use std::{io::Write, path::PathBuf, sync::Arc};
use xshell::{Shell, cmd};
use zenops::{
Args, Cmd, ColorChoice,
config_files::{ConfigFileDirs, ConfigFilePath},
error::Error,
output::{AppliedAction, ResolvedConfigFilePath, Status},
};
use zenops_safe_relative_path::{SafeRelativePath, srpath};
pub mod paths {
use zenops_safe_relative_path::{SafeRelativePath, srpath};
pub const HOME_DIR: &SafeRelativePath = srpath!("home/bob");
pub const CONFIG_DIR: &SafeRelativePath = srpath!("home/bob/.config");
pub const ZENOPS_DIR: &SafeRelativePath = srpath!("home/bob/.config/zenops");
pub const ZENOPS_CONFIG: &SafeRelativePath = srpath!("home/bob/.config/zenops/config.toml");
}
pub struct TestEnv {
#[allow(dead_code)] root: tempfile::TempDir,
dirs: ConfigFileDirs,
default_args: Args,
sh: Shell,
}
impl TestEnv {
pub fn load() -> Self {
let root = tempfile::tempdir().unwrap();
let dirs = ConfigFileDirs::load(root.path().join("home/bob"));
let sh = Shell::new().unwrap();
sh.change_dir(root.path());
std::fs::create_dir_all(paths::ZENOPS_DIR.to_full_path(root.path())).unwrap();
Self {
root,
dirs,
default_args: Args {
color: ColorChoice::Never,
},
sh,
}
}
pub fn resolve_path(&self, path: impl AsRef<SafeRelativePath>) -> PathBuf {
path.as_ref().to_full_path(self.root.path())
}
pub fn cfpath(
&self,
path: impl AsRef<str>,
map: impl FnOnce(Arc<SafeRelativePath>) -> ConfigFilePath,
) -> ResolvedConfigFilePath {
let path = map(Arc::from(
SafeRelativePath::from_relative_path(path.as_ref()).unwrap(),
));
let full = path.resolved(&self.dirs);
ResolvedConfigFilePath {
path,
full: Arc::from(full),
}
}
pub fn ensure_dir_exists_for_file(&self, file_path: impl AsRef<SafeRelativePath>) {
if let Some(dir) = file_path.as_ref().safe_parent() {
let path = dir.to_full_path(self.root.path());
std::fs::create_dir_all(&path)
.unwrap_or_else(|e| panic!("Failed to create directory {path:?}: {e}"));
}
}
pub fn write_file(&self, path: impl AsRef<SafeRelativePath>, data: impl AsRef<[u8]>) {
let path = path.as_ref();
self.ensure_dir_exists_for_file(path);
let full_path = path.to_full_path(self.root.path());
std::fs::write(&full_path, data)
.unwrap_or_else(|e| panic!("Failed to write to {path}: {e}\nFull path: {full_path:?}"));
}
pub fn delete_file(&self, path: impl AsRef<SafeRelativePath>) {
let path = path.as_ref();
self.ensure_dir_exists_for_file(path);
let full_path = path.to_full_path(self.root.path());
std::fs::remove_file(&full_path)
.unwrap_or_else(|e| panic!("Failed to delete {path}: {e}\nFull path: {full_path:?}"));
}
pub fn delete_dir_all(&self, path: impl AsRef<SafeRelativePath>) {
let path = path.as_ref();
self.ensure_dir_exists_for_file(path);
let full_path = path.to_full_path(self.root.path());
std::fs::remove_dir_all(&full_path)
.unwrap_or_else(|e| panic!("Failed to delete {path}: {e}\nFull path: {full_path:?}"));
}
pub fn append_file(&self, path: impl AsRef<SafeRelativePath>, data: impl AsRef<[u8]>) {
let path = path.as_ref().to_full_path(self.root.path());
std::fs::create_dir_all(path.parent().unwrap()).unwrap();
std::fs::OpenOptions::new()
.append(true)
.create(true)
.open(&path)
.unwrap()
.write_all(data.as_ref())
.unwrap();
}
pub fn write_zenops_file(
&self,
path: impl AsRef<SafeRelativePath>,
data: impl AsRef<[u8]>,
commit: Option<&str>,
) {
let path = path.as_ref();
self.write_file(paths::ZENOPS_DIR.safe_join(path), data);
if let Some(message) = commit {
self.zenops_shell(|sh| {
cmd!(sh, "git add {path}").ignore_stdout().run().unwrap();
cmd!(sh, "git commit -m {message}")
.ignore_stdout()
.run()
.unwrap();
});
}
}
pub fn append_zenops_file(
&self,
path: impl AsRef<SafeRelativePath>,
data: impl AsRef<[u8]>,
commit: Option<&str>,
) {
let path = path.as_ref();
self.append_file(paths::ZENOPS_DIR.safe_join(path), data);
if let Some(message) = commit {
self.zenops_shell(|sh| {
cmd!(sh, "git add {path}").ignore_stdout().run().unwrap();
cmd!(sh, "git commit -m {message}")
.ignore_stdout()
.run()
.unwrap();
});
}
}
fn zenops_shell(&self, f: impl FnOnce(&Shell)) {
let _dir = self.sh.push_dir(paths::ZENOPS_DIR.as_str());
f(&self.sh)
}
pub fn init_config(&self, config: &str) {
self.zenops_shell(|sh| {
cmd!(sh, "git init").ignore_stdout().run().unwrap();
cmd!(sh, "git config commit.gpgsign false").run().unwrap();
});
self.write_zenops_file(srpath!("config.toml"), config, Some("initial commit"));
}
pub fn run(&self, cmd: &Cmd) -> Result<Output, Error> {
let mut output = Output::default();
zenops::real_main(&self.default_args, cmd, &self.dirs, &mut output)?;
Ok(output)
}
pub fn run_pkg_list(
&self,
all: bool,
all_hints: bool,
verbose: bool,
color: zenops::ColorChoice,
) -> Result<String, Error> {
zenops::pkg_list::list_from_dirs(&self.dirs, all, all_hints, verbose, color)
}
pub fn create_symlink(
&self,
real_path: impl AsRef<SafeRelativePath>,
symlink_path: impl AsRef<SafeRelativePath>,
) {
self.ensure_dir_exists_for_file(symlink_path.as_ref());
let real_path = self.resolve_path(real_path);
let symlink_path = self.resolve_path(symlink_path);
std::os::unix::fs::symlink(&real_path, &symlink_path).unwrap_or_else(|e| {
panic!("Failed to create symlink from {real_path:?} to {symlink_path:?}: {e}")
});
}
}
#[derive(Debug, PartialEq)]
pub enum Entry {
Status(Status),
AppliedAction(AppliedAction),
}
#[derive(Default, Debug, PartialEq)]
pub struct Output {
pub entries: Vec<Entry>,
}
impl zenops::output::Output for Output {
fn push_status(&mut self, status: Status) {
self.entries.push(Entry::Status(status))
}
fn push_applied_action(&mut self, action: AppliedAction) {
self.entries.push(Entry::AppliedAction(action));
}
}