#![cfg(not(target_os = "redox"))]
use posish::fs::{Dir, Entry};
use std::collections::HashMap;
#[test]
fn dir_entries() {
let tmpdir = tempfile::tempdir().expect("construct tempdir");
let dirfd = std::fs::File::open(tmpdir.path()).expect("open tempdir as file");
let dir = Dir::from(dirfd).expect("construct Dir from dirfd");
let entries = read_entries(&dir);
assert_eq!(entries.len(), 0, "no files in directory");
let _f1 = std::fs::File::create(tmpdir.path().join("file1")).expect("create file1");
let entries = read_entries(&dir);
assert!(
entries.get("file1").is_some(),
"directory contains `file1`: {:?}",
entries
);
assert_eq!(entries.len(), 1);
let _f2 = std::fs::File::create(tmpdir.path().join("file2")).expect("create file1");
let entries = read_entries(&dir);
assert!(
entries.get("file1").is_some(),
"directory contains `file1`: {:?}",
entries
);
assert!(
entries.get("file2").is_some(),
"directory contains `file2`: {:?}",
entries
);
assert_eq!(entries.len(), 2);
}
fn read_entries(dir: &Dir) -> HashMap<String, Entry> {
dir.rewind();
let mut out = HashMap::new();
loop {
match dir.read() {
Some(e) => {
let e = e.expect("non-error entry");
let name = e.file_name().to_str().expect("utf8 filename").to_owned();
if name != "." && name != ".." {
out.insert(name, e);
}
}
None => break,
}
}
out
}