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 "gmpxx.h"
23 #include "gmp-impl.h"
24 #include "tests.h"
25
26 using namespace std;
27
28 #define FOR_ALL_SIGNED_BUILTIN(F) \
29 F(signed char) \
30 F(signed short) \
31 F(signed int) \
32 F(signed long) \
33 F(float) \
34 F(double)
35
36 #define FOR_ALL_BUILTIN(F) \
37 FOR_ALL_SIGNED_BUILTIN(F) \
38 F(char) \
39 F(unsigned char) \
40 F(unsigned short) \
41 F(unsigned int) \
42 F(unsigned long)
43
44 #define FOR_ALL_GMPXX(F) \
45 F(mpz_class) \
46 F(mpq_class) \
47 F(mpf_class)
48
f(T t,U u)49 template<class T,class U> void f(T t, U u){
50 T a=t;
51 ASSERT_ALWAYS((a+=u)==(t+u)); ASSERT_ALWAYS(a==(t+u));
52 ASSERT_ALWAYS((a-=u)==t); ASSERT_ALWAYS(a==t);
53 ASSERT_ALWAYS((a*=u)==(t*u)); ASSERT_ALWAYS(a==(t*u));
54 ASSERT_ALWAYS((a/=u)==t); ASSERT_ALWAYS(a==t);
55 ASSERT_ALWAYS((a<<=5)==(t<<5)); ASSERT_ALWAYS(a==(t<<5));
56 ASSERT_ALWAYS((a>>=5)==t); ASSERT_ALWAYS(a==t);
57 }
58
g(T t,U u)59 template<class T,class U> void g(T t, U u){
60 T a=t;
61 ASSERT_ALWAYS((a%=u)==(t%u)); ASSERT_ALWAYS(a==(t%u));
62 a=t;
63 ASSERT_ALWAYS((a&=u)==(t&u)); ASSERT_ALWAYS(a==(t&u));
64 a=t;
65 ASSERT_ALWAYS((a|=u)==(t|u)); ASSERT_ALWAYS(a==(t|u));
66 a=t;
67 ASSERT_ALWAYS((a^=u)==(t^u)); ASSERT_ALWAYS(a==(t^u));
68 }
69
h(T t)70 template<class T> void h(T t){
71 T a=t;
72 ASSERT_ALWAYS((a<<=5)==(t<<5)); ASSERT_ALWAYS(a==(t<<5));
73 ASSERT_ALWAYS((a>>=5)==t); ASSERT_ALWAYS(a==t);
74 }
75
ffs(T t,U u)76 template<class T, class U> void ffs(T t, U u){
77 #define F(V) f(t,(V)u);
78 FOR_ALL_SIGNED_BUILTIN(F)
79 FOR_ALL_GMPXX(F)
80 #undef F
81 #define F(V) f(t,-(V)u);
82 FOR_ALL_GMPXX(F)
83 #undef F
84 }
85
ff(T t,U u)86 template<class T, class U> void ff(T t, U u){
87 #define F(V) f(t,(V)u);
88 FOR_ALL_BUILTIN(F)
89 FOR_ALL_GMPXX(F)
90 #undef F
91 #define F(V) f(t,-(V)u);
92 FOR_ALL_GMPXX(F)
93 #undef F
94 }
95
ggs(mpz_class t,U u)96 template<class U> void ggs(mpz_class t, U u){
97 #define F(V) g(t,(V)u);
98 FOR_ALL_SIGNED_BUILTIN(F)
99 #undef F
100 g(t,(mpz_class)u);
101 g(t,-(mpz_class)u);
102 }
103
gg(mpz_class t,U u)104 template<class U> void gg(mpz_class t, U u){
105 #define F(V) g(t,(V)u);
106 FOR_ALL_BUILTIN(F)
107 #undef F
108 g(t,(mpz_class)u);
109 g(t,-(mpz_class)u);
110 }
111
check()112 void check(){
113 mpz_class z=18;
114 mpq_class q(7,2);
115 mpf_class d=3.375;
116 h(z); h(q); h(d);
117 ff(z,13); ff(q,13); ff(d,13);
118 ffs(z,-42); ffs(q,-42); ffs(d,-42);
119 gg(z,33); ggs(z,-22);
120 }
121
122
123 int
main(void)124 main (void)
125 {
126 tests_start();
127
128 check();
129
130 tests_end();
131 return 0;
132 }
133