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/*
Copyright (C) 2022 Fredrik Johansson
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 "gr_mat.h"
TEST_FUNCTION_START(gr_mat_randrank, state)
{
slong iter;
for (iter = 0; iter < 1000; iter++)
{
gr_ctx_t ctx;
gr_mat_t A;
slong rank1, rank2, r, c;
int status = GR_SUCCESS;
gr_ctx_init_random(ctx, state);
if (gr_ctx_is_integral_domain(ctx) == T_TRUE)
{
r = n_randint(state, 6);
c = n_randint(state, 6);
gr_mat_init(A, r, c, ctx);
rank1 = n_randint(state, 6);
status |= gr_mat_randrank(A, state, rank1, ctx);
status |= gr_mat_rank(&rank2, A, ctx);
if (status == GR_SUCCESS)
{
if (rank1 != rank2)
{
flint_printf("FAIL:\n");
gr_ctx_println(ctx);
flint_printf("A: "); gr_mat_print(A, ctx); flint_printf("\n");
flint_printf("rank = %wd, %wd\n\n", rank1, rank2);
flint_abort();
}
}
gr_mat_clear(A, ctx);
}
gr_ctx_clear(ctx);
}
TEST_FUNCTION_END(state);
}