mirror of
https://github.com/comit-network/xmr-btc-swap.git
synced 2024-10-01 01:45:40 -04:00
244 lines
7.4 KiB
Rust
244 lines
7.4 KiB
Rust
#![allow(clippy::cognitive_complexity)]
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use std::{
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fs::{self, File},
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io::Write,
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iter, mem,
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path::Path,
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thread, time,
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};
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use tempfile::Builder;
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use async_tar::{GnuHeader, Header, HeaderMode};
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#[test]
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fn default_gnu() {
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let mut h = Header::new_gnu();
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assert!(h.as_gnu().is_some());
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assert!(h.as_gnu_mut().is_some());
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assert!(h.as_ustar().is_none());
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assert!(h.as_ustar_mut().is_none());
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}
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#[test]
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fn goto_old() {
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let mut h = Header::new_old();
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assert!(h.as_gnu().is_none());
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assert!(h.as_gnu_mut().is_none());
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assert!(h.as_ustar().is_none());
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assert!(h.as_ustar_mut().is_none());
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}
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#[test]
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fn goto_ustar() {
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let mut h = Header::new_ustar();
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assert!(h.as_gnu().is_none());
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assert!(h.as_gnu_mut().is_none());
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assert!(h.as_ustar().is_some());
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assert!(h.as_ustar_mut().is_some());
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}
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#[test]
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fn link_name() {
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let mut h = Header::new_gnu();
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t!(h.set_link_name("foo"));
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assert_eq!(t!(h.link_name()).unwrap().to_str(), Some("foo"));
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t!(h.set_link_name("../foo"));
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assert_eq!(t!(h.link_name()).unwrap().to_str(), Some("../foo"));
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t!(h.set_link_name("foo/bar"));
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assert_eq!(t!(h.link_name()).unwrap().to_str(), Some("foo/bar"));
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t!(h.set_link_name("foo\\ba"));
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if cfg!(windows) {
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assert_eq!(t!(h.link_name()).unwrap().to_str(), Some("foo/ba"));
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} else {
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assert_eq!(t!(h.link_name()).unwrap().to_str(), Some("foo\\ba"));
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}
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let name = "foo\\bar\0";
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for (slot, val) in h.as_old_mut().linkname.iter_mut().zip(name.as_bytes()) {
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*slot = *val;
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}
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assert_eq!(t!(h.link_name()).unwrap().to_str(), Some("foo\\bar"));
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assert!(h.set_link_name("\0").is_err());
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}
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#[test]
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fn mtime() {
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let h = Header::new_gnu();
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assert_eq!(t!(h.mtime()), 0);
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let h = Header::new_ustar();
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assert_eq!(t!(h.mtime()), 0);
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let h = Header::new_old();
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assert_eq!(t!(h.mtime()), 0);
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}
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#[test]
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fn user_and_group_name() {
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let mut h = Header::new_gnu();
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t!(h.set_username("foo"));
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t!(h.set_groupname("bar"));
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assert_eq!(t!(h.username()), Some("foo"));
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assert_eq!(t!(h.groupname()), Some("bar"));
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h = Header::new_ustar();
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t!(h.set_username("foo"));
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t!(h.set_groupname("bar"));
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assert_eq!(t!(h.username()), Some("foo"));
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assert_eq!(t!(h.groupname()), Some("bar"));
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h = Header::new_old();
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assert_eq!(t!(h.username()), None);
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assert_eq!(t!(h.groupname()), None);
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assert!(h.set_username("foo").is_err());
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assert!(h.set_groupname("foo").is_err());
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}
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#[test]
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fn dev_major_minor() {
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let mut h = Header::new_gnu();
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t!(h.set_device_major(1));
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t!(h.set_device_minor(2));
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assert_eq!(t!(h.device_major()), Some(1));
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assert_eq!(t!(h.device_minor()), Some(2));
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h = Header::new_ustar();
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t!(h.set_device_major(1));
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t!(h.set_device_minor(2));
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assert_eq!(t!(h.device_major()), Some(1));
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assert_eq!(t!(h.device_minor()), Some(2));
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h.as_ustar_mut().unwrap().dev_minor[0] = 0x7f;
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h.as_ustar_mut().unwrap().dev_major[0] = 0x7f;
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assert!(h.device_major().is_err());
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assert!(h.device_minor().is_err());
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h.as_ustar_mut().unwrap().dev_minor[0] = b'g';
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h.as_ustar_mut().unwrap().dev_major[0] = b'h';
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assert!(h.device_major().is_err());
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assert!(h.device_minor().is_err());
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h = Header::new_old();
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assert_eq!(t!(h.device_major()), None);
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assert_eq!(t!(h.device_minor()), None);
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assert!(h.set_device_major(1).is_err());
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assert!(h.set_device_minor(1).is_err());
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}
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#[test]
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fn set_path() {
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let mut h = Header::new_gnu();
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t!(h.set_path("foo"));
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assert_eq!(t!(h.path()).to_str(), Some("foo"));
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t!(h.set_path("foo/"));
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assert_eq!(t!(h.path()).to_str(), Some("foo/"));
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t!(h.set_path("foo/bar"));
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assert_eq!(t!(h.path()).to_str(), Some("foo/bar"));
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t!(h.set_path("foo\\bar"));
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if cfg!(windows) {
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assert_eq!(t!(h.path()).to_str(), Some("foo/bar"));
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} else {
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assert_eq!(t!(h.path()).to_str(), Some("foo\\bar"));
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}
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let long_name = iter::repeat("foo").take(100).collect::<String>();
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let medium1 = iter::repeat("foo").take(52).collect::<String>();
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let medium2 = iter::repeat("fo/").take(52).collect::<String>();
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assert!(h.set_path(&long_name).is_err());
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assert!(h.set_path(&medium1).is_err());
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assert!(h.set_path(&medium2).is_err());
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assert!(h.set_path("\0").is_err());
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h = Header::new_ustar();
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t!(h.set_path("foo"));
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assert_eq!(t!(h.path()).to_str(), Some("foo"));
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assert!(h.set_path(&long_name).is_err());
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assert!(h.set_path(&medium1).is_err());
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t!(h.set_path(&medium2));
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assert_eq!(t!(h.path()).to_str(), Some(&medium2[..]));
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}
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#[test]
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fn set_ustar_path_hard() {
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let mut h = Header::new_ustar();
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let p = Path::new("a").join(&vec!["a"; 100].join(""));
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t!(h.set_path(&p));
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let path = t!(h.path());
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let actual: &Path = path.as_ref();
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assert_eq!(actual, p);
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}
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#[test]
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fn set_metadata_deterministic() {
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let td = t!(Builder::new().prefix("async-tar").tempdir());
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let tmppath = td.path().join("tmpfile");
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fn mk_header(path: &Path, readonly: bool) -> Header {
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let mut file = t!(File::create(path));
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t!(file.write_all(b"c"));
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let mut perms = t!(file.metadata()).permissions();
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perms.set_readonly(readonly);
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t!(fs::set_permissions(path, perms));
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let mut h = Header::new_ustar();
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h.set_metadata_in_mode(&t!(path.metadata()), HeaderMode::Deterministic);
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h
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}
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// Create "the same" File twice in a row, one second apart, with differing readonly values.
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let one = mk_header(tmppath.as_path(), false);
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thread::sleep(time::Duration::from_millis(1050));
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let two = mk_header(tmppath.as_path(), true);
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// Always expected to match.
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assert_eq!(t!(one.size()), t!(two.size()));
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assert_eq!(t!(one.path()), t!(two.path()));
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assert_eq!(t!(one.mode()), t!(two.mode()));
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// Would not match without `Deterministic`.
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assert_eq!(t!(one.mtime()), t!(two.mtime()));
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// TODO: No great way to validate that these would not be filled, but
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// check them anyway.
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assert_eq!(t!(one.uid()), t!(two.uid()));
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assert_eq!(t!(one.gid()), t!(two.gid()));
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}
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#[test]
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fn extended_numeric_format() {
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let mut h: GnuHeader = unsafe { mem::zeroed() };
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h.as_header_mut().set_size(42);
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assert_eq!(h.size, [48, 48, 48, 48, 48, 48, 48, 48, 48, 53, 50, 0]);
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h.as_header_mut().set_size(8_589_934_593);
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assert_eq!(h.size, [0x80, 0, 0, 0, 0, 0, 0, 0x02, 0, 0, 0, 1]);
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h.size = [0x80, 0, 0, 0, 0, 0, 0, 0x02, 0, 0, 0, 0];
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assert_eq!(h.as_header().entry_size().unwrap(), 0x0002_0000_0000);
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h.size = [48, 48, 48, 48, 48, 48, 48, 48, 48, 53, 51, 0];
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assert_eq!(h.as_header().entry_size().unwrap(), 43);
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h.as_header_mut().set_gid(42);
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assert_eq!(h.gid, [48, 48, 48, 48, 48, 53, 50, 0]);
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assert_eq!(h.as_header().gid().unwrap(), 42);
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h.as_header_mut().set_gid(0x7fff_ffff_ffff_ffff);
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assert_eq!(h.gid, [0xff; 8]);
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assert_eq!(h.as_header().gid().unwrap(), 0x7fff_ffff_ffff_ffff);
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h.uid = [0x80, 0x00, 0x00, 0x00, 0x12, 0x34, 0x56, 0x78];
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assert_eq!(h.as_header().uid().unwrap(), 0x1234_5678);
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h.mtime = [
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0x80, 0, 0, 0, 0x01, 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef,
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];
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assert_eq!(h.as_header().mtime().unwrap(), 0x0123_4567_89ab_cdef);
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}
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#[test]
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fn byte_slice_conversion() {
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let h = Header::new_gnu();
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let b: &[u8] = h.as_bytes();
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let b_conv: &[u8] = Header::from_byte_slice(h.as_bytes()).as_bytes();
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assert_eq!(b, b_conv);
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}
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