#![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::{BorrowDecode, Decode, Encode};
#[derive(Debug, PartialEq, Encode, BorrowDecode)]
struct StrField<'a> {
name: &'a str,
}
#[derive(Debug, PartialEq, Encode, BorrowDecode)]
struct BytesField<'a> {
data: &'a [u8],
}
#[derive(Debug, PartialEq, Encode, BorrowDecode)]
struct MultiStr<'a> {
a: &'a str,
b: &'a str,
}
#[derive(Debug, PartialEq, Encode, BorrowDecode)]
struct MixedFields<'a> {
id: u32,
label: &'a str,
count: u64,
}
#[derive(Debug, PartialEq, Encode, Decode)]
struct OwnedStrField {
name: String,
}
#[derive(Debug, PartialEq, Encode, BorrowDecode)]
struct InnerBorrow<'a> {
tag: &'a str,
}
#[derive(Debug, PartialEq, Encode, BorrowDecode)]
struct OuterBorrow<'a> {
inner: InnerBorrow<'a>,
val: u32,
}
#[derive(Debug, PartialEq, Encode, BorrowDecode)]
enum Cmd<'a> {
Ping,
Text(&'a str),
}
#[cfg(test)]
mod borrow_decode_extended {
use super::*;
use std::borrow::Cow;
#[test]
fn test_str_borrow_decode_points_into_buffer() {
let original = "hello oxicode";
let encoded = oxicode::encode_to_vec(&original).expect("encode &str");
let (decoded, _): (&str, _) =
oxicode::borrow_decode_from_slice(&encoded).expect("borrow_decode &str");
assert_eq!(original, decoded);
let buf_start = encoded.as_ptr() as usize;
let buf_end = buf_start + encoded.len();
let ptr = decoded.as_ptr() as usize;
assert!(
ptr >= buf_start && ptr < buf_end,
"decoded &str does not point into encoded buffer"
);
}
#[test]
fn test_bytes_borrow_decode_points_into_buffer() {
let original: &[u8] = &[10, 20, 30, 40, 50];
let encoded = oxicode::encode_to_vec(&original).expect("encode &[u8]");
let (decoded, _): (&[u8], _) =
oxicode::borrow_decode_from_slice(&encoded).expect("borrow_decode &[u8]");
assert_eq!(original, decoded);
let buf_start = encoded.as_ptr() as usize;
let buf_end = buf_start + encoded.len();
let ptr = decoded.as_ptr() as usize;
assert!(
ptr >= buf_start && ptr < buf_end,
"decoded &[u8] does not point into encoded buffer"
);
}
#[test]
fn test_cow_str_borrowed_variant() {
let original = "cow borrowed str";
let encoded = oxicode::encode_to_vec(&original).expect("encode for Cow<str>");
let (decoded, _): (Cow<str>, _) =
oxicode::borrow_decode_from_slice(&encoded).expect("borrow_decode Cow<str>");
assert_eq!(decoded.as_ref(), original);
assert!(
matches!(decoded, Cow::Borrowed(_)),
"Cow<str> should be Borrowed variant"
);
}
#[test]
fn test_cow_bytes_borrowed_variant() {
let original: &[u8] = &[1, 2, 3, 4, 5];
let encoded = oxicode::encode_to_vec(&original).expect("encode for Cow<[u8]>");
let (decoded, _): (Cow<[u8]>, _) =
oxicode::borrow_decode_from_slice(&encoded).expect("borrow_decode Cow<[u8]>");
assert_eq!(decoded.as_ref(), original);
assert!(
matches!(decoded, Cow::Borrowed(_)),
"Cow<[u8]> should be Borrowed variant"
);
}
#[test]
fn test_struct_with_str_field() {
let owned = OwnedStrField {
name: "str field test".to_string(),
};
let encoded = oxicode::encode_to_vec(&owned).expect("encode OwnedStrField");
let (decoded, consumed): (StrField, _) =
oxicode::borrow_decode_from_slice(&encoded).expect("borrow_decode StrField");
assert_eq!(decoded.name, "str field test");
assert_eq!(consumed, encoded.len());
}
#[test]
fn test_struct_with_bytes_field() {
let data: &[u8] = &[0xDE, 0xAD, 0xBE, 0xEF];
let original = BytesField { data };
let encoded = oxicode::encode_to_vec(&original).expect("encode BytesField");
let (decoded, consumed): (BytesField, _) =
oxicode::borrow_decode_from_slice(&encoded).expect("borrow_decode BytesField");
assert_eq!(decoded.data, data);
assert_eq!(consumed, encoded.len());
}
#[test]
fn test_struct_with_multiple_borrowed_fields() {
let original = MultiStr {
a: "alpha",
b: "beta",
};
let encoded = oxicode::encode_to_vec(&original).expect("encode MultiStr");
let (decoded, _): (MultiStr, _) =
oxicode::borrow_decode_from_slice(&encoded).expect("borrow_decode MultiStr");
assert_eq!(decoded.a, "alpha");
assert_eq!(decoded.b, "beta");
}
#[test]
fn test_struct_with_owned_and_borrowed_fields() {
let original = MixedFields {
id: 42,
label: "mixed label",
count: 9999,
};
let encoded = oxicode::encode_to_vec(&original).expect("encode MixedFields");
let (decoded, consumed): (MixedFields, _) =
oxicode::borrow_decode_from_slice(&encoded).expect("borrow_decode MixedFields");
assert_eq!(decoded.id, 42);
assert_eq!(decoded.label, "mixed label");
assert_eq!(decoded.count, 9999);
assert_eq!(consumed, encoded.len());
}
#[test]
fn test_borrow_decode_vs_decode_same_value_for_str() {
let original = "same value test";
let encoded = oxicode::encode_to_vec(&original).expect("encode &str");
let (borrowed, _): (&str, _) =
oxicode::borrow_decode_from_slice(&encoded).expect("borrow_decode &str");
let (owned, _): (String, _) = oxicode::decode_from_slice(&encoded).expect("decode String");
assert_eq!(borrowed, owned.as_str());
}
#[test]
fn test_multiple_sequential_borrow_decodes_from_same_buffer() {
let first = "first string";
let second = "second string";
let enc1 = oxicode::encode_to_vec(&first).expect("encode first");
let enc2 = oxicode::encode_to_vec(&second).expect("encode second");
let (decoded1, _): (&str, _) =
oxicode::borrow_decode_from_slice(&enc1).expect("borrow_decode first");
let (decoded2, _): (&str, _) =
oxicode::borrow_decode_from_slice(&enc2).expect("borrow_decode second");
assert_eq!(decoded1, first);
assert_eq!(decoded2, second);
}
#[test]
fn test_borrow_decode_empty_str() {
let original = "";
let encoded = oxicode::encode_to_vec(&original).expect("encode empty &str");
let (decoded, consumed): (&str, _) =
oxicode::borrow_decode_from_slice(&encoded).expect("borrow_decode empty &str");
assert_eq!(decoded, "");
assert_eq!(consumed, encoded.len());
}
#[test]
fn test_borrow_decode_empty_bytes() {
let original: &[u8] = &[];
let encoded = oxicode::encode_to_vec(&original).expect("encode empty &[u8]");
let (decoded, consumed): (&[u8], _) =
oxicode::borrow_decode_from_slice(&encoded).expect("borrow_decode empty &[u8]");
assert_eq!(decoded, b"");
assert_eq!(consumed, encoded.len());
}
#[test]
fn test_borrow_decode_long_str_1kb() {
let original: String = "x".repeat(1024);
let encoded = oxicode::encode_to_vec(&original).expect("encode 1KB string");
let (decoded, consumed): (&str, _) =
oxicode::borrow_decode_from_slice(&encoded).expect("borrow_decode 1KB string");
assert_eq!(decoded, original.as_str());
assert_eq!(consumed, encoded.len());
}
#[test]
fn test_borrow_decode_bytes_all_values() {
let all_bytes: Vec<u8> = (0u8..=255).collect();
let original: &[u8] = &all_bytes;
let encoded = oxicode::encode_to_vec(&original).expect("encode all-byte-values");
let (decoded, consumed): (&[u8], _) =
oxicode::borrow_decode_from_slice(&encoded).expect("borrow_decode all-byte-values");
assert_eq!(decoded, original);
assert_eq!(consumed, encoded.len());
}
#[test]
fn test_roundtrip_encode_string_decode_as_str() {
let original = String::from("roundtrip string decode");
let encoded = oxicode::encode_to_vec(&original).expect("encode String");
let (decoded, _): (&str, _) =
oxicode::borrow_decode_from_slice(&encoded).expect("borrow_decode as &str");
assert_eq!(decoded, original.as_str());
}
#[test]
fn test_borrow_decode_with_standard_config() {
let original = "standard config test";
let config = oxicode::config::standard();
let encoded =
oxicode::encode_to_vec_with_config(&original, config).expect("encode with config");
let (decoded, consumed): (&str, _) =
oxicode::borrow_decode_from_slice_with_config(&encoded, config)
.expect("borrow_decode with standard config");
assert_eq!(decoded, original);
assert_eq!(consumed, encoded.len());
}
#[test]
fn test_nested_struct_containing_str() {
let original = OuterBorrow {
inner: InnerBorrow { tag: "nested_tag" },
val: 77,
};
let encoded = oxicode::encode_to_vec(&original).expect("encode OuterBorrow");
let (decoded, consumed): (OuterBorrow, _) =
oxicode::borrow_decode_from_slice(&encoded).expect("borrow_decode OuterBorrow");
assert_eq!(decoded.inner.tag, "nested_tag");
assert_eq!(decoded.val, 77);
assert_eq!(consumed, encoded.len());
}
#[test]
fn test_enum_with_str_variant() {
let original = Cmd::Text("hello enum");
let encoded = oxicode::encode_to_vec(&original).expect("encode Cmd::Text");
let (decoded, consumed): (Cmd, _) =
oxicode::borrow_decode_from_slice(&encoded).expect("borrow_decode Cmd::Text");
assert_eq!(consumed, encoded.len());
match decoded {
Cmd::Text(s) => assert_eq!(s, "hello enum"),
Cmd::Ping => panic!("expected Cmd::Text, got Cmd::Ping"),
}
}
#[test]
fn test_cow_str_content_matches() {
let original = "cow content check";
let encoded = oxicode::encode_to_vec(&original).expect("encode for Cow content check");
let (decoded, _): (Cow<str>, _) =
oxicode::borrow_decode_from_slice(&encoded).expect("borrow_decode Cow<str> content");
assert_eq!(decoded.as_ref(), original);
}
#[test]
fn test_borrow_decode_consumed_bytes_count() {
let original = "consumed bytes test";
let encoded = oxicode::encode_to_vec(&original).expect("encode for consumed bytes test");
let (decoded, consumed): (&str, _) =
oxicode::borrow_decode_from_slice(&encoded).expect("borrow_decode consumed count");
assert_eq!(decoded, original);
assert_eq!(
consumed,
encoded.len(),
"consumed bytes should equal total encoded length"
);
}
}