#[test]
fn test_basic() {
    let dbname = "target/tests/basic";
    let _ = Index::drop(dbname);
    let mut batch = Batch::new();

    let mut index = Index::open(dbname, Some(OpenOptions::Create)).unwrap();

    let id1 = index.add(r#"{"State":"TX","City":"Dallas"}"#, &mut batch).unwrap();
    let id2 = index.add(r#"{"State":"TX","City":"Austin"}"#, &mut batch).unwrap();
    let id3 = index.add(r#"{"State":"NY","City":"New York"}"#, &mut batch).unwrap();

    index.flush(batch).unwrap();

    let mut results = index.query(r#"find order State, City"#, None).unwrap();
}