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#![cfg(feature = "serde")]
#![warn(rust_2018_idioms)]
use serde::{Deserialize, Serialize};
use serde_test::{assert_tokens, Token};
use slab::Slab;
#[derive(Debug, Serialize, Deserialize)]
#[serde(transparent)]
struct SlabPartialEq<T>(Slab<T>);
impl<T: PartialEq> PartialEq for SlabPartialEq<T> {
fn eq(&self, other: &Self) -> bool {
self.0.len() == other.0.len()
&& self
.0
.iter()
.zip(other.0.iter())
.all(|(this, other)| this.0 == other.0 && this.1 == other.1)
}
}
#[test]
fn test_serde_empty() {
let slab = Slab::<usize>::new();
assert_tokens(
&SlabPartialEq(slab),
&[Token::Map { len: Some(0) }, Token::MapEnd],
);
}
#[test]
fn test_serde() {
let vec = vec![(1, 2), (3, 4), (5, 6)];
let slab: Slab<_> = vec.iter().cloned().collect();
assert_tokens(
&SlabPartialEq(slab),
&[
Token::Map { len: Some(3) },
Token::U64(1),
Token::I32(2),
Token::U64(3),
Token::I32(4),
Token::U64(5),
Token::I32(6),
Token::MapEnd,
],
);
}
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