flint3-sys 3.2.3

Rust bindings to the FLINT C library
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/*
    Copyright (C) 2023 Jean Kieffer

    This file is part of FLINT.

    FLINT is free software: you can redistribute it and/or modify it under
    the terms of the GNU Lesser General Public License (LGPL) as published
    by the Free Software Foundation; either version 3 of the License, or
    (at your option) any later version.  See <https://www.gnu.org/licenses/>.
*/

#include "test_helpers.h"
#include "acb_mat.h"
#include "acb_theta.h"

TEST_FUNCTION_START(acb_theta_jet_naive_00, state)
{
    slong iter;

    /* Test: values match jet_naive_all */
    for (iter = 0; iter < 10 * flint_test_multiplier(); iter++)
    {
        slong prec = ACB_THETA_LOW_PREC + n_randint(state, 100);
        slong bits = n_randint(state, 4);
        slong ord = n_randint(state, 3);
        slong g = 1 + n_randint(state, 3);
        slong n2 = 1 << (2 * g);
        slong nb = acb_theta_jet_nb(ord, g);
        acb_mat_t tau;
        acb_ptr z, dth, test;

        acb_mat_init(tau, g, g);
        z = _acb_vec_init(g);
        dth = _acb_vec_init(nb);
        test = _acb_vec_init(nb * n2);

        acb_siegel_randtest_reduced(tau, state, prec, bits);
        acb_siegel_randtest_vec(z, state, g, prec);

        acb_theta_jet_naive_00(dth, z, tau, ord, prec);
        acb_theta_jet_naive_all(test, z, tau, ord, prec);

        if (!_acb_vec_overlaps(dth, test, nb))
        {
            flint_printf("FAIL (overlap)\n");
            flint_printf("g = %wd, prec = %wd, ord = %wd\n", g, prec, ord);
            acb_mat_printd(tau, 5);
            _acb_vec_printd(z, g, 5);
            flint_printf("jet_naive_00:\n");
            _acb_vec_printd(dth, nb, 5);
            flint_printf("jet_naive_all:\n");
            _acb_vec_printd(test, nb, 5);
            flint_abort();
        }

        acb_mat_clear(tau);
        _acb_vec_clear(z, g);
        _acb_vec_clear(dth, nb);
        _acb_vec_clear(test, nb * n2);
    }

    TEST_FUNCTION_END(state);
}