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/*
Copyright (C) 2010 Fredrik Johansson
Copyright (C) 2024 Albin Ahlbäck
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 "nmod_mat.h"
TEST_FUNCTION_START(nmod_mat_addmul_submul, state)
{
slong i;
for (i = 0; i < 50 * flint_test_multiplier(); i++)
{
nmod_mat_t A, B, C, D, T, E;
ulong mod = n_randtest_not_zero(state);
int type, operation;
slong m, k, n;
m = n_randint(state, 100);
k = n_randint(state, 100);
n = n_randint(state, 100);
/* Force Strassen test */
if (n_randint(state, 5) == 0)
{
m += 300;
k += 300;
n += 300;
}
type = n_randint(state, 2);
operation = n_randint(state, 2);
nmod_mat_init(A, m, k, mod);
nmod_mat_init(B, k, n, mod);
nmod_mat_init(C, m, n, mod);
nmod_mat_init(D, m, n, mod);
nmod_mat_init(T, m, n, mod);
nmod_mat_init(E, m, n, mod);
nmod_mat_randtest(A, state);
nmod_mat_randtest(B, state);
nmod_mat_randtest(C, state);
nmod_mat_mul(T, A, B);
if (operation)
{
/* addmul */
nmod_mat_add(E, C, T);
if (type)
{
/* without aliasing */
nmod_mat_addmul(D, C, A, B);
}
else
{
/* with aliasing */
nmod_mat_set(D, C);
nmod_mat_addmul(D, D, A, B);
}
}
else
{
/* submul */
nmod_mat_sub(E, C, T);
if (type)
{
/* without aliasing */
nmod_mat_submul(D, C, A, B);
}
else
{
/* with aliasing */
nmod_mat_set(D, C);
nmod_mat_submul(D, D, A, B);
}
}
if (!nmod_mat_equal(D, E))
TEST_FUNCTION_FAIL(
"Results not equal\n"
"type: %d\n"
"operation: %d\n"
"A = %{nmod_mat}\n"
"B = %{nmod_mat}\n"
"C = %{nmod_mat}\n"
"D = %{nmod_mat}\n"
"E = %{nmod_mat}\n",
type, operation, A, B, C, D, E);
nmod_mat_clear(A);
nmod_mat_clear(B);
nmod_mat_clear(C);
nmod_mat_clear(D);
nmod_mat_clear(E);
nmod_mat_clear(T);
}
TEST_FUNCTION_END(state);
}