coreutils/test/tsort.rs
2015-05-09 23:38:48 -04:00

26 lines
677 B
Rust

use std::fs::File;
use std::io::Read;
use std::path::Path;
use std::process::Command;
static PROGNAME: &'static str = "./tsort";
fn get_file_contents(name: &str) -> Vec<u8> {
let mut f = File::open(Path::new(name)).unwrap();
let mut contents: Vec<u8> = vec!();
let _ = f.read_to_end(&mut contents);
contents
}
#[test]
fn test_sort_call_graph() {
let input = "call_graph.txt";
let output = "call_graph.expected";
let po = Command::new(PROGNAME)
.arg(input)
.output()
.unwrap_or_else(|err| panic!("{}", err));
assert_eq!(String::from_utf8(po.stdout).unwrap(), String::from_utf8(get_file_contents(output)).unwrap());
}