#![allow(
clippy::approx_constant,
clippy::useless_vec,
clippy::len_zero,
clippy::unnecessary_cast,
clippy::redundant_closure,
clippy::too_many_arguments,
clippy::type_complexity,
clippy::needless_borrow,
clippy::enum_variant_names,
clippy::upper_case_acronyms,
clippy::inconsistent_digit_grouping,
clippy::unit_cmp,
clippy::assertions_on_constants,
clippy::iter_on_single_items,
clippy::expect_fun_call,
clippy::redundant_pattern_matching,
variant_size_differences,
clippy::absurd_extreme_comparisons,
clippy::nonminimal_bool,
clippy::for_kv_map,
clippy::needless_range_loop,
clippy::single_match,
clippy::collapsible_if,
clippy::needless_return,
clippy::redundant_clone,
clippy::map_entry,
clippy::match_single_binding,
clippy::bool_comparison,
clippy::derivable_impls,
clippy::manual_range_contains,
clippy::needless_borrows_for_generic_args,
clippy::manual_map,
clippy::vec_init_then_push,
clippy::identity_op,
clippy::manual_flatten,
clippy::single_char_pattern,
clippy::search_is_some,
clippy::option_map_unit_fn,
clippy::while_let_on_iterator,
clippy::clone_on_copy,
clippy::box_collection,
clippy::redundant_field_names,
clippy::ptr_arg,
clippy::large_enum_variant,
clippy::match_ref_pats,
clippy::needless_pass_by_value,
clippy::unused_unit,
clippy::let_and_return,
clippy::suspicious_else_formatting,
clippy::manual_strip,
clippy::match_like_matches_macro,
clippy::from_over_into,
clippy::wrong_self_convention,
clippy::inherent_to_string,
clippy::new_without_default,
clippy::unnecessary_wraps,
clippy::field_reassign_with_default,
clippy::manual_find,
clippy::unnecessary_lazy_evaluations,
clippy::should_implement_trait,
clippy::missing_safety_doc,
clippy::unusual_byte_groupings,
clippy::bool_assert_comparison,
clippy::zero_prefixed_literal,
clippy::await_holding_lock,
clippy::manual_saturating_arithmetic,
clippy::explicit_counter_loop,
clippy::needless_lifetimes,
clippy::single_component_path_imports,
clippy::uninlined_format_args,
clippy::iter_cloned_collect,
clippy::manual_str_repeat,
clippy::excessive_precision,
clippy::precedence,
clippy::unnecessary_literal_unwrap
)]
use oxicode::{
config, decode_from_slice, decode_from_slice_with_config, encode_to_vec,
encode_to_vec_with_config, Decode, Encode,
};
#[derive(Debug, PartialEq, Encode, Decode)]
struct Pair<A, B> {
first: A,
second: B,
}
#[derive(Debug, PartialEq, Encode, Decode)]
struct Triple<A, B, C> {
a: A,
b: B,
c: C,
}
#[derive(Debug, PartialEq, Encode, Decode)]
struct Wrapper<T> {
value: T,
}
#[derive(Debug, PartialEq, Encode, Decode)]
struct Container<T> {
items: Vec<T>,
}
#[derive(Debug, PartialEq, Encode, Decode)]
struct KeyValue<K, V> {
key: K,
value: V,
}
#[derive(Debug, PartialEq, Encode, Decode)]
struct WithOption<T> {
inner: Option<T>,
label: String,
}
#[derive(Debug, PartialEq, Encode, Decode)]
struct Counted<T> {
count: u32,
item: T,
}
#[derive(Debug, PartialEq, Encode, Decode)]
struct Tagged<T> {
tag: u8,
payload: T,
}
#[derive(Debug, PartialEq, Encode, Decode)]
struct Buf<T> {
data: [T; 4],
}
#[test]
fn test_pair_u32_string_roundtrip() {
let original = Pair {
first: 42u32,
second: String::from("hello"),
};
let encoded = encode_to_vec(&original).expect("encode Pair<u32, String>");
let (decoded, _): (Pair<u32, String>, usize) =
decode_from_slice(&encoded).expect("decode Pair<u32, String>");
assert_eq!(original, decoded);
}
#[test]
fn test_pair_bool_f64_roundtrip() {
let original = Pair {
first: true,
second: std::f64::consts::PI,
};
let encoded = encode_to_vec(&original).expect("encode Pair<bool, f64>");
let (decoded, _): (Pair<bool, f64>, usize) =
decode_from_slice(&encoded).expect("decode Pair<bool, f64>");
assert_eq!(original, decoded);
}
#[test]
fn test_triple_u8_u16_u32_roundtrip() {
let original = Triple {
a: 1u8,
b: 1000u16,
c: 100_000u32,
};
let encoded = encode_to_vec(&original).expect("encode Triple<u8, u16, u32>");
let (decoded, _): (Triple<u8, u16, u32>, usize) =
decode_from_slice(&encoded).expect("decode Triple<u8, u16, u32>");
assert_eq!(original, decoded);
}
#[test]
fn test_wrapper_u64_roundtrip() {
let original = Wrapper { value: u64::MAX };
let encoded = encode_to_vec(&original).expect("encode Wrapper<u64>");
let (decoded, _): (Wrapper<u64>, usize) =
decode_from_slice(&encoded).expect("decode Wrapper<u64>");
assert_eq!(original, decoded);
}
#[test]
fn test_wrapper_string_roundtrip() {
let original = Wrapper {
value: String::from("oxicode generic test"),
};
let encoded = encode_to_vec(&original).expect("encode Wrapper<String>");
let (decoded, _): (Wrapper<String>, usize) =
decode_from_slice(&encoded).expect("decode Wrapper<String>");
assert_eq!(original, decoded);
}
#[test]
fn test_wrapper_vec_u8_roundtrip() {
let original = Wrapper {
value: vec![0u8, 1, 2, 255, 128, 64],
};
let encoded = encode_to_vec(&original).expect("encode Wrapper<Vec<u8>>");
let (decoded, _): (Wrapper<Vec<u8>>, usize) =
decode_from_slice(&encoded).expect("decode Wrapper<Vec<u8>>");
assert_eq!(original, decoded);
}
#[test]
fn test_container_u32_roundtrip() {
let original = Container {
items: vec![10u32, 20, 30, 40, 50],
};
let encoded = encode_to_vec(&original).expect("encode Container<u32>");
let (decoded, _): (Container<u32>, usize) =
decode_from_slice(&encoded).expect("decode Container<u32>");
assert_eq!(original, decoded);
}
#[test]
fn test_container_string_roundtrip() {
let original = Container {
items: vec![
String::from("alpha"),
String::from("beta"),
String::from("gamma"),
],
};
let encoded = encode_to_vec(&original).expect("encode Container<String>");
let (decoded, _): (Container<String>, usize) =
decode_from_slice(&encoded).expect("decode Container<String>");
assert_eq!(original, decoded);
}
#[test]
fn test_keyvalue_string_u64_roundtrip() {
let original = KeyValue {
key: String::from("answer"),
value: 42u64,
};
let encoded = encode_to_vec(&original).expect("encode KeyValue<String, u64>");
let (decoded, _): (KeyValue<String, u64>, usize) =
decode_from_slice(&encoded).expect("decode KeyValue<String, u64>");
assert_eq!(original, decoded);
}
#[test]
fn test_with_option_field_roundtrip() {
let original_some = WithOption {
inner: Some(99u32),
label: String::from("present"),
};
let encoded_some = encode_to_vec(&original_some).expect("encode WithOption Some");
let (decoded_some, _): (WithOption<u32>, usize) =
decode_from_slice(&encoded_some).expect("decode WithOption Some");
assert_eq!(original_some, decoded_some);
let original_none: WithOption<u32> = WithOption {
inner: None,
label: String::from("absent"),
};
let encoded_none = encode_to_vec(&original_none).expect("encode WithOption None");
let (decoded_none, _): (WithOption<u32>, usize) =
decode_from_slice(&encoded_none).expect("decode WithOption None");
assert_eq!(original_none, decoded_none);
}
#[test]
fn test_pair_of_wrappers_roundtrip() {
let original = Pair {
first: Wrapper { value: 777u32 },
second: Wrapper {
value: String::from("nested"),
},
};
let encoded = encode_to_vec(&original).expect("encode Pair<Wrapper<u32>, Wrapper<String>>");
let (decoded, _): (Pair<Wrapper<u32>, Wrapper<String>>, usize) =
decode_from_slice(&encoded).expect("decode Pair<Wrapper<u32>, Wrapper<String>>");
assert_eq!(original, decoded);
}
#[test]
fn test_vec_of_pairs_roundtrip() {
let original: Vec<Pair<u32, u32>> = vec![
Pair {
first: 1,
second: 2,
},
Pair {
first: 3,
second: 4,
},
Pair {
first: 100,
second: 200,
},
];
let encoded = encode_to_vec(&original).expect("encode Vec<Pair<u32, u32>>");
let (decoded, _): (Vec<Pair<u32, u32>>, usize) =
decode_from_slice(&encoded).expect("decode Vec<Pair<u32, u32>>");
assert_eq!(original, decoded);
}
#[test]
fn test_counted_string_roundtrip() {
let original = Counted {
count: 3u32,
item: String::from("three items"),
};
let encoded = encode_to_vec(&original).expect("encode Counted<String>");
let (decoded, _): (Counted<String>, usize) =
decode_from_slice(&encoded).expect("decode Counted<String>");
assert_eq!(original, decoded);
}
#[test]
fn test_counted_string_size_check() {
let original = Counted {
count: 7u32,
item: String::from("size check"),
};
let encoded = encode_to_vec(&original).expect("encode Counted<String> for size check");
assert!(
!encoded.is_empty(),
"encoded bytes must be non-empty for Counted<String>"
);
assert!(
encoded.len() >= 12,
"encoded Counted<String> must have at least 12 bytes, got {}",
encoded.len()
);
let (decoded, _): (Counted<String>, usize) =
decode_from_slice(&encoded).expect("decode Counted<String> for size check");
assert_eq!(decoded.count, 7u32);
assert_eq!(decoded.item, "size check");
}
#[test]
fn test_option_wrapper_some_roundtrip() {
let original: Option<Wrapper<u32>> = Some(Wrapper { value: 42u32 });
let encoded = encode_to_vec(&original).expect("encode Option<Wrapper<u32>> Some");
let (decoded, _): (Option<Wrapper<u32>>, usize) =
decode_from_slice(&encoded).expect("decode Option<Wrapper<u32>> Some");
assert_eq!(original, decoded);
assert!(decoded.is_some(), "decoded must be Some");
}
#[test]
fn test_option_wrapper_none_roundtrip() {
let original: Option<Wrapper<u32>> = None;
let encoded = encode_to_vec(&original).expect("encode Option<Wrapper<u32>> None");
let (decoded, _): (Option<Wrapper<u32>>, usize) =
decode_from_slice(&encoded).expect("decode Option<Wrapper<u32>> None");
assert_eq!(original, decoded);
assert!(decoded.is_none(), "decoded must be None");
}
#[test]
fn test_pair_u32_u64_fixed_int_config() {
let cfg = config::standard().with_fixed_int_encoding();
let original = Pair {
first: 0xDEAD_BEEFu32,
second: 0x0102_0304_0506_0708u64,
};
let encoded =
encode_to_vec_with_config(&original, cfg).expect("encode Pair<u32, u64> fixed-int");
assert_eq!(
encoded.len(),
12,
"Pair<u32, u64> with fixed-int must encode to exactly 12 bytes"
);
let (decoded, consumed): (Pair<u32, u64>, usize) =
decode_from_slice_with_config(&encoded, cfg).expect("decode Pair<u32, u64> fixed-int");
assert_eq!(original, decoded);
assert_eq!(consumed, 12);
}
#[test]
fn test_wrapper_u32_big_endian_config() {
let cfg = config::standard()
.with_big_endian()
.with_fixed_int_encoding();
let original = Wrapper {
value: 0x0102_0304u32,
};
let encoded =
encode_to_vec_with_config(&original, cfg).expect("encode Wrapper<u32> big-endian");
assert_eq!(
encoded,
&[0x01, 0x02, 0x03, 0x04],
"Wrapper<u32> big-endian fixed must be MSB-first bytes"
);
let (decoded, _): (Wrapper<u32>, usize) =
decode_from_slice_with_config(&encoded, cfg).expect("decode Wrapper<u32> big-endian");
assert_eq!(original, decoded);
}
#[test]
fn test_tagged_vec_u8_roundtrip() {
let original = Tagged {
tag: 0xABu8,
payload: vec![10u8, 20, 30, 40, 50],
};
let encoded = encode_to_vec(&original).expect("encode Tagged<Vec<u8>>");
let (decoded, _): (Tagged<Vec<u8>>, usize) =
decode_from_slice(&encoded).expect("decode Tagged<Vec<u8>>");
assert_eq!(original, decoded);
}
#[test]
fn test_consumed_equals_encoded_len_for_generic_struct() {
let original = Wrapper {
value: vec![1u32, 2, 3, 4, 5, 6, 7, 8],
};
let encoded = encode_to_vec(&original).expect("encode Wrapper<Vec<u32>>");
let (decoded, consumed): (Wrapper<Vec<u32>>, usize) =
decode_from_slice(&encoded).expect("decode Wrapper<Vec<u32>>");
assert_eq!(original, decoded);
assert_eq!(
consumed,
encoded.len(),
"consumed bytes must equal encoded length for Wrapper<Vec<u32>>"
);
}
#[test]
fn test_buf_u8_array_roundtrip() {
let original = Buf {
data: [0xAAu8, 0xBB, 0xCC, 0xDD],
};
let encoded = encode_to_vec(&original).expect("encode Buf<u8>");
let (decoded, _): (Buf<u8>, usize) = decode_from_slice(&encoded).expect("decode Buf<u8>");
assert_eq!(original, decoded);
}
type InnerSmall = Pair<u8, u16>;
type InnerLarge = Pair<u32, u64>;
type DeepPair = Pair<InnerSmall, InnerLarge>;
#[test]
fn test_deeply_nested_pair_roundtrip() {
let original: DeepPair = Pair {
first: Pair {
first: 0x01u8,
second: 0x0203u16,
},
second: Pair {
first: 0x0405_0607u32,
second: 0x0809_0A0B_0C0D_0E0Fu64,
},
};
let encoded = encode_to_vec(&original).expect("encode Pair<Pair<u8, u16>, Pair<u32, u64>>");
let (decoded, consumed): (DeepPair, usize) =
decode_from_slice(&encoded).expect("decode Pair<Pair<u8, u16>, Pair<u32, u64>>");
assert_eq!(original, decoded);
assert_eq!(
consumed,
encoded.len(),
"consumed must equal encoded length for deeply nested Pair"
);
}