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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::bindings::TargetLanguage;
use crate::{bindings::RunScriptOptions, library_mode::generate_bindings, BindingGeneratorDefault};
use anyhow::{Context, Result};
use camino::Utf8Path;
use std::env;
use std::ffi::OsString;
use std::process::Command;
use uniffi_testing::UniFFITestHelper;
/// Run Python tests for a UniFFI test fixture
pub fn run_test(tmp_dir: &str, fixture_name: &str, script_file: &str) -> Result<()> {
run_script(
tmp_dir,
fixture_name,
script_file,
vec![],
&RunScriptOptions::default(),
)
}
/// Run a Python script
///
/// This function will set things up so that the script can import the UniFFI bindings for a crate
pub fn run_script(
tmp_dir: &str,
crate_name: &str,
script_file: &str,
args: Vec<String>,
_options: &RunScriptOptions,
) -> Result<()> {
let script_path = Utf8Path::new(script_file).canonicalize_utf8()?;
let test_helper = UniFFITestHelper::new(crate_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,
&BindingGeneratorDefault {
target_languages: vec![TargetLanguage::Python],
try_format_code: false,
},
None,
&out_dir,
false,
)?;
let pythonpath = env::var_os("PYTHONPATH").unwrap_or_else(|| OsString::from(""));
let pythonpath = env::join_paths(
env::split_paths(&pythonpath).chain(vec![out_dir.to_path_buf().into_std_path_buf()]),
)?;
let mut command = Command::new("python3");
command
.current_dir(out_dir)
.env("PYTHONPATH", pythonpath)
.arg(script_path)
.args(args);
let status = command
.spawn()
.context("Failed to spawn `python3` when running script")?
.wait()
.context("Failed to wait for `python3` when running script")?;
if !status.success() {
anyhow::bail!("running `python3` failed");
}
Ok(())
}
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