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F_mpz_poly-test.c
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F_mpz_poly-test.c
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/*============================================================================
This file is part of FLINT.
FLINT is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
FLINT is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with FLINT; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
===============================================================================*/
/****************************************************************************
F_mpz_poly-test.c: Test code for F_mpz_poly.c and F_mpz_poly.h
Copyright (C) 2008, 2009, 2010 William Hart
Copyright (C) 2009, 2010 Andy Novocin
*****************************************************************************/
#include <stdio.h>
#include <string.h>
#include <gmp.h>
#include <time.h>
#include "flint.h"
#include "mpz_poly.h"
#include "F_mpz_poly.h"
#include "memory-manager.h"
#include "ZmodF_poly.h"
#include "test-support.h"
#include "zmod_poly.h"
#define VARY_BITS 1 // random coefficients have random number of bits up to the limit given
#define SIGNS 1 // random coefficients will be randomly signed
#define SPARSE 1 // polynomials are spares (triggers more corner cases)
#define ITER 1 // if you want all tests to run longer, increase this
#define TESTFILE 0 // Set this to test polynomial reading and writing to a file in the current dir
#define DEBUG 0 // allows easy switching of debugging code on and off when debugging (if inserted)
#define DEBUG2 1
double random_d()
{
if (z_randint(2)) return rand()/((double) RAND_MAX + 1);
else return -rand()/((double) RAND_MAX + 1);
}
void F_mpz_test_random(F_mpz_t f, ulong bits)
{
if (bits == 0)
{
F_mpz_zero(f);
return;
}
mpz_t temp;
mpz_init(temp);
mpz_rrandomb(temp, randstate, bits);
#if SIGNS
if (z_randint(2)) mpz_neg(temp, temp);
#endif
F_mpz_set_mpz(f, temp);
mpz_clear(temp);
}
// generate a random mpz_poly_t with up to the given length and number of bits per coefficient
void mpz_randpoly(mpz_poly_t pol, long length, ulong maxbits)
{
ulong bits;
mpz_t temp;
mpz_init(temp);
mpz_poly_ensure_alloc(pol, length);
mpz_poly_zero(pol);
long i;
for (i = 0; i < length; i++)
{
#if VARY_BITS
bits = z_randint(maxbits+1);
#else
bits = maxbits;
#endif
if (bits == 0) mpz_set_ui(temp,0);
else
{
#if SPARSE
if (z_randint(10) == 1) mpz_rrandomb(temp, randstate, bits);
else mpz_set_ui(temp, 0);
#else
mpz_rrandomb(temp, randstate, bits);
#endif
#if SIGNS
if (z_randint(2)) mpz_neg(temp,temp);
#endif
}
mpz_poly_set_coeff(pol, i, temp);
}
mpz_clear(temp);
}
// generate a random mpz_poly_t with up to the given length and number of bits per coefficient
void mpz_randpoly_unsigned(mpz_poly_t pol, long length, ulong maxbits)
{
ulong bits;
mpz_t temp;
mpz_init(temp);
mpz_poly_ensure_alloc(pol, length);
mpz_poly_zero(pol);
long i;
for (i = 0; i < length; i++)
{
#if VARY_BITS
bits = z_randint(maxbits+1);
#else
bits = maxbits;
#endif
if (bits == 0) mpz_set_ui(temp,0);
else
{
#if SPARSE
if (z_randint(10) == 1) mpz_rrandomb(temp, randstate, bits);
else mpz_set_ui(temp, 0);
#else
mpz_rrandomb(temp, randstate, bits);
#endif
}
mpz_poly_set_coeff(pol, i, temp);
}
mpz_clear(temp);
}
// generate a dense random mpz_poly_t with up to the given length and number of bits per coefficient
void mpz_randpoly_dense(mpz_poly_t pol, long length, ulong maxbits)
{
ulong bits;
mpz_t temp;
mpz_init(temp);
mpz_poly_ensure_alloc(pol, length);
mpz_poly_zero(pol);
long i;
for (i = 0; i < length; i++)
{
#if VARY_BITS
bits = z_randint(maxbits+1);
#else
bits = maxbits;
#endif
if (bits == 0) mpz_set_ui(temp,0);
else
{
mpz_rrandomb(temp, randstate, bits);
#if SIGNS
if (z_randint(2)) mpz_neg(temp,temp);
#endif
}
mpz_poly_set_coeff(pol, i, temp);
}
mpz_clear(temp);
}
// same as for mpz_randpoly above, except it creates an F_mpz_poly
// WARNING: do not use for testing of conversion between the two formats
void F_mpz_randpoly(F_mpz_poly_t poly, ulong length, ulong bits)
{
mpz_poly_t m_poly;
mpz_poly_init(m_poly);
mpz_randpoly(m_poly, length, bits);
mpz_poly_to_F_mpz_poly(poly, m_poly);
mpz_poly_clear(m_poly);
}
int test_F_mpz_poly_to_mpz_poly()
{
mpz_poly_t m_poly1, m_poly2;
F_mpz_poly_t F_poly;
int result = 1;
ulong bits, length;
mpz_poly_init(m_poly1);
mpz_poly_init(m_poly2);
ulong count1;
for (count1 = 0; (count1 < 100000*ITER) && (result == 1) ; count1++)
{
F_mpz_poly_init(F_poly);
bits = z_randint(200) + 1;
length = z_randint(100);
mpz_randpoly(m_poly1, length, bits);
mpz_poly_to_F_mpz_poly(F_poly, m_poly1);
F_mpz_poly_to_mpz_poly(m_poly2, F_poly);
result = mpz_poly_equal(m_poly1, m_poly2);
if (!result)
{
printf("Error: length = %ld, bits = %ld, length1 = %ld, length2 = %ld\n", length, bits, m_poly1->length, m_poly2->length);
mpz_poly_print_pretty(m_poly1, "x"); printf("\n");
mpz_poly_print_pretty(m_poly2, "x"); printf("\n");
}
F_mpz_poly_clear(F_poly);
}
mpz_poly_clear(m_poly1);
mpz_poly_clear(m_poly2);
return result;
}
int test_F_mpz_poly_to_fmpz_poly()
{
mpz_poly_t m_poly;
fmpz_poly_t f_poly;
F_mpz_poly_t F_poly1, F_poly2;
int result = 1;
ulong bits, length;
mpz_poly_init(m_poly);
ulong count1;
for (count1 = 0; (count1 < 100000*ITER) && (result == 1) ; count1++)
{
F_mpz_poly_init(F_poly1);
F_mpz_poly_init(F_poly2);
fmpz_poly_init(f_poly);
bits = z_randint(200) + 1;
length = z_randint(100);
mpz_randpoly(m_poly, length, bits);
mpz_poly_to_F_mpz_poly(F_poly1, m_poly);
F_mpz_poly_to_fmpz_poly(f_poly, F_poly1);
fmpz_poly_to_F_mpz_poly(F_poly2, f_poly);
result = F_mpz_poly_equal(F_poly1, F_poly2);
if (!result)
{
printf("Error: length = %ld, bits = %ld, length1 = %ld, length2 = %ld\n", length, bits, F_poly1->length, F_poly2->length);
F_mpz_poly_print_pretty(F_poly1, "x"); printf("\n");
F_mpz_poly_print_pretty(F_poly2, "x"); printf("\n");
}
fmpz_poly_clear(f_poly);
F_mpz_poly_clear(F_poly1);
F_mpz_poly_clear(F_poly2);
}
mpz_poly_clear(m_poly);
return result;
}
int test_F_mpz_poly_factor_to_fmpz_poly_factor()
{
fmpz_poly_factor_t test_f;
F_mpz_poly_factor_t test_F1, test_F2;
F_mpz_poly_t temp;
int result = 1;
unsigned long bits, length, facs;
long count1;
for (count1 = 1; count1 < 1000; count1++)
{
bits = random_ulong(300) + 2;
F_mpz_poly_init(temp);
length = z_randint(100) + 2;
facs = z_randint(11) + 1;
F_mpz_poly_factor_init(test_F1);
F_mpz_poly_factor_init(test_F2);
fmpz_poly_factor_init(test_f);
ulong i;
for (i = 0; i < facs; i++)
{
do { F_mpz_randpoly(temp, length, bits); } while (temp->length <= 1);
F_mpz_poly_factor_insert(test_F1, temp, z_randint(100));
}
F_mpz_poly_factor_to_fmpz_poly_factor(test_f, test_F1);
fmpz_poly_factor_to_F_mpz_poly_factor(test_F2, test_f);
result &= (test_F2->num_factors == facs);
for (i = 0; i < facs; i++)
{
result &= F_mpz_poly_equal(test_F1->factors[i], test_F2->factors[i]);
result &= (test_F1->exponents[i] == test_F2->exponents[i]);
}
if (!result)
{
printf("facs1 = %ld, facs2 = %ld\n", test_F1->num_factors, test_F2->num_factors);
F_mpz_poly_factor_print(test_F1); printf("\n\n");
F_mpz_poly_factor_print(test_F2); printf("\n\n");
}
F_mpz_poly_factor_clear(test_F1);
F_mpz_poly_factor_clear(test_F2);
fmpz_poly_factor_clear(test_f);
F_mpz_poly_clear(temp);
}
return result;
}
int test_F_mpz_poly_add()
{
mpz_poly_t m_poly1, m_poly2, res1, res2;
F_mpz_poly_t F_poly1, F_poly2, res;
int result = 1;
ulong bits1, bits2, length1, length2;
mpz_poly_init(m_poly1);
mpz_poly_init(m_poly2);
mpz_poly_init(res1);
mpz_poly_init(res2);
ulong count1;
for (count1 = 0; (count1 < 20000*ITER) && (result == 1) ; count1++)
{
F_mpz_poly_init(F_poly1);
F_mpz_poly_init(F_poly2);
F_mpz_poly_init(res);
bits1 = z_randint(200) + 1;
bits2 = z_randint(200) + 1;
length1 = z_randint(100);
length2 = z_randint(100);
mpz_randpoly(m_poly1, length1, bits1);
mpz_randpoly(m_poly2, length2, bits2);
mpz_poly_to_F_mpz_poly(F_poly1, m_poly1);
mpz_poly_to_F_mpz_poly(F_poly2, m_poly2);
F_mpz_poly_add(res, F_poly1, F_poly2);
F_mpz_poly_to_mpz_poly(res2, res);
mpz_poly_add(res1, m_poly1, m_poly2);
result = mpz_poly_equal(res1, res2);
if (!result)
{
printf("Error: length1 = %ld, bits1 = %ld, length2 = %ld, bits2 = %ld\n", length1, bits1, length2, bits2);
mpz_poly_print_pretty(res1, "x"); printf("\n");
mpz_poly_print_pretty(res2, "x"); printf("\n");
}
F_mpz_poly_clear(F_poly1);
F_mpz_poly_clear(F_poly2);
F_mpz_poly_clear(res);
}
// test aliasing of res and poly1
for (count1 = 0; (count1 < 10000*ITER) && (result == 1) ; count1++)
{
F_mpz_poly_init(F_poly1);
F_mpz_poly_init(res);
bits1 = z_randint(200) + 1;
bits2 = z_randint(200) + 1;
length1 = z_randint(100);
length2 = z_randint(100);
mpz_randpoly(m_poly1, length1, bits1);
mpz_randpoly(m_poly2, length2, bits2);
mpz_poly_to_F_mpz_poly(F_poly1, m_poly1);
mpz_poly_to_F_mpz_poly(res, m_poly2);
F_mpz_poly_add(res, res, F_poly1);
F_mpz_poly_to_mpz_poly(res2, res);
mpz_poly_add(res1, m_poly1, m_poly2);
result = mpz_poly_equal(res1, res2);
if (!result)
{
printf("Error: length1 = %ld, bits1 = %ld, length2 = %ld, bits2 = %ld\n", length1, bits1, length2, bits2);
mpz_poly_print_pretty(res1, "x"); printf("\n");
mpz_poly_print_pretty(res2, "x"); printf("\n");
}
F_mpz_poly_clear(F_poly1);
F_mpz_poly_clear(res);
}
// test aliasing of res and poly2
for (count1 = 0; (count1 < 10000*ITER) && (result == 1) ; count1++)
{
F_mpz_poly_init(F_poly1);
F_mpz_poly_init(res);
bits1 = z_randint(200) + 1;
bits2 = z_randint(200) + 1;
length1 = z_randint(100);
length2 = z_randint(100);
mpz_randpoly(m_poly1, length1, bits1);
mpz_randpoly(m_poly2, length2, bits2);
mpz_poly_to_F_mpz_poly(F_poly1, m_poly1);
mpz_poly_to_F_mpz_poly(res, m_poly2);
F_mpz_poly_add(res, F_poly1, res);
F_mpz_poly_to_mpz_poly(res2, res);
mpz_poly_add(res1, m_poly1, m_poly2);
result = mpz_poly_equal(res1, res2);
if (!result)
{
printf("Error: length1 = %ld, bits1 = %ld, length2 = %ld, bits2 = %ld\n", length1, bits1, length2, bits2);
mpz_poly_print_pretty(res1, "x"); printf("\n");
mpz_poly_print_pretty(res2, "x"); printf("\n");
}
F_mpz_poly_clear(F_poly1);
F_mpz_poly_clear(res);
}
mpz_poly_clear(res1);
mpz_poly_clear(res2);
mpz_poly_clear(m_poly1);
mpz_poly_clear(m_poly2);
return result;
}
int test_F_mpz_poly_sub()
{
mpz_poly_t m_poly1, m_poly2, res1, res2;
F_mpz_poly_t F_poly1, F_poly2, res;
int result = 1;
ulong bits1, bits2, length1, length2;
mpz_poly_init(m_poly1);
mpz_poly_init(m_poly2);
mpz_poly_init(res1);
mpz_poly_init(res2);
ulong count1;
for (count1 = 0; (count1 < 20000*ITER) && (result == 1) ; count1++)
{
F_mpz_poly_init(F_poly1);
F_mpz_poly_init(F_poly2);
F_mpz_poly_init(res);
bits1 = z_randint(200) + 1;
bits2 = z_randint(200) + 1;
length1 = z_randint(100);
length2 = z_randint(100);
mpz_randpoly(m_poly1, length1, bits1);
mpz_randpoly(m_poly2, length2, bits2);
mpz_poly_to_F_mpz_poly(F_poly1, m_poly1);
mpz_poly_to_F_mpz_poly(F_poly2, m_poly2);
F_mpz_poly_sub(res, F_poly1, F_poly2);
F_mpz_poly_to_mpz_poly(res2, res);
mpz_poly_sub(res1, m_poly1, m_poly2);
result = mpz_poly_equal(res1, res2);
if (!result)
{
printf("Error: length1 = %ld, bits1 = %ld, length2 = %ld, bits2 = %ld\n", length1, bits1, length2, bits2);
mpz_poly_print_pretty(res1, "x"); printf("\n");
mpz_poly_print_pretty(res2, "x"); printf("\n");
}
F_mpz_poly_clear(F_poly1);
F_mpz_poly_clear(F_poly2);
F_mpz_poly_clear(res);
}
// test aliasing of res and poly1
for (count1 = 0; (count1 < 10000*ITER) && (result == 1) ; count1++)
{
F_mpz_poly_init(F_poly1);
F_mpz_poly_init(res);
bits1 = z_randint(200) + 1;
bits2 = z_randint(200) + 1;
length1 = z_randint(100);
length2 = z_randint(100);
mpz_randpoly(m_poly1, length1, bits1);
mpz_randpoly(m_poly2, length2, bits2);
mpz_poly_to_F_mpz_poly(F_poly1, m_poly1);
mpz_poly_to_F_mpz_poly(res, m_poly2);
F_mpz_poly_sub(res, res, F_poly1);
F_mpz_poly_to_mpz_poly(res2, res);
mpz_poly_sub(res1, m_poly2, m_poly1);
result = mpz_poly_equal(res1, res2);
if (!result)
{
printf("Error: length1 = %ld, bits1 = %ld, length2 = %ld, bits2 = %ld\n", length1, bits1, length2, bits2);
mpz_poly_print_pretty(res1, "x"); printf("\n");
mpz_poly_print_pretty(res2, "x"); printf("\n");
}
F_mpz_poly_clear(F_poly1);
F_mpz_poly_clear(res);
}
// test aliasing of res and poly2
for (count1 = 0; (count1 < 10000*ITER) && (result == 1) ; count1++)
{
F_mpz_poly_init(F_poly1);
F_mpz_poly_init(res);
bits1 = z_randint(200) + 1;
bits2 = z_randint(200) + 1;
length1 = z_randint(100);
length2 = z_randint(100);
mpz_randpoly(m_poly1, length1, bits1);
mpz_randpoly(m_poly2, length2, bits2);
mpz_poly_to_F_mpz_poly(F_poly1, m_poly1);
mpz_poly_to_F_mpz_poly(res, m_poly2);
F_mpz_poly_sub(res, F_poly1, res);
F_mpz_poly_to_mpz_poly(res2, res);
mpz_poly_sub(res1, m_poly1, m_poly2);
result = mpz_poly_equal(res1, res2);
if (!result)
{
printf("Error: length1 = %ld, bits1 = %ld, length2 = %ld, bits2 = %ld\n", length1, bits1, length2, bits2);
mpz_poly_print_pretty(res1, "x"); printf("\n");
mpz_poly_print_pretty(res2, "x"); printf("\n");
}
F_mpz_poly_clear(F_poly1);
F_mpz_poly_clear(res);
}
mpz_poly_clear(res1);
mpz_poly_clear(res2);
mpz_poly_clear(m_poly1);
mpz_poly_clear(m_poly2);
return result;
}
int test_F_mpz_poly_getset_coeff_si()
{
F_mpz_poly_t F_poly;
int result = 1;
ulong bits, length;
long coeff, coeff2;
ulong coeff_bits, coeff_num;
ulong count1;
for (count1 = 0; (count1 < 10000) && (result == 1) ; count1++)
{
bits = z_randint(200)+ 1;
F_mpz_poly_init(F_poly);
length = z_randint(100)+1;
F_mpz_randpoly(F_poly, length, bits);
// set random coeffs in the poly
ulong count2;
for (count2 = 0; (count2 < 500) && result == 1; count2++)
{
coeff_bits = z_randint(FLINT_BITS);
coeff = z_randbits(coeff_bits);
coeff_num = z_randint(F_poly->length);
if (z_randint(2)) coeff = -coeff;
if (F_poly->length)
{
F_mpz_poly_set_coeff_si(F_poly, coeff_num, coeff);
coeff2 = F_mpz_poly_get_coeff_si(F_poly, coeff_num);
result = (coeff2 == coeff);
if (!result)
{
printf("Error: length = %ld, coeff_num = %ld, coeff = %ld, coeff2 = %ld\n", length, coeff_num, coeff, coeff2);
}
}
}
F_mpz_poly_clear(F_poly);
}
return result;
}
int test_F_mpz_poly_getset_coeff_ui()
{
F_mpz_poly_t F_poly;
int result = 1;
ulong bits, length;
ulong coeff, coeff2;
ulong coeff_bits, coeff_num;
ulong count1;
for (count1 = 0; (count1 < 10000) && (result == 1) ; count1++)
{
bits = z_randint(200)+ 1;
F_mpz_poly_init(F_poly);
length = z_randint(100)+1;
F_mpz_randpoly(F_poly, length, bits);
// set random coeffs in the poly
ulong count2;
for (count2 = 0; (count2 < 500) && result == 1; count2++)
{
coeff_bits = z_randint(FLINT_BITS+1);
coeff = z_randbits(coeff_bits);
coeff_num = z_randint(F_poly->length);
if (F_poly->length)
{
F_mpz_poly_set_coeff_ui(F_poly, coeff_num, coeff);
coeff2 = F_mpz_poly_get_coeff_ui(F_poly, coeff_num);
result = (coeff2 == coeff);
if (!result)
{
printf("Error: length = %ld, coeff_num = %ld, coeff = %ld, coeff2 = %ld\n", length, coeff_num, coeff, coeff2);
}
}
}
F_mpz_poly_clear(F_poly);
}
return result;
}
int test_F_mpz_poly_getset_coeff_mpz()
{
F_mpz_poly_t F_poly;
int result = 1;
ulong bits, length;
mpz_t coeff, coeff2;
ulong coeff_bits, coeff_num;
mpz_init(coeff);
mpz_init(coeff2);
ulong count1;
for (count1 = 0; (count1 < 5000) && (result == 1) ; count1++)
{
bits = z_randint(200)+ 1;
F_mpz_poly_init(F_poly);
length = z_randint(100)+1;
F_mpz_randpoly(F_poly, length, bits);
// set random coeffs in the poly
ulong count2;
for (count2 = 0; (count2 < 300) && result == 1; count2++)
{
coeff_bits = z_randint(200);
mpz_rrandomb(coeff, randstate, coeff_bits);
coeff_num = z_randint(F_poly->length);
if (z_randint(2)) mpz_neg(coeff, coeff);
if (F_poly->length)
{
F_mpz_poly_set_coeff_mpz(F_poly, coeff_num, coeff);
F_mpz_poly_get_coeff_mpz(coeff2, F_poly, coeff_num);
result = (mpz_cmp(coeff2, coeff) == 0);
if (!result)
{
gmp_printf("Error: length = %ld, coeff_num = %ld, coeff = %Zd, coeff2 = %Zd\n", length, coeff_num, coeff, coeff2);
}
}
}
F_mpz_poly_clear(F_poly);
}
mpz_clear(coeff);
mpz_clear(coeff2);
return result;
}
int test_F_mpz_poly_set()
{
mpz_poly_t m_poly1, m_poly2;
F_mpz_poly_t F_poly1, F_poly2;
int result = 1;
ulong bits, length;
mpz_poly_init(m_poly1);
mpz_poly_init(m_poly2);
ulong count1;
for (count1 = 0; (count1 < 100000*ITER) && (result == 1) ; count1++)
{
F_mpz_poly_init(F_poly1);
F_mpz_poly_init(F_poly2);
bits = z_randint(200) + 1;
length = z_randint(100);
mpz_randpoly(m_poly1, length, bits);
mpz_poly_to_F_mpz_poly(F_poly1, m_poly1);
F_mpz_poly_set(F_poly2, F_poly1);
F_mpz_poly_to_mpz_poly(m_poly2, F_poly2);
result = mpz_poly_equal(m_poly1, m_poly2);
if (!result)
{
printf("Error: length = %ld, bits = %ld, length1 = %ld, length2 = %ld\n", length, bits, m_poly1->length, m_poly2->length);
mpz_poly_print_pretty(m_poly1, "x"); printf("\n");
mpz_poly_print_pretty(m_poly2, "x"); printf("\n");
}
F_mpz_poly_clear(F_poly1);
F_mpz_poly_clear(F_poly2);
}
// aliasing is trivial for set and doesn't need testing
mpz_poly_clear(m_poly1);
mpz_poly_clear(m_poly2);
return result;
}
int test_F_mpz_poly_equal()
{
mpz_poly_t m_poly1, m_poly2;
F_mpz_poly_t F_poly1, F_poly2;
int result = 1;
ulong bits1, bits2, length1, length2;
mpz_poly_init(m_poly1);
mpz_poly_init(m_poly2);
// random polys unlikely to be equal, test against mpz_poly_equal
ulong count1;
for (count1 = 0; (count1 < 20000*ITER) && (result == 1); count1++)
{
F_mpz_poly_init(F_poly1);
F_mpz_poly_init(F_poly2);
bits1 = z_randint(200) + 1;
bits2 = z_randint(200) + 1;
length1 = z_randint(100);
length2 = z_randint(100);
mpz_randpoly(m_poly1, length1, bits1);
mpz_randpoly(m_poly2, length2, bits2);
mpz_poly_to_F_mpz_poly(F_poly1, m_poly1);
mpz_poly_to_F_mpz_poly(F_poly2, m_poly2);
result = (mpz_poly_equal(m_poly1, m_poly2) == F_mpz_poly_equal(F_poly1, F_poly2));
if (!result)
{
printf("Error: length1 = %ld, bits1 = %ld, length2 = %ld, bits2 = %ld\n", length1, bits1, length2, bits2);
mpz_poly_print_pretty(m_poly1, "x"); printf("\n");
mpz_poly_print_pretty(m_poly2, "x"); printf("\n");
}
F_mpz_poly_clear(F_poly1);
F_mpz_poly_clear(F_poly2);
}
// polys are equal
for (count1 = 0; (count1 < 20000*ITER) && (result == 1); count1++)
{
F_mpz_poly_init(F_poly1);
F_mpz_poly_init(F_poly2);
bits1 = z_randint(200) + 1;
length1 = z_randint(100);
mpz_randpoly(m_poly1, length1, bits1);
mpz_poly_to_F_mpz_poly(F_poly1, m_poly1);
F_mpz_poly_set(F_poly2, F_poly1);
result = (F_mpz_poly_equal(F_poly1, F_poly2));
if (!result)
{
printf("Error: length1 = %ld, bits1 = %ld\n", length1, bits1);
}
F_mpz_poly_clear(F_poly1);
F_mpz_poly_clear(F_poly2);
}
// polys are aliased
for (count1 = 0; (count1 < 20000*ITER) && (result == 1); count1++)
{
F_mpz_poly_init(F_poly1);
bits1 = z_randint(200) + 1;
length1 = z_randint(100);
mpz_randpoly(m_poly1, length1, bits1);
mpz_poly_to_F_mpz_poly(F_poly1, m_poly1);
result = (F_mpz_poly_equal(F_poly1, F_poly1));
if (!result)
{
printf("Error: length1 = %ld, bits1 = %ld\n", length1, bits1);
}
F_mpz_poly_clear(F_poly1);
}
mpz_poly_clear(m_poly1);
mpz_poly_clear(m_poly2);
return result;
}
int test_F_mpz_poly_swap()
{
F_mpz_poly_t F_poly, F_poly2, F_poly3, F_poly4;
int result = 1;
unsigned long bits, bits2, length, length2;
// reverse and reverse back, second time aliased
unsigned long count1;
for (count1 = 0; (count1 < 20000) && (result == 1) ; count1++)
{
bits = z_randint(200)+ 1;
bits2 = z_randint(200)+ 1;
F_mpz_poly_init(F_poly);
F_mpz_poly_init(F_poly2);
F_mpz_poly_init(F_poly3);
F_mpz_poly_init(F_poly4);
length = z_randint(100);
length2 = z_randint(100);
F_mpz_randpoly(F_poly, length, bits);
F_mpz_randpoly(F_poly2, length2, bits2);
F_mpz_poly_set(F_poly3, F_poly);
F_mpz_poly_set(F_poly4, F_poly2);
F_mpz_poly_swap(F_poly2, F_poly);
result = (F_mpz_poly_equal(F_poly4, F_poly) && F_mpz_poly_equal(F_poly3, F_poly2));
if (!result)
{
printf("Error: length = %ld, length2 = %ld, bits = %ld, bits2 = %ld\n", length, length2, bits, bits2);
printf("F_poly->length = %ld, F_poly2->length = %ld, F_poly3->length = %ld, F_poly4->length = %ld\n", F_poly->length, F_poly2->length, F_poly3->length, F_poly4->length);
}
F_mpz_poly_clear(F_poly);
F_mpz_poly_clear(F_poly2);
F_mpz_poly_clear(F_poly3);
F_mpz_poly_clear(F_poly4);
}
// Aliasing is trivial for swap so doesn't need testing
return result;
}
int test_F_mpz_poly_max_bits()
{
mpz_poly_t m_poly1;
F_mpz_poly_t F_poly;
int result = 1;
ulong bits, length, next_bits;
long sign, mpz_bits, test_bits;
mpz_poly_init(m_poly1);
ulong count1;
for (count1 = 0; (count1 < 100000*ITER) && (result == 1) ; count1++)
{
F_mpz_poly_init(F_poly);
bits = z_randint(200) + 1;
length = z_randint(100);
mpz_randpoly(m_poly1, length, bits);
mpz_poly_to_F_mpz_poly(F_poly, m_poly1);
mpz_bits = 0;
sign = 1L;
ulong i;
for (i = 0; i < m_poly1->length; i++)
{
next_bits = mpz_sizeinbase(m_poly1->coeffs[i], 2);
if (next_bits > mpz_bits) mpz_bits = next_bits;
if (mpz_sgn(m_poly1->coeffs[i]) < 0L) sign = -1L;
}
mpz_bits = sign*mpz_bits;
test_bits = F_mpz_poly_max_bits(F_poly);
result = (mpz_bits == test_bits);
if (!result)
{
printf("Error: length = %ld, bits = %ld, m_poly1->length = %ld\n", length, bits, m_poly1->length);
printf("mpz_bits = %ld, test_bits = %ld\n", mpz_bits, test_bits);
}
F_mpz_poly_clear(F_poly);
}
mpz_poly_clear(m_poly1);
return result;
}
int test_F_mpz_poly_max_bits1()
{
mpz_poly_t m_poly1;
F_mpz_poly_t F_poly;
int result = 1;
ulong bits, length, next_bits;
long sign, mpz_bits, test_bits;
mpz_poly_init(m_poly1);
ulong count1;
for (count1 = 0; (count1 < 100000*ITER) && (result == 1) ; count1++)
{
F_mpz_poly_init(F_poly);
bits = z_randint(FLINT_BITS-2) + 1;
length = z_randint(100);
mpz_randpoly(m_poly1, length, bits);
mpz_poly_to_F_mpz_poly(F_poly, m_poly1);
mpz_bits = 0;
sign = 1L;
ulong i;
for (i = 0; i < m_poly1->length; i++)
{
next_bits = mpz_sizeinbase(m_poly1->coeffs[i], 2);
if (next_bits > mpz_bits) mpz_bits = next_bits;
if (mpz_sgn(m_poly1->coeffs[i]) < 0L) sign = -1L;
}
mpz_bits = sign*mpz_bits;
test_bits = F_mpz_poly_max_bits1(F_poly);
result = (mpz_bits == test_bits);
if (!result)
{
printf("Error: length = %ld, bits = %ld, m_poly1->length = %ld\n", length, bits, m_poly1->length);
printf("mpz_bits = %ld, test_bits = %ld\n", mpz_bits, test_bits);
}
F_mpz_poly_clear(F_poly);
}
mpz_poly_clear(m_poly1);
return result;
}
int test_F_mpz_poly_max_limbs()
{
mpz_poly_t m_poly1;
F_mpz_poly_t F_poly;
int result = 1;
ulong bits, length, next_limbs;
long sign, mpz_limbs, test_limbs;
mpz_poly_init(m_poly1);
ulong count1;