Struct OwnedLazyValueCopy item path

use sonic_rs::{get, JsonValueTrait, OwnedLazyValue};

// get a lazyvalue from a json, the "a"'s value will not be parsed
let input = r#"{
 "a": "hello world",
 "b": true,
 "c": [0, 1, 2],
 "d": {
    "sonic": "rs"
  }
}"#;

let own_a = OwnedLazyValue::from(get(input, &["a"]).unwrap());
let own_c = OwnedLazyValue::from(get(input, &["c"]).unwrap());

// use as_xx to get the parsed value
assert_eq!(own_a.as_str().unwrap(), "hello world");
assert_eq!(own_c.as_str(), None);
assert!(own_c.is_array());

use serde::{Deserialize, Serialize};

#[derive(Debug, Deserialize, Serialize)]
struct TestLazyValue<'a> {
    #[serde(borrow)]
    borrowed_lv: LazyValue<'a>,
    owned_lv: OwnedLazyValue,
}

let input = r#"{ "borrowed_lv": "hello", "owned_lv": "world" }"#;

let data: TestLazyValue = sonic_rs::from_str(input).unwrap();
assert_eq!(data.borrowed_lv.as_raw_str(), "\"hello\"");