coreutils/tests/test_link.rs
Nathan Ross 99b39e4237 tests: normalize around chaining asserts
Although for some tests this adds characters
we still use them there because the
brevity cost is now worth the benefit in
terms of instant, natural-language readability
and recognizability for people not familiar
with this tests of this module or even the project
2016-08-13 17:59:21 -04:00

46 lines
1.2 KiB
Rust

use common::util::*;
static UTIL_NAME: &'static str = "link";
fn at_and_ucmd() -> (AtPath, UCommand) {
let ts = TestScenario::new(UTIL_NAME);
let ucmd = ts.ucmd();
(ts.fixtures, ucmd)
}
#[test]
fn test_link_existing_file() {
let (at, mut ucmd) = at_and_ucmd();
let file = "test_link_existing_file";
let link = "test_link_existing_file_link";
at.touch(file);
at.write(file, "foobar");
assert!(at.file_exists(file));
ucmd.args(&[file, link]).succeeds().no_stderr();
assert!(at.file_exists(file));
assert!(at.file_exists(link));
assert_eq!(at.read(file), at.read(link));
}
#[test]
fn test_link_no_circular() {
let (at, mut ucmd) = at_and_ucmd();
let link = "test_link_no_circular";
ucmd.args(&[link, link]).fails()
.stderr_is("link: error: No such file or directory (os error 2)\n");
assert!(!at.file_exists(link));
}
#[test]
fn test_link_nonexistent_file() {
let (at, mut ucmd) = at_and_ucmd();
let file = "test_link_nonexistent_file";
let link = "test_link_nonexistent_file_link";
ucmd.args(&[file, link]).fails()
.stderr_is("link: error: No such file or directory (os error 2)\n");
assert!(!at.file_exists(file));
assert!(!at.file_exists(link));
}