#![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 Block {
index: u32,
data: Vec<u8>,
hash: [u8; 32],
}
#[derive(Debug, PartialEq, Encode, Decode)]
struct Chain {
blocks: Vec<Block>,
height: u64,
}
fn lcg_bytes(count: usize) -> Vec<u8> {
let mut state = 12345u64;
(0..count)
.map(|_| {
state = state
.wrapping_mul(6364136223846793005)
.wrapping_add(1442695040888963407);
(state >> 33) as u8
})
.collect()
}
#[test]
fn test_large_vec_u8_100k_roundtrip() {
let original: Vec<u8> = lcg_bytes(100_000);
let encoded = encode_to_vec(&original).expect("encode 100k bytes");
let (decoded, _): (Vec<u8>, _) = decode_from_slice(&encoded).expect("decode 100k bytes");
assert_eq!(original, decoded);
}
#[test]
fn test_large_vec_u32_10k_roundtrip() {
let original: Vec<u32> = (0u32..10_000).collect();
let encoded = encode_to_vec(&original).expect("encode 10k u32");
let (decoded, _): (Vec<u32>, _) = decode_from_slice(&encoded).expect("decode 10k u32");
assert_eq!(original, decoded);
}
#[test]
fn test_large_vec_u64_5k_roundtrip() {
let original: Vec<u64> = (0u64..5_000).map(|i| i * 1_000_000_007).collect();
let encoded = encode_to_vec(&original).expect("encode 5k u64");
let (decoded, _): (Vec<u64>, _) = decode_from_slice(&encoded).expect("decode 5k u64");
assert_eq!(original, decoded);
}
#[test]
fn test_large_vec_string_1k_roundtrip() {
let original: Vec<String> = (0..1_000).map(|i| format!("{:0>100}", i)).collect();
let encoded = encode_to_vec(&original).expect("encode 1k strings");
let (decoded, _): (Vec<String>, _) = decode_from_slice(&encoded).expect("decode 1k strings");
assert_eq!(original, decoded);
}
#[test]
fn test_block_4096_bytes_payload_roundtrip() {
let payload = lcg_bytes(4096);
let original = Block {
index: 42,
data: payload,
hash: [0xAB; 32],
};
let encoded = encode_to_vec(&original).expect("encode block with 4096 bytes");
let (decoded, _): (Block, _) =
decode_from_slice(&encoded).expect("decode block with 4096 bytes");
assert_eq!(original, decoded);
}
#[test]
fn test_chain_100_blocks_256_bytes_each_roundtrip() {
let blocks: Vec<Block> = (0..100)
.map(|i| {
let data = lcg_bytes(256);
let mut hash = [0u8; 32];
hash[0] = (i % 256) as u8;
hash[31] = (i / 256 % 256) as u8;
Block {
index: i as u32,
data,
hash,
}
})
.collect();
let original = Chain {
blocks,
height: 100,
};
let encoded = encode_to_vec(&original).expect("encode chain 100 blocks");
let (decoded, _): (Chain, _) = decode_from_slice(&encoded).expect("decode chain 100 blocks");
assert_eq!(original, decoded);
}
#[test]
fn test_vec_block_50_roundtrip() {
let original: Vec<Block> = (0..50)
.map(|i| {
let data = lcg_bytes(128);
let mut hash = [0u8; 32];
for (j, b) in hash.iter_mut().enumerate() {
*b = ((i + j) % 256) as u8;
}
Block {
index: i as u32,
data,
hash,
}
})
.collect();
let encoded = encode_to_vec(&original).expect("encode vec of 50 blocks");
let (decoded, _): (Vec<Block>, _) =
decode_from_slice(&encoded).expect("decode vec of 50 blocks");
assert_eq!(original, decoded);
}
#[test]
fn test_large_string_100k_chars_roundtrip() {
let original: String = std::iter::repeat('x').take(100_000).collect();
let encoded = encode_to_vec(&original).expect("encode 100k char string");
let (decoded, _): (String, _) = decode_from_slice(&encoded).expect("decode 100k char string");
assert_eq!(original, decoded);
}
#[test]
fn test_vec_vec_u8_100_inner_vecs_roundtrip() {
let original: Vec<Vec<u8>> = (0..100)
.map(|i| {
let mut v = lcg_bytes(100);
v[0] = i as u8;
v
})
.collect();
let encoded = encode_to_vec(&original).expect("encode vec of vec<u8>");
let (decoded, _): (Vec<Vec<u8>>, _) =
decode_from_slice(&encoded).expect("decode vec of vec<u8>");
assert_eq!(original, decoded);
}
#[test]
fn test_large_vec_consumed_bytes_equals_encoded_len() {
let data: Vec<u8> = lcg_bytes(50_000);
let encoded = encode_to_vec(&data).expect("encode for consumed bytes test");
let encoded_len = encoded.len();
let (_, consumed): (Vec<u8>, _) =
decode_from_slice(&encoded).expect("decode for consumed bytes test");
assert_eq!(
consumed, encoded_len,
"consumed bytes should equal total encoded length"
);
}
#[test]
fn test_large_vec_i32_20k_roundtrip() {
let original: Vec<i32> = (0i32..20_000).map(|i| i * 3 - 30_000).collect();
let encoded = encode_to_vec(&original).expect("encode 20k i32");
let (decoded, _): (Vec<i32>, _) = decode_from_slice(&encoded).expect("decode 20k i32");
assert_eq!(original, decoded);
}
#[test]
fn test_fixed_array_1024_roundtrip() {
let original: [u8; 1024] = {
let bytes = lcg_bytes(1024);
let mut arr = [0u8; 1024];
arr.copy_from_slice(&bytes);
arr
};
let encoded = encode_to_vec(&original).expect("encode [u8; 1024]");
let (decoded, _): ([u8; 1024], _) = decode_from_slice(&encoded).expect("decode [u8; 1024]");
assert_eq!(original, decoded);
}
#[test]
fn test_large_vec_f64_10k_roundtrip() {
let original: Vec<f64> = (0..10_000).map(|i| i as f64).collect();
let encoded = encode_to_vec(&original).expect("encode 10k f64");
let (decoded, _): (Vec<f64>, _) = decode_from_slice(&encoded).expect("decode 10k f64");
assert_eq!(original, decoded);
}
#[test]
fn test_large_vec_bool_10k_roundtrip() {
let original: Vec<bool> = (0..10_000).map(|i| i % 3 == 0).collect();
let encoded = encode_to_vec(&original).expect("encode 10k bools");
let (decoded, _): (Vec<bool>, _) = decode_from_slice(&encoded).expect("decode 10k bools");
assert_eq!(original, decoded);
}
#[test]
fn test_large_data_fixed_int_config_roundtrip() {
let original: Vec<u32> = (0u32..1_000).collect();
let cfg = config::standard().with_fixed_int_encoding();
let encoded = encode_to_vec_with_config(&original, cfg).expect("encode with fixed int config");
let (decoded, _): (Vec<u32>, _) =
decode_from_slice_with_config(&encoded, cfg).expect("decode with fixed int config");
assert_eq!(original, decoded);
}
#[test]
fn test_chain_1000_empty_blocks_roundtrip() {
let blocks: Vec<Block> = (0..1_000)
.map(|i| Block {
index: i as u32,
data: Vec::new(),
hash: [0u8; 32],
})
.collect();
let original = Chain {
blocks,
height: 1_000,
};
let encoded = encode_to_vec(&original).expect("encode chain with 1000 empty blocks");
let (decoded, _): (Chain, _) =
decode_from_slice(&encoded).expect("decode chain with 1000 empty blocks");
assert_eq!(original, decoded);
}
#[test]
fn test_block_max_hash_all_ff_roundtrip() {
let original = Block {
index: u32::MAX,
data: lcg_bytes(512),
hash: [0xFF; 32],
};
let encoded = encode_to_vec(&original).expect("encode block with 0xFF hash");
let (decoded, _): (Block, _) =
decode_from_slice(&encoded).expect("decode block with 0xFF hash");
assert_eq!(original, decoded);
}
#[test]
fn test_vec_u8_1_000_000_bytes_roundtrip() {
let original: Vec<u8> = lcg_bytes(1_000_000);
let encoded = encode_to_vec(&original).expect("encode 1M bytes");
let (decoded, _): (Vec<u8>, _) = decode_from_slice(&encoded).expect("decode 1M bytes");
assert_eq!(original, decoded);
}
#[test]
fn test_encode_size_1m_bytes_greater_than_1m() {
let data: Vec<u8> = lcg_bytes(1_000_000);
let encoded = encode_to_vec(&data).expect("encode 1M bytes for size check");
assert!(
encoded.len() > 1_000_000,
"encoded length {} should exceed 1_000_000 due to length prefix",
encoded.len()
);
}
#[test]
fn test_vec_fixed_array_u8_32_100_roundtrip() {
let original: Vec<[u8; 32]> = (0u8..100)
.map(|i| {
let mut arr = [0u8; 32];
for (j, b) in arr.iter_mut().enumerate() {
*b = i.wrapping_add(j as u8);
}
arr
})
.collect();
let encoded = encode_to_vec(&original).expect("encode vec of [u8; 32]");
let (decoded, _): (Vec<[u8; 32]>, _) =
decode_from_slice(&encoded).expect("decode vec of [u8; 32]");
assert_eq!(original, decoded);
}
#[test]
fn test_vec_u32_repetitive_data_5000_roundtrip() {
let original: Vec<u32> = vec![0xDEADBEEFu32; 5_000];
let encoded = encode_to_vec(&original).expect("encode repetitive vec<u32>");
let (decoded, _): (Vec<u32>, _) =
decode_from_slice(&encoded).expect("decode repetitive vec<u32>");
assert_eq!(original, decoded);
}
#[test]
fn test_multiple_roundtrips_give_identical_encoded_bytes() {
let data: Vec<u8> = lcg_bytes(10_000);
let encoded1 = encode_to_vec(&data).expect("first encode");
let encoded2 = encode_to_vec(&data).expect("second encode");
let encoded3 = encode_to_vec(&data).expect("third encode");
assert_eq!(encoded1, encoded2, "first and second encodings must match");
assert_eq!(encoded2, encoded3, "second and third encodings must match");
let (decoded, _): (Vec<u8>, _) =
decode_from_slice(&encoded1).expect("decode after triple encode check");
assert_eq!(data, decoded);
}