libs/flyweight/test/test_multictor.cpp
/* Boost.Flyweight test of flyweight forwarding and initializer_list ctors.
*
* Copyright 2006-2015 Joaquin M Lopez Munoz.
* Distributed under the Boost Software License, Version 1.0.
* (See accompanying file LICENSE_1_0.txt or copy at
* http://www.boost.org/LICENSE_1_0.txt)
*
* See http://www.boost.org/libs/flyweight for library home page.
*/
#include "test_multictor.hpp"
#include <boost/config.hpp> /* keep it first to prevent nasty warns in MSVC */
#include <boost/detail/lightweight_test.hpp>
#include <boost/detail/workaround.hpp>
#include <boost/flyweight.hpp>
#include <boost/functional/hash.hpp>
#include <boost/tuple/tuple.hpp>
#include <boost/tuple/tuple_comparison.hpp>
using boost::flyweight;
#if BOOST_WORKAROUND(BOOST_MSVC,<1300)
#define NONCONST const
#else
#define NONCONST
#endif
struct multictor
{
typedef multictor type;
multictor():
t(0,0,0.0,"",false){}
multictor(NONCONST int& x0):
t(x0,0,0.0,"",false){}
multictor(int x0,NONCONST char& x1):
t(x0,x1,0.0,"",false){}
multictor(int x0,char x1,NONCONST double& x2):
t(x0,x1,x2,"",false){}
multictor(int x0,char x1,double x2,NONCONST std::string& x3):
t(x0,x1,x2,x3,false){}
multictor(int x0,char x1,double x2,const std::string& x3,NONCONST bool& x4):
t(x0,x1,x2,x3,x4){}
friend bool operator==(const type& x,const type& y){return x.t==y.t;}
friend bool operator< (const type& x,const type& y){return x.t< y.t;}
friend bool operator!=(const type& x,const type& y){return x.t!=y.t;}
friend bool operator> (const type& x,const type& y){return x.t> y.t;}
friend bool operator>=(const type& x,const type& y){return x.t>=y.t;}
friend bool operator<=(const type& x,const type& y){return x.t<=y.t;}
boost::tuples::tuple<int,char,double,std::string,bool> t;
};
#if defined(BOOST_NO_ARGUMENT_DEPENDENT_LOOKUP)
namespace boost{
#endif
inline std::size_t hash_value(const multictor& x)
{
std::size_t res=0;
boost::hash_combine(res,boost::tuples::get<0>(x.t));
boost::hash_combine(res,boost::tuples::get<1>(x.t));
boost::hash_combine(res,boost::tuples::get<2>(x.t));
boost::hash_combine(res,boost::tuples::get<3>(x.t));
boost::hash_combine(res,boost::tuples::get<4>(x.t));
return res;
}
#if defined(BOOST_NO_ARGUMENT_DEPENDENT_LOOKUP)
} /* namespace boost */
#endif
#if !defined(BOOST_NO_SFINAE)&&!defined(BOOST_NO_CXX11_HDR_INITIALIZER_LIST)
#if !defined(BOOST_NO_CXX11_UNIFIED_INITIALIZATION_SYNTAX)
#define INIT0(_) {}
#define INIT1(a) {a}
#define INIT2(a,b) {a,b}
#define INIT_LIST1(a) {a}
#define INIT_LIST2(a,b) {a,b}
#else
#define INIT0(_)
#define INIT1(a) ((a))
#define INIT2(a,b) ((a),(b))
#define INIT_LIST1(a) ({a})
#define INIT_LIST2(a,b) ({a,b})
#endif
struct initctor
{
struct arg{arg(int= 0){}};
initctor():res(-1){}
initctor(arg,arg):res(-2){}
initctor(int,unsigned int):res(-3){}
initctor(std::initializer_list<int> list):res(0)
{
typedef const int* iterator;
for(iterator it=list.begin(),it_end=list.end();it!=it_end;++it){
res+=*it;
}
}
initctor(std::initializer_list<unsigned int> list):res(0)
{
typedef const unsigned int* iterator;
for(iterator it=list.begin(),it_end=list.end();it!=it_end;++it){
res+=(int)(*it)*2;
}
}
friend bool operator==(const initctor& x,const initctor& y)
{
return x.res==y.res;
}
int res;
};
#if defined(BOOST_NO_ARGUMENT_DEPENDENT_LOOKUP)
namespace boost{
#endif
inline std::size_t hash_value(const initctor& x)
{
return (std::size_t)(x.res);
}
#if defined(BOOST_NO_ARGUMENT_DEPENDENT_LOOKUP)
} /* namespace boost */
#endif
#endif
void test_multictor()
{
flyweight<multictor> f;
multictor m;
BOOST_TEST(f==m);
int x0=1;
flyweight<multictor> f0(x0);
multictor m0(x0);
BOOST_TEST(f0==m0);
char x1='a';
flyweight<multictor> f1(1,x1);
multictor m1(1,x1);
BOOST_TEST(f1==m1);
double x2=3.1416;
flyweight<multictor> f2(1,'a',x2);
multictor m2(1,'a',x2);
BOOST_TEST(f2==m2);
std::string x3("boost");
flyweight<multictor> f3(1,'a',3.1416,x3);
multictor m3(1,'a',3.1416,x3);
BOOST_TEST(f3==m3);
bool x4=true;
flyweight<multictor> f4(1,'a',3.1416,"boost",x4);
multictor m4(1,'a',3.1416,"boost",x4);
BOOST_TEST(f4==m4);
#if !defined(BOOST_NO_SFINAE)&&!defined(BOOST_NO_CXX11_HDR_INITIALIZER_LIST)
flyweight<initctor> ff INIT0(~);
BOOST_TEST(ff.get().res==-1);
ff=flyweight<initctor> INIT2(initctor::arg(),1);
BOOST_TEST(ff.get().res==-2);
flyweight<initctor> ff0 INIT2(initctor::arg(),initctor::arg());
BOOST_TEST(ff0.get().res==-2);
ff0={1};
BOOST_TEST(ff0.get().res==1);
flyweight<initctor> ff1 INIT_LIST2(1,2);
BOOST_TEST(ff1.get().res==3);
ff1={1u,2u,3u};
BOOST_TEST(ff1.get().res==12);
flyweight<initctor> ff2 INIT_LIST1(1u);
BOOST_TEST(ff2.get().res==2);
#endif
}