141 lines
2.8 KiB
C++
141 lines
2.8 KiB
C++
/* Test gmp_randclass.
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Copyright 2002, 2003 Free Software Foundation, Inc.
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This file is part of the GNU MP Library.
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The GNU MP Library is free software; you can redistribute it and/or modify
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it under the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation; either version 2.1 of the License, or (at your
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option) any later version.
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The GNU MP Library is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
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License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with the GNU MP Library; see the file COPYING.LIB. If not, write to
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the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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MA 02110-1301, USA. */
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#include "gmp.h"
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#include "gmpxx.h"
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#include "gmp-impl.h"
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#include "tests.h"
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using namespace std;
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/* all flavours of initialization */
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void
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check_randinit (void)
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{
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{
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gmp_randclass r(gmp_randinit_default);
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}
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{
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mpz_class a(0);
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unsigned long c = 0, m2exp = 8;
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gmp_randclass r(gmp_randinit_lc_2exp, a, c, m2exp);
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}
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{
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unsigned long m2exp = 64;
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gmp_randclass r(gmp_randinit_lc_2exp_size, m2exp);
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}
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/* gmp_randinit_lc_2exp_size, with excessive size */
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{
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try {
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unsigned long m2exp = ULONG_MAX;
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gmp_randclass r(gmp_randinit_lc_2exp_size, m2exp);
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ASSERT_ALWAYS (0); /* should not be reached */
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} catch (length_error) {
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}
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}
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{
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gmp_randclass r(gmp_randinit_mt);
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}
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/* obsolete, but still available */
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{
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gmp_randalg_t alg = GMP_RAND_ALG_LC;
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unsigned long m2exp = 64;
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gmp_randclass r(alg, m2exp);
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}
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{
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gmp_randalg_t alg = GMP_RAND_ALG_DEFAULT;
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unsigned long m2exp = 64;
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gmp_randclass r(alg, m2exp);
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}
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{
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gmp_randalg_t alg = (gmp_randalg_t) 0;
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unsigned long m2exp = 64;
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gmp_randclass r(alg, m2exp);
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}
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}
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void
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check_mpz (void)
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{
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{
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gmp_randclass r(gmp_randinit_default);
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mpz_class a(123);
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unsigned int b = 256;
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mpz_class c;
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r.seed(a);
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c = r.get_z_bits(b);
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}
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{
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gmp_randclass r(gmp_randinit_default);
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mpz_class a(256);
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unsigned long b = 123;
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mpz_class c;
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r.seed(b);
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c = r.get_z_bits(a);
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}
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{
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gmp_randclass r(gmp_randinit_default);
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mpz_class a(123), b(256);
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mpz_class c;
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r.seed(a);
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c = r.get_z_range(b);
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}
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}
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void
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check_mpf (void)
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{
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{
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gmp_randclass r(gmp_randinit_default);
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mpz_class a(123);
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r.seed(a);
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mpf_class b;
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b = r.get_f();
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}
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{
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gmp_randclass r(gmp_randinit_default);
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int a = 123, b = 128;
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r.seed(a);
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mpf_class c;
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c = r.get_f(b);
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}
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}
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int
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main (void)
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{
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tests_start();
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check_randinit();
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check_mpz();
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check_mpf();
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tests_end();
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return 0;
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}
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