#![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,
};
#[test]
fn test_f64_positive_infinity_roundtrip() {
let original: f64 = f64::INFINITY;
let encoded = encode_to_vec(&original).expect("encode f64::INFINITY failed");
assert_eq!(encoded.len(), 8, "f64 should be exactly 8 bytes");
let (decoded, consumed): (f64, _) =
decode_from_slice(&encoded).expect("decode f64::INFINITY failed");
assert!(
decoded.is_infinite() && decoded.is_sign_positive(),
"decoded value should be +Infinity"
);
assert_eq!(consumed, encoded.len());
}
#[test]
fn test_f64_negative_infinity_roundtrip() {
let original: f64 = f64::NEG_INFINITY;
let encoded = encode_to_vec(&original).expect("encode f64::NEG_INFINITY failed");
assert_eq!(encoded.len(), 8, "f64 should be exactly 8 bytes");
let (decoded, consumed): (f64, _) =
decode_from_slice(&encoded).expect("decode f64::NEG_INFINITY failed");
assert!(
decoded.is_infinite() && decoded.is_sign_negative(),
"decoded value should be -Infinity"
);
assert_eq!(consumed, encoded.len());
}
#[test]
fn test_f64_nan_roundtrip() {
let original: f64 = f64::NAN;
let encoded = encode_to_vec(&original).expect("encode f64::NAN failed");
assert_eq!(encoded.len(), 8, "f64 should be exactly 8 bytes");
let (decoded, consumed): (f64, _) =
decode_from_slice(&encoded).expect("decode f64::NAN failed");
assert!(decoded.is_nan(), "decoded value should be NaN");
assert_eq!(consumed, encoded.len());
}
#[test]
fn test_f64_positive_zero_roundtrip() {
let original: f64 = 0.0_f64;
let encoded = encode_to_vec(&original).expect("encode f64 zero failed");
assert_eq!(encoded.len(), 8, "f64 should be exactly 8 bytes");
let (decoded, consumed): (f64, _) =
decode_from_slice(&encoded).expect("decode f64 zero failed");
assert_eq!(decoded, 0.0_f64, "decoded value should be 0.0");
assert!(
decoded.is_sign_positive(),
"decoded value should be positive zero"
);
assert_eq!(consumed, encoded.len());
}
#[test]
fn test_f64_negative_zero_roundtrip() {
let original: f64 = -0.0_f64;
let encoded = encode_to_vec(&original).expect("encode f64 negative zero failed");
assert_eq!(encoded.len(), 8, "f64 should be exactly 8 bytes");
let (decoded, consumed): (f64, _) =
decode_from_slice(&encoded).expect("decode f64 negative zero failed");
assert_eq!(
decoded, -0.0_f64,
"decoded value should equal negative zero"
);
assert!(
decoded.is_sign_negative(),
"decoded value should preserve negative sign of -0.0"
);
assert_eq!(consumed, encoded.len());
}
#[test]
fn test_f64_min_positive_roundtrip() {
let original: f64 = f64::MIN_POSITIVE;
let encoded = encode_to_vec(&original).expect("encode f64::MIN_POSITIVE failed");
assert_eq!(encoded.len(), 8, "f64 should be exactly 8 bytes");
let (decoded, consumed): (f64, _) =
decode_from_slice(&encoded).expect("decode f64::MIN_POSITIVE failed");
assert_eq!(
decoded, original,
"decoded f64::MIN_POSITIVE must equal original"
);
assert_eq!(consumed, encoded.len());
}
#[test]
fn test_f64_max_roundtrip() {
let original: f64 = f64::MAX;
let encoded = encode_to_vec(&original).expect("encode f64::MAX failed");
assert_eq!(encoded.len(), 8, "f64 should be exactly 8 bytes");
let (decoded, consumed): (f64, _) =
decode_from_slice(&encoded).expect("decode f64::MAX failed");
assert_eq!(decoded, original, "decoded f64::MAX must equal original");
assert_eq!(consumed, encoded.len());
}
#[test]
fn test_f64_min_roundtrip() {
let original: f64 = f64::MIN;
let encoded = encode_to_vec(&original).expect("encode f64::MIN failed");
assert_eq!(encoded.len(), 8, "f64 should be exactly 8 bytes");
let (decoded, consumed): (f64, _) =
decode_from_slice(&encoded).expect("decode f64::MIN failed");
assert_eq!(decoded, original, "decoded f64::MIN must equal original");
assert_eq!(consumed, encoded.len());
}
#[test]
fn test_f32_positive_infinity_roundtrip() {
let original: f32 = f32::INFINITY;
let encoded = encode_to_vec(&original).expect("encode f32::INFINITY failed");
assert_eq!(encoded.len(), 4, "f32 should be exactly 4 bytes");
let (decoded, consumed): (f32, _) =
decode_from_slice(&encoded).expect("decode f32::INFINITY failed");
assert!(
decoded.is_infinite() && decoded.is_sign_positive(),
"decoded value should be +Infinity (f32)"
);
assert_eq!(consumed, encoded.len());
}
#[test]
fn test_f32_nan_roundtrip() {
let original: f32 = f32::NAN;
let encoded = encode_to_vec(&original).expect("encode f32::NAN failed");
assert_eq!(encoded.len(), 4, "f32 should be exactly 4 bytes");
let (decoded, consumed): (f32, _) =
decode_from_slice(&encoded).expect("decode f32::NAN failed");
assert!(decoded.is_nan(), "decoded f32 value should be NaN");
assert_eq!(consumed, encoded.len());
}
#[test]
fn test_f32_zero_roundtrip() {
let original: f32 = 0.0_f32;
let encoded = encode_to_vec(&original).expect("encode f32 zero failed");
assert_eq!(encoded.len(), 4, "f32 should be exactly 4 bytes");
let (decoded, consumed): (f32, _) =
decode_from_slice(&encoded).expect("decode f32 zero failed");
assert_eq!(decoded, 0.0_f32, "decoded f32 zero must equal original");
assert_eq!(consumed, encoded.len());
}
#[test]
fn test_f32_max_roundtrip() {
let original: f32 = f32::MAX;
let encoded = encode_to_vec(&original).expect("encode f32::MAX failed");
assert_eq!(encoded.len(), 4, "f32 should be exactly 4 bytes");
let (decoded, consumed): (f32, _) =
decode_from_slice(&encoded).expect("decode f32::MAX failed");
assert_eq!(decoded, original, "decoded f32::MAX must equal original");
assert_eq!(consumed, encoded.len());
}
#[test]
fn test_f64_math_constants_roundtrip() {
let pi: f64 = std::f64::consts::PI;
let e: f64 = std::f64::consts::E;
let sqrt2: f64 = std::f64::consts::SQRT_2;
for (label, original) in [("PI", pi), ("E", e), ("SQRT_2", sqrt2)] {
let encoded = encode_to_vec(&original).expect("encode f64 constant failed");
assert_eq!(encoded.len(), 8, "f64 {} should be exactly 8 bytes", label);
let (decoded, consumed): (f64, _) =
decode_from_slice(&encoded).expect("decode f64 constant failed");
assert_eq!(
decoded, original,
"roundtrip of f64::{} must be bit-identical",
label
);
assert_eq!(consumed, encoded.len());
}
}
#[test]
fn test_f32_math_constants_roundtrip() {
let pi: f32 = std::f32::consts::PI;
let e: f32 = std::f32::consts::E;
for (label, original) in [("PI", pi), ("E", e)] {
let encoded = encode_to_vec(&original).expect("encode f32 constant failed");
assert_eq!(encoded.len(), 4, "f32 {} should be exactly 4 bytes", label);
let (decoded, consumed): (f32, _) =
decode_from_slice(&encoded).expect("decode f32 constant failed");
assert_eq!(
decoded, original,
"roundtrip of f32::{} must be bit-identical",
label
);
assert_eq!(consumed, encoded.len());
}
}
#[test]
fn test_vec_f64_special_values() {
let original: Vec<f64> = vec![f64::INFINITY, f64::NEG_INFINITY, f64::NAN, 0.0, 1.0];
let encoded = encode_to_vec(&original).expect("encode Vec<f64> special failed");
let (decoded, _): (Vec<f64>, _) =
decode_from_slice(&encoded).expect("decode Vec<f64> special failed");
assert_eq!(decoded.len(), 5, "decoded Vec should have 5 elements");
assert!(
decoded[0].is_infinite() && decoded[0].is_sign_positive(),
"element 0 should be +Infinity"
);
assert!(
decoded[1].is_infinite() && decoded[1].is_sign_negative(),
"element 1 should be -Infinity"
);
assert!(decoded[2].is_nan(), "element 2 should be NaN");
assert_eq!(decoded[3], 0.0_f64, "element 3 should be 0.0");
assert_eq!(decoded[4], 1.0_f64, "element 4 should be 1.0");
}
#[test]
fn test_f64_byte_size_is_always_8() {
let values: &[f64] = &[
0.0,
-0.0,
1.0,
-1.0,
f64::MAX,
f64::MIN,
f64::MIN_POSITIVE,
f64::INFINITY,
f64::NEG_INFINITY,
std::f64::consts::PI,
std::f64::consts::E,
std::f64::consts::SQRT_2,
];
for &v in values {
let encoded = encode_to_vec(&v).expect("encode f64 failed");
assert_eq!(
encoded.len(),
8,
"f64 value {:?} must encode to exactly 8 bytes",
v
);
}
let nan_encoded = encode_to_vec(&f64::NAN).expect("encode f64::NAN failed");
assert_eq!(
nan_encoded.len(),
8,
"f64::NAN must encode to exactly 8 bytes"
);
}
#[test]
fn test_f32_byte_size_is_always_4() {
let values: &[f32] = &[
0.0,
-0.0,
1.0,
-1.0,
f32::MAX,
f32::MIN,
f32::MIN_POSITIVE,
f32::INFINITY,
f32::NEG_INFINITY,
std::f32::consts::PI,
std::f32::consts::E,
];
for &v in values {
let encoded = encode_to_vec(&v).expect("encode f32 failed");
assert_eq!(
encoded.len(),
4,
"f32 value {:?} must encode to exactly 4 bytes",
v
);
}
let nan_encoded = encode_to_vec(&f32::NAN).expect("encode f32::NAN failed");
assert_eq!(
nan_encoded.len(),
4,
"f32::NAN must encode to exactly 4 bytes"
);
}
#[test]
fn test_f64_big_endian_config_roundtrip() {
let original: f64 = std::f64::consts::PI;
let cfg = config::standard().with_big_endian();
let encoded = encode_to_vec_with_config(&original, cfg).expect("encode f64 big-endian failed");
assert_eq!(
encoded.len(),
8,
"f64 with big-endian config should still be 8 bytes"
);
let (decoded, consumed): (f64, _) =
decode_from_slice_with_config(&encoded, cfg).expect("decode f64 big-endian failed");
assert_eq!(
decoded, original,
"f64 big-endian roundtrip must be bit-identical"
);
assert_eq!(consumed, encoded.len());
}
#[test]
fn test_f64_fixed_int_encoding_config_roundtrip() {
let original: f64 = std::f64::consts::E;
let cfg = config::standard().with_fixed_int_encoding();
let encoded =
encode_to_vec_with_config(&original, cfg).expect("encode f64 fixed-int config failed");
assert_eq!(
encoded.len(),
8,
"f64 with fixed-int config should still be 8 bytes"
);
let (decoded, consumed): (f64, _) =
decode_from_slice_with_config(&encoded, cfg).expect("decode f64 fixed-int config failed");
assert_eq!(
decoded, original,
"f64 fixed-int config roundtrip must be bit-identical"
);
assert_eq!(consumed, encoded.len());
}
#[test]
fn test_f32_f64_tuple_roundtrip() {
let original: (f32, f64) = (std::f32::consts::PI, std::f64::consts::E);
let encoded = encode_to_vec(&original).expect("encode (f32, f64) tuple failed");
assert_eq!(
encoded.len(),
12,
"(f32, f64) tuple should encode to exactly 12 bytes (4 + 8)"
);
let (decoded, consumed): ((f32, f64), _) =
decode_from_slice(&encoded).expect("decode (f32, f64) tuple failed");
assert_eq!(
decoded.0, original.0,
"tuple f32 field must roundtrip correctly"
);
assert_eq!(
decoded.1, original.1,
"tuple f64 field must roundtrip correctly"
);
assert_eq!(consumed, encoded.len());
}
#[derive(Debug, PartialEq, Encode, Decode)]
struct FloatPair {
single: f32,
double: f64,
}
#[test]
fn test_struct_with_f32_and_f64_roundtrip() {
let original = FloatPair {
single: std::f32::consts::PI,
double: std::f64::consts::SQRT_2,
};
let encoded = encode_to_vec(&original).expect("encode FloatPair failed");
assert_eq!(
encoded.len(),
12,
"FloatPair should encode to exactly 12 bytes (4 + 8)"
);
let (decoded, consumed): (FloatPair, _) =
decode_from_slice(&encoded).expect("decode FloatPair failed");
assert_eq!(
decoded, original,
"FloatPair roundtrip must be bit-identical"
);
assert_eq!(consumed, encoded.len());
}
#[test]
fn test_option_f64_nan_roundtrip() {
let original: Option<f64> = Some(f64::NAN);
let encoded = encode_to_vec(&original).expect("encode Option<f64> NaN failed");
let (decoded, consumed): (Option<f64>, _) =
decode_from_slice(&encoded).expect("decode Option<f64> NaN failed");
match decoded {
Some(v) => assert!(v.is_nan(), "decoded Option<f64> inner value should be NaN"),
None => panic!("decoded Option<f64> should be Some, not None"),
}
assert_eq!(consumed, encoded.len());
}