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Fix and test sr25519 signing in nostd (#1872)

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* Fix and test sr25519 signing in nostd

* Remove sr25519 signing test on nostd for thumbabi target

* Don't use sr25519 feature in nostd tests

* Fix nits, remove WASM deps from nostd test, improve comments

* Change copypasted comment

* fmt

* Update CI to account for signer tests
This commit is contained in:
James Wilson
2025-01-30 17:13:58 +00:00
committed by GitHub
parent 94f4e7f39b
commit 29bf00e209
12 changed files with 273 additions and 130 deletions
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testing/no-std-tests/src/main.rs
+15 -8
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@@ -41,21 +41,28 @@ fn compile_test() {
const METADATA: &[u8] = include_bytes!("../../../artifacts/polkadot_metadata_small.scale");
subxt_metadata::Metadata::decode(&mut &METADATA[..]).expect("should be valid metadata");
// Subxt Signer compiles:
use subxt_signer::sr25519;
let keypair = sr25519::dev::alice();
let message = b"Hello!";
let _signature = keypair.sign(message);
let _public_key = keypair.public_key();
// Subxt signer compiles (though nothing much works on this particular nostd target...):
// Supported targets: <https://docs.rs/getrandom/latest/getrandom/#supported-targets>
use core::str::FromStr;
let _ = subxt_signer::SecretUri::from_str("//Alice/bar");
// Note: `ecdsa` is not compiling for the `thumbv7em-none-eabi` target.
// Note: sr25519 needs randomness, but `thumbv7em-none-eabi` isn't supported by
// `getrandom`, so we can't sign in nostd on this target.
//
// use subxt_signer::sr25519;
// let keypair = sr25519::dev::alice();
// let message = b"Hello!";
// let _signature = keypair.sign(message);
// let _public_key = keypair.public_key();
// Note: `ecdsa` is also not compiling for the `thumbv7em-none-eabi` target owing to
// an issue compiling `secp256k1-sys`.
//
// use subxt_signer::ecdsa;
// let keypair = ecdsa::dev::alice();
// let message = b"Hello!";
// let _signature = keypair.sign(message);
// let _public_key = keypair.public_key();
//
// Subxt Core compiles:
let _era = subxt_core::utils::Era::Immortal;