test.rs - mozsearch

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/* This Source Code Form is subject to the terms of the Mozilla Public

License, v. 2.0. If a copy of the MPL was not distributed with this

* file, You can obtain one at http://mozilla.org/MPL/2.0/. */

use crate::cargo_metadata::CrateConfigSupplier;

use crate::library_mode::generate_bindings;

use anyhow::{bail, Context, Result};

use camino::Utf8Path;

use std::env;

use std::ffi::OsString;

use std::process::{Command, Stdio};

use uniffi_testing::UniFFITestHelper;

/// Run Ruby tests for a UniFFI test fixture

pub fn run_test(tmp_dir: &str, fixture_name: &str, script_file: &str) -> Result<()> {

    let status = test_script_command(tmp_dir, fixture_name, script_file)?

        .spawn()

        .context("Failed to spawn `ruby` when running script")?

        .wait()

        .context("Failed to wait for `ruby` when running script")?;

    if !status.success() {

        bail!("running `ruby` failed");

    Ok(())

/// Create a `Command` instance that runs a test script

pub fn test_script_command(

    tmp_dir: &str,

    fixture_name: &str,

    script_file: &str,

) -> Result<Command> {

    let script_path = Utf8Path::new(script_file).canonicalize_utf8()?;

    let test_helper = UniFFITestHelper::new(fixture_name)?;

    let out_dir = test_helper.create_out_dir(tmp_dir, &script_path)?;

    let cdylib_path = test_helper.copy_cdylib_to_out_dir(&out_dir)?;

    generate_bindings(

        &cdylib_path,

        None,

        &super::RubyBindingGenerator,

        &CrateConfigSupplier::from(test_helper.cargo_metadata()),

        None,

        &out_dir,

        false,

)?;

    let rubypath = env::var_os("RUBYLIB").unwrap_or_else(|| OsString::from(""));

    let rubypath = env::join_paths(

        env::split_paths(&rubypath).chain(vec![out_dir.to_path_buf().into_std_path_buf()]),

)?;

    let mut command = Command::new("ruby");

    command

        .current_dir(out_dir)

        .env("RUBYLIB", rubypath)

        .arg(script_path)

        .stderr(Stdio::inherit())

        .stdout(Stdio::inherit());

    Ok(command)