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|
use serde::Serialize;
use serde_derive::Serialize;
use std::cell::RefCell;
use std::collections::BTreeMap;
use std::fmt::Debug;
fn test<T>(value: &T, expected: &str)
where
T: ?Sized + Serialize + Debug,
{
let mut out = Vec::new();
let ser = &mut serde_json::Serializer::new(&mut out);
let result = serde_path_to_error::serialize(value, ser);
let path = result.unwrap_err().path().to_string();
assert_eq!(path, expected);
}
#[test]
fn test_refcell_already_borrowed() {
#[derive(Serialize, Debug)]
struct Outer<'a> {
k: Inner<'a>,
}
#[derive(Serialize, Debug)]
struct Inner<'a> {
refcell: &'a RefCell<String>,
}
let refcell = RefCell::new(String::new());
let outer = Outer {
k: Inner { refcell: &refcell },
};
let _borrowed = refcell.borrow_mut();
test(&outer, "k.refcell");
}
#[test]
fn test_map_nonstring_key() {
fn singleton_map<K: Ord, V>(key: K, value: V) -> BTreeMap<K, V> {
let mut map = BTreeMap::new();
map.insert(key, value);
map
}
let map = singleton_map(b"", 0);
let map = singleton_map("k", map);
let map = singleton_map(100, map);
test(&map, "100.k");
}
|
