#![cfg(feature = "serde")]
#![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,
serde::{decode_owned_from_slice, encode_to_vec},
};
use serde::{Deserialize, Serialize};
#[derive(Debug, PartialEq, Serialize, Deserialize)]
enum LogLevel {
Trace,
Debug,
Info,
Warn,
Error,
}
#[derive(Debug, PartialEq, Serialize, Deserialize)]
struct DatabaseConfig {
host: String,
port: u16,
max_connections: u32,
timeout_ms: u64,
ssl: bool,
}
#[derive(Debug, PartialEq, Serialize, Deserialize)]
struct AppConfig {
name: String,
version: String,
log_level: LogLevel,
database: DatabaseConfig,
feature_flags: Vec<String>,
max_retries: Option<u32>,
}
#[test]
fn test_log_level_trace_roundtrip() {
let val = LogLevel::Trace;
let bytes = encode_to_vec(&val, config::standard()).expect("encode LogLevel::Trace");
let (decoded, _): (LogLevel, usize) =
decode_owned_from_slice(&bytes, config::standard()).expect("decode LogLevel::Trace");
assert_eq!(val, decoded);
}
#[test]
fn test_log_level_debug_roundtrip() {
let val = LogLevel::Debug;
let bytes = encode_to_vec(&val, config::standard()).expect("encode LogLevel::Debug");
let (decoded, _): (LogLevel, usize) =
decode_owned_from_slice(&bytes, config::standard()).expect("decode LogLevel::Debug");
assert_eq!(val, decoded);
}
#[test]
fn test_log_level_info_roundtrip() {
let val = LogLevel::Info;
let bytes = encode_to_vec(&val, config::standard()).expect("encode LogLevel::Info");
let (decoded, _): (LogLevel, usize) =
decode_owned_from_slice(&bytes, config::standard()).expect("decode LogLevel::Info");
assert_eq!(val, decoded);
}
#[test]
fn test_log_level_warn_roundtrip() {
let val = LogLevel::Warn;
let bytes = encode_to_vec(&val, config::standard()).expect("encode LogLevel::Warn");
let (decoded, _): (LogLevel, usize) =
decode_owned_from_slice(&bytes, config::standard()).expect("decode LogLevel::Warn");
assert_eq!(val, decoded);
}
#[test]
fn test_log_level_error_roundtrip() {
let val = LogLevel::Error;
let bytes = encode_to_vec(&val, config::standard()).expect("encode LogLevel::Error");
let (decoded, _): (LogLevel, usize) =
decode_owned_from_slice(&bytes, config::standard()).expect("decode LogLevel::Error");
assert_eq!(val, decoded);
}
#[test]
fn test_database_config_typical_roundtrip() {
let val = DatabaseConfig {
host: "db.example.com".to_string(),
port: 5432,
max_connections: 100,
timeout_ms: 3000,
ssl: true,
};
let bytes = encode_to_vec(&val, config::standard()).expect("encode DatabaseConfig typical");
let (decoded, _): (DatabaseConfig, usize) =
decode_owned_from_slice(&bytes, config::standard()).expect("decode DatabaseConfig typical");
assert_eq!(val, decoded);
}
#[test]
fn test_database_config_zero_values_roundtrip() {
let val = DatabaseConfig {
host: String::new(),
port: 0,
max_connections: 0,
timeout_ms: 0,
ssl: false,
};
let bytes = encode_to_vec(&val, config::standard()).expect("encode DatabaseConfig zero values");
let (decoded, _): (DatabaseConfig, usize) = decode_owned_from_slice(&bytes, config::standard())
.expect("decode DatabaseConfig zero values");
assert_eq!(val, decoded);
}
#[test]
fn test_app_config_with_none_max_retries_roundtrip() {
let val = AppConfig {
name: "my-service".to_string(),
version: "1.0.0".to_string(),
log_level: LogLevel::Info,
database: DatabaseConfig {
host: "localhost".to_string(),
port: 3306,
max_connections: 50,
timeout_ms: 1000,
ssl: false,
},
feature_flags: vec!["dark-mode".to_string(), "beta-api".to_string()],
max_retries: None,
};
let bytes =
encode_to_vec(&val, config::standard()).expect("encode AppConfig with None max_retries");
let (decoded, _): (AppConfig, usize) = decode_owned_from_slice(&bytes, config::standard())
.expect("decode AppConfig with None max_retries");
assert_eq!(val, decoded);
}
#[test]
fn test_app_config_with_some_max_retries_roundtrip() {
let val = AppConfig {
name: "retry-service".to_string(),
version: "2.3.1".to_string(),
log_level: LogLevel::Warn,
database: DatabaseConfig {
host: "pg.internal".to_string(),
port: 5432,
max_connections: 200,
timeout_ms: 5000,
ssl: true,
},
feature_flags: vec!["auto-retry".to_string()],
max_retries: Some(5),
};
let bytes =
encode_to_vec(&val, config::standard()).expect("encode AppConfig with Some max_retries");
let (decoded, _): (AppConfig, usize) = decode_owned_from_slice(&bytes, config::standard())
.expect("decode AppConfig with Some max_retries");
assert_eq!(val, decoded);
}
#[test]
fn test_app_config_empty_feature_flags_roundtrip() {
let val = AppConfig {
name: "minimal-service".to_string(),
version: "0.1.0".to_string(),
log_level: LogLevel::Debug,
database: DatabaseConfig {
host: "127.0.0.1".to_string(),
port: 5432,
max_connections: 10,
timeout_ms: 500,
ssl: false,
},
feature_flags: vec![],
max_retries: None,
};
let bytes =
encode_to_vec(&val, config::standard()).expect("encode AppConfig empty feature_flags");
let (decoded, _): (AppConfig, usize) = decode_owned_from_slice(&bytes, config::standard())
.expect("decode AppConfig empty feature_flags");
assert_eq!(val, decoded);
}
#[test]
fn test_app_config_large_feature_flags_roundtrip() {
let feature_flags: Vec<String> = (0..50).map(|i| format!("feature-flag-{i:03}")).collect();
let val = AppConfig {
name: "feature-rich-service".to_string(),
version: "3.0.0".to_string(),
log_level: LogLevel::Trace,
database: DatabaseConfig {
host: "cluster.db.internal".to_string(),
port: 6543,
max_connections: 1000,
timeout_ms: 10000,
ssl: true,
},
feature_flags,
max_retries: Some(3),
};
let bytes =
encode_to_vec(&val, config::standard()).expect("encode AppConfig large feature_flags");
let (decoded, _): (AppConfig, usize) = decode_owned_from_slice(&bytes, config::standard())
.expect("decode AppConfig large feature_flags");
assert_eq!(val, decoded);
}
#[test]
fn test_app_config_error_log_level_roundtrip() {
let val = AppConfig {
name: "critical-service".to_string(),
version: "9.9.9".to_string(),
log_level: LogLevel::Error,
database: DatabaseConfig {
host: "primary.db".to_string(),
port: 5432,
max_connections: 500,
timeout_ms: 2000,
ssl: true,
},
feature_flags: vec!["alerts".to_string()],
max_retries: Some(1),
};
let bytes =
encode_to_vec(&val, config::standard()).expect("encode AppConfig with Error log level");
let (decoded, _): (AppConfig, usize) = decode_owned_from_slice(&bytes, config::standard())
.expect("decode AppConfig with Error log level");
assert_eq!(val, decoded);
}
#[test]
fn test_vec_app_config_roundtrip() {
let val = vec![
AppConfig {
name: "service-a".to_string(),
version: "1.0.0".to_string(),
log_level: LogLevel::Info,
database: DatabaseConfig {
host: "db-a".to_string(),
port: 5432,
max_connections: 20,
timeout_ms: 1000,
ssl: false,
},
feature_flags: vec!["flag-x".to_string()],
max_retries: None,
},
AppConfig {
name: "service-b".to_string(),
version: "2.1.0".to_string(),
log_level: LogLevel::Warn,
database: DatabaseConfig {
host: "db-b".to_string(),
port: 3306,
max_connections: 40,
timeout_ms: 2000,
ssl: true,
},
feature_flags: vec!["flag-y".to_string(), "flag-z".to_string()],
max_retries: Some(3),
},
];
let bytes = encode_to_vec(&val, config::standard()).expect("encode Vec<AppConfig>");
let (decoded, _): (Vec<AppConfig>, usize) =
decode_owned_from_slice(&bytes, config::standard()).expect("decode Vec<AppConfig>");
assert_eq!(val, decoded);
}
#[test]
fn test_bytes_consumed_equals_encoded_length() {
let val = AppConfig {
name: "length-check-service".to_string(),
version: "1.2.3".to_string(),
log_level: LogLevel::Debug,
database: DatabaseConfig {
host: "metrics.db".to_string(),
port: 9000,
max_connections: 25,
timeout_ms: 750,
ssl: false,
},
feature_flags: vec!["metrics".to_string(), "tracing".to_string()],
max_retries: Some(2),
};
let bytes = encode_to_vec(&val, config::standard()).expect("encode for length check");
let (_decoded, consumed): (AppConfig, usize) =
decode_owned_from_slice(&bytes, config::standard()).expect("decode for length check");
assert_eq!(consumed, bytes.len());
}
#[test]
fn test_encode_determinism() {
let val = AppConfig {
name: "deterministic-service".to_string(),
version: "1.0.0".to_string(),
log_level: LogLevel::Info,
database: DatabaseConfig {
host: "stable.db".to_string(),
port: 5432,
max_connections: 10,
timeout_ms: 500,
ssl: true,
},
feature_flags: vec!["stable".to_string()],
max_retries: None,
};
let bytes1 = encode_to_vec(&val, config::standard()).expect("encode determinism first");
let bytes2 = encode_to_vec(&val, config::standard()).expect("encode determinism second");
assert_eq!(bytes1, bytes2, "encoding must be deterministic");
}
#[test]
fn test_database_config_big_endian_roundtrip() {
let cfg = config::standard().with_big_endian();
let val = DatabaseConfig {
host: "big-endian-host".to_string(),
port: 8080,
max_connections: 300,
timeout_ms: 4000,
ssl: true,
};
let bytes = encode_to_vec(&val, cfg).expect("encode DatabaseConfig big-endian");
let (decoded, _): (DatabaseConfig, usize) =
decode_owned_from_slice(&bytes, cfg).expect("decode DatabaseConfig big-endian");
assert_eq!(val, decoded);
}
#[test]
fn test_database_config_fixed_int_roundtrip() {
let cfg = config::standard().with_fixed_int_encoding();
let val = DatabaseConfig {
host: "fixed-int-host".to_string(),
port: 1433,
max_connections: 75,
timeout_ms: 3500,
ssl: false,
};
let bytes = encode_to_vec(&val, cfg).expect("encode DatabaseConfig fixed-int");
let (decoded, _): (DatabaseConfig, usize) =
decode_owned_from_slice(&bytes, cfg).expect("decode DatabaseConfig fixed-int");
assert_eq!(val, decoded);
}
#[test]
fn test_app_config_unicode_strings_roundtrip() {
let val = AppConfig {
name: "サービス・αβγ".to_string(),
version: "1.0.0-ñ".to_string(),
log_level: LogLevel::Info,
database: DatabaseConfig {
host: "データベース.internal".to_string(),
port: 5432,
max_connections: 10,
timeout_ms: 1000,
ssl: false,
},
feature_flags: vec!["機能フラグ".to_string(), "флаг-β".to_string()],
max_retries: None,
};
let bytes = encode_to_vec(&val, config::standard()).expect("encode AppConfig unicode");
let (decoded, _): (AppConfig, usize) =
decode_owned_from_slice(&bytes, config::standard()).expect("decode AppConfig unicode");
assert_eq!(val, decoded);
}
#[test]
fn test_app_config_trace_log_level_roundtrip() {
let val = AppConfig {
name: "trace-service".to_string(),
version: "0.0.1".to_string(),
log_level: LogLevel::Trace,
database: DatabaseConfig {
host: "trace.db".to_string(),
port: 5432,
max_connections: 5,
timeout_ms: 100,
ssl: false,
},
feature_flags: vec!["verbose".to_string()],
max_retries: None,
};
let bytes = encode_to_vec(&val, config::standard()).expect("encode AppConfig Trace log level");
let (decoded, _): (AppConfig, usize) = decode_owned_from_slice(&bytes, config::standard())
.expect("decode AppConfig Trace log level");
assert_eq!(val, decoded);
}
#[test]
fn test_app_config_debug_log_level_roundtrip() {
let val = AppConfig {
name: "debug-service".to_string(),
version: "0.5.0".to_string(),
log_level: LogLevel::Debug,
database: DatabaseConfig {
host: "dev.db".to_string(),
port: 5433,
max_connections: 8,
timeout_ms: 250,
ssl: false,
},
feature_flags: vec!["debug-ui".to_string(), "hot-reload".to_string()],
max_retries: Some(0),
};
let bytes = encode_to_vec(&val, config::standard()).expect("encode AppConfig Debug log level");
let (decoded, _): (AppConfig, usize) = decode_owned_from_slice(&bytes, config::standard())
.expect("decode AppConfig Debug log level");
assert_eq!(val, decoded);
}
#[test]
fn test_app_config_big_endian_roundtrip() {
let cfg = config::standard().with_big_endian();
let val = AppConfig {
name: "big-endian-app".to_string(),
version: "4.0.0".to_string(),
log_level: LogLevel::Warn,
database: DatabaseConfig {
host: "be.db.host".to_string(),
port: 5432,
max_connections: 150,
timeout_ms: 6000,
ssl: true,
},
feature_flags: vec!["network-opt".to_string()],
max_retries: Some(4),
};
let bytes = encode_to_vec(&val, cfg).expect("encode AppConfig big-endian");
let (decoded, _): (AppConfig, usize) =
decode_owned_from_slice(&bytes, cfg).expect("decode AppConfig big-endian");
assert_eq!(val, decoded);
}
#[test]
fn test_app_config_zero_value_fields_roundtrip() {
let val = AppConfig {
name: String::new(),
version: String::new(),
log_level: LogLevel::Trace,
database: DatabaseConfig {
host: String::new(),
port: 0,
max_connections: 0,
timeout_ms: 0,
ssl: false,
},
feature_flags: vec![],
max_retries: None,
};
let bytes =
encode_to_vec(&val, config::standard()).expect("encode AppConfig zero-value fields");
let (decoded, _): (AppConfig, usize) = decode_owned_from_slice(&bytes, config::standard())
.expect("decode AppConfig zero-value fields");
assert_eq!(val, decoded);
}