Function run_test

tests/wasi.rs:152–255

(path: &Path, componentize: bool)

}

fn run_test(path: &Path, componentize: bool) -> Result<()> {
    let wasmtime = Path::new(env!("CARGO_BIN_EXE_wasmtime"));
    let test_name = path.file_stem().unwrap().to_str().unwrap();
    let target_dir = wasmtime.parent().unwrap().parent().unwrap();
    let parent_dir = path.parent().ok_or(format_err!("module has no parent?"))?;
    let spec = if let Ok(contents) = fs::read_to_string(&path.with_extension("json")) {
        serde_json::from_str(&contents)?
    } else {
        Spec::default()
    };

    let mut td = TempDir::new_in(&target_dir)?;
    td.disable_cleanup(true);
    let path = if componentize {
        let module = fs::read(path).expect("read wasm module");
        let component = ComponentEncoder::default()
            .module(module.as_slice())
            .to_wasmtime_result()?
            .validate(true)
            .adapter(
                "wasi_snapshot_preview1",
                &fs::read(test_programs_artifacts::ADAPTER_COMMAND)?,
            )
            .to_wasmtime_result()?
            .encode()
            .to_wasmtime_result()?;
        let stem = path.file_stem().unwrap().to_str().unwrap();
        let component_path = td.path().join(format!("{stem}.component.wasm"));
        fs::write(&component_path, component)?;
        component_path
    } else {
        path.to_path_buf()
    };

    let Spec {
        args,
        dirs,
        env,
        exit_code: _,
        stderr: _,
        stdout: _,
    } = &spec;
    let mut cmd = wasmtime_test_util::command(wasmtime);
    cmd.arg("run");
    for dir in dirs {
        cmd.arg("--dir");
        let src = parent_dir.join(dir);
        let dst = td.path().join(dir);
        cp_r(&src, &dst)?;
        cmd.arg(format!("{}::{dir}", dst.display()));
    }
    for (k, v) in env {
        cmd.arg("--env");
        cmd.arg(format!("{k}={v}"));
    }
    let mut should_fail = KNOWN_FAILURES.contains(&test_name);
    if path.iter().any(|p| p == "wasm32-wasip3") {
        cmd.arg("-Sp3,http").arg("-Wcomponent-model-async");