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// Copyright 2019-2025 PureStake Inc.
// This file is part of Moonbeam.
// Moonbeam 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.
// Moonbeam 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 Moonbeam. If not, see <http://www.gnu.org/licenses/>.
//! Moonbase Runtime Api Integration Tests
mod common;
use common::*;
use fp_evm::GenesisAccount;
use frame_support::assert_ok;
use nimbus_primitives::NimbusId;
use pallet_evm::{Account as EVMAccount, AddressMapping, FeeCalculator};
use sp_core::{ByteArray, H160, H256, U256};
use fp_rpc::runtime_decl_for_ethereum_runtime_rpc_api::EthereumRuntimeRPCApi;
use moonbase_runtime::{Executive, TransactionPaymentAsGasPrice};
use moonbeam_core_primitives::Header;
use moonbeam_rpc_primitives_txpool::runtime_decl_for_tx_pool_runtime_api::TxPoolRuntimeApi;
use nimbus_primitives::runtime_decl_for_nimbus_api::NimbusApi;
use std::{collections::BTreeMap, str::FromStr};
#[test]
fn ethereum_runtime_rpc_api_chain_id() {
ExtBuilder::default().build().execute_with(|| {
assert_eq!(Runtime::chain_id(), CHAIN_ID);
});
}
fn ethereum_runtime_rpc_api_account_basic() {
ExtBuilder::default()
.with_balances(vec![(
AccountId::from(ALICE),
2_000 * UNIT + existential_deposit(),
)])
.build()
.execute_with(|| {
assert_eq!(
Runtime::account_basic(H160::from(ALICE)),
EVMAccount {
balance: U256::from(2_000 * UNIT),
nonce: U256::zero()
);
fn ethereum_runtime_rpc_api_gas_price() {
Runtime::gas_price(),
TransactionPaymentAsGasPrice::min_gas_price().0
fn ethereum_runtime_rpc_api_account_code_at() {
let address = H160::from(EVM_CONTRACT);
let code: Vec<u8> = vec![1, 2, 3, 4, 5];
.with_evm_accounts({
let mut map = BTreeMap::new();
map.insert(
address,
GenesisAccount {
balance: U256::zero(),
code: code.clone(),
nonce: Default::default(),
storage: Default::default(),
},
map
})
assert_eq!(Runtime::account_code_at(address), code);
fn ethereum_runtime_rpc_api_author() {
.with_collators(vec![(AccountId::from(ALICE), 1_000 * UNIT)])
.with_mappings(vec![(
NimbusId::from_slice(&ALICE_NIMBUS).unwrap(),
.with_balances(vec![
(AccountId::from(ALICE), 2_000 * UNIT),
(AccountId::from(BOB), 1_000 * UNIT),
])
.with_delegations(vec![(
AccountId::from(BOB),
500 * UNIT,
run_to_block(2, Some(NimbusId::from_slice(&ALICE_NIMBUS).unwrap()));
assert_eq!(Runtime::author(), H160::from(ALICE));
fn ethereum_runtime_rpc_api_storage_at() {
let mut key = [0u8; 32];
key[31..32].copy_from_slice(&[6u8][..]);
let mut value = [0u8; 32];
value[31..32].copy_from_slice(&[7u8][..]);
let item = H256::from_slice(&key[..]);
let mut storage: BTreeMap<H256, H256> = BTreeMap::new();
storage.insert(H256::from_slice(&key[..]), item);
code: Vec::new(),
storage: storage.clone(),
assert_eq!(Runtime::storage_at(address, U256::from(6)), item);
fn ethereum_runtime_rpc_api_call() {
(AccountId::from(BOB), 2_000 * UNIT),
let execution_result = Runtime::call(
H160::from(ALICE), // from
H160::from(BOB), // to
Vec::new(), // data
U256::from(1000u64), // value
U256::from(100000u64), // gas_limit
None, // max_fee_per_gas
None, // max_priority_fee_per_gas
None, // nonce
false, // estimate
None, // access_list
None, // authorization_list
assert!(execution_result.is_ok());
fn ethereum_runtime_rpc_api_create() {
.with_balances(vec![(AccountId::from(ALICE), 2_000 * UNIT)])
let execution_result = Runtime::create(
vec![0, 1, 1, 0], // data
U256::zero(), // value
fn ethereum_runtime_rpc_api_current_transaction_statuses() {
let alith = <Runtime as pallet_evm::Config>::AddressMapping::into_account_id(
H160::from_str("f24ff3a9cf04c71dbc94d0b566f7a27b94566cac")
.expect("internal H160 is valid; qed"),
(alith, 2_000 * UNIT),
set_parachain_inherent_data();
let _result = Executive::apply_extrinsic(unchecked_eth_tx(VALID_ETH_TX));
rpc_run_to_block(2);
let statuses =
Runtime::current_transaction_statuses().expect("Transaction statuses result.");
assert_eq!(statuses.len(), 1);
fn ethereum_runtime_rpc_api_current_block() {
let block = Runtime::current_block().expect("Block result.");
assert_eq!(block.header.number, U256::from(1u8));
fn ethereum_runtime_rpc_api_current_receipts() {
let receipts = Runtime::current_receipts().expect("Receipts result.");
assert_eq!(receipts.len(), 1);
fn txpool_runtime_api_extrinsic_filter() {
let non_eth_uxt = UncheckedExtrinsic::new_bare(
pallet_balances::Call::<Runtime>::transfer_allow_death {
dest: AccountId::from(BOB),
value: 1 * UNIT,
.into(),
let eth_uxt = unchecked_eth_tx(VALID_ETH_TX);
let txpool = <Runtime as TxPoolRuntimeApi<moonbase_runtime::Block>>::extrinsic_filter(
vec![eth_uxt.clone(), non_eth_uxt.clone()],
vec![unchecked_eth_tx(VALID_ETH_TX), non_eth_uxt],
assert_eq!(txpool.ready.len(), 1);
assert_eq!(txpool.future.len(), 1);
fn can_author_when_selected_is_empty() {
(AccountId::from(ALICE), 20_000_000 * UNIT),
(AccountId::from(BOB), 10_000_000 * UNIT),
.with_collators(vec![(AccountId::from(ALICE), 2_000_000 * UNIT)])
assert_eq!(ParachainStaking::candidate_pool().0.len(), 1);
let slot_number = 0;
let parent = Header {
digest: Default::default(),
extrinsics_root: Default::default(),
number: Default::default(),
parent_hash: Default::default(),
state_root: Default::default(),
};
// Base case: ALICE can author blocks when she is the only candidate
let can_author_block = Runtime::can_author(
slot_number,
&parent,
assert!(can_author_block);
// Remove ALICE from candidate pool, leaving the candidate_pool empty
assert_ok!(ParachainStaking::go_offline(origin_of(AccountId::from(
ALICE
))));
// Need to fast forward to right before the next session, which is when selected candidates
// will be updated. We want to test the creation of the first block of the next session.
run_to_block(1799, Some(NimbusId::from_slice(&ALICE_NIMBUS).unwrap()));
assert_eq!(ParachainStaking::candidate_pool().0.len(), 0);
number: 1799,
// Check that it works as expected after session update
run_to_block(1800, Some(NimbusId::from_slice(&ALICE_NIMBUS).unwrap()));
number: 1800,
// Some Priority-related test ideas
// 1. Eth balance transfer with various gas prices. Priority == gas price
// 2. Eth contract call with various gas prices. Priority == gas price
// 3. System remark with no tip -> calculate expected priority from gas weight mapping
// 4. System remark with tip.
// 5. Operational dispatch has higher priority than normal for otherwise same transactions