xref: /netbsd-src/external/lgpl3/gmp/dist/tests/cxx/t-ops2z.cc (revision 1daf83e636cd998f45e5597a8f995a540e2d5b4a)
1 /* Test mp*_class operators and functions.
2 
3 Copyright 2011, 2012 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 "t-ops2.h"
21 
checkz()22 void checkz (){
23   CHECK_ALL(mpz_class,5,2,+);
24   CHECK_ALL(mpz_class,5,2,-);
25   CHECK_ALL(mpz_class,5,2,*);
26   CHECK_ALL(mpz_class,5,2,/);
27   CHECK_ALL(mpz_class,5,2,%);
28   CHECK_ALL_COMPARISONS(mpz_class,5,2);
29   CHECK_ALL_SIGNS(mpz_class,11,3,+);
30   CHECK_ALL_SIGNS(mpz_class,11,3,-);
31   CHECK_ALL_SIGNS(mpz_class,11,3,*);
32   CHECK_ALL_SIGNS(mpz_class,11,3,/);
33   CHECK_ALL_SIGNS(mpz_class,11,3,%);
34   CHECK_ALL_SIGNS(mpz_class,17,2,*);
35   CHECK_ALL_SIGNS(mpz_class,17,2,/);
36   CHECK_ALL_SIGNS(mpz_class,17,2,%);
37   CHECK(unsigned long,mpz_class,5,-2,/);
38   CHECK(unsigned long,mpz_class,5,-2,%);
39   ASSERT_ALWAYS(7ul/mpz_class(1e35)==0);
40   ASSERT_ALWAYS(7ul%mpz_class(1e35)==7);
41   ASSERT_ALWAYS(7ul/mpz_class(-1e35)==0);
42   ASSERT_ALWAYS(7ul%mpz_class(-1e35)==7);
43   CHECK_ALL_SIGNS_COMPARISONS(mpz_class,11,3);
44   CHECK_ALL(mpz_class,6,3,&);
45   CHECK_ALL(mpz_class,6,3,|);
46   CHECK_ALL(mpz_class,6,3,^);
47   CHECK(mpz_class,unsigned long,6,2,<<);
48   CHECK(mpz_class,unsigned long,6,2,>>);
49   ASSERT_ALWAYS((mpz_class(-13)<<(unsigned long)2) == (-13)*4);
50   CHECK(mpz_class,unsigned long,-13,2,>>);
51   ASSERT_ALWAYS(++mpz_class(7)==8);
52   ASSERT_ALWAYS(++mpz_class(-8)==-7);
53   ASSERT_ALWAYS(--mpz_class(8)==7);
54   ASSERT_ALWAYS(--mpz_class(-7)==-8);
55   ASSERT_ALWAYS(~mpz_class(7)==-8);
56   ASSERT_ALWAYS(~mpz_class(-8)==7);
57   ASSERT_ALWAYS(+mpz_class(7)==7);
58   ASSERT_ALWAYS(+mpz_class(-8)==-8);
59   ASSERT_ALWAYS(-mpz_class(7)==-7);
60   ASSERT_ALWAYS(-mpz_class(-8)==8);
61   ASSERT_ALWAYS(abs(mpz_class(7))==7);
62   ASSERT_ALWAYS(abs(mpz_class(-8))==8);
63   ASSERT_ALWAYS(sqrt(mpz_class(7))==2);
64   ASSERT_ALWAYS(sqrt(mpz_class(0))==0);
65   ASSERT_ALWAYS(sgn(mpz_class(0))==0);
66   ASSERT_ALWAYS(sgn(mpz_class(9))==1);
67   ASSERT_ALWAYS(sgn(mpz_class(-17))==-1);
68   ASSERT_ALWAYS(mpz_class(1)+DBL_MAX>2);
69   ASSERT_ALWAYS(mpz_class(1)+DBL_MIN<2);
70   ASSERT_ALWAYS(mpz_class(1)+std::numeric_limits<double>::denorm_min()<2);
71   ASSERT_ALWAYS(gcd(mpz_class(6),mpz_class(8))==2);
72   ASSERT_ALWAYS(gcd(-mpz_class(6),mpz_class(8))==2);
73   ASSERT_ALWAYS(gcd(-mpz_class(6),-mpz_class(8))==2);
74   ASSERT_ALWAYS(gcd(mpz_class(6),8.f)==2);
75   ASSERT_ALWAYS(gcd(-mpz_class(6),static_cast<unsigned char>(8))==2);
76   ASSERT_ALWAYS(gcd(static_cast<long>(-6),mpz_class(5)+3)==2);
77   ASSERT_ALWAYS(lcm(mpz_class(6),mpz_class(8))==24);
78   ASSERT_ALWAYS(lcm(-mpz_class(6),mpz_class(8))==24);
79   ASSERT_ALWAYS(lcm(-mpz_class(6),-mpz_class(8))==24);
80   ASSERT_ALWAYS(lcm(mpz_class(6),static_cast<short>(8))==24);
81   ASSERT_ALWAYS(lcm(-mpz_class(6),static_cast<unsigned char>(8))==24);
82   ASSERT_ALWAYS(lcm(-6.,mpz_class(5)+3)==24);
83   ASSERT_ALWAYS(factorial(mpz_class(3))==6);
84   ASSERT_ALWAYS(factorial(mpz_class(5)-1)==24);
85   ASSERT_ALWAYS(mpz_class::factorial(mpz_class(3))==6);
86   ASSERT_ALWAYS(mpz_class::factorial(mpz_class(2)*2)==24);
87   ASSERT_ALWAYS(mpz_class::factorial(3)==6);
88   ASSERT_ALWAYS(mpz_class::factorial(3ul)==6);
89   ASSERT_ALWAYS(mpz_class::factorial(3.f)==6);
90   mpz_class ret;
91   try { ret=factorial(-mpz_class(3)); ASSERT_ALWAYS(0); }
92   catch (std::domain_error&) {}
93   try { ret=mpz_class::factorial(-2); ASSERT_ALWAYS(0); }
94   catch (std::domain_error&) {}
95   try { ret=factorial(mpz_class(1)<<300); ASSERT_ALWAYS(0); }
96   catch (std::bad_alloc&) {}
97   ASSERT_ALWAYS(mpz_class::primorial(mpz_class(3))==6);
98   ASSERT_ALWAYS(mpz_class::primorial(mpz_class(2)*2)==6);
99   ASSERT_ALWAYS(mpz_class::primorial(3)==6);
100   ASSERT_ALWAYS(mpz_class::primorial(3ul)==6);
101   ASSERT_ALWAYS(mpz_class::primorial(3.f)==6);
102   try { ret=primorial(-mpz_class(3)); ASSERT_ALWAYS(0); }
103   catch (std::domain_error&) {}
104   try { ret=mpz_class::primorial(-5); ASSERT_ALWAYS(0); }
105   catch (std::domain_error&) {}
106   try { ret=primorial(mpz_class(1)<<300); ASSERT_ALWAYS(0); }
107   catch (std::bad_alloc&) {}
108   ASSERT_ALWAYS(mpz_class::fibonacci(mpz_class(6))==8);
109   ASSERT_ALWAYS(mpz_class::fibonacci(mpz_class(2)*2)==3);
110   ASSERT_ALWAYS(mpz_class::fibonacci(3)==2);
111   ASSERT_ALWAYS(mpz_class::fibonacci(3ul)==2);
112   ASSERT_ALWAYS(mpz_class::fibonacci(3.f)==2);
113   ASSERT_ALWAYS(fibonacci(-mpz_class(6))==-8);
114   ASSERT_ALWAYS(mpz_class::fibonacci(-3)==2);
115   try { ret=fibonacci(mpz_class(1)<<300); ASSERT_ALWAYS(0); }
116   catch (std::bad_alloc&) {}
117 }
118 
119 int
main(void)120 main (void)
121 {
122   tests_start();
123   checkz();
124   tests_end();
125   return 0;
126 }
127