390 lines
12 KiB
C++
390 lines
12 KiB
C++
/* Test mp*_class functions.
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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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/* Note that we don't use <climits> for LONG_MIN, but instead our own
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definitions in gmp-impl.h. In g++ 2.95.4 (debian 3.0) under
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-mcpu=ultrasparc, limits.h sees __sparc_v9__ defined and assumes that
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means long is 64-bit long, but it's only 32-bits, causing fatal compile
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errors. */
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#include "config.h"
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#include <string>
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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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void
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check_mpz (void)
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{
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// mpz_class::fits_sint_p
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{
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int fits;
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mpz_class z;
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z = INT_MIN; fits = z.fits_sint_p(); ASSERT_ALWAYS (fits);
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z--; fits = z.fits_sint_p(); ASSERT_ALWAYS (! fits);
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z = INT_MAX; fits = z.fits_sint_p(); ASSERT_ALWAYS (fits);
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z++; fits = z.fits_sint_p(); ASSERT_ALWAYS (! fits);
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}
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// mpz_class::fits_uint_p
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{
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int fits;
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mpz_class z;
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z = 0; fits = z.fits_uint_p(); ASSERT_ALWAYS (fits);
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z--; fits = z.fits_uint_p(); ASSERT_ALWAYS (! fits);
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z = UINT_MAX; fits = z.fits_uint_p(); ASSERT_ALWAYS (fits);
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z++; fits = z.fits_uint_p(); ASSERT_ALWAYS (! fits);
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}
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// mpz_class::fits_slong_p
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{
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int fits;
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mpz_class z;
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z = LONG_MIN; fits = z.fits_slong_p(); ASSERT_ALWAYS (fits);
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z--; fits = z.fits_slong_p(); ASSERT_ALWAYS (! fits);
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z = LONG_MAX; fits = z.fits_slong_p(); ASSERT_ALWAYS (fits);
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z++; fits = z.fits_slong_p(); ASSERT_ALWAYS (! fits);
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}
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// mpz_class::fits_ulong_p
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{
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int fits;
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mpz_class z;
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z = 0; fits = z.fits_ulong_p(); ASSERT_ALWAYS (fits);
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z--; fits = z.fits_ulong_p(); ASSERT_ALWAYS (! fits);
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z = ULONG_MAX; fits = z.fits_ulong_p(); ASSERT_ALWAYS (fits);
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z++; fits = z.fits_ulong_p(); ASSERT_ALWAYS (! fits);
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}
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// mpz_class::fits_sshort_p
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{
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int fits;
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mpz_class z;
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z = SHRT_MIN; fits = z.fits_sshort_p(); ASSERT_ALWAYS (fits);
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z--; fits = z.fits_sshort_p(); ASSERT_ALWAYS (! fits);
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z = SHRT_MAX; fits = z.fits_sshort_p(); ASSERT_ALWAYS (fits);
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z++; fits = z.fits_sshort_p(); ASSERT_ALWAYS (! fits);
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}
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// mpz_class::fits_ushort_p
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{
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int fits;
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mpz_class z;
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z = 0; fits = z.fits_ushort_p(); ASSERT_ALWAYS (fits);
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z--; fits = z.fits_ushort_p(); ASSERT_ALWAYS (! fits);
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z = USHRT_MAX; fits = z.fits_ushort_p(); ASSERT_ALWAYS (fits);
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z++; fits = z.fits_ushort_p(); ASSERT_ALWAYS (! fits);
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}
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// mpz_class::get_mpz_t
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{
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mpz_class z(0);
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mpz_ptr p = z.get_mpz_t();
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ASSERT_ALWAYS (mpz_cmp_ui (p, 0) == 0);
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}
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{
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mpz_class z(0);
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mpz_srcptr p = z.get_mpz_t();
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ASSERT_ALWAYS (mpz_cmp_ui (p, 0) == 0);
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}
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// mpz_class::get_d
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// mpz_class::get_si
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// mpz_class::get_ui
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{
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mpz_class z(123);
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{ double d = z.get_d(); ASSERT_ALWAYS (d == 123.0); }
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{ long l = z.get_si(); ASSERT_ALWAYS (l == 123L); }
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{ long u = z.get_ui(); ASSERT_ALWAYS (u == 123L); }
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}
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{
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mpz_class z(-123);
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{ double d = z.get_d(); ASSERT_ALWAYS (d == -123.0); }
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{ long l = z.get_si(); ASSERT_ALWAYS (l == -123L); }
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}
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// mpz_class::get_str
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{
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mpz_class z(123);
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string s;
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s = z.get_str(); ASSERT_ALWAYS (s == "123");
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s = z.get_str(16); ASSERT_ALWAYS (s == "7b");
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s = z.get_str(-16); ASSERT_ALWAYS (s == "7B");
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}
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// mpz_class::set_str
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{
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mpz_class z;
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int ret;
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ret = z.set_str ("123", 10); ASSERT_ALWAYS (ret == 0 && z == 123);
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ret = z.set_str ("7b", 16); ASSERT_ALWAYS (ret == 0 && z == 123);
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ret = z.set_str ("7B", 16); ASSERT_ALWAYS (ret == 0 && z == 123);
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ret = z.set_str ("0x7B", 0); ASSERT_ALWAYS (ret == 0 && z == 123);
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ret = z.set_str (string("123"), 10); ASSERT_ALWAYS (ret == 0 && z == 123);
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ret = z.set_str (string("7b"), 16); ASSERT_ALWAYS (ret == 0 && z == 123);
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ret = z.set_str (string("7B"), 16); ASSERT_ALWAYS (ret == 0 && z == 123);
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ret = z.set_str (string("0x7B"), 0); ASSERT_ALWAYS (ret == 0 && z == 123);
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}
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}
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void
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check_mpq (void)
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{
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// mpq_class::canonicalize
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{
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mpq_class q(12,9);
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q.canonicalize();
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ASSERT_ALWAYS (q.get_num() == 4);
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ASSERT_ALWAYS (q.get_den() == 3);
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}
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// mpq_class::get_d
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{
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mpq_class q(123);
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{ double d = q.get_d(); ASSERT_ALWAYS (d == 123.0); }
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}
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{
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mpq_class q(-123);
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{ double d = q.get_d(); ASSERT_ALWAYS (d == -123.0); }
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}
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// mpq_class::get_mpq_t
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{
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mpq_class q(0);
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mpq_ptr p = q.get_mpq_t();
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ASSERT_ALWAYS (mpq_cmp_ui (p, 0, 1) == 0);
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}
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{
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mpq_class q(0);
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mpq_srcptr p = q.get_mpq_t();
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ASSERT_ALWAYS (mpq_cmp_ui (p, 0, 1) == 0);
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}
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// mpq_class::get_num, mpq_class::get_den
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{
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mpq_class q(4,5);
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mpz_class z;
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z = q.get_num(); ASSERT_ALWAYS (z == 4);
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z = q.get_den(); ASSERT_ALWAYS (z == 5);
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}
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// mpq_class::get_num_mpz_t, mpq_class::get_den_mpz_t
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{
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mpq_class q(4,5);
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mpz_ptr p;
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p = q.get_num_mpz_t(); ASSERT_ALWAYS (mpz_cmp_ui (p, 4) == 0);
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p = q.get_den_mpz_t(); ASSERT_ALWAYS (mpz_cmp_ui (p, 5) == 0);
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}
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{
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mpq_class q(4,5);
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mpz_srcptr p;
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p = q.get_num_mpz_t(); ASSERT_ALWAYS (mpz_cmp_ui (p, 4) == 0);
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p = q.get_den_mpz_t(); ASSERT_ALWAYS (mpz_cmp_ui (p, 5) == 0);
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}
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// mpq_class::get_str
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{
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mpq_class q(17,11);
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string s;
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s = q.get_str(); ASSERT_ALWAYS (s == "17/11");
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s = q.get_str(10); ASSERT_ALWAYS (s == "17/11");
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s = q.get_str(16); ASSERT_ALWAYS (s == "11/b");
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s = q.get_str(-16); ASSERT_ALWAYS (s == "11/B");
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}
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// mpq_class::set_str
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{
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mpq_class q;
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int ret;
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ret = q.set_str ("123", 10); ASSERT_ALWAYS (ret == 0 && q == 123);
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ret = q.set_str ("4/5", 10); ASSERT_ALWAYS (ret == 0 && q == mpq_class(4,5));
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ret = q.set_str ("7b", 16); ASSERT_ALWAYS (ret == 0 && q == 123);
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ret = q.set_str ("7B", 16); ASSERT_ALWAYS (ret == 0 && q == 123);
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ret = q.set_str ("0x7B", 0); ASSERT_ALWAYS (ret == 0 && q == 123);
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ret = q.set_str ("0x10/17", 0); ASSERT_ALWAYS (ret == 0 && q == mpq_class(16,17));
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ret = q.set_str (string("4/5"), 10); ASSERT_ALWAYS (ret == 0 && q == mpq_class(4,5));
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ret = q.set_str (string("123"), 10); ASSERT_ALWAYS (ret == 0 && q == 123);
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ret = q.set_str (string("7b"), 16); ASSERT_ALWAYS (ret == 0 && q == 123);
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ret = q.set_str (string("7B"), 16); ASSERT_ALWAYS (ret == 0 && q == 123);
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ret = q.set_str (string("0x7B"), 0); ASSERT_ALWAYS (ret == 0 && q == 123);
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ret = q.set_str (string("0x10/17"), 0); ASSERT_ALWAYS (ret == 0 && q == mpq_class(16,17));
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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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// mpf_class::fits_sint_p
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{
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int fits;
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mpf_class f (0, 2*8*sizeof(int));
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f = INT_MIN; fits = f.fits_sint_p(); ASSERT_ALWAYS (fits);
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f--; fits = f.fits_sint_p(); ASSERT_ALWAYS (! fits);
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f = INT_MAX; fits = f.fits_sint_p(); ASSERT_ALWAYS (fits);
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f++; fits = f.fits_sint_p(); ASSERT_ALWAYS (! fits);
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}
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// mpf_class::fits_uint_p
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{
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int fits;
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mpf_class f (0, 2*8*sizeof(int));
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f = 0; fits = f.fits_uint_p(); ASSERT_ALWAYS (fits);
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f--; fits = f.fits_uint_p(); ASSERT_ALWAYS (! fits);
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f = UINT_MAX; fits = f.fits_uint_p(); ASSERT_ALWAYS (fits);
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f++; fits = f.fits_uint_p(); ASSERT_ALWAYS (! fits);
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}
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// mpf_class::fits_slong_p
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{
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int fits;
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mpf_class f (0, 2*8*sizeof(long));
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f = LONG_MIN; fits = f.fits_slong_p(); ASSERT_ALWAYS (fits);
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f--; fits = f.fits_slong_p(); ASSERT_ALWAYS (! fits);
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f = LONG_MAX; fits = f.fits_slong_p(); ASSERT_ALWAYS (fits);
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f++; fits = f.fits_slong_p(); ASSERT_ALWAYS (! fits);
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}
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// mpf_class::fits_ulong_p
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{
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int fits;
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mpf_class f (0, 2*8*sizeof(long));
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f = 0; fits = f.fits_ulong_p(); ASSERT_ALWAYS (fits);
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f--; fits = f.fits_ulong_p(); ASSERT_ALWAYS (! fits);
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f = ULONG_MAX; fits = f.fits_ulong_p(); ASSERT_ALWAYS (fits);
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f++; fits = f.fits_ulong_p(); ASSERT_ALWAYS (! fits);
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}
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// mpf_class::fits_sshort_p
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{
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int fits;
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mpf_class f (0, 2*8*sizeof(short));
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f = SHRT_MIN; fits = f.fits_sshort_p(); ASSERT_ALWAYS (fits);
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f--; fits = f.fits_sshort_p(); ASSERT_ALWAYS (! fits);
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f = SHRT_MAX; fits = f.fits_sshort_p(); ASSERT_ALWAYS (fits);
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f++; fits = f.fits_sshort_p(); ASSERT_ALWAYS (! fits);
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}
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// mpf_class::fits_ushort_p
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{
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int fits;
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mpf_class f (0, 2*8*sizeof(short));
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f = 0; fits = f.fits_ushort_p(); ASSERT_ALWAYS (fits);
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f--; fits = f.fits_ushort_p(); ASSERT_ALWAYS (! fits);
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f = USHRT_MAX; fits = f.fits_ushort_p(); ASSERT_ALWAYS (fits);
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f++; fits = f.fits_ushort_p(); ASSERT_ALWAYS (! fits);
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}
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// mpf_class::get_d
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// mpf_class::get_si
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// mpf_class::get_ui
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{
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mpf_class f(123);
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{ double d = f.get_d(); ASSERT_ALWAYS (d == 123.0); }
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{ long l = f.get_si(); ASSERT_ALWAYS (l == 123L); }
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{ long u = f.get_ui(); ASSERT_ALWAYS (u == 123L); }
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}
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{
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mpf_class f(-123);
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{ double d = f.get_d(); ASSERT_ALWAYS (d == -123.0); }
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{ long l = f.get_si(); ASSERT_ALWAYS (l == -123L); }
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}
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// mpf_class::get_prec
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{
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mpf_class f;
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ASSERT_ALWAYS (f.get_prec() == mpf_get_default_prec());
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}
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// mpf_class::get_str
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{
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mpf_class f(123);
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string s;
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mp_exp_t e;
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s = f.get_str(e); ASSERT_ALWAYS (s == "123" && e == 3);
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s = f.get_str(e, 16); ASSERT_ALWAYS (s == "7b" && e == 2);
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s = f.get_str(e, -16); ASSERT_ALWAYS (s == "7B" && e == 2);
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s = f.get_str(e, 10, 2); ASSERT_ALWAYS (s == "12" && e == 3);
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s = f.get_str(e, 10, 1); ASSERT_ALWAYS (s == "1" && e == 3);
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}
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// mpf_class::set_str
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{
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mpf_class f;
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int ret;
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ret = f.set_str ("123", 10); ASSERT_ALWAYS (ret == 0 && f == 123);
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ret = f.set_str ("123e1", 10); ASSERT_ALWAYS (ret == 0 && f == 1230);
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ret = f.set_str ("1230e-1", 10); ASSERT_ALWAYS (ret == 0 && f == 123);
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ret = f.set_str ("7b", 16); ASSERT_ALWAYS (ret == 0 && f == 123);
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ret = f.set_str ("7B", 16); ASSERT_ALWAYS (ret == 0 && f == 123);
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ret = f.set_str ("7B@1", 16); ASSERT_ALWAYS (ret == 0 && f == 1968);
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ret = f.set_str ("7B0@-1", 16); ASSERT_ALWAYS (ret == 0 && f == 123);
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ret = f.set_str (string("123"), 10); ASSERT_ALWAYS (ret == 0 && f == 123);
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ret = f.set_str (string("123e1"), 10); ASSERT_ALWAYS (ret == 0 && f == 1230);
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ret = f.set_str (string("1230e-1"), 10); ASSERT_ALWAYS (ret == 0 && f == 123);
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ret = f.set_str (string("7b"), 16); ASSERT_ALWAYS (ret == 0 && f == 123);
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ret = f.set_str (string("7B"), 16); ASSERT_ALWAYS (ret == 0 && f == 123);
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ret = f.set_str (string("7B@1"), 16); ASSERT_ALWAYS (ret == 0 && f == 1968);
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ret = f.set_str (string("7B0@-1"), 16); ASSERT_ALWAYS (ret == 0 && f == 123);
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}
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// mpf_class::set_prec
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{
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mpf_class f;
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f.set_prec (256);
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ASSERT_ALWAYS (f.get_prec () >= 256);
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}
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// mpf_class::set_prec_raw
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{
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mpf_class f (0, 100 * GMP_NUMB_BITS);
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f.set_prec_raw (5 * GMP_NUMB_BITS);
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ASSERT_ALWAYS (f.get_prec () >= 5 * GMP_NUMB_BITS);
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ASSERT_ALWAYS (f.get_prec () < 100 * GMP_NUMB_BITS);
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f.set_prec_raw (100 * GMP_NUMB_BITS);
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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_mpz();
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check_mpq();
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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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