Function test_version_mismatch

tests/all/module_serialize.rs:16–44

()

#[test]
fn test_version_mismatch() -> Result<()> {
    let engine = Engine::default();
    let buffer = serialize(&engine, "(module)")?;

    let mut config = Config::new();
    config
        .module_version(ModuleVersionStrategy::Custom("custom!".to_owned()))
        .unwrap();
    let custom_version_engine = Engine::new(&config).unwrap();
    match unsafe { Module::deserialize(&custom_version_engine, &buffer) } {
        Ok(_) => bail!("expected deserialization to fail"),
        Err(e) => assert!(
            e.to_string()
                .starts_with("Module was compiled with incompatible version")
        ),
    }

    let mut config = Config::new();
    config.module_version(ModuleVersionStrategy::None).unwrap();
    let none_version_engine = Engine::new(&config).unwrap();
    unsafe { Module::deserialize(&none_version_engine, &buffer) }
        .expect("accepts the wasmtime versioned module");

    let buffer = serialize(&custom_version_engine, "(module)")?;
    unsafe { Module::deserialize(&none_version_engine, &buffer) }
        .expect("accepts the custom versioned module");

    Ok(())
}

#[test]
#[cfg_attr(miri, ignore)]