use std::env;
use std::ffi::OsString;
use std::path::PathBuf;
use std::process;
use std::str;

#[test]
fn help_if_no_args() {
	// Probably want to factor out much of this when adding more tests.
	let proc = process::Command::new(get_exec_path()).output().unwrap();
	assert!(!proc.status.success());
	let stderr = str::from_utf8(proc.stderr.as_slice()).unwrap();
	assert!(stderr.contains("-h, --help"));
}

fn get_exec_path() -> PathBuf {
	// TODO is there no cleaner way to get this from Cargo?
	// Also should it really be "debug"?
	let target_dir: PathBuf = env::var_os("CARGO_TARGET_DIR").unwrap_or_else(|| OsString::from("target")).into();
	target_dir.join("debug").join("sshq")
}