mod common;

use candystore::{CandyStore, Config, GetOrCreateStatus, ReplaceStatus, Result, SetStatus};

use crate::common::run_in_tempdir;

#[test]
fn test_atomics() -> Result<()> {
    run_in_tempdir(|dir| {
        let db = CandyStore::open(dir, Config::default())?;

        assert!(db.get_or_create("aaa", "1111")?.was_created());

        assert!(db.replace("aaa", "2222", None)?.was_replaced());

        assert_eq!(db.get("aaa")?, Some("2222".into()));

        assert!(db.get_or_create("aaa", "1111")?.already_exists());

        assert!(!db.replace("bbb", "3333", None)?.was_replaced());

        assert!(db.set("bbb", "4444")?.was_created());
        assert_eq!(db.set("bbb", "5555")?, SetStatus::PrevValue("4444".into()));

        assert_eq!(
            db.get_or_create("bbb", "6666")?,
            GetOrCreateStatus::ExistingValue("5555".into())
        );

        assert_eq!(db.get_or_create("cccc", "6666")?.value(), b"6666");
        assert_eq!(db.get_or_create("aaa", "6666")?.value(), b"2222");

        assert_eq!(
            db.replace("aaa", "6666", Some("2222"))?,
            ReplaceStatus::PrevValue("2222".into())
        );

        Ok(())
    })
}