#![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 std::collections::VecDeque;
use oxicode::{
config, decode_from_slice, decode_from_slice_with_config, encode_to_vec,
encode_to_vec_with_config, Decode, Encode,
};
#[test]
fn test_vecdeque_u32_empty_roundtrip() {
let original: VecDeque<u32> = VecDeque::new();
let bytes = encode_to_vec(&original).expect("encode empty VecDeque<u32>");
let (decoded, _bytes): (VecDeque<u32>, usize) =
decode_from_slice(&bytes).expect("decode empty VecDeque<u32>");
assert_eq!(original, decoded);
assert!(decoded.is_empty());
}
#[test]
fn test_vecdeque_u32_single_element_roundtrip() {
let mut original: VecDeque<u32> = VecDeque::new();
original.push_back(42);
let bytes = encode_to_vec(&original).expect("encode single-element VecDeque<u32>");
let (decoded, _bytes): (VecDeque<u32>, usize) =
decode_from_slice(&bytes).expect("decode single-element VecDeque<u32>");
assert_eq!(original, decoded);
assert_eq!(decoded.len(), 1);
assert_eq!(decoded[0], 42);
}
#[test]
fn test_vecdeque_u32_ten_elements_roundtrip() {
let original: VecDeque<u32> = (0u32..10).collect();
let bytes = encode_to_vec(&original).expect("encode 10-element VecDeque<u32>");
let (decoded, _bytes): (VecDeque<u32>, usize) =
decode_from_slice(&bytes).expect("decode 10-element VecDeque<u32>");
assert_eq!(original, decoded);
assert_eq!(decoded.len(), 10);
}
#[test]
fn test_vecdeque_string_roundtrip() {
let original: VecDeque<String> = vec![
"hello".to_string(),
"world".to_string(),
"oxicode".to_string(),
"unicode: \u{1F600}".to_string(),
String::new(),
]
.into_iter()
.collect();
let bytes = encode_to_vec(&original).expect("encode VecDeque<String>");
let (decoded, _bytes): (VecDeque<String>, usize) =
decode_from_slice(&bytes).expect("decode VecDeque<String>");
assert_eq!(original, decoded);
}
#[test]
fn test_vecdeque_vec_u8_roundtrip() {
let original: VecDeque<Vec<u8>> =
vec![vec![0u8, 1, 2, 3], vec![], vec![255, 128, 64], vec![42]]
.into_iter()
.collect();
let bytes = encode_to_vec(&original).expect("encode VecDeque<Vec<u8>>");
let (decoded, _bytes): (VecDeque<Vec<u8>>, usize) =
decode_from_slice(&bytes).expect("decode VecDeque<Vec<u8>>");
assert_eq!(original, decoded);
}
#[test]
fn test_vecdeque_u8_same_wire_as_vec_u8() {
let data = vec![1u8, 2, 3, 4, 5, 100, 200, 255];
let vec_original: Vec<u8> = data.clone();
let deque_original: VecDeque<u8> = data.into_iter().collect();
let vec_bytes = encode_to_vec(&vec_original).expect("encode Vec<u8>");
let deque_bytes = encode_to_vec(&deque_original).expect("encode VecDeque<u8>");
assert_eq!(
vec_bytes, deque_bytes,
"Vec<u8> and VecDeque<u8> with same elements must produce identical bytes"
);
}
#[test]
fn test_vecdeque_u32_consumed_equals_encoded_len() {
let original: VecDeque<u32> = vec![10u32, 20, 30].into_iter().collect();
let bytes = encode_to_vec(&original).expect("encode VecDeque<u32>");
let (_decoded, consumed): (VecDeque<u32>, usize) =
decode_from_slice(&bytes).expect("decode VecDeque<u32>");
assert_eq!(
consumed,
bytes.len(),
"consumed bytes must equal the encoded buffer length"
);
}
#[test]
fn test_vecdeque_u32_element_order_preserved() {
let original: VecDeque<u32> = vec![100u32, 200, 300, 400, 500].into_iter().collect();
let bytes = encode_to_vec(&original).expect("encode VecDeque<u32>");
let (decoded, _bytes): (VecDeque<u32>, usize) =
decode_from_slice(&bytes).expect("decode VecDeque<u32>");
let decoded_vec: Vec<u32> = decoded.into_iter().collect();
assert_eq!(decoded_vec, vec![100u32, 200, 300, 400, 500]);
}
#[test]
fn test_vecdeque_u64_fixed_int_config_roundtrip() {
let cfg = config::standard().with_fixed_int_encoding();
let original: VecDeque<u64> = vec![0u64, 1, u64::MAX / 2, u64::MAX].into_iter().collect();
let bytes = encode_to_vec_with_config(&original, cfg).expect("encode VecDeque<u64> fixed-int");
let (decoded, _bytes): (VecDeque<u64>, usize) =
decode_from_slice_with_config(&bytes, cfg).expect("decode VecDeque<u64> fixed-int");
assert_eq!(original, decoded);
}
#[test]
fn test_vecdeque_u32_big_endian_config_roundtrip() {
let cfg = config::standard().with_big_endian();
let original: VecDeque<u32> = vec![1u32, 2, 3, 0xDEAD_BEEF].into_iter().collect();
let bytes = encode_to_vec_with_config(&original, cfg).expect("encode VecDeque<u32> big-endian");
let (decoded, _bytes): (VecDeque<u32>, usize) =
decode_from_slice_with_config(&bytes, cfg).expect("decode VecDeque<u32> big-endian");
assert_eq!(original, decoded);
}
#[test]
fn test_option_vecdeque_u32_some_roundtrip() {
let original: Option<VecDeque<u32>> = Some(vec![1u32, 2, 3].into_iter().collect());
let bytes = encode_to_vec(&original).expect("encode Option<VecDeque<u32>> Some");
let (decoded, _bytes): (Option<VecDeque<u32>>, usize) =
decode_from_slice(&bytes).expect("decode Option<VecDeque<u32>> Some");
assert_eq!(original, decoded);
assert!(decoded.is_some());
}
#[test]
fn test_option_vecdeque_u32_none_roundtrip() {
let original: Option<VecDeque<u32>> = None;
let bytes = encode_to_vec(&original).expect("encode Option<VecDeque<u32>> None");
let (decoded, _bytes): (Option<VecDeque<u32>>, usize) =
decode_from_slice(&bytes).expect("decode Option<VecDeque<u32>> None");
assert_eq!(original, decoded);
assert!(decoded.is_none());
}
#[test]
fn test_vec_of_vecdeque_u8_roundtrip() {
let original: Vec<VecDeque<u8>> = vec![
vec![1u8, 2, 3].into_iter().collect(),
VecDeque::new(),
vec![255u8, 0, 128].into_iter().collect(),
];
let bytes = encode_to_vec(&original).expect("encode Vec<VecDeque<u8>>");
let (decoded, _bytes): (Vec<VecDeque<u8>>, usize) =
decode_from_slice(&bytes).expect("decode Vec<VecDeque<u8>>");
assert_eq!(original, decoded);
}
#[test]
fn test_vecdeque_push_front_and_back_roundtrip() {
let mut original: VecDeque<u32> = VecDeque::new();
original.push_back(3);
original.push_back(4);
original.push_back(5);
original.push_front(2);
original.push_front(1);
original.push_front(0);
let bytes = encode_to_vec(&original).expect("encode push-front-and-back VecDeque");
let (decoded, _bytes): (VecDeque<u32>, usize) =
decode_from_slice(&bytes).expect("decode push-front-and-back VecDeque");
assert_eq!(original, decoded);
let as_vec: Vec<u32> = decoded.into_iter().collect();
assert_eq!(as_vec, vec![0u32, 1, 2, 3, 4, 5]);
}
#[test]
fn test_vecdeque_bool_roundtrip() {
let original: VecDeque<bool> = vec![true, false, true, true, false].into_iter().collect();
let bytes = encode_to_vec(&original).expect("encode VecDeque<bool>");
let (decoded, _bytes): (VecDeque<bool>, usize) =
decode_from_slice(&bytes).expect("decode VecDeque<bool>");
assert_eq!(original, decoded);
}
#[test]
fn test_vecdeque_i32_negative_values_roundtrip() {
let original: VecDeque<i32> = vec![-100i32, -1, 0, 1, i32::MIN, i32::MAX]
.into_iter()
.collect();
let bytes = encode_to_vec(&original).expect("encode VecDeque<i32> negative");
let (decoded, _bytes): (VecDeque<i32>, usize) =
decode_from_slice(&bytes).expect("decode VecDeque<i32> negative");
assert_eq!(original, decoded);
}
#[test]
fn test_vecdeque_f64_via_bit_patterns_roundtrip() {
let floats: Vec<f64> = vec![
0.0_f64,
1.0,
-1.0,
3.14159,
f64::INFINITY,
f64::NEG_INFINITY,
];
let original: VecDeque<u64> = floats.iter().map(|f| f.to_bits()).collect();
let bytes = encode_to_vec(&original).expect("encode VecDeque<u64> of f64 bits");
let (decoded, _bytes): (VecDeque<u64>, usize) =
decode_from_slice(&bytes).expect("decode VecDeque<u64> of f64 bits");
assert_eq!(original, decoded);
let recovered: Vec<f64> = decoded.iter().map(|&b| f64::from_bits(b)).collect();
for (orig, rec) in floats.iter().zip(recovered.iter()) {
assert_eq!(orig.to_bits(), rec.to_bits(), "f64 bit pattern mismatch");
}
}
#[derive(Debug, PartialEq, Encode, Decode)]
struct NamedQueue {
items: VecDeque<u32>,
name: String,
}
#[test]
fn test_struct_with_vecdeque_field_roundtrip() {
let original = NamedQueue {
items: vec![10u32, 20, 30, 40].into_iter().collect(),
name: "my-queue".to_string(),
};
let bytes = encode_to_vec(&original).expect("encode NamedQueue");
let (decoded, _bytes): (NamedQueue, usize) =
decode_from_slice(&bytes).expect("decode NamedQueue");
assert_eq!(original, decoded);
assert_eq!(decoded.name, "my-queue");
assert_eq!(decoded.items.len(), 4);
}
#[test]
fn test_vecdeque_large_100_elements_roundtrip() {
let original: VecDeque<u32> = (0u32..100).collect();
let bytes = encode_to_vec(&original).expect("encode 100-element VecDeque<u32>");
let (decoded, _bytes): (VecDeque<u32>, usize) =
decode_from_slice(&bytes).expect("decode 100-element VecDeque<u32>");
assert_eq!(original, decoded);
assert_eq!(decoded.len(), 100);
let as_vec: Vec<u32> = decoded.into_iter().collect();
for (i, &v) in as_vec.iter().enumerate() {
assert_eq!(v, i as u32, "element at index {i} should equal {i}");
}
}
#[test]
fn test_vecdeque_tuple_elements_roundtrip() {
let original: VecDeque<(u32, String)> = vec![
(1u32, "one".to_string()),
(2, "two".to_string()),
(3, "three".to_string()),
]
.into_iter()
.collect();
let bytes = encode_to_vec(&original).expect("encode VecDeque<(u32, String)>");
let (decoded, _bytes): (VecDeque<(u32, String)>, usize) =
decode_from_slice(&bytes).expect("decode VecDeque<(u32, String)>");
assert_eq!(original, decoded);
let items: Vec<(u32, String)> = decoded.into_iter().collect();
assert_eq!(items[0], (1, "one".to_string()));
assert_eq!(items[2], (3, "three".to_string()));
}
#[test]
fn test_vecdeque_option_u32_roundtrip() {
let original: VecDeque<Option<u32>> = vec![Some(1u32), None, Some(42), None, Some(u32::MAX)]
.into_iter()
.collect();
let bytes = encode_to_vec(&original).expect("encode VecDeque<Option<u32>>");
let (decoded, _bytes): (VecDeque<Option<u32>>, usize) =
decode_from_slice(&bytes).expect("decode VecDeque<Option<u32>>");
assert_eq!(original, decoded);
assert_eq!(decoded[1], None);
assert_eq!(decoded[2], Some(42));
}
#[test]
fn test_vecdeque_reencode_gives_same_bytes() {
let original: VecDeque<u32> = vec![7u32, 14, 21, 28, 35].into_iter().collect();
let bytes1 = encode_to_vec(&original).expect("first encode VecDeque<u32>");
let (decoded, _bytes): (VecDeque<u32>, usize) =
decode_from_slice(&bytes1).expect("decode VecDeque<u32>");
let bytes2 = encode_to_vec(&decoded).expect("re-encode decoded VecDeque<u32>");
assert_eq!(
bytes1, bytes2,
"re-encoding a decoded VecDeque must produce identical bytes"
);
}