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Merge pull request #81 from CosmWasm/test-mock-api
Add tests for `MockApi` in `App`
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,139 @@ | ||
| use bech32::{decode, encode, FromBase32, ToBase32, Variant}; | ||
| use cosmwasm_std::{ | ||
| Addr, Api, CanonicalAddr, HexBinary, RecoverPubkeyError, StdError, StdResult, VerificationError, | ||
| }; | ||
| use cw_multi_test::AppBuilder; | ||
| use sha2::{Digest, Sha256}; | ||
|
|
||
| struct MyApi { | ||
| prefix: &'static str, | ||
| } | ||
|
|
||
| impl MyApi { | ||
| fn new(prefix: &'static str) -> Self { | ||
| Self { prefix } | ||
| } | ||
| } | ||
|
|
||
| impl Api for MyApi { | ||
| fn addr_validate(&self, input: &str) -> StdResult<Addr> { | ||
| let canonical = self.addr_canonicalize(input)?; | ||
| let normalized = self.addr_humanize(&canonical)?; | ||
| if input != normalized { | ||
| Err(StdError::generic_err( | ||
| "Invalid input: address not normalized", | ||
| )) | ||
| } else { | ||
| Ok(Addr::unchecked(input)) | ||
| } | ||
| } | ||
|
|
||
| fn addr_canonicalize(&self, input: &str) -> StdResult<CanonicalAddr> { | ||
| if let Ok((prefix, decoded, Variant::Bech32)) = decode(input) { | ||
| if prefix == self.prefix { | ||
| if let Ok(bytes) = Vec::<u8>::from_base32(&decoded) { | ||
| return Ok(bytes.into()); | ||
| } | ||
| } | ||
| } | ||
| Err(StdError::generic_err("Invalid input")) | ||
| } | ||
|
|
||
| fn addr_humanize(&self, canonical: &CanonicalAddr) -> StdResult<Addr> { | ||
| if let Ok(encoded) = encode( | ||
| self.prefix, | ||
| canonical.as_slice().to_base32(), | ||
| Variant::Bech32, | ||
| ) { | ||
| Ok(Addr::unchecked(encoded)) | ||
| } else { | ||
| Err(StdError::generic_err("Invalid canonical address")) | ||
| } | ||
| } | ||
|
|
||
| fn secp256k1_verify( | ||
| &self, | ||
| _message_hash: &[u8], | ||
| _signature: &[u8], | ||
| _public_key: &[u8], | ||
| ) -> Result<bool, VerificationError> { | ||
| unimplemented!() | ||
| } | ||
|
|
||
| fn secp256k1_recover_pubkey( | ||
| &self, | ||
| _message_hash: &[u8], | ||
| _signature: &[u8], | ||
| _recovery_param: u8, | ||
| ) -> Result<Vec<u8>, RecoverPubkeyError> { | ||
| unimplemented!() | ||
| } | ||
|
|
||
| fn ed25519_verify( | ||
| &self, | ||
| _message: &[u8], | ||
| _signature: &[u8], | ||
| _public_key: &[u8], | ||
| ) -> Result<bool, VerificationError> { | ||
| unimplemented!() | ||
| } | ||
|
|
||
| fn ed25519_batch_verify( | ||
| &self, | ||
| _messages: &[&[u8]], | ||
| _signatures: &[&[u8]], | ||
| _public_keys: &[&[u8]], | ||
| ) -> Result<bool, VerificationError> { | ||
| unimplemented!() | ||
| } | ||
|
|
||
| fn debug(&self, _message: &str) { | ||
| unimplemented!() | ||
| } | ||
| } | ||
|
|
||
| impl MyApi { | ||
| fn addr_make(&self, input: &str) -> Addr { | ||
| let digest = Sha256::digest(input).to_vec(); | ||
| match encode(self.prefix, digest.to_base32(), Variant::Bech32) { | ||
| Ok(address) => Addr::unchecked(address), | ||
| Err(reason) => panic!("Generating address failed with reason: {reason}"), | ||
| } | ||
| } | ||
| } | ||
|
|
||
| #[test] | ||
| fn building_app_with_custom_api_should_work() { | ||
| // prepare test data | ||
| let human = "juno1h34lmpywh4upnjdg90cjf4j70aee6z8qqfspugamjp42e4q28kqsksmtyp"; | ||
| let hex = "bc6bfd848ebd7819c9a82bf124d65e7f739d08e002601e23bb906aacd40a3d81"; | ||
|
|
||
| // create application with custom api that implements | ||
| // Bech32 address encoding with 'juno' prefix | ||
| let app = AppBuilder::default() | ||
| .with_api(MyApi::new("juno")) | ||
| .build(|_, _, _| {}); | ||
|
|
||
| // check address validation function | ||
| assert_eq!( | ||
| app.api().addr_validate(human).unwrap(), | ||
| Addr::unchecked(human) | ||
| ); | ||
|
|
||
| // check if address can be canonicalized | ||
| assert_eq!( | ||
| app.api().addr_canonicalize(human).unwrap(), | ||
| CanonicalAddr::from(HexBinary::from_hex(hex).unwrap()) | ||
| ); | ||
|
|
||
| // check if address can be humanized | ||
| assert_eq!( | ||
| app.api() | ||
| .addr_humanize(&app.api().addr_canonicalize(human).unwrap()) | ||
| .unwrap(), | ||
| Addr::unchecked(human) | ||
| ); | ||
|
|
||
| // check extension function for creating Bech32 encoded addresses | ||
| assert_eq!(app.api().addr_make("creator"), Addr::unchecked(human)); | ||
| } |