use newton_rootfinder as nrf;

use nrf::iteratives;
use nrf::residuals;

#[test]
fn parse_file() {
    const FILEPATH: &'static str = "./tests/parser/data_jac.xml";
    let (solver_parameters, iteratives_parsed, stopping_criterias, update_methods) =
        nrf::xml_parser::from_xml_jacobian(&FILEPATH);

    assert_eq!(solver_parameters.get_problem_size(), 3);
    assert_eq!(solver_parameters.get_max_iter(), 60);
    assert_eq!(solver_parameters.get_tolerance(), 1e-6);
    assert_eq!(
        solver_parameters.get_resolution_method(),
        nrf::solver::ResolutionMethod::QuasiNewton(
            nrf::solver::QuasiNewtonMethod::StationaryNewton
        )
    );
    assert_eq!(solver_parameters.get_damping(), true);

    let iterative1_ref =
        iteratives::IterativeParams::new(100.0, 0.5, f64::NEG_INFINITY, f64::INFINITY);

    let iterative2_ref = iteratives::IterativeParams::new(f64::INFINITY, 0.5, 0.0, f64::INFINITY);

    let iterative3_ref =
        iteratives::IterativeParams::new(100.0, f64::INFINITY, f64::NEG_INFINITY, 12.0);

    let iteratives_ref = vec![iterative1_ref, iterative2_ref, iterative3_ref];
    assert_eq!(iteratives_parsed, iteratives_ref);

    let stopping_criterias_ref = vec![
        residuals::NormalizationMethod::Adapt,
        residuals::NormalizationMethod::Rel,
        residuals::NormalizationMethod::Adapt,
    ];

    let update_methods_ref = vec![
        residuals::NormalizationMethod::Abs,
        residuals::NormalizationMethod::Abs,
        residuals::NormalizationMethod::Rel,
    ];

    assert_eq!(stopping_criterias, stopping_criterias_ref);
    assert_eq!(update_methods, update_methods_ref);
}