#![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(u32, u32);
#[derive(Debug, PartialEq, Encode, Decode)]
struct Triple(u8, u16, u32);
#[test]
fn test_tuple_1_roundtrip() {
let val: (u32,) = (42,);
let enc = encode_to_vec(&val).expect("encode tuple 1");
let (dec, _): ((u32,), usize) = decode_from_slice(&enc).expect("decode tuple 1");
assert_eq!(val, dec);
}
#[test]
fn test_tuple_2_u32_u32_roundtrip() {
let val: (u32, u32) = (10u32, 20u32);
let enc = encode_to_vec(&val).expect("encode (u32, u32)");
let (dec, _): ((u32, u32), usize) = decode_from_slice(&enc).expect("decode (u32, u32)");
assert_eq!(val, dec);
}
#[test]
fn test_tuple_u32_string_roundtrip() {
let val: (u32, String) = (7u32, String::from("oxicode"));
let enc = encode_to_vec(&val).expect("encode (u32, String)");
let (dec, _): ((u32, String), usize) = decode_from_slice(&enc).expect("decode (u32, String)");
assert_eq!(val, dec);
}
#[test]
fn test_tuple_string_u32_roundtrip() {
let val: (String, u32) = (String::from("hello"), 99u32);
let enc = encode_to_vec(&val).expect("encode (String, u32)");
let (dec, _): ((String, u32), usize) = decode_from_slice(&enc).expect("decode (String, u32)");
assert_eq!(val, dec);
}
#[test]
fn test_tuple_5_mixed_integers_roundtrip() {
let val: (bool, u8, u16, u32, u64) = (true, 0xFFu8, 0x1234u16, 0xDEAD_BEEFu32, u64::MAX);
let enc = encode_to_vec(&val).expect("encode (bool, u8, u16, u32, u64)");
let (dec, _): ((bool, u8, u16, u32, u64), usize) =
decode_from_slice(&enc).expect("decode (bool, u8, u16, u32, u64)");
assert_eq!(val, dec);
}
#[test]
fn test_tuple_string_vec_u8_roundtrip() {
let val: (String, Vec<u8>) = (String::from("bytes"), vec![0xDE, 0xAD, 0xBE, 0xEF]);
let enc = encode_to_vec(&val).expect("encode (String, Vec<u8>)");
let (dec, _): ((String, Vec<u8>), usize) =
decode_from_slice(&enc).expect("decode (String, Vec<u8>)");
assert_eq!(val, dec);
}
#[test]
fn test_tuple_3_same_value_encoding() {
let val: (u32, u32, u32) = (77u32, 77u32, 77u32);
let enc = encode_to_vec(&val).expect("encode (u32, u32, u32) same value");
let single = encode_to_vec(&77u32).expect("encode single u32");
let expected: Vec<u8> = [single.clone(), single.clone(), single].concat();
assert_eq!(
enc, expected,
"three identical u32 values must produce triple-encoded bytes"
);
let (dec, _): ((u32, u32, u32), usize) =
decode_from_slice(&enc).expect("decode (u32, u32, u32) same value");
assert_eq!(val, dec);
}
#[test]
fn test_tuple_8_different_types_roundtrip() {
let val: (u8, u16, u32, u64, i8, i16, i32, i64) =
(1u8, 2u16, 3u32, 4u64, -1i8, -2i16, -3i32, -4i64);
let enc = encode_to_vec(&val).expect("encode 8-type tuple");
let (dec, _): ((u8, u16, u32, u64, i8, i16, i32, i64), usize) =
decode_from_slice(&enc).expect("decode 8-type tuple");
assert_eq!(val, dec);
}
#[test]
fn test_tuple_option_u32_option_string_roundtrip() {
let val_some: (Option<u32>, Option<String>) = (Some(42u32), Some(String::from("present")));
let enc_some = encode_to_vec(&val_some).expect("encode (Some(u32), Some(String))");
let (dec_some, _): ((Option<u32>, Option<String>), usize) =
decode_from_slice(&enc_some).expect("decode (Some(u32), Some(String))");
assert_eq!(val_some, dec_some);
let val_none: (Option<u32>, Option<String>) = (None, None);
let enc_none = encode_to_vec(&val_none).expect("encode (None, None)");
let (dec_none, _): ((Option<u32>, Option<String>), usize) =
decode_from_slice(&enc_none).expect("decode (None, None)");
assert_eq!(val_none, dec_none);
}
#[test]
fn test_tuple_consumed_bytes_equals_encoded_length() {
let val: (u32, String) = (55u32, String::from("consumed"));
let enc = encode_to_vec(&val).expect("encode for consumed check");
let (_, consumed): ((u32, String), usize) =
decode_from_slice(&enc).expect("decode for consumed check");
assert_eq!(
consumed,
enc.len(),
"consumed bytes must equal encoded length"
);
}
#[test]
fn test_tuple_fixed_int_encoding_config_roundtrip() {
let cfg = config::standard().with_fixed_int_encoding();
let val: (u32, u32) = (0u32, u32::MAX);
let enc = encode_to_vec_with_config(&val, cfg).expect("encode (u32, u32) fixed-int");
assert_eq!(
enc.len(),
8,
"fixed-int (u32, u32) must encode to 8 bytes, got {}",
enc.len()
);
let (dec, _): ((u32, u32), usize) =
decode_from_slice_with_config(&enc, cfg).expect("decode (u32, u32) fixed-int");
assert_eq!(val, dec);
}
#[test]
fn test_tuple_big_endian_config_roundtrip() {
let cfg = config::standard().with_big_endian();
let val: (u32, u32) = (0x0102_0304u32, 0xDEAD_BEEFu32);
let enc = encode_to_vec_with_config(&val, cfg).expect("encode (u32, u32) big-endian");
let (dec, _): ((u32, u32), usize) =
decode_from_slice_with_config(&enc, cfg).expect("decode (u32, u32) big-endian");
assert_eq!(val, dec);
}
#[test]
fn test_nested_tuple_u32_u32_string_string_roundtrip() {
let val: ((u32, u32), (String, String)) =
((1u32, 2u32), (String::from("alpha"), String::from("beta")));
let enc = encode_to_vec(&val).expect("encode ((u32, u32), (String, String))");
let (dec, _): (((u32, u32), (String, String)), usize) =
decode_from_slice(&enc).expect("decode ((u32, u32), (String, String))");
assert_eq!(val, dec);
}
#[test]
fn test_vec_of_tuples_u32_string_roundtrip() {
let val: Vec<(u32, String)> = vec![
(1u32, String::from("one")),
(2u32, String::from("two")),
(3u32, String::from("three")),
];
let enc = encode_to_vec(&val).expect("encode Vec<(u32, String)>");
let (dec, _): (Vec<(u32, String)>, usize) =
decode_from_slice(&enc).expect("decode Vec<(u32, String)>");
assert_eq!(val, dec);
}
#[test]
fn test_tuple_two_vecs_roundtrip() {
let val: (Vec<u8>, Vec<u8>) = (vec![0xCAu8, 0xFEu8], vec![0xBAu8, 0xBEu8]);
let enc = encode_to_vec(&val).expect("encode (Vec<u8>, Vec<u8>)");
let (dec, _): ((Vec<u8>, Vec<u8>), usize) =
decode_from_slice(&enc).expect("decode (Vec<u8>, Vec<u8>)");
assert_eq!(val, dec);
}
#[test]
fn test_tuple_struct_pair_roundtrip() {
let val = Pair(100u32, 200u32);
let enc = encode_to_vec(&val).expect("encode Pair");
let (dec, _): (Pair, usize) = decode_from_slice(&enc).expect("decode Pair");
assert_eq!(val, dec);
}
#[test]
fn test_tuple_struct_triple_roundtrip() {
let val = Triple(0xFFu8, 0x1234u16, 0xDEAD_BEEFu32);
let enc = encode_to_vec(&val).expect("encode Triple");
let (dec, _): (Triple, usize) = decode_from_slice(&enc).expect("decode Triple");
assert_eq!(val, dec);
}
#[test]
fn test_tuple_struct_pair_same_bytes_as_plain_tuple() {
let pair = Pair(42u32, 99u32);
let plain: (u32, u32) = (42u32, 99u32);
let enc_pair = encode_to_vec(&pair).expect("encode Pair struct");
let enc_plain = encode_to_vec(&plain).expect("encode (u32, u32) plain");
assert_eq!(
enc_pair, enc_plain,
"Pair struct must encode identically to equivalent plain tuple"
);
}
#[test]
fn test_tuple_u32_u32_different_values_different_encoding() {
let val_a: (u32, u32) = (1u32, 2u32);
let val_b: (u32, u32) = (2u32, 1u32);
let enc_a = encode_to_vec(&val_a).expect("encode (1, 2)");
let enc_b = encode_to_vec(&val_b).expect("encode (2, 1)");
assert_ne!(
enc_a, enc_b,
"(1, 2) and (2, 1) must produce different encodings"
);
}
#[test]
fn test_empty_tuple_encodes_to_zero_bytes() {
let val: () = ();
let enc = encode_to_vec(&val).expect("encode ()");
assert_eq!(
enc.len(),
0,
"empty tuple must encode to 0 bytes, got {}",
enc.len()
);
let (dec, consumed): ((), usize) = decode_from_slice(&enc).expect("decode ()");
assert_eq!(val, dec);
assert_eq!(consumed, 0, "empty tuple decode must consume 0 bytes");
}
#[test]
fn test_tuple_12_elements_roundtrip() {
let val: (
u8,
u16,
u32,
u64,
i8,
i16,
i32,
i64,
bool,
bool,
String,
Vec<u8>,
) = (
1u8,
2u16,
3u32,
4u64,
-1i8,
-2i16,
-3i32,
-4i64,
true,
false,
String::from("twelve"),
vec![0xAAu8, 0xBBu8, 0xCCu8],
);
let enc = encode_to_vec(&val).expect("encode 12-element tuple");
let (dec, consumed): (
(
u8,
u16,
u32,
u64,
i8,
i16,
i32,
i64,
bool,
bool,
String,
Vec<u8>,
),
usize,
) = decode_from_slice(&enc).expect("decode 12-element tuple");
assert_eq!(val, dec);
assert_eq!(
consumed,
enc.len(),
"consumed must equal encoded length for 12-element tuple"
);
}
#[test]
fn test_tuple_i32_i32_negative_values_roundtrip() {
let val: (i32, i32) = (i32::MIN, -1i32);
let enc = encode_to_vec(&val).expect("encode (i32::MIN, -1)");
let (dec, _): ((i32, i32), usize) = decode_from_slice(&enc).expect("decode (i32::MIN, -1)");
assert_eq!(val, dec);
}