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* add tests * remove unused crate * remove serai_abi
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//! Test environment for Coins pallet. | ||
use super::*; | ||
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use frame_support::{ | ||
construct_runtime, | ||
traits::{ConstU32, ConstU64}, | ||
}; | ||
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use sp_core::{H256, sr25519::Public}; | ||
use sp_runtime::{ | ||
traits::{BlakeTwo256, IdentityLookup}, | ||
BuildStorage, | ||
}; | ||
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use crate as coins; | ||
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type Block = frame_system::mocking::MockBlock<Test>; | ||
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construct_runtime!( | ||
pub enum Test | ||
{ | ||
System: frame_system, | ||
Coins: coins, | ||
} | ||
); | ||
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impl frame_system::Config for Test { | ||
type BaseCallFilter = frame_support::traits::Everything; | ||
type BlockWeights = (); | ||
type BlockLength = (); | ||
type RuntimeOrigin = RuntimeOrigin; | ||
type RuntimeCall = RuntimeCall; | ||
type Nonce = u64; | ||
type Hash = H256; | ||
type Hashing = BlakeTwo256; | ||
type AccountId = Public; | ||
type Lookup = IdentityLookup<Self::AccountId>; | ||
type Block = Block; | ||
type RuntimeEvent = RuntimeEvent; | ||
type BlockHashCount = ConstU64<250>; | ||
type DbWeight = (); | ||
type Version = (); | ||
type PalletInfo = PalletInfo; | ||
type AccountData = (); | ||
type OnNewAccount = (); | ||
type OnKilledAccount = (); | ||
type SystemWeightInfo = (); | ||
type SS58Prefix = (); | ||
type OnSetCode = (); | ||
type MaxConsumers = ConstU32<16>; | ||
} | ||
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impl Config for Test { | ||
type RuntimeEvent = RuntimeEvent; | ||
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type AllowMint = (); | ||
} | ||
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pub(crate) fn new_test_ext() -> sp_io::TestExternalities { | ||
let mut t = frame_system::GenesisConfig::<Test>::default().build_storage().unwrap(); | ||
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crate::GenesisConfig::<Test> { accounts: vec![], _ignore: Default::default() } | ||
.assimilate_storage(&mut t) | ||
.unwrap(); | ||
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let mut ext = sp_io::TestExternalities::new(t); | ||
ext.execute_with(|| System::set_block_number(0)); | ||
ext | ||
} |
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use crate::{mock::*, primitives::*}; | ||
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use frame_system::RawOrigin; | ||
use sp_core::Pair; | ||
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use serai_primitives::*; | ||
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pub type CoinsEvent = crate::Event<Test, ()>; | ||
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#[test] | ||
fn mint() { | ||
new_test_ext().execute_with(|| { | ||
// minting u64::MAX should work | ||
let coin = Coin::Serai; | ||
let to = insecure_pair_from_name("random1").public(); | ||
let balance = Balance { coin, amount: Amount(u64::MAX) }; | ||
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Coins::mint(to, balance).unwrap(); | ||
assert_eq!(Coins::balance(to, coin), balance.amount); | ||
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// minting more should fail | ||
assert!(Coins::mint(to, Balance { coin, amount: Amount(1) }).is_err()); | ||
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// supply now should be equal to sum of the accounts balance sum | ||
assert_eq!(Coins::supply(coin), balance.amount.0); | ||
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// test events | ||
let mint_events = System::events() | ||
.iter() | ||
.filter_map(|event| { | ||
if let RuntimeEvent::Coins(e) = &event.event { | ||
if matches!(e, CoinsEvent::Mint { .. }) { | ||
Some(e.clone()) | ||
} else { | ||
None | ||
} | ||
} else { | ||
None | ||
} | ||
}) | ||
.collect::<Vec<_>>(); | ||
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assert_eq!(mint_events, vec![CoinsEvent::Mint { to, balance }]); | ||
}) | ||
} | ||
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#[test] | ||
fn burn_with_instruction() { | ||
new_test_ext().execute_with(|| { | ||
// mint some coin | ||
let coin = Coin::External(ExternalCoin::Bitcoin); | ||
let to = insecure_pair_from_name("random1").public(); | ||
let balance = Balance { coin, amount: Amount(10 * 10u64.pow(coin.decimals())) }; | ||
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Coins::mint(to, balance).unwrap(); | ||
assert_eq!(Coins::balance(to, coin), balance.amount); | ||
assert_eq!(Coins::supply(coin), balance.amount.0); | ||
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// we shouldn't be able to burn more than what we have | ||
let mut instruction = OutInstructionWithBalance { | ||
instruction: OutInstruction { address: ExternalAddress::new(vec![]).unwrap(), data: None }, | ||
balance: ExternalBalance { | ||
coin: coin.try_into().unwrap(), | ||
amount: Amount(balance.amount.0 + 1), | ||
}, | ||
}; | ||
assert!( | ||
Coins::burn_with_instruction(RawOrigin::Signed(to).into(), instruction.clone()).is_err() | ||
); | ||
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// it should now work | ||
instruction.balance.amount = balance.amount; | ||
Coins::burn_with_instruction(RawOrigin::Signed(to).into(), instruction.clone()).unwrap(); | ||
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// balance & supply now should be back to 0 | ||
assert_eq!(Coins::balance(to, coin), Amount(0)); | ||
assert_eq!(Coins::supply(coin), 0); | ||
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let burn_events = System::events() | ||
.iter() | ||
.filter_map(|event| { | ||
if let RuntimeEvent::Coins(e) = &event.event { | ||
if matches!(e, CoinsEvent::BurnWithInstruction { .. }) { | ||
Some(e.clone()) | ||
} else { | ||
None | ||
} | ||
} else { | ||
None | ||
} | ||
}) | ||
.collect::<Vec<_>>(); | ||
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assert_eq!(burn_events, vec![CoinsEvent::BurnWithInstruction { from: to, instruction }]); | ||
}) | ||
} | ||
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#[test] | ||
fn transfer() { | ||
new_test_ext().execute_with(|| { | ||
// mint some coin | ||
let coin = Coin::External(ExternalCoin::Bitcoin); | ||
let from = insecure_pair_from_name("random1").public(); | ||
let balance = Balance { coin, amount: Amount(10 * 10u64.pow(coin.decimals())) }; | ||
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Coins::mint(from, balance).unwrap(); | ||
assert_eq!(Coins::balance(from, coin), balance.amount); | ||
assert_eq!(Coins::supply(coin), balance.amount.0); | ||
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// we can't send more than what we have | ||
let to = insecure_pair_from_name("random2").public(); | ||
assert!(Coins::transfer( | ||
RawOrigin::Signed(from).into(), | ||
to, | ||
Balance { coin, amount: Amount(balance.amount.0 + 1) } | ||
) | ||
.is_err()); | ||
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// we can send it all | ||
Coins::transfer(RawOrigin::Signed(from).into(), to, balance).unwrap(); | ||
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// check the balances | ||
assert_eq!(Coins::balance(from, coin), Amount(0)); | ||
assert_eq!(Coins::balance(to, coin), balance.amount); | ||
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// supply shouldn't change | ||
assert_eq!(Coins::supply(coin), balance.amount.0); | ||
}) | ||
} |