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coreutils/tests/test_link.rs
2016-08-07 01:23:49 +08:00

53 lines
1.4 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));
let result = ucmd.args(&[file, link]).run();
assert_empty_stderr!(result);
assert!(result.success);
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";
let result = ucmd.args(&[link, link]).run();
assert_eq!(result.stderr,
"link: error: No such file or directory (os error 2)\n");
assert!(!result.success);
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";
let result = ucmd.args(&[file, link]).run();
assert_eq!(result.stderr,
"link: error: No such file or directory (os error 2)\n");
assert!(!result.success);
assert!(!at.file_exists(file));
assert!(!at.file_exists(link));
}