/* Test mp*_class assignment operators.
Copyright 2001-2003 Free Software Foundation, Inc.
This file is part of the GNU MP Library test suite.
The GNU MP Library test suite 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 3 of the License,
or (at your option) any later version.
The GNU MP Library test suite 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
the GNU MP Library test suite. If not, see https://www.gnu.org/licenses/. */
#include "config.h"
#include <iostream>
#include <string>
#include "gmpxx.h"
#include "gmp-impl.h"
#include "tests.h"
using std::string;
using std::invalid_argument;
void
check_mpz (
void)
{
// operator=(const mpz_class &)
{
mpz_class a(
123), b;
b = a; ASSERT_ALWAYS(b ==
123);
}
// template <class T, class U> operator=(const __gmp_expr<T, U> &)
// not tested here, see t-unary.cc, t-binary.cc
// operator=(signed char)
{
signed char a = -
127;
mpz_class b;
b = a; ASSERT_ALWAYS(b == -
127);
}
// operator=(unsigned char)
{
unsigned char a =
255;
mpz_class b;
b = a; ASSERT_ALWAYS(b ==
255);
}
// either signed or unsigned char, machine dependent
{
mpz_class a;
a =
'A'; ASSERT_ALWAYS(a ==
65);
}
{
mpz_class a;
a =
'z'; ASSERT_ALWAYS(a ==
122);
}
// operator=(signed int)
{
signed int a =
0;
mpz_class b;
b = a; ASSERT_ALWAYS(b ==
0);
}
{
signed int a = -
123;
mpz_class b;
b = a; ASSERT_ALWAYS(b == -
123);
}
{
signed int a =
32767;
mpz_class b;
b = a; ASSERT_ALWAYS(b ==
32767);
}
// operator=(unsigned int)
{
unsigned int a =
65535u;
mpz_class b;
b = a; ASSERT_ALWAYS(b ==
65535u);
}
// operator=(signed short int)
{
signed short int a = -
12345;
mpz_class b;
b = a; ASSERT_ALWAYS(b == -
12345);
}
// operator=(unsigned short int)
{
unsigned short int a =
54321u;
mpz_class b;
b = a; ASSERT_ALWAYS(b ==
54321u);
}
// operator=(signed long int)
{
signed long int a = -
1234567890L;
mpz_class b;
b = a; ASSERT_ALWAYS(b == -
1234567890L);
}
// operator=(unsigned long int)
{
unsigned long int a =
3456789012UL;
mpz_class b;
b = a; ASSERT_ALWAYS(b ==
3456789012UL);
}
// operator=(float)
{
float a =
123.
0;
mpz_class b;
b = a; ASSERT_ALWAYS(b ==
123);
}
// operator=(double)
{
double a =
0.
0;
mpz_class b;
b = a; ASSERT_ALWAYS(b ==
0);
}
{
double a = -
12.
375;
mpz_class b;
b = a; ASSERT_ALWAYS(b == -
12);
}
{
double a =
6.
789e+
3;
mpz_class b;
b = a; ASSERT_ALWAYS(b ==
6789);
}
{
double a =
9.
375e-
1;
mpz_class b;
b = a; ASSERT_ALWAYS(b ==
0);
}
// operator=(long double)
// currently not implemented
// operator=(const char *)
{
const char *a =
"1234567890";
mpz_class b;
b = a; ASSERT_ALWAYS(b ==
1234567890L);
}
// operator=(const std::string &)
{
string a(
"1234567890");
mpz_class b;
b = a; ASSERT_ALWAYS(b ==
1234567890L);
}
// operator=(const char *) with invalid
{
try {
const char *a =
"abc";
mpz_class b;
b = a;
ASSERT_ALWAYS (
0);
/* should not be reached */
}
catch (invalid_argument&) {
}
}
// operator=(const std::string &) with invalid
{
try {
string a(
"def");
mpz_class b;
b = a;
ASSERT_ALWAYS (
0);
/* should not be reached */
}
catch (invalid_argument&) {
}
}
// swap(mpz_class &)
{
mpz_class a(
123);
mpz_class b(
456);
a.swap(b);
a.swap(a);
ASSERT_ALWAYS(a ==
456);
ASSERT_ALWAYS(b ==
123);
}
// swap(mpz_class &, mpz_class &)
{
mpz_class a(
123);
mpz_class b(
456);
::swap(a, b);
::swap(a, a);
ASSERT_ALWAYS(a ==
456);
ASSERT_ALWAYS(b ==
123);
}
{
using std::swap;
mpz_class a(
123);
mpz_class b(
456);
swap(a, b);
swap(a, a);
ASSERT_ALWAYS(a ==
456);
ASSERT_ALWAYS(b ==
123);
}
}
void
check_mpq (
void)
{
// operator=(const mpq_class &)
{
mpq_class a(
1,
2), b;
b = a; ASSERT_ALWAYS(b ==
0.
5);
}
// template <class T, class U> operator=(const __gmp_expr<T, U> &)
// not tested here, see t-unary.cc, t-binary.cc
// operator=(signed char)
{
signed char a = -
127;
mpq_class b;
b = a; ASSERT_ALWAYS(b == -
127);
}
// operator=(unsigned char)
{
unsigned char a =
255;
mpq_class b;
b = a; ASSERT_ALWAYS(b ==
255);
}
// either signed or unsigned char, machine dependent
{
mpq_class a;
a =
'A'; ASSERT_ALWAYS(a ==
65);
}
{
mpq_class a;
a =
'z'; ASSERT_ALWAYS(a ==
122);
}
// operator=(signed int)
{
signed int a =
0;
mpq_class b;
b = a; ASSERT_ALWAYS(b ==
0);
}
{
signed int a = -
123;
mpq_class b;
b = a; ASSERT_ALWAYS(b == -
123);
}
{
signed int a =
32767;
mpq_class b;
b = a; ASSERT_ALWAYS(b ==
32767);
}
// operator=(unsigned int)
{
unsigned int a =
65535u;
mpq_class b;
b = a; ASSERT_ALWAYS(b ==
65535u);
}
// operator=(signed short int)
{
signed short int a = -
12345;
mpq_class b;
b = a; ASSERT_ALWAYS(b == -
12345);
}
// operator=(unsigned short int)
{
unsigned short int a =
54321u;
mpq_class b;
b = a; ASSERT_ALWAYS(b ==
54321u);
}
// operator=(signed long int)
{
signed long int a = -
1234567890L;
mpq_class b;
b = a; ASSERT_ALWAYS(b == -
1234567890L);
}
// operator=(unsigned long int)
{
unsigned long int a =
3456789012UL;
mpq_class b;
b = a; ASSERT_ALWAYS(b ==
3456789012UL);
}
// operator=(float)
{
float a =
123.
0;
mpq_class b;
b = a; ASSERT_ALWAYS(b ==
123);
}
// operator=(double)
{
double a =
0.
0;
mpq_class b;
b = a; ASSERT_ALWAYS(b ==
0);
}
{
double a = -
12.
375;
mpq_class b;
b = a; ASSERT_ALWAYS(b == -
12.
375);
}
{
double a =
6.
789e+
3;
mpq_class b;
b = a; ASSERT_ALWAYS(b ==
6789);
}
{
double a =
9.
375e-
1;
mpq_class b;
b = a; ASSERT_ALWAYS(b ==
0.
9375);
}
// operator=(long double)
// currently not implemented
// operator=(const char *)
{
const char *a =
"1234567890";
mpq_class b;
b = a; ASSERT_ALWAYS(b ==
1234567890L);
}
// operator=(const std::string &)
{
string a(
"1234567890");
mpq_class b;
b = a; ASSERT_ALWAYS(b ==
1234567890L);
}
// operator=(const char *) with invalid
{
try {
const char *a =
"abc";
mpq_class b;
b = a;
ASSERT_ALWAYS (
0);
/* should not be reached */
}
catch (invalid_argument&) {
}
}
// operator=(const std::string &) with invalid
{
try {
string a(
"def");
mpq_class b;
b = a;
ASSERT_ALWAYS (
0);
/* should not be reached */
}
catch (invalid_argument&) {
}
}
// swap(mpq_class &)
{
mpq_class a(
3,
2);
mpq_class b(-
1,
4);
a.swap(b);
a.swap(a);
ASSERT_ALWAYS(a == -.
25);
ASSERT_ALWAYS(b ==
1.
5);
}
// swap(mpq_class &, mpq_class &)
{
mpq_class a(
3,
2);
mpq_class b(-
1,
4);
::swap(a, b);
::swap(a, a);
ASSERT_ALWAYS(a == -.
25);
ASSERT_ALWAYS(b ==
1.
5);
}
{
using std::swap;
mpq_class a(
3,
2);
mpq_class b(-
1,
4);
swap(a, b);
swap(a, a);
ASSERT_ALWAYS(a == -.
25);
ASSERT_ALWAYS(b ==
1.
5);
}
}
void
check_mpf (
void)
{
// operator=(const mpf_class &)
{
mpf_class a(
123), b;
b = a; ASSERT_ALWAYS(b ==
123);
}
// template <class T, class U> operator=(const __gmp_expr<T, U> &)
// not tested here, see t-unary.cc, t-binary.cc
// operator=(signed char)
{
signed char a = -
127;
mpf_class b;
b = a; ASSERT_ALWAYS(b == -
127);
}
// operator=(unsigned char)
{
unsigned char a =
255;
mpf_class b;
b = a; ASSERT_ALWAYS(b ==
255);
}
// either signed or unsigned char, machine dependent
{
mpf_class a;
a =
'A'; ASSERT_ALWAYS(a ==
65);
}
{
mpf_class a;
a =
'z'; ASSERT_ALWAYS(a ==
122);
}
// operator=(signed int)
{
signed int a =
0;
mpf_class b;
b = a; ASSERT_ALWAYS(b ==
0);
}
{
signed int a = -
123;
mpf_class b;
b = a; ASSERT_ALWAYS(b == -
123);
}
{
signed int a =
32767;
mpf_class b;
b = a; ASSERT_ALWAYS(b ==
32767);
}
// operator=(unsigned int)
{
unsigned int a =
65535u;
mpf_class b;
b = a; ASSERT_ALWAYS(b ==
65535u);
}
// operator=(signed short int)
{
signed short int a = -
12345;
mpf_class b;
b = a; ASSERT_ALWAYS(b == -
12345);
}
// operator=(unsigned short int)
{
unsigned short int a =
54321u;
mpf_class b;
b = a; ASSERT_ALWAYS(b ==
54321u);
}
// operator=(signed long int)
{
signed long int a = -
1234567890L;
mpf_class b;
b = a; ASSERT_ALWAYS(b == -
1234567890L);
}
// operator=(unsigned long int)
{
unsigned long int a =
3456789012UL;
mpf_class b;
b = a; ASSERT_ALWAYS(b ==
3456789012UL);
}
// operator=(float)
{
float a =
123.
0;
mpf_class b;
b = a; ASSERT_ALWAYS(b ==
123);
}
// operator=(double)
{
double a =
0.
0;
mpf_class b;
b = a; ASSERT_ALWAYS(b ==
0);
}
{
double a = -
12.
375;
mpf_class b;
b = a; ASSERT_ALWAYS(b == -
12.
375);
}
{
double a =
6.
789e+
3;
mpf_class b;
b = a; ASSERT_ALWAYS(b ==
6789);
}
{
double a =
9.
375e-
1;
mpf_class b;
b = a; ASSERT_ALWAYS(b ==
0.
9375);
}
// operator=(long double)
// currently not implemented
// operator=(const char *)
{
const char *a =
"1234567890";
mpf_class b;
b = a; ASSERT_ALWAYS(b ==
1234567890L);
}
// operator=(const std::string &)
{
string a(
"1234567890");
mpf_class b;
b = a; ASSERT_ALWAYS(b ==
1234567890L);
}
// operator=(const char *) with invalid
{
try {
const char *a =
"abc";
mpf_class b;
b = a;
ASSERT_ALWAYS (
0);
/* should not be reached */
}
catch (invalid_argument&) {
}
}
// operator=(const std::string &) with invalid
{
try {
string a(
"def");
mpf_class b;
b = a;
ASSERT_ALWAYS (
0);
/* should not be reached */
}
catch (invalid_argument&) {
}
}
// swap(mpf_class &)
{
mpf_class a(
123);
mpf_class b(
456);
a.swap(b);
a.swap(a);
ASSERT_ALWAYS(a ==
456);
ASSERT_ALWAYS(b ==
123);
}
// swap(mpf_class &, mpf_class &)
{
mpf_class a(
123);
mpf_class b(
456);
::swap(a, b);
::swap(a, a);
ASSERT_ALWAYS(a ==
456);
ASSERT_ALWAYS(b ==
123);
}
{
using std::swap;
mpf_class a(
123);
mpf_class b(
456);
swap(a, b);
swap(a, a);
ASSERT_ALWAYS(a ==
456);
ASSERT_ALWAYS(b ==
123);
}
}
int
main (
void)
{
tests_start();
check_mpz();
check_mpq();
check_mpf();
tests_end();
return 0;
}