foxhunt/crates/ml/tests/hyperopt_kelly_params_test.rs

#![allow(
    clippy::assertions_on_constants,
    clippy::assertions_on_result_states,
    clippy::clone_on_copy,
    clippy::decimal_literal_representation,
    clippy::doc_markdown,
    clippy::empty_line_after_doc_comments,
    clippy::field_reassign_with_default,
    clippy::get_unwrap,
    clippy::identity_op,
    clippy::inconsistent_digit_grouping,
    clippy::indexing_slicing,
    clippy::integer_division,
    clippy::len_zero,
    clippy::let_underscore_must_use,
    clippy::manual_div_ceil,
    clippy::manual_let_else,
    clippy::manual_range_contains,
    clippy::modulo_arithmetic,
    clippy::needless_range_loop,
    clippy::non_ascii_literal,
    clippy::redundant_clone,
    clippy::shadow_reuse,
    clippy::shadow_same,
    clippy::shadow_unrelated,
    clippy::single_match_else,
    clippy::str_to_string,
    clippy::string_slice,
    clippy::tests_outside_test_module,
    clippy::too_many_lines,
    clippy::unnecessary_wraps,
    clippy::unseparated_literal_suffix,
    clippy::use_debug,
    clippy::useless_vec,
    clippy::wildcard_enum_match_arm,
    clippy::else_if_without_else,
    clippy::expect_used,
    clippy::missing_const_for_fn,
    clippy::similar_names,
    clippy::type_complexity,
    clippy::collapsible_else_if,
    clippy::doc_lazy_continuation,
    clippy::items_after_test_module,
    clippy::map_clone,
    clippy::multiple_unsafe_ops_per_block,
    clippy::unwrap_or_default,
    clippy::assign_op_pattern,
    clippy::needless_borrow,
    clippy::println_empty_string,
    clippy::unnecessary_cast,
    clippy::used_underscore_binding,
    clippy::create_dir,
    clippy::implicit_saturating_sub,
    clippy::exit,
    clippy::expect_fun_call,
    clippy::too_many_arguments,
    clippy::unnecessary_map_or,
    clippy::unwrap_used,
    dead_code,
    unused_imports,
    unused_variables,
    clippy::cloned_ref_to_slice_refs,
    clippy::neg_multiply,
    clippy::while_let_loop,
    clippy::bool_assert_comparison,
    clippy::excessive_precision,
    clippy::trivially_copy_pass_by_ref,
    clippy::op_ref,
    clippy::redundant_closure,
    clippy::unnecessary_lazy_evaluations,
    clippy::if_then_some_else_none,
    clippy::unnecessary_to_owned,
    clippy::single_component_path_imports,
)]
//! Hyperopt search space dimension tests (updated for 14D family-intensity structure).
//!
//! Kelly params (kelly_fractional, kelly_max_fraction, etc.) are now fixed at TOML
//! defaults and absorbed into the risk_intensity family. The search space is 14D.

#[cfg(test)]
mod hyperopt_kelly_params_tests {
    use ml::hyperopt::adapters::dqn::DQNParams;
    use ml::hyperopt::traits::ParameterSpace;

    #[test]
    fn test_search_space_has_14_dimensions() {
        let bounds = DQNParams::continuous_bounds();
        assert_eq!(bounds.len(), 14, "Search space should be 14D (3 breakouts + 5 core + 6 gen families)");
    }

    #[test]
    fn test_risk_intensity_bounds() {
        let bounds = DQNParams::continuous_bounds();
        let names = DQNParams::param_names();
        let risk_idx = names.iter().position(|&n| n == "risk_intensity")
            .expect("risk_intensity should be in param_names");
        let (min, max) = bounds[risk_idx];
        assert_eq!(min, 0.0, "risk_intensity min should be 0.0");
        assert_eq!(max, 2.0, "risk_intensity max should be 2.0");
    }

    #[test]
    fn test_from_continuous_accepts_14d() {
        let bounds = DQNParams::continuous_bounds();
        let x: Vec<f64> = bounds.iter().map(|(lo, hi)| (lo + hi) / 2.0).collect();
        assert_eq!(x.len(), 14);

        let result = DQNParams::from_continuous(&x);
        assert!(result.is_ok(), "Should accept 14D parameter vector");

        let params = result.unwrap();
        assert!((params.gamma - 0.9745).abs() < 0.001, "gamma should be midpoint of [0.95, 0.999]");
        assert!((params.risk_intensity - 1.0).abs() < 1e-6, "risk_intensity should be 1.0 at midpoint");
    }

    #[test]
    fn test_from_continuous_rejects_wrong_dimensions() {
        // Too few dimensions
        let x_short = vec![0.97; 13];
        let result_short = DQNParams::from_continuous(&x_short);
        assert!(result_short.is_err(), "Should reject 13D parameter vector");

        // Too many dimensions
        let x_long = vec![0.97; 15];
        let result_long = DQNParams::from_continuous(&x_long);
        assert!(result_long.is_err(), "Should reject 15D parameter vector");
    }

    #[test]
    fn test_all_intensity_bounds_are_0_to_2() {
        let bounds = DQNParams::continuous_bounds();
        let names = DQNParams::param_names();
        for (i, name) in names.iter().enumerate() {
            if name.ends_with("_intensity") {
                let (lo, hi) = bounds[i];
                assert_eq!(lo, 0.0, "{name} lower bound should be 0.0");
                assert_eq!(hi, 2.0, "{name} upper bound should be 2.0");
            }
        }
    }

    #[test]
    fn test_breakout_params_have_specific_bounds() {
        let bounds = DQNParams::continuous_bounds();
        // gamma at index 0
        assert_eq!(bounds[0], (0.95, 0.999), "gamma bounds should be (0.95, 0.999)");
        // iqn_lambda at index 1
        assert_eq!(bounds[1], (0.0, 1.0), "iqn_lambda bounds should be (0.0, 1.0)");
        // c51_warmup_epochs at index 2
        assert_eq!(bounds[2], (3.0, 15.0), "c51_warmup_epochs bounds should be (3.0, 15.0)");
    }
}