github.com/aergoio/aergo@v1.3.1/libtool/src/gmp-6.1.2/tests/cxx/t-ops3.cc (about)

     1  /* Test mp*_class assignment operators (+=, -=, etc)
     2  
     3  Copyright 2011 Free Software Foundation, Inc.
     4  
     5  This file is part of the GNU MP Library test suite.
     6  
     7  The GNU MP Library test suite is free software; you can redistribute it
     8  and/or modify it under the terms of the GNU General Public License as
     9  published by the Free Software Foundation; either version 3 of the License,
    10  or (at your option) any later version.
    11  
    12  The GNU MP Library test suite is distributed in the hope that it will be
    13  useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
    14  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General
    15  Public License for more details.
    16  
    17  You should have received a copy of the GNU General Public License along with
    18  the GNU MP Library test suite.  If not, see https://www.gnu.org/licenses/.  */
    19  
    20  #include "config.h"
    21  
    22  #include "gmp.h"
    23  #include "gmpxx.h"
    24  #include "gmp-impl.h"
    25  #include "tests.h"
    26  
    27  using namespace std;
    28  
    29  #define FOR_ALL_SIGNED_BUILTIN(F) \
    30  	F(signed char) \
    31  	F(signed short) \
    32  	F(signed int) \
    33  	F(signed long) \
    34  	F(float) \
    35  	F(double)
    36  
    37  #define FOR_ALL_BUILTIN(F) \
    38  	FOR_ALL_SIGNED_BUILTIN(F) \
    39  	F(char) \
    40  	F(unsigned char) \
    41  	F(unsigned short) \
    42  	F(unsigned int) \
    43  	F(unsigned long)
    44  
    45  #define FOR_ALL_GMPXX(F) \
    46  	F(mpz_class) \
    47  	F(mpq_class) \
    48  	F(mpf_class)
    49  
    50  template<class T,class U> void f(T t, U u){
    51    T a=t;
    52    ASSERT_ALWAYS((a+=u)==(t+u)); ASSERT_ALWAYS(a==(t+u));
    53    ASSERT_ALWAYS((a-=u)==t); ASSERT_ALWAYS(a==t);
    54    ASSERT_ALWAYS((a*=u)==(t*u)); ASSERT_ALWAYS(a==(t*u));
    55    ASSERT_ALWAYS((a/=u)==t); ASSERT_ALWAYS(a==t);
    56    ASSERT_ALWAYS((a<<=5)==(t<<5)); ASSERT_ALWAYS(a==(t<<5));
    57    ASSERT_ALWAYS((a>>=5)==t); ASSERT_ALWAYS(a==t);
    58  }
    59  
    60  template<class T,class U> void g(T t, U u){
    61    T a=t;
    62    ASSERT_ALWAYS((a%=u)==(t%u)); ASSERT_ALWAYS(a==(t%u));
    63    a=t;
    64    ASSERT_ALWAYS((a&=u)==(t&u)); ASSERT_ALWAYS(a==(t&u));
    65    a=t;
    66    ASSERT_ALWAYS((a|=u)==(t|u)); ASSERT_ALWAYS(a==(t|u));
    67    a=t;
    68    ASSERT_ALWAYS((a^=u)==(t^u)); ASSERT_ALWAYS(a==(t^u));
    69  }
    70  
    71  template<class T> void h(T t){
    72    T a=t;
    73    ASSERT_ALWAYS((a<<=5)==(t<<5)); ASSERT_ALWAYS(a==(t<<5));
    74    ASSERT_ALWAYS((a>>=5)==t); ASSERT_ALWAYS(a==t);
    75  }
    76  
    77  template<class T, class U> void ffs(T t, U u){
    78  #define F(V) f(t,(V)u);
    79  	FOR_ALL_SIGNED_BUILTIN(F)
    80  	FOR_ALL_GMPXX(F)
    81  #undef F
    82  #define F(V) f(t,-(V)u);
    83  	FOR_ALL_GMPXX(F)
    84  #undef F
    85  }
    86  
    87  template<class T, class U> void ff(T t, U u){
    88  #define F(V) f(t,(V)u);
    89  	FOR_ALL_BUILTIN(F)
    90  	FOR_ALL_GMPXX(F)
    91  #undef F
    92  #define F(V) f(t,-(V)u);
    93  	FOR_ALL_GMPXX(F)
    94  #undef F
    95  }
    96  
    97  template<class U> void ggs(mpz_class t, U u){
    98  #define F(V) g(t,(V)u);
    99  	FOR_ALL_SIGNED_BUILTIN(F)
   100  #undef F
   101  	g(t,(mpz_class)u);
   102  	g(t,-(mpz_class)u);
   103  }
   104  
   105  template<class U> void gg(mpz_class t, U u){
   106  #define F(V) g(t,(V)u);
   107  	FOR_ALL_BUILTIN(F)
   108  #undef F
   109  	g(t,(mpz_class)u);
   110  	g(t,-(mpz_class)u);
   111  }
   112  
   113  void check(){
   114  	mpz_class z=18;
   115  	mpq_class q(7,2);
   116  	mpf_class d=3.375;
   117  	h(z); h(q); h(d);
   118  	ff(z,13); ff(q,13); ff(d,13);
   119  	ffs(z,-42); ffs(q,-42); ffs(d,-42);
   120  	gg(z,33); ggs(z,-22);
   121  }
   122  
   123  
   124  int
   125  main (void)
   126  {
   127    tests_start();
   128  
   129    check();
   130  
   131    tests_end();
   132    return 0;
   133  }