = whitelisted_caller();
// Give some multiple of the existential deposit + creation fee + transfer fee
// Give some multiple of the existential deposit
let balance = existential_deposit.saturating_mul(ED_MULTIPLIER.into());
let _ = <Balances<T, I> as Currency<_>>::make_free_balance_be(&caller, balance);
@@ -176,6 +176,24 @@ benchmarks_instance_pallet! {
assert_eq!(Balances::<T, I>::free_balance(&caller), Zero::zero());
assert_eq!(Balances::<T, I>::free_balance(&recipient), transfer_amount);
}
// Benchmark `transfer_all` with the worst possible condition:
// * The recipient account is created
// * The sender is killed
transfer_all {
let caller = whitelisted_caller();
let recipient: T::AccountId = account("recipient", 0, SEED);
let recipient_lookup: <T::Lookup as StaticLookup>::Source = T::Lookup::unlookup(recipient.clone());
// Give some multiple of the existential deposit
let existential_deposit = T::ExistentialDeposit::get();
let balance = existential_deposit.saturating_mul(ED_MULTIPLIER.into());
let _ = <Balances<T, I> as Currency<_>>::make_free_balance_be(&caller, balance);
}: _(RawOrigin::Signed(caller.clone()), recipient_lookup, false)
verify {
assert!(Balances::<T, I>::free_balance(&caller).is_zero());
assert_eq!(Balances::<T, I>::free_balance(&recipient), balance);
}
}
impl_benchmark_test_suite!(