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Merge pull request #137 from CosmWasm/multi-test-example
Multi test example
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Original file line number | Diff line number | Diff line change |
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@@ -0,0 +1,141 @@ | ||
#![cfg(test)] | ||
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use cosmwasm_std::testing::{mock_env, MockApi, MockStorage}; | ||
use cosmwasm_std::{coins, to_binary, HumanAddr, Uint128}; | ||
use cw20::{Cw20CoinHuman, Cw20Contract, Cw20HandleMsg}; | ||
use cw_multi_test::{Contract, ContractWrapper, Router, SimpleBank}; | ||
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use crate::msg::{CreateMsg, DetailsResponse, HandleMsg, InitMsg, QueryMsg, ReceiveMsg}; | ||
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fn mock_router() -> Router { | ||
let env = mock_env(); | ||
let api = Box::new(MockApi::default()); | ||
let bank = SimpleBank {}; | ||
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Router::new(api, env.block, bank, || Box::new(MockStorage::new())) | ||
} | ||
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pub fn contract_escrow() -> Box<dyn Contract> { | ||
let contract = ContractWrapper::new( | ||
crate::contract::handle, | ||
crate::contract::init, | ||
crate::contract::query, | ||
); | ||
Box::new(contract) | ||
} | ||
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pub fn contract_cw20() -> Box<dyn Contract> { | ||
let contract = ContractWrapper::new( | ||
cw20_base::contract::handle, | ||
cw20_base::contract::init, | ||
cw20_base::contract::query, | ||
); | ||
Box::new(contract) | ||
} | ||
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#[test] | ||
// receive cw20 tokens and release upon approval | ||
fn escrow_happy_path_cw20_tokens() { | ||
let mut router = mock_router(); | ||
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// set personal balance | ||
let owner = HumanAddr::from("owner"); | ||
let init_funds = coins(2000, "btc"); | ||
router | ||
.set_bank_balance(owner.clone(), init_funds.clone()) | ||
.unwrap(); | ||
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// set up cw20 contract with some tokens | ||
let cw20_id = router.store_code(contract_cw20()); | ||
let msg = cw20_base::msg::InitMsg { | ||
name: "Cash Money".to_string(), | ||
symbol: "CASH".to_string(), | ||
decimals: 2, | ||
initial_balances: vec![Cw20CoinHuman { | ||
address: owner.clone(), | ||
amount: Uint128(5000), | ||
}], | ||
mint: None, | ||
}; | ||
let cash_addr = router | ||
.instantiate_contract(cw20_id, &owner, &msg, &[], "CASH") | ||
.unwrap(); | ||
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// set up reflect contract | ||
let escrow_id = router.store_code(contract_escrow()); | ||
let escrow_addr = router | ||
.instantiate_contract(escrow_id, &owner, &InitMsg {}, &[], "Escrow") | ||
.unwrap(); | ||
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// they are different | ||
assert_ne!(cash_addr, escrow_addr); | ||
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// set up cw20 helpers | ||
let cash = Cw20Contract(cash_addr.clone()); | ||
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// ensure our balances | ||
let owner_balance = cash.balance(&router, owner.clone()).unwrap(); | ||
assert_eq!(owner_balance, Uint128(5000)); | ||
let escrow_balance = cash.balance(&router, escrow_addr.clone()).unwrap(); | ||
assert_eq!(escrow_balance, Uint128(0)); | ||
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// send some tokens to create an escrow | ||
let arb = HumanAddr::from("arbiter"); | ||
let ben = HumanAddr::from("beneficiary"); | ||
let id = "demo".to_string(); | ||
let create_msg = ReceiveMsg::Create(CreateMsg { | ||
id: id.clone(), | ||
arbiter: arb.clone(), | ||
recipient: ben.clone(), | ||
end_height: None, | ||
end_time: None, | ||
cw20_whitelist: None, | ||
}); | ||
let create_bin = to_binary(&create_msg).unwrap(); | ||
let send_msg = Cw20HandleMsg::Send { | ||
contract: escrow_addr.clone(), | ||
amount: Uint128(1200), | ||
msg: Some(create_bin), | ||
}; | ||
let res = router | ||
.execute_contract(&owner, &cash_addr, &send_msg, &[]) | ||
.unwrap(); | ||
println!("{:?}", res.attributes); | ||
assert_eq!(6, res.attributes.len()); | ||
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// ensure balances updated | ||
let owner_balance = cash.balance(&router, owner.clone()).unwrap(); | ||
assert_eq!(owner_balance, Uint128(3800)); | ||
let escrow_balance = cash.balance(&router, escrow_addr.clone()).unwrap(); | ||
assert_eq!(escrow_balance, Uint128(1200)); | ||
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// ensure escrow properly created | ||
let details: DetailsResponse = router | ||
.wrap() | ||
.query_wasm_smart(&escrow_addr, &QueryMsg::Details { id: id.clone() }) | ||
.unwrap(); | ||
assert_eq!(id, details.id); | ||
assert_eq!(arb, details.arbiter); | ||
assert_eq!(ben, details.recipient); | ||
assert_eq!( | ||
vec![Cw20CoinHuman { | ||
address: cash_addr.clone(), | ||
amount: Uint128(1200) | ||
}], | ||
details.cw20_balance | ||
); | ||
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// release escrow | ||
let approve_msg = HandleMsg::Approve { id: id.clone() }; | ||
let _ = router | ||
.execute_contract(&arb, &escrow_addr, &approve_msg, &[]) | ||
.unwrap(); | ||
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// ensure balances updated - release to ben | ||
let owner_balance = cash.balance(&router, owner.clone()).unwrap(); | ||
assert_eq!(owner_balance, Uint128(3800)); | ||
let escrow_balance = cash.balance(&router, escrow_addr.clone()).unwrap(); | ||
assert_eq!(escrow_balance, Uint128(0)); | ||
let ben_balance = cash.balance(&router, ben.clone()).unwrap(); | ||
assert_eq!(ben_balance, Uint128(1200)); | ||
} |
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Original file line number | Diff line number | Diff line change |
---|---|---|
@@ -1,5 +1,6 @@ | ||
pub mod contract; | ||
mod error; | ||
mod integration_test; | ||
pub mod msg; | ||
pub mod state; | ||
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