win-desktop-utils 0.2.2

use std::path::PathBuf;
use std::time::{SystemTime, UNIX_EPOCH};

use win_desktop_utils::{
    move_paths_to_recycle_bin, move_to_recycle_bin, open_url, open_with_default, open_with_verb,
    reveal_in_explorer, single_instance, single_instance_with_scope, Error, InstanceScope,
};

#[test]
fn open_with_default_rejects_empty_path() {
    let result = open_with_default(PathBuf::new());
    assert!(matches!(result, Err(Error::InvalidInput(_))));
}

#[test]
fn open_with_default_rejects_missing_path() {
    let path = PathBuf::from(r"C:\definitely-does-not-exist-win-desktop-utils-test-open.tmp");
    let result = open_with_default(path);
    assert!(matches!(result, Err(Error::PathDoesNotExist)));
}

#[test]
fn open_with_verb_rejects_empty_verb() {
    let result = open_with_verb("", r"C:\Windows\notepad.exe");
    assert!(matches!(result, Err(Error::InvalidInput(_))));
}

#[test]
fn open_with_verb_rejects_nul_bytes_in_verb() {
    let result = open_with_verb("pro\0perties", r"C:\Windows\notepad.exe");
    assert!(matches!(result, Err(Error::InvalidInput(_))));
}

#[test]
fn open_with_verb_rejects_empty_path() {
    let result = open_with_verb("open", PathBuf::new());
    assert!(matches!(result, Err(Error::InvalidInput(_))));
}

#[test]
fn open_with_verb_rejects_missing_path() {
    let path = PathBuf::from(r"C:\definitely-does-not-exist-win-desktop-utils-test-open-verb.tmp");
    let result = open_with_verb("open", path);
    assert!(matches!(result, Err(Error::PathDoesNotExist)));
}

#[test]
fn open_url_rejects_empty_string() {
    let result = open_url("");
    assert!(matches!(result, Err(Error::InvalidInput(_))));
}

#[test]
fn open_url_rejects_whitespace_only() {
    let result = open_url("   ");
    assert!(matches!(result, Err(Error::InvalidInput(_))));
}

#[test]
fn open_url_rejects_nul_bytes() {
    let result = open_url("https://example.com/\0hidden");
    assert!(matches!(result, Err(Error::InvalidInput(_))));
}

#[test]
fn reveal_in_explorer_rejects_empty_path() {
    let result = reveal_in_explorer(PathBuf::new());
    assert!(matches!(result, Err(Error::InvalidInput(_))));
}

#[test]
fn reveal_in_explorer_rejects_missing_path() {
    let path = PathBuf::from(r"C:\definitely-does-not-exist-win-desktop-utils-test-reveal.tmp");
    let result = reveal_in_explorer(path);
    assert!(matches!(result, Err(Error::PathDoesNotExist)));
}

#[test]
fn move_to_recycle_bin_rejects_empty_path() {
    let result = move_to_recycle_bin(PathBuf::new());
    assert!(matches!(result, Err(Error::InvalidInput(_))));
}

#[test]
fn move_to_recycle_bin_rejects_relative_path() {
    let result = move_to_recycle_bin(PathBuf::from("relative-file.txt"));
    assert!(matches!(result, Err(Error::PathNotAbsolute)));
}

#[test]
fn move_to_recycle_bin_rejects_missing_absolute_path() {
    let path = PathBuf::from(r"C:\definitely-does-not-exist-win-desktop-utils-test-file.tmp");
    let result = move_to_recycle_bin(path);
    assert!(matches!(result, Err(Error::PathDoesNotExist)));
}

#[test]
fn move_paths_to_recycle_bin_rejects_empty_collection() {
    let paths: [PathBuf; 0] = [];
    let result = move_paths_to_recycle_bin(paths);
    assert!(matches!(result, Err(Error::InvalidInput(_))));
}

#[test]
fn move_paths_to_recycle_bin_rejects_empty_path() {
    let result = move_paths_to_recycle_bin([PathBuf::new()]);
    assert!(matches!(result, Err(Error::InvalidInput(_))));
}

#[test]
fn move_paths_to_recycle_bin_rejects_relative_path() {
    let result = move_paths_to_recycle_bin([PathBuf::from("relative-file.txt")]);
    assert!(matches!(result, Err(Error::PathNotAbsolute)));
}

#[test]
fn move_paths_to_recycle_bin_rejects_missing_absolute_path() {
    let path = PathBuf::from(r"C:\definitely-does-not-exist-win-desktop-utils-test-file-batch.tmp");
    let result = move_paths_to_recycle_bin([path]);
    assert!(matches!(result, Err(Error::PathDoesNotExist)));
}

#[test]
fn single_instance_rejects_empty_app_id() {
    let result = single_instance("");
    assert!(matches!(result, Err(Error::InvalidInput(_))));
}

#[test]
fn single_instance_rejects_backslashes_in_app_id() {
    let result = single_instance(r"demo\app");
    assert!(matches!(result, Err(Error::InvalidInput(_))));
}

#[test]
fn single_instance_rejects_nul_bytes_in_app_id() {
    let result = single_instance("demo\0app");
    assert!(matches!(result, Err(Error::InvalidInput(_))));
}

#[test]
fn single_instance_with_scope_allows_global_scope() {
    let unique = SystemTime::now()
        .duration_since(UNIX_EPOCH)
        .unwrap()
        .as_nanos();
    let app_id = format!(
        "win-desktop-utils-test-global-{}-{}",
        std::process::id(),
        unique
    );

    let first = single_instance_with_scope(&app_id, InstanceScope::Global).unwrap();
    assert!(first.is_some());

    let second = single_instance_with_scope(&app_id, InstanceScope::Global).unwrap();
    assert!(second.is_none());
}

#[test]
fn single_instance_scopes_do_not_conflict_with_each_other() {
    let unique = SystemTime::now()
        .duration_since(UNIX_EPOCH)
        .unwrap()
        .as_nanos();
    let app_id = format!(
        "win-desktop-utils-test-scope-separation-{}-{}",
        std::process::id(),
        unique
    );

    let local = single_instance_with_scope(&app_id, InstanceScope::CurrentSession).unwrap();
    assert!(local.is_some());

    let global = single_instance_with_scope(&app_id, InstanceScope::Global).unwrap();
    assert!(global.is_some());
}

#[test]
fn single_instance_returns_none_when_same_app_id_is_acquired_twice() {
    let unique = SystemTime::now()
        .duration_since(UNIX_EPOCH)
        .unwrap()
        .as_nanos();
    let app_id = format!("win-desktop-utils-test-{}-{}", std::process::id(), unique);

    let first = single_instance(&app_id).unwrap();
    assert!(first.is_some());

    let second = single_instance(&app_id).unwrap();
    assert!(second.is_none());
}

#[test]
fn single_instance_can_be_acquired_again_after_guard_is_dropped() {
    let unique = SystemTime::now()
        .duration_since(UNIX_EPOCH)
        .unwrap()
        .as_nanos();
    let app_id = format!(
        "win-desktop-utils-test-drop-{}-{}",
        std::process::id(),
        unique
    );

    {
        let first = single_instance(&app_id).unwrap();
        assert!(first.is_some());
    }

    let second = single_instance(&app_id).unwrap();
    assert!(second.is_some());
}