1 files changed, 104 insertions, 0 deletions
diff --git a/vendor/rustix/tests/fs/renameat.rs b/vendor/rustix/tests/fs/renameat.rs
new file mode 100644
index 000000000..2eea2e77a
--- /dev/null
+++ b/vendor/rustix/tests/fs/renameat.rs
@@ -0,0 +1,104 @@
+#[cfg(any(target_os = "android", target_os = "linux"))]
+use rustix::fs::Stat;
+
+#[cfg(any(target_os = "android", target_os = "linux"))]
+fn same(a: &Stat, b: &Stat) -> bool {
+    a.st_ino == b.st_ino && a.st_dev == b.st_dev
+}
+
+#[cfg(any(target_os = "android", target_os = "linux"))]
+#[test]
+fn test_renameat() {
+    use rustix::fs::{cwd, openat, renameat, statat, AtFlags, Mode, OFlags};
+
+    let tmp = tempfile::tempdir().unwrap();
+    let dir = openat(
+        cwd(),
+        tmp.path(),
+        OFlags::RDONLY | OFlags::PATH,
+        Mode::empty(),
+    )
+    .unwrap();
+
+    let _ = openat(&dir, "foo", OFlags::CREATE | OFlags::WRONLY, Mode::empty()).unwrap();
+    let before = statat(&dir, "foo", AtFlags::empty()).unwrap();
+    renameat(&dir, "foo", &dir, "bar").unwrap();
+    let renamed = statat(&dir, "bar", AtFlags::empty()).unwrap();
+    assert!(same(&before, &renamed));
+}
+
+/// Like `test_renameat` but the file already exists, so `renameat`
+/// overwrites it.
+#[cfg(any(target_os = "android", target_os = "linux"))]
+#[test]
+fn test_renameat_overwrite() {
+    use rustix::fs::{cwd, openat, renameat, statat, AtFlags, Mode, OFlags};
+
+    let tmp = tempfile::tempdir().unwrap();
+    let dir = openat(
+        cwd(),
+        tmp.path(),
+        OFlags::RDONLY | OFlags::PATH,
+        Mode::empty(),
+    )
+    .unwrap();
+
+    let _ = openat(&dir, "foo", OFlags::CREATE | OFlags::WRONLY, Mode::empty()).unwrap();
+    let _ = openat(&dir, "bar", OFlags::CREATE | OFlags::WRONLY, Mode::empty()).unwrap();
+    let before = statat(&dir, "foo", AtFlags::empty()).unwrap();
+    renameat(&dir, "foo", &dir, "bar").unwrap();
+    let renamed = statat(&dir, "bar", AtFlags::empty()).unwrap();
+    assert!(same(&before, &renamed));
+}
+
+#[cfg(any(target_os = "android", target_os = "linux"))]
+#[test]
+fn test_renameat_with() {
+    use rustix::fs::{cwd, openat, renameat_with, statat, AtFlags, Mode, OFlags, RenameFlags};
+
+    let tmp = tempfile::tempdir().unwrap();
+    let dir = openat(
+        cwd(),
+        tmp.path(),
+        OFlags::RDONLY | OFlags::PATH,
+        Mode::empty(),
+    )
+    .unwrap();
+
+    let _ = openat(&dir, "foo", OFlags::CREATE | OFlags::WRONLY, Mode::empty()).unwrap();
+    let before = statat(&dir, "foo", AtFlags::empty()).unwrap();
+
+    match renameat_with(&dir, "foo", &dir, "red", RenameFlags::empty()) {
+        Ok(()) => (),
+        Err(e) if e == rustix::io::Errno::NOSYS => return,
+        Err(e) => unreachable!("unexpected error from renameat_with: {:?}", e),
+    }
+
+    let renamed = statat(&dir, "red", AtFlags::empty()).unwrap();
+    assert!(same(&before, &renamed));
+
+    let _ = openat(
+        &dir,
+        "green",
+        OFlags::CREATE | OFlags::WRONLY,
+        Mode::empty(),
+    )
+    .unwrap();
+
+    #[cfg(all(target_os = "linux", target_env = "gnu"))]
+    {
+        let green = statat(&dir, "green", AtFlags::empty()).unwrap();
+
+        renameat_with(&dir, "red", &dir, "green", RenameFlags::NOREPLACE).unwrap_err();
+        let renamed = statat(&dir, "red", AtFlags::empty()).unwrap();
+        assert!(same(&before, &renamed));
+        let orig = statat(&dir, "green", AtFlags::empty()).unwrap();
+        assert!(same(&green, &orig));
+
+        renameat_with(&dir, "red", &dir, "green", RenameFlags::EXCHANGE).unwrap();
+        let renamed = statat(&dir, "red", AtFlags::empty()).unwrap();
+        assert!(same(&green, &renamed));
+        let orig = statat(&dir, "green", AtFlags::empty()).unwrap();
+        assert!(same(&before, &orig));
+    }
+}