garage/src/db/test.rs
Alex fd8d5c37f7
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First iteration of a generic DB layer
2022-06-02 14:59:26 +02:00

50 lines
1.1 KiB
Rust

use crate::*;
use crate::sled_adapter::SledDb;
fn test_suite(db: Db) -> Result<()> {
let tree = db.tree("tree")?;
let va: &[u8] = &b"plop"[..];
let vb: &[u8] = &b"plip"[..];
let vc: &[u8] = &b"plup"[..];
tree.put(b"test", va)?;
assert_eq!(tree.get(b"test")?, Some(va.into()));
let res = db.transaction::<_, (), _>(|tx| {
assert_eq!(tx.get(&tree, b"test")?, Some(va.into()));
tx.put(&tree, b"test", vb)?;
assert_eq!(tx.get(&tree, b"test")?, Some(vb.into()));
tx.commit(12)
});
assert!(matches!(res, Ok(12)));
assert_eq!(tree.get(b"test")?, Some(vb.into()));
let res = db.transaction::<(), _, _>(|tx| {
assert_eq!(tx.get(&tree, b"test")?, Some(vb.into()));
tx.put(&tree, b"test", vc)?;
assert_eq!(tx.get(&tree, b"test")?, Some(vc.into()));
tx.abort(42)
});
assert!(matches!(res, Err(TxError::Abort(42))));
assert_eq!(tree.get(b"test")?, Some(vb.into()));
Ok(())
}
#[test]
fn test_sled_db() -> Result<()> {
let path = mktemp::Temp::new_dir().unwrap();
let db = SledDb::new(sled::open(path.to_path_buf()).unwrap());
test_suite(db)?;
drop(path);
Ok(())
}