66 lines
1.5 KiB
Rust
66 lines
1.5 KiB
Rust
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#![cfg(feature = "serde")]
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use core::hash::BuildHasherDefault;
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use fnv::FnvHasher;
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use hashbrown::{HashMap, HashSet};
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use serde_test::{assert_tokens, Token};
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// We use FnvHash for this test because we rely on the ordering
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type FnvHashMap<K, V> = HashMap<K, V, BuildHasherDefault<FnvHasher>>;
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type FnvHashSet<T> = HashSet<T, BuildHasherDefault<FnvHasher>>;
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#[test]
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fn map_serde_tokens_empty() {
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let map = FnvHashMap::<char, u32>::default();
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assert_tokens(&map, &[Token::Map { len: Some(0) }, Token::MapEnd]);
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}
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#[test]
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fn map_serde_tokens() {
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let mut map = FnvHashMap::default();
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map.insert('b', 20);
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map.insert('a', 10);
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map.insert('c', 30);
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assert_tokens(
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&map,
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&[
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Token::Map { len: Some(3) },
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Token::Char('a'),
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Token::I32(10),
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Token::Char('c'),
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Token::I32(30),
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Token::Char('b'),
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Token::I32(20),
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Token::MapEnd,
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],
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);
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}
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#[test]
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fn set_serde_tokens_empty() {
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let set = FnvHashSet::<u32>::default();
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assert_tokens(&set, &[Token::Seq { len: Some(0) }, Token::SeqEnd]);
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}
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#[test]
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fn set_serde_tokens() {
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let mut set = FnvHashSet::default();
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set.insert(20);
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set.insert(10);
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set.insert(30);
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assert_tokens(
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&set,
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&[
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Token::Seq { len: Some(3) },
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Token::I32(30),
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Token::I32(20),
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Token::I32(10),
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Token::SeqEnd,
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],
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);
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}
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