// This file is part of ICU4X. For terms of use, please see the file // called LICENSE at the top level of the ICU4X source tree // (online at: https://github.com/unicode-org/icu4x/blob/main/LICENSE ). use std::fmt::Debug; use zerovec::*; #[make_ule(StructULE)] #[derive(Clone, Copy, Debug, PartialEq, Eq, PartialOrd, Ord)] struct Struct { a: u8, b: u32, c: Option, } #[make_ule(HashedStructULE)] #[derive(Clone, Copy, Debug, PartialEq, Eq, PartialOrd, Ord)] #[zerovec::derive(Debug, Hash)] struct HashedStruct { a: u64, b: i16, c: Option, } #[derive(Clone, Copy, Debug, PartialEq, Eq, PartialOrd, Ord)] #[make_ule(TupleStructULE)] struct TupleStruct(u8, char); #[make_ule(EnumULE)] #[repr(u8)] #[derive(Copy, Clone, PartialEq, Eq, Ord, PartialOrd, Debug)] #[zerovec::derive(Debug, Hash)] enum Enum { A = 0, B = 1, D = 2, E = 3, FooBar = 4, F = 5, } #[make_ule(OutOfOrderEnumULE)] #[repr(u8)] #[derive(Copy, Clone, PartialEq, Eq, Ord, PartialOrd, Debug)] #[allow(unused)] enum OutOfOrderEnum { A = 0, B = 1, E = 3, FooBar = 4, D = 2, F = 5, } #[derive(Clone, Copy, Debug, PartialEq, Eq, Ord, PartialOrd)] #[make_ule(NoKVULE)] #[zerovec::skip_derive(ZeroMapKV)] struct NoKV(u8, char); #[derive(Clone, Copy, Debug, PartialEq, Eq)] #[make_ule(NoOrdULE)] #[zerovec::skip_derive(ZeroMapKV, Ord)] struct NoOrd(u8, char); fn test_zerovec(slice: &[T]) { let zerovec: ZeroVec = slice.iter().copied().collect(); assert_eq!(zerovec, slice); let bytes = zerovec.as_bytes(); let name = std::any::type_name::(); let reparsed: ZeroVec = ZeroVec::parse_byte_slice(bytes) .unwrap_or_else(|_| panic!("Parsing {name} should succeed")); assert_eq!(reparsed, slice); } fn main() { test_zerovec(TEST_SLICE_STRUCT); test_zerovec(TEST_SLICE_TUPLESTRUCT); test_zerovec(TEST_SLICE_ENUM); } const TEST_SLICE_STRUCT: &[Struct] = &[ Struct { a: 101, b: 924, c: Some('⸘'), }, Struct { a: 217, b: 4228, c: Some('ə'), }, Struct { a: 117, b: 9090, c: Some('ø'), }, ]; const TEST_SLICE_TUPLESTRUCT: &[TupleStruct] = &[ TupleStruct(101, 'ř'), TupleStruct(76, '°'), TupleStruct(15, 'a'), ]; const TEST_SLICE_ENUM: &[Enum] = &[ Enum::A, Enum::FooBar, Enum::F, Enum::D, Enum::B, Enum::FooBar, Enum::E, ];