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//
// Wildland Project
//
// Copyright © 2022 Golem Foundation
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License version 3 as published by
// the Free Software Foundation.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program.  If not, see <https://www.gnu.org/licenses/>.

#[cfg(test)]
mod test_string_resolver {
    use s_macro::s;

    use crate::plugins::dfs::handler::aux_resolve_path;

    #[test]
    fn test_ok_not_absolute() {
        let root = std::path::PathBuf::from("/");
        let path = s!("a/b/c");
        let res = aux_resolve_path(&path, root);
        assert!(res.is_ok(), "res: {res:?}");
    }

    #[test]
    fn test_rel_ok_dot() {
        let root = std::path::PathBuf::from("/");
        let path = s!("./a/b/c");
        let res = aux_resolve_path(&path, root);
        assert!(res.is_ok(), "res: {res:?}");
    }

    #[test]
    fn test_ok_starts_with_dotdot() {
        let root = std::path::PathBuf::from("/");
        let path = s!("../a/b/c");
        let res = aux_resolve_path(&path, root);
        assert!(res.is_ok(), "res: {res:?}");
    }

    #[test]
    fn test_abs_ok_dot() {
        let root = std::path::PathBuf::from("/");
        let path = s!("/./a/b/c");
        let res = aux_resolve_path(&path, root).unwrap();
        assert!(res == "/a/b/c", "res: {res:?}");
    }
    #[test]
    fn test_abs_ok_dotdot() {
        let root = std::path::PathBuf::from("/");
        let path = s!("/../a/b/c");
        let res = aux_resolve_path(&path, root);
        assert!(res.is_ok(), "res: {res:?}");
    }

    #[test]
    fn test_abs_weird_above_root() {
        let root = std::path::PathBuf::from("/");
        let path = s!("/../../..//..///.../.../../a/b.c/");
        let res = aux_resolve_path(&path, root);
        assert!(res.is_ok(), "res: {res:?}");
    }

    #[test]
    fn test_root_ok_mult_redirect() {
        let root = std::path::PathBuf::from("/");
        let path = s!("/a/../a/../a/../a/../a/../a/../a");
        let res = aux_resolve_path(&path, root).unwrap();
        assert!(res == "/a", "res: {res:?}");
    }

    #[test]
    fn test_root_ok_up_before_root() {
        let root = std::path::PathBuf::from("/");
        let path = s!("/../a/b/c");
        let res = aux_resolve_path(&path, root);
        assert!(res.is_ok(), "res: {res:?}");
    }

    #[test]
    fn test_plain_doubledot() {
        let root = std::path::PathBuf::from("/");
        let path = s!("..");
        let res = aux_resolve_path(&path, root);
        assert!(res.is_ok(), "res: {res:?}");
        assert!(!res.unwrap().is_empty());
    }

    #[test]
    fn test_root_ok_dotdotnames() {
        let root = std::path::PathBuf::from("/");
        let path = s!("/a/..c");
        let res = aux_resolve_path(&path, root).unwrap();
        assert!(res == "/a/..c", "res: {res:?}");
    }

    #[test]
    fn test_root_ok_dotnames() {
        let root = std::path::PathBuf::from("/");
        let path = s!("/a/../.c");
        let res = aux_resolve_path(&path, root).unwrap();
        assert!(res == "/.c", "res: {res:?}");
    }
}

#[cfg(test)]
mod test_tilda {
    use s_macro::s;

    use crate::plugins::dfs::handler::aux_resolve_local;

    #[test]
    fn test_ok_tilda() {
        let root = std::path::PathBuf::from("/");
        let path = s!("~/a/b/c");
        let res = aux_resolve_local(&path, root);
        assert!(res.is_ok(), "res: {res:?}");
    }

    #[test]
    fn test_nook_tilda() {
        let root = std::path::PathBuf::from("/");
        let path = s!("/~/a/b/c");
        let res = aux_resolve_local(&path, root);
        assert!(res.is_err(), "res: {res:?}");
    }

    #[test]
    fn test_ok_multiple_tildas() {
        let root = std::path::PathBuf::from("/");
        let path = s!("~/a/b/c/~/d/e/f");
        let res = aux_resolve_local(&path, root);
        assert!(res.is_err(), "res: {res:?}");
    }
}