use std::env;
use parser::ArgumentParser;
use super::Store;
use test_parser::{check_ok};
fn required(args: &[&str]) -> (isize, isize) {
let mut val1 = 1isize;
let mut val2 = 2isize;
{
let mut ap = ArgumentParser::new();
ap.refer(&mut val1)
.add_option(&["--v1"], Store, "The value 1")
.add_argument("v1", Store, "The value 1")
.envvar("TEST_ENV_REQUIRED_V1")
.required();
ap.refer(&mut val2)
.add_argument("v2", Store, "The value 2");
check_ok(&ap, args);
}
return (val1, val2)
}
#[test]
#[should_panic]
fn test_required() {
env::set_var("TEST_ENV_REQUIRED_V1", "some_crap");
required(&["./argparse_test"]);
env::remove_var("TEST_ENV_REQUIRED_V1");
}
#[test]
fn test_req() {
env::set_var("TEST_ENV_REQUIRED_V1", "some_crap");
assert_eq!(required(&["./argparse_test", "10"]), (10, 2));
assert_eq!(required(&["./argparse_test", "11", "21"]), (11, 21));
assert_eq!(required(&["./argparse_test", "--v1=7"]), (7, 2));
env::set_var("TEST_ENV_REQUIRED_V1", "9");
assert_eq!(required(&["./argparse_test", "10"]), (9, 10));
assert_eq!(required(&["./argparse_test", "7", "--v1=15"]), (15, 7));
env::remove_var("TEST_ENV_REQUIRED_V1");
}