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- #include <boost/config.hpp>
- #if defined(BOOST_MSVC)
- #pragma warning(disable: 4786) // identifier truncated in debug info
- #pragma warning(disable: 4710) // function not inlined
- #pragma warning(disable: 4711) // function selected for automatic inline expansion
- #pragma warning(disable: 4514) // unreferenced inline removed
- #pragma warning(disable: 4355) // 'this' : used in base member initializer list
- #if (BOOST_MSVC >= 1310)
- #pragma warning(disable: 4675) // resolved overload found with Koenig lookup
- #endif
- #endif
- #if defined(__GNUC__) && __GNUC__ > 4
- # pragma GCC diagnostic ignored "-Wdelete-non-virtual-dtor"
- #endif
- //
- // shared_ptr_test.cpp
- //
- // Copyright (c) 2002, 2003 Peter Dimov
- //
- // 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)
- //
- #include <boost/detail/lightweight_test.hpp>
- #include <boost/shared_ptr.hpp>
- #include <boost/weak_ptr.hpp>
- #include <map>
- #include <vector>
- //
- namespace n_element_type
- {
- void f(int &)
- {
- }
- void test()
- {
- typedef boost::shared_ptr<int>::element_type T;
- T t;
- f(t);
- }
- } // namespace n_element_type
- namespace n_constructors
- {
- class incomplete;
- void default_constructor()
- {
- {
- boost::shared_ptr<int> pi;
- BOOST_TEST(pi? false: true);
- BOOST_TEST(!pi);
- BOOST_TEST(pi.get() == 0);
- BOOST_TEST(pi.use_count() == 0);
- }
- {
- boost::shared_ptr<void> pv;
- BOOST_TEST(pv? false: true);
- BOOST_TEST(!pv);
- BOOST_TEST(pv.get() == 0);
- BOOST_TEST(pv.use_count() == 0);
- }
- {
- boost::shared_ptr<incomplete> px;
- BOOST_TEST(px? false: true);
- BOOST_TEST(!px);
- BOOST_TEST(px.get() == 0);
- BOOST_TEST(px.use_count() == 0);
- }
- }
- struct A
- {
- int dummy;
- };
- struct X
- {
- static long instances;
- X()
- {
- ++instances;
- }
- ~X()
- {
- --instances;
- }
- private:
- X(X const &);
- X & operator= (X const &);
- };
- long X::instances = 0;
- // virtual inheritance stresses the implementation
- struct Y: public A, public virtual X
- {
- static long instances;
- Y()
- {
- ++instances;
- }
- ~Y()
- {
- --instances;
- }
- private:
- Y(Y const &);
- Y & operator= (Y const &);
- };
- long Y::instances = 0;
- template<class T> void pc0_test(T * p)
- {
- BOOST_TEST(p == 0);
- boost::shared_ptr<T> pt(p);
- BOOST_TEST(pt? false: true);
- BOOST_TEST(!pt);
- BOOST_TEST(pt.get() == 0);
- BOOST_TEST(pt.use_count() == 1);
- BOOST_TEST(pt.unique());
- }
- void pointer_constructor()
- {
- pc0_test(static_cast<int*>(0));
- #if !defined(BOOST_MSVC) || (BOOST_MSVC > 1300)
- pc0_test(static_cast<int const*>(0));
- pc0_test(static_cast<int volatile*>(0));
- pc0_test(static_cast<int const volatile*>(0));
- #endif
- {
- boost::shared_ptr<int const> pi(static_cast<int*>(0));
- BOOST_TEST(pi? false: true);
- BOOST_TEST(!pi);
- BOOST_TEST(pi.get() == 0);
- BOOST_TEST(pi.use_count() == 1);
- BOOST_TEST(pi.unique());
- }
- {
- boost::shared_ptr<int volatile> pi(static_cast<int*>(0));
- BOOST_TEST(pi? false: true);
- BOOST_TEST(!pi);
- BOOST_TEST(pi.get() == 0);
- BOOST_TEST(pi.use_count() == 1);
- BOOST_TEST(pi.unique());
- }
- {
- boost::shared_ptr<void> pv(static_cast<int*>(0));
- BOOST_TEST(pv? false: true);
- BOOST_TEST(!pv);
- BOOST_TEST(pv.get() == 0);
- BOOST_TEST(pv.use_count() == 1);
- BOOST_TEST(pv.unique());
- }
- {
- boost::shared_ptr<void const> pv(static_cast<int*>(0));
- BOOST_TEST(pv? false: true);
- BOOST_TEST(!pv);
- BOOST_TEST(pv.get() == 0);
- BOOST_TEST(pv.use_count() == 1);
- BOOST_TEST(pv.unique());
- }
- pc0_test(static_cast<X*>(0));
- pc0_test(static_cast<X const*>(0));
- pc0_test(static_cast<X volatile*>(0));
- pc0_test(static_cast<X const volatile*>(0));
- {
- boost::shared_ptr<X const> px(static_cast<X*>(0));
- BOOST_TEST(px? false: true);
- BOOST_TEST(!px);
- BOOST_TEST(px.get() == 0);
- BOOST_TEST(px.use_count() == 1);
- BOOST_TEST(px.unique());
- }
- {
- boost::shared_ptr<X> px(static_cast<Y*>(0));
- BOOST_TEST(px? false: true);
- BOOST_TEST(!px);
- BOOST_TEST(px.get() == 0);
- BOOST_TEST(px.use_count() == 1);
- BOOST_TEST(px.unique());
- }
- {
- boost::shared_ptr<X const> px(static_cast<Y*>(0));
- BOOST_TEST(px? false: true);
- BOOST_TEST(!px);
- BOOST_TEST(px.get() == 0);
- BOOST_TEST(px.use_count() == 1);
- BOOST_TEST(px.unique());
- }
- {
- boost::shared_ptr<void> pv(static_cast<X*>(0));
- BOOST_TEST(pv? false: true);
- BOOST_TEST(!pv);
- BOOST_TEST(pv.get() == 0);
- BOOST_TEST(pv.use_count() == 1);
- BOOST_TEST(pv.unique());
- }
- {
- boost::shared_ptr<void const> pv(static_cast<X*>(0));
- BOOST_TEST(pv? false: true);
- BOOST_TEST(!pv);
- BOOST_TEST(pv.get() == 0);
- BOOST_TEST(pv.use_count() == 1);
- BOOST_TEST(pv.unique());
- }
- {
- int * p = new int(7);
- boost::shared_ptr<int> pi(p);
- BOOST_TEST(pi? true: false);
- BOOST_TEST(!!pi);
- BOOST_TEST(pi.get() == p);
- BOOST_TEST(pi.use_count() == 1);
- BOOST_TEST(pi.unique());
- BOOST_TEST(*pi == 7);
- }
- {
- int * p = new int(7);
- boost::shared_ptr<int const> pi(p);
- BOOST_TEST(pi? true: false);
- BOOST_TEST(!!pi);
- BOOST_TEST(pi.get() == p);
- BOOST_TEST(pi.use_count() == 1);
- BOOST_TEST(pi.unique());
- BOOST_TEST(*pi == 7);
- }
- {
- int * p = new int(7);
- boost::shared_ptr<void> pv(p);
- BOOST_TEST(pv? true: false);
- BOOST_TEST(!!pv);
- BOOST_TEST(pv.get() == p);
- BOOST_TEST(pv.use_count() == 1);
- BOOST_TEST(pv.unique());
- }
- {
- int * p = new int(7);
- boost::shared_ptr<void const> pv(p);
- BOOST_TEST(pv? true: false);
- BOOST_TEST(!!pv);
- BOOST_TEST(pv.get() == p);
- BOOST_TEST(pv.use_count() == 1);
- BOOST_TEST(pv.unique());
- }
- BOOST_TEST(X::instances == 0);
- {
- X * p = new X;
- boost::shared_ptr<X> px(p);
- BOOST_TEST(px? true: false);
- BOOST_TEST(!!px);
- BOOST_TEST(px.get() == p);
- BOOST_TEST(px.use_count() == 1);
- BOOST_TEST(px.unique());
- BOOST_TEST(X::instances == 1);
- }
- BOOST_TEST(X::instances == 0);
- {
- X * p = new X;
- boost::shared_ptr<X const> px(p);
- BOOST_TEST(px? true: false);
- BOOST_TEST(!!px);
- BOOST_TEST(px.get() == p);
- BOOST_TEST(px.use_count() == 1);
- BOOST_TEST(px.unique());
- BOOST_TEST(X::instances == 1);
- }
- BOOST_TEST(X::instances == 0);
- {
- X * p = new X;
- boost::shared_ptr<void> pv(p);
- BOOST_TEST(pv? true: false);
- BOOST_TEST(!!pv);
- BOOST_TEST(pv.get() == p);
- BOOST_TEST(pv.use_count() == 1);
- BOOST_TEST(pv.unique());
- BOOST_TEST(X::instances == 1);
- }
- BOOST_TEST(X::instances == 0);
- {
- X * p = new X;
- boost::shared_ptr<void const> pv(p);
- BOOST_TEST(pv? true: false);
- BOOST_TEST(!!pv);
- BOOST_TEST(pv.get() == p);
- BOOST_TEST(pv.use_count() == 1);
- BOOST_TEST(pv.unique());
- BOOST_TEST(X::instances == 1);
- }
- BOOST_TEST(X::instances == 0);
- BOOST_TEST(Y::instances == 0);
- {
- Y * p = new Y;
- boost::shared_ptr<X> px(p);
- BOOST_TEST(px? true: false);
- BOOST_TEST(!!px);
- BOOST_TEST(px.get() == p);
- BOOST_TEST(px.use_count() == 1);
- BOOST_TEST(px.unique());
- BOOST_TEST(X::instances == 1);
- BOOST_TEST(Y::instances == 1);
- }
- BOOST_TEST(X::instances == 0);
- BOOST_TEST(Y::instances == 0);
- {
- Y * p = new Y;
- boost::shared_ptr<X const> px(p);
- BOOST_TEST(px? true: false);
- BOOST_TEST(!!px);
- BOOST_TEST(px.get() == p);
- BOOST_TEST(px.use_count() == 1);
- BOOST_TEST(px.unique());
- BOOST_TEST(X::instances == 1);
- BOOST_TEST(Y::instances == 1);
- }
- BOOST_TEST(X::instances == 0);
- BOOST_TEST(Y::instances == 0);
- }
- int m = 0;
- void deleter(int * p)
- {
- BOOST_TEST(p == 0);
- }
- void deleter2(int * p)
- {
- BOOST_TEST(p == &m);
- ++*p;
- }
- struct deleter3
- {
- void operator()(incomplete * p)
- {
- BOOST_TEST(p == 0);
- }
- };
- // Borland C++ 5.5.1 fails on static_cast<incomplete*>(0)
- incomplete * p0 = 0;
- void deleter_constructor()
- {
- {
- boost::shared_ptr<int> pi(static_cast<int*>(0), deleter);
- BOOST_TEST(pi? false: true);
- BOOST_TEST(!pi);
- BOOST_TEST(pi.get() == 0);
- BOOST_TEST(pi.use_count() == 1);
- BOOST_TEST(pi.unique());
- }
- {
- boost::shared_ptr<void> pv(static_cast<int*>(0), &deleter);
- BOOST_TEST(pv? false: true);
- BOOST_TEST(!pv);
- BOOST_TEST(pv.get() == 0);
- BOOST_TEST(pv.use_count() == 1);
- BOOST_TEST(pv.unique());
- }
- {
- boost::shared_ptr<void const> pv(static_cast<int*>(0), deleter);
- BOOST_TEST(pv? false: true);
- BOOST_TEST(!pv);
- BOOST_TEST(pv.get() == 0);
- BOOST_TEST(pv.use_count() == 1);
- BOOST_TEST(pv.unique());
- }
- {
- boost::shared_ptr<incomplete> px(p0, deleter3());
- BOOST_TEST(px? false: true);
- BOOST_TEST(!px);
- BOOST_TEST(px.get() == 0);
- BOOST_TEST(px.use_count() == 1);
- BOOST_TEST(px.unique());
- }
- {
- boost::shared_ptr<void> pv(p0, deleter3());
- BOOST_TEST(pv? false: true);
- BOOST_TEST(!pv);
- BOOST_TEST(pv.get() == 0);
- BOOST_TEST(pv.use_count() == 1);
- BOOST_TEST(pv.unique());
- }
- {
- boost::shared_ptr<void const> pv(p0, deleter3());
- BOOST_TEST(pv? false: true);
- BOOST_TEST(!pv);
- BOOST_TEST(pv.get() == 0);
- BOOST_TEST(pv.use_count() == 1);
- BOOST_TEST(pv.unique());
- }
- BOOST_TEST(m == 0);
- {
- boost::shared_ptr<int> pi(&m, deleter2);
- BOOST_TEST(pi? true: false);
- BOOST_TEST(!!pi);
- BOOST_TEST(pi.get() == &m);
- BOOST_TEST(pi.use_count() == 1);
- BOOST_TEST(pi.unique());
- }
- BOOST_TEST(m == 1);
- {
- boost::shared_ptr<int const> pi(&m, &deleter2);
- BOOST_TEST(pi? true: false);
- BOOST_TEST(!!pi);
- BOOST_TEST(pi.get() == &m);
- BOOST_TEST(pi.use_count() == 1);
- BOOST_TEST(pi.unique());
- }
- BOOST_TEST(m == 2);
- {
- boost::shared_ptr<void> pv(&m, deleter2);
- BOOST_TEST(pv? true: false);
- BOOST_TEST(!!pv);
- BOOST_TEST(pv.get() == &m);
- BOOST_TEST(pv.use_count() == 1);
- BOOST_TEST(pv.unique());
- }
- BOOST_TEST(m == 3);
- {
- boost::shared_ptr<void const> pv(&m, &deleter2);
- BOOST_TEST(pv? true: false);
- BOOST_TEST(!!pv);
- BOOST_TEST(pv.get() == &m);
- BOOST_TEST(pv.use_count() == 1);
- BOOST_TEST(pv.unique());
- }
- BOOST_TEST(m == 4);
- }
- void copy_constructor()
- {
- {
- boost::shared_ptr<int> pi;
- boost::shared_ptr<int> pi2(pi);
- BOOST_TEST(pi2 == pi);
- BOOST_TEST(pi2? false: true);
- BOOST_TEST(!pi2);
- BOOST_TEST(pi2.get() == 0);
- BOOST_TEST(pi2.use_count() == pi.use_count());
- boost::shared_ptr<void> pi3(pi);
- BOOST_TEST(pi3 == pi);
- BOOST_TEST(pi3? false: true);
- BOOST_TEST(!pi3);
- BOOST_TEST(pi3.get() == 0);
- BOOST_TEST(pi3.use_count() == pi.use_count());
- boost::shared_ptr<void> pi4(pi3);
- BOOST_TEST(pi4 == pi3);
- BOOST_TEST(pi4? false: true);
- BOOST_TEST(!pi4);
- BOOST_TEST(pi4.get() == 0);
- BOOST_TEST(pi4.use_count() == pi3.use_count());
- }
- {
- boost::shared_ptr<void> pv;
- boost::shared_ptr<void> pv2(pv);
- BOOST_TEST(pv2 == pv);
- BOOST_TEST(pv2? false: true);
- BOOST_TEST(!pv2);
- BOOST_TEST(pv2.get() == 0);
- BOOST_TEST(pv2.use_count() == pv.use_count());
- }
- {
- boost::shared_ptr<incomplete> px;
- boost::shared_ptr<incomplete> px2(px);
- BOOST_TEST(px2 == px);
- BOOST_TEST(px2? false: true);
- BOOST_TEST(!px2);
- BOOST_TEST(px2.get() == 0);
- BOOST_TEST(px2.use_count() == px.use_count());
- boost::shared_ptr<void> px3(px);
- BOOST_TEST(px3 == px);
- BOOST_TEST(px3? false: true);
- BOOST_TEST(!px3);
- BOOST_TEST(px3.get() == 0);
- BOOST_TEST(px3.use_count() == px.use_count());
- }
- {
- boost::shared_ptr<int> pi(static_cast<int*>(0));
- boost::shared_ptr<int> pi2(pi);
- BOOST_TEST(pi2 == pi);
- BOOST_TEST(pi2? false: true);
- BOOST_TEST(!pi2);
- BOOST_TEST(pi2.get() == 0);
- BOOST_TEST(pi2.use_count() == 2);
- BOOST_TEST(!pi2.unique());
- BOOST_TEST(pi2.use_count() == pi.use_count());
- BOOST_TEST(!(pi < pi2 || pi2 < pi)); // shared ownership test
- boost::shared_ptr<void> pi3(pi);
- BOOST_TEST(pi3 == pi);
- BOOST_TEST(pi3? false: true);
- BOOST_TEST(!pi3);
- BOOST_TEST(pi3.get() == 0);
- BOOST_TEST(pi3.use_count() == 3);
- BOOST_TEST(!pi3.unique());
- BOOST_TEST(pi3.use_count() == pi.use_count());
- BOOST_TEST(!(pi < pi3 || pi3 < pi)); // shared ownership test
- boost::shared_ptr<void> pi4(pi2);
- BOOST_TEST(pi4 == pi2);
- BOOST_TEST(pi4? false: true);
- BOOST_TEST(!pi4);
- BOOST_TEST(pi4.get() == 0);
- BOOST_TEST(pi4.use_count() == 4);
- BOOST_TEST(!pi4.unique());
- BOOST_TEST(pi4.use_count() == pi2.use_count());
- BOOST_TEST(!(pi2 < pi4 || pi4 < pi2)); // shared ownership test
- BOOST_TEST(pi3.use_count() == pi4.use_count());
- BOOST_TEST(!(pi3 < pi4 || pi4 < pi3)); // shared ownership test
- }
- {
- boost::shared_ptr<X> px(static_cast<X*>(0));
- boost::shared_ptr<X> px2(px);
- BOOST_TEST(px2 == px);
- BOOST_TEST(px2? false: true);
- BOOST_TEST(!px2);
- BOOST_TEST(px2.get() == 0);
- BOOST_TEST(px2.use_count() == 2);
- BOOST_TEST(!px2.unique());
- BOOST_TEST(px2.use_count() == px.use_count());
- BOOST_TEST(!(px < px2 || px2 < px)); // shared ownership test
- boost::shared_ptr<void> px3(px);
- BOOST_TEST(px3 == px);
- BOOST_TEST(px3? false: true);
- BOOST_TEST(!px3);
- BOOST_TEST(px3.get() == 0);
- BOOST_TEST(px3.use_count() == 3);
- BOOST_TEST(!px3.unique());
- BOOST_TEST(px3.use_count() == px.use_count());
- BOOST_TEST(!(px < px3 || px3 < px)); // shared ownership test
- boost::shared_ptr<void> px4(px2);
- BOOST_TEST(px4 == px2);
- BOOST_TEST(px4? false: true);
- BOOST_TEST(!px4);
- BOOST_TEST(px4.get() == 0);
- BOOST_TEST(px4.use_count() == 4);
- BOOST_TEST(!px4.unique());
- BOOST_TEST(px4.use_count() == px2.use_count());
- BOOST_TEST(!(px2 < px4 || px4 < px2)); // shared ownership test
- BOOST_TEST(px3.use_count() == px4.use_count());
- BOOST_TEST(!(px3 < px4 || px4 < px3)); // shared ownership test
- }
- {
- int * p = new int(7);
- boost::shared_ptr<int> pi(p);
- boost::shared_ptr<int> pi2(pi);
- BOOST_TEST(pi2 == pi);
- BOOST_TEST(pi2? true: false);
- BOOST_TEST(!!pi2);
- BOOST_TEST(pi2.get() == p);
- BOOST_TEST(pi2.use_count() == 2);
- BOOST_TEST(!pi2.unique());
- BOOST_TEST(*pi2 == 7);
- BOOST_TEST(pi2.use_count() == pi.use_count());
- BOOST_TEST(!(pi < pi2 || pi2 < pi)); // shared ownership test
- }
- {
- int * p = new int(7);
- boost::shared_ptr<void> pv(p);
- BOOST_TEST(pv.get() == p);
- boost::shared_ptr<void> pv2(pv);
- BOOST_TEST(pv2 == pv);
- BOOST_TEST(pv2? true: false);
- BOOST_TEST(!!pv2);
- BOOST_TEST(pv2.get() == p);
- BOOST_TEST(pv2.use_count() == 2);
- BOOST_TEST(!pv2.unique());
- BOOST_TEST(pv2.use_count() == pv.use_count());
- BOOST_TEST(!(pv < pv2 || pv2 < pv)); // shared ownership test
- }
- BOOST_TEST(X::instances == 0);
- {
- X * p = new X;
- boost::shared_ptr<X> px(p);
- BOOST_TEST(px.get() == p);
- boost::shared_ptr<X> px2(px);
- BOOST_TEST(px2 == px);
- BOOST_TEST(px2? true: false);
- BOOST_TEST(!!px2);
- BOOST_TEST(px2.get() == p);
- BOOST_TEST(px2.use_count() == 2);
- BOOST_TEST(!px2.unique());
- BOOST_TEST(X::instances == 1);
- BOOST_TEST(px2.use_count() == px.use_count());
- BOOST_TEST(!(px < px2 || px2 < px)); // shared ownership test
- boost::shared_ptr<void> px3(px);
- BOOST_TEST(px3 == px);
- BOOST_TEST(px3? true: false);
- BOOST_TEST(!!px3);
- BOOST_TEST(px3.get() == p);
- BOOST_TEST(px3.use_count() == 3);
- BOOST_TEST(!px3.unique());
- BOOST_TEST(px3.use_count() == px.use_count());
- BOOST_TEST(!(px < px3 || px3 < px)); // shared ownership test
- boost::shared_ptr<void> px4(px2);
- BOOST_TEST(px4 == px2);
- BOOST_TEST(px4? true: false);
- BOOST_TEST(!!px4);
- BOOST_TEST(px4.get() == p);
- BOOST_TEST(px4.use_count() == 4);
- BOOST_TEST(!px4.unique());
- BOOST_TEST(px4.use_count() == px2.use_count());
- BOOST_TEST(!(px2 < px4 || px4 < px2)); // shared ownership test
- BOOST_TEST(px3.use_count() == px4.use_count());
- BOOST_TEST(!(px3 < px4 || px4 < px3)); // shared ownership test
- }
- BOOST_TEST(X::instances == 0);
- BOOST_TEST(Y::instances == 0);
- {
- Y * p = new Y;
- boost::shared_ptr<Y> py(p);
- BOOST_TEST(py.get() == p);
- boost::shared_ptr<X> px(py);
- BOOST_TEST(px == py);
- BOOST_TEST(px? true: false);
- BOOST_TEST(!!px);
- BOOST_TEST(px.get() == p);
- BOOST_TEST(px.use_count() == 2);
- BOOST_TEST(!px.unique());
- BOOST_TEST(px.use_count() == py.use_count());
- BOOST_TEST(!(px < py || py < px)); // shared ownership test
- BOOST_TEST(X::instances == 1);
- BOOST_TEST(Y::instances == 1);
- boost::shared_ptr<void const> pv(px);
- BOOST_TEST(pv == px);
- BOOST_TEST(pv? true: false);
- BOOST_TEST(!!pv);
- BOOST_TEST(pv.get() == px.get());
- BOOST_TEST(pv.use_count() == 3);
- BOOST_TEST(!pv.unique());
- BOOST_TEST(pv.use_count() == px.use_count());
- BOOST_TEST(!(px < pv || pv < px)); // shared ownership test
- boost::shared_ptr<void const> pv2(py);
- BOOST_TEST(pv2 == py);
- BOOST_TEST(pv2? true: false);
- BOOST_TEST(!!pv2);
- BOOST_TEST(pv2.get() == py.get());
- BOOST_TEST(pv2.use_count() == 4);
- BOOST_TEST(!pv2.unique());
- BOOST_TEST(pv2.use_count() == py.use_count());
- BOOST_TEST(!(py < pv2 || pv2 < py)); // shared ownership test
- BOOST_TEST(pv.use_count() == pv2.use_count());
- BOOST_TEST(!(pv < pv2 || pv2 < pv)); // shared ownership test
- }
- BOOST_TEST(X::instances == 0);
- BOOST_TEST(Y::instances == 0);
- }
- void weak_ptr_constructor()
- {
- {
- boost::weak_ptr<Y> wp;
- BOOST_TEST(wp.use_count() == 0);
- try
- {
- boost::shared_ptr<Y> p2(wp);
- BOOST_ERROR("shared_ptr<Y> p2(wp) failed to throw");
- }
- catch(boost::bad_weak_ptr const&)
- {
- }
- try
- {
- boost::shared_ptr<X> p3(wp);
- BOOST_ERROR("shared_ptr<X> p3(wp) failed to throw");
- }
- catch(boost::bad_weak_ptr const&)
- {
- }
- }
- {
- boost::shared_ptr<Y> p;
- boost::weak_ptr<Y> wp(p);
- if(wp.use_count() != 0) // 0 allowed but not required
- {
- boost::shared_ptr<Y> p2(wp);
- BOOST_TEST(p2.use_count() == wp.use_count());
- BOOST_TEST(p2.get() == 0);
- boost::shared_ptr<X> p3(wp);
- BOOST_TEST(p3.use_count() == wp.use_count());
- BOOST_TEST(p3.get() == 0);
- }
- }
- {
- boost::shared_ptr<Y> p(new Y);
- boost::weak_ptr<Y> wp(p);
- {
- boost::shared_ptr<Y> p2(wp);
- BOOST_TEST(p2? true: false);
- BOOST_TEST(!!p2);
- BOOST_TEST(p2.get() == p.get());
- BOOST_TEST(p2.use_count() == 2);
- BOOST_TEST(!p2.unique());
- BOOST_TEST(p2.use_count() == wp.use_count());
- BOOST_TEST(p.use_count() == p2.use_count());
- BOOST_TEST(!(p < p2 || p2 < p)); // shared ownership test
- boost::shared_ptr<X> p3(wp);
- BOOST_TEST(p3? true: false);
- BOOST_TEST(!!p3);
- BOOST_TEST(p3.get() == p.get());
- BOOST_TEST(p3.use_count() == 3);
- BOOST_TEST(!p3.unique());
- BOOST_TEST(p3.use_count() == wp.use_count());
- BOOST_TEST(p.use_count() == p3.use_count());
- }
- p.reset();
- BOOST_TEST(wp.use_count() == 0);
- try
- {
- boost::shared_ptr<Y> p2(wp);
- BOOST_ERROR("shared_ptr<Y> p2(wp) failed to throw");
- }
- catch(boost::bad_weak_ptr const&)
- {
- }
- try
- {
- boost::shared_ptr<X> p3(wp);
- BOOST_ERROR("shared_ptr<X> p3(wp) failed to throw");
- }
- catch(boost::bad_weak_ptr const&)
- {
- }
- }
- }
- #if defined(BOOST_DINKUMWARE_STDLIB) && (BOOST_DINKUMWARE_STDLIB < 306)
- # define BOOST_OLD_AUTO_PTR
- #endif
- void auto_ptr_constructor()
- {
- #if !defined( BOOST_NO_AUTO_PTR )
- {
- std::auto_ptr<int> p;
- boost::shared_ptr<int> pi(p);
- BOOST_TEST(pi? false: true);
- BOOST_TEST(!pi);
- BOOST_TEST(pi.get() == 0);
- BOOST_TEST(pi.use_count() == 1);
- BOOST_TEST(pi.unique());
- BOOST_TEST(p.get() == 0);
- }
- {
- std::auto_ptr<int> p;
- boost::shared_ptr<int const> pi(p);
- BOOST_TEST(pi? false: true);
- BOOST_TEST(!pi);
- BOOST_TEST(pi.get() == 0);
- BOOST_TEST(pi.use_count() == 1);
- BOOST_TEST(pi.unique());
- BOOST_TEST(p.get() == 0);
- }
- {
- std::auto_ptr<int> p;
- boost::shared_ptr<void> pv(p);
- BOOST_TEST(pv? false: true);
- BOOST_TEST(!pv);
- BOOST_TEST(pv.get() == 0);
- BOOST_TEST(pv.use_count() == 1);
- BOOST_TEST(pv.unique());
- BOOST_TEST(p.get() == 0);
- }
- {
- std::auto_ptr<int> p;
- boost::shared_ptr<void const> pv(p);
- BOOST_TEST(pv? false: true);
- BOOST_TEST(!pv);
- BOOST_TEST(pv.get() == 0);
- BOOST_TEST(pv.use_count() == 1);
- BOOST_TEST(pv.unique());
- BOOST_TEST(p.get() == 0);
- }
- {
- std::auto_ptr<X> p;
- boost::shared_ptr<X> px(p);
- BOOST_TEST(px? false: true);
- BOOST_TEST(!px);
- BOOST_TEST(px.get() == 0);
- BOOST_TEST(px.use_count() == 1);
- BOOST_TEST(px.unique());
- BOOST_TEST(p.get() == 0);
- }
- {
- std::auto_ptr<X> p;
- boost::shared_ptr<X const> px(p);
- BOOST_TEST(px? false: true);
- BOOST_TEST(!px);
- BOOST_TEST(px.get() == 0);
- BOOST_TEST(px.use_count() == 1);
- BOOST_TEST(px.unique());
- BOOST_TEST(p.get() == 0);
- }
- {
- std::auto_ptr<Y> p;
- boost::shared_ptr<X> px(p);
- BOOST_TEST(px? false: true);
- BOOST_TEST(!px);
- BOOST_TEST(px.get() == 0);
- BOOST_TEST(px.use_count() == 1);
- BOOST_TEST(px.unique());
- BOOST_TEST(p.get() == 0);
- }
- {
- std::auto_ptr<Y> p;
- boost::shared_ptr<X const> px(p);
- BOOST_TEST(px? false: true);
- BOOST_TEST(!px);
- BOOST_TEST(px.get() == 0);
- BOOST_TEST(px.use_count() == 1);
- BOOST_TEST(px.unique());
- BOOST_TEST(p.get() == 0);
- }
- {
- std::auto_ptr<Y> p;
- boost::shared_ptr<void> pv(p);
- BOOST_TEST(pv? false: true);
- BOOST_TEST(!pv);
- BOOST_TEST(pv.get() == 0);
- BOOST_TEST(pv.use_count() == 1);
- BOOST_TEST(pv.unique());
- BOOST_TEST(p.get() == 0);
- }
- {
- std::auto_ptr<Y> p;
- boost::shared_ptr<void const> pv(p);
- BOOST_TEST(pv? false: true);
- BOOST_TEST(!pv);
- BOOST_TEST(pv.get() == 0);
- BOOST_TEST(pv.use_count() == 1);
- BOOST_TEST(pv.unique());
- BOOST_TEST(p.get() == 0);
- }
- {
- std::auto_ptr<int> p(new int(7));
- int * q = p.get();
- boost::shared_ptr<int> pi(p);
- BOOST_TEST(pi? true: false);
- BOOST_TEST(!!pi);
- BOOST_TEST(pi.get() == q);
- BOOST_TEST(pi.use_count() == 1);
- BOOST_TEST(pi.unique());
- BOOST_TEST(*pi == 7);
- #if !defined(BOOST_OLD_AUTO_PTR)
- BOOST_TEST(p.get() == 0);
- #endif
- }
- {
- std::auto_ptr<int> p(new int(7));
- int * q = p.get();
- boost::shared_ptr<int const> pi(p);
- BOOST_TEST(pi? true: false);
- BOOST_TEST(!!pi);
- BOOST_TEST(pi.get() == q);
- BOOST_TEST(pi.use_count() == 1);
- BOOST_TEST(pi.unique());
- BOOST_TEST(*pi == 7);
- #if !defined(BOOST_OLD_AUTO_PTR)
- BOOST_TEST(p.get() == 0);
- #endif
- }
- {
- std::auto_ptr<int> p(new int(7));
- int * q = p.get();
- boost::shared_ptr<void> pv(p);
- BOOST_TEST(pv? true: false);
- BOOST_TEST(!!pv);
- BOOST_TEST(pv.get() == q);
- BOOST_TEST(pv.use_count() == 1);
- BOOST_TEST(pv.unique());
- #if !defined(BOOST_OLD_AUTO_PTR)
- BOOST_TEST(p.get() == 0);
- #endif
- }
- {
- std::auto_ptr<int> p(new int(7));
- int * q = p.get();
- boost::shared_ptr<void const> pv(p);
- BOOST_TEST(pv? true: false);
- BOOST_TEST(!!pv);
- BOOST_TEST(pv.get() == q);
- BOOST_TEST(pv.use_count() == 1);
- BOOST_TEST(pv.unique());
- #if !defined(BOOST_OLD_AUTO_PTR)
- BOOST_TEST(p.get() == 0);
- #endif
- }
- BOOST_TEST(X::instances == 0);
- {
- std::auto_ptr<X> p(new X);
- X * q = p.get();
- boost::shared_ptr<X> px(p);
- BOOST_TEST(px? true: false);
- BOOST_TEST(!!px);
- BOOST_TEST(px.get() == q);
- BOOST_TEST(px.use_count() == 1);
- BOOST_TEST(px.unique());
- BOOST_TEST(X::instances == 1);
- #if !defined(BOOST_OLD_AUTO_PTR)
- BOOST_TEST(p.get() == 0);
- #endif
- }
- BOOST_TEST(X::instances == 0);
- {
- std::auto_ptr<X> p(new X);
- X * q = p.get();
- boost::shared_ptr<X const> px(p);
- BOOST_TEST(px? true: false);
- BOOST_TEST(!!px);
- BOOST_TEST(px.get() == q);
- BOOST_TEST(px.use_count() == 1);
- BOOST_TEST(px.unique());
- BOOST_TEST(X::instances == 1);
- #if !defined(BOOST_OLD_AUTO_PTR)
- BOOST_TEST(p.get() == 0);
- #endif
- }
- BOOST_TEST(X::instances == 0);
- {
- std::auto_ptr<X> p(new X);
- X * q = p.get();
- boost::shared_ptr<void> pv(p);
- BOOST_TEST(pv? true: false);
- BOOST_TEST(!!pv);
- BOOST_TEST(pv.get() == q);
- BOOST_TEST(pv.use_count() == 1);
- BOOST_TEST(pv.unique());
- BOOST_TEST(X::instances == 1);
- #if !defined(BOOST_OLD_AUTO_PTR)
- BOOST_TEST(p.get() == 0);
- #endif
- }
- BOOST_TEST(X::instances == 0);
- {
- std::auto_ptr<X> p(new X);
- X * q = p.get();
- boost::shared_ptr<void const> pv(p);
- BOOST_TEST(pv? true: false);
- BOOST_TEST(!!pv);
- BOOST_TEST(pv.get() == q);
- BOOST_TEST(pv.use_count() == 1);
- BOOST_TEST(pv.unique());
- BOOST_TEST(X::instances == 1);
- #if !defined(BOOST_OLD_AUTO_PTR)
- BOOST_TEST(p.get() == 0);
- #endif
- }
- BOOST_TEST(X::instances == 0);
- BOOST_TEST(Y::instances == 0);
- {
- std::auto_ptr<Y> p(new Y);
- Y * q = p.get();
- boost::shared_ptr<X> px(p);
- BOOST_TEST(px? true: false);
- BOOST_TEST(!!px);
- BOOST_TEST(px.get() == q);
- BOOST_TEST(px.use_count() == 1);
- BOOST_TEST(px.unique());
- BOOST_TEST(X::instances == 1);
- BOOST_TEST(Y::instances == 1);
- #if !defined(BOOST_OLD_AUTO_PTR)
- BOOST_TEST(p.get() == 0);
- #endif
- }
- BOOST_TEST(X::instances == 0);
- BOOST_TEST(Y::instances == 0);
- {
- std::auto_ptr<Y> p(new Y);
- Y * q = p.get();
- boost::shared_ptr<X const> px(p);
- BOOST_TEST(px? true: false);
- BOOST_TEST(!!px);
- BOOST_TEST(px.get() == q);
- BOOST_TEST(px.use_count() == 1);
- BOOST_TEST(px.unique());
- BOOST_TEST(X::instances == 1);
- BOOST_TEST(Y::instances == 1);
- #if !defined(BOOST_OLD_AUTO_PTR)
- BOOST_TEST(p.get() == 0);
- #endif
- }
- BOOST_TEST(X::instances == 0);
- BOOST_TEST(Y::instances == 0);
- #endif // #if !defined( BOOST_NO_AUTO_PTR )
- }
- void test()
- {
- default_constructor();
- pointer_constructor();
- deleter_constructor();
- copy_constructor();
- weak_ptr_constructor();
- auto_ptr_constructor();
- }
- } // namespace n_constructors
- namespace n_assignment
- {
- class incomplete;
- struct A
- {
- int dummy;
- };
- struct X
- {
- static long instances;
- X()
- {
- ++instances;
- }
- ~X()
- {
- --instances;
- }
- private:
- X(X const &);
- X & operator= (X const &);
- };
- long X::instances = 0;
- struct Y: public A, public virtual X
- {
- static long instances;
- Y()
- {
- ++instances;
- }
- ~Y()
- {
- --instances;
- }
- private:
- Y(Y const &);
- Y & operator= (Y const &);
- };
- long Y::instances = 0;
- void copy_assignment()
- {
- {
- boost::shared_ptr<incomplete> p1;
- p1 = p1;
- BOOST_TEST(p1 == p1);
- BOOST_TEST(p1? false: true);
- BOOST_TEST(!p1);
- BOOST_TEST(p1.get() == 0);
- boost::shared_ptr<incomplete> p2;
- p1 = p2;
- BOOST_TEST(p1 == p2);
- BOOST_TEST(p1? false: true);
- BOOST_TEST(!p1);
- BOOST_TEST(p1.get() == 0);
- boost::shared_ptr<incomplete> p3(p1);
- p1 = p3;
- BOOST_TEST(p1 == p3);
- BOOST_TEST(p1? false: true);
- BOOST_TEST(!p1);
- BOOST_TEST(p1.get() == 0);
- }
- {
- boost::shared_ptr<void> p1;
- p1 = p1;
- BOOST_TEST(p1 == p1);
- BOOST_TEST(p1? false: true);
- BOOST_TEST(!p1);
- BOOST_TEST(p1.get() == 0);
- boost::shared_ptr<void> p2;
- p1 = p2;
- BOOST_TEST(p1 == p2);
- BOOST_TEST(p1? false: true);
- BOOST_TEST(!p1);
- BOOST_TEST(p1.get() == 0);
- boost::shared_ptr<void> p3(p1);
- p1 = p3;
- BOOST_TEST(p1 == p3);
- BOOST_TEST(p1? false: true);
- BOOST_TEST(!p1);
- BOOST_TEST(p1.get() == 0);
- boost::shared_ptr<void> p4(new int);
- BOOST_TEST(p4.use_count() == 1);
- p1 = p4;
- BOOST_TEST(p1 == p4);
- BOOST_TEST(!(p1 < p4 || p4 < p1));
- BOOST_TEST(p1.use_count() == 2);
- BOOST_TEST(p4.use_count() == 2);
- p1 = p3;
- BOOST_TEST(p1 == p3);
- BOOST_TEST(p4.use_count() == 1);
- }
- {
- boost::shared_ptr<X> p1;
- p1 = p1;
- BOOST_TEST(p1 == p1);
- BOOST_TEST(p1? false: true);
- BOOST_TEST(!p1);
- BOOST_TEST(p1.get() == 0);
- boost::shared_ptr<X> p2;
- p1 = p2;
- BOOST_TEST(p1 == p2);
- BOOST_TEST(p1? false: true);
- BOOST_TEST(!p1);
- BOOST_TEST(p1.get() == 0);
- boost::shared_ptr<X> p3(p1);
- p1 = p3;
- BOOST_TEST(p1 == p3);
- BOOST_TEST(p1? false: true);
- BOOST_TEST(!p1);
- BOOST_TEST(p1.get() == 0);
- BOOST_TEST(X::instances == 0);
- boost::shared_ptr<X> p4(new X);
- BOOST_TEST(X::instances == 1);
- p1 = p4;
- BOOST_TEST(X::instances == 1);
- BOOST_TEST(p1 == p4);
- BOOST_TEST(!(p1 < p4 || p4 < p1));
- BOOST_TEST(p1.use_count() == 2);
- p1 = p2;
- BOOST_TEST(p1 == p2);
- BOOST_TEST(X::instances == 1);
- p4 = p3;
- BOOST_TEST(p4 == p3);
- BOOST_TEST(X::instances == 0);
- }
- }
- void conversion_assignment()
- {
- {
- boost::shared_ptr<void> p1;
- boost::shared_ptr<incomplete> p2;
- p1 = p2;
- BOOST_TEST(p1 == p2);
- BOOST_TEST(p1? false: true);
- BOOST_TEST(!p1);
- BOOST_TEST(p1.get() == 0);
- boost::shared_ptr<int> p4(new int);
- BOOST_TEST(p4.use_count() == 1);
- boost::shared_ptr<void> p5(p4);
- BOOST_TEST(p4.use_count() == 2);
- p1 = p4;
- BOOST_TEST(p1 == p4);
- BOOST_TEST(!(p1 < p5 || p5 < p1));
- BOOST_TEST(p1.use_count() == 3);
- BOOST_TEST(p4.use_count() == 3);
- p1 = p2;
- BOOST_TEST(p1 == p2);
- BOOST_TEST(p4.use_count() == 2);
- }
- {
- boost::shared_ptr<X> p1;
- boost::shared_ptr<Y> p2;
- p1 = p2;
- BOOST_TEST(p1 == p2);
- BOOST_TEST(p1? false: true);
- BOOST_TEST(!p1);
- BOOST_TEST(p1.get() == 0);
- BOOST_TEST(X::instances == 0);
- BOOST_TEST(Y::instances == 0);
- boost::shared_ptr<Y> p4(new Y);
- BOOST_TEST(X::instances == 1);
- BOOST_TEST(Y::instances == 1);
- BOOST_TEST(p4.use_count() == 1);
- boost::shared_ptr<X> p5(p4);
- BOOST_TEST(p4.use_count() == 2);
- p1 = p4;
- BOOST_TEST(X::instances == 1);
- BOOST_TEST(Y::instances == 1);
- BOOST_TEST(p1 == p4);
- BOOST_TEST(!(p1 < p5 || p5 < p1));
- BOOST_TEST(p1.use_count() == 3);
- BOOST_TEST(p4.use_count() == 3);
- p1 = p2;
- BOOST_TEST(p1 == p2);
- BOOST_TEST(X::instances == 1);
- BOOST_TEST(Y::instances == 1);
- BOOST_TEST(p4.use_count() == 2);
- p4 = p2;
- p5 = p2;
- BOOST_TEST(p4 == p2);
- BOOST_TEST(X::instances == 0);
- BOOST_TEST(Y::instances == 0);
- }
- }
- void auto_ptr_assignment()
- {
- #if !defined( BOOST_NO_AUTO_PTR )
- {
- boost::shared_ptr<int> p1;
- std::auto_ptr<int> p2;
- p1 = p2;
- BOOST_TEST(p1? false: true);
- BOOST_TEST(!p1);
- BOOST_TEST(p1.get() == 0);
- BOOST_TEST(p1.use_count() == 1);
- int * p = new int;
- std::auto_ptr<int> p3(p);
- p1 = p3;
- BOOST_TEST(p1.get() == p);
- BOOST_TEST(p1.use_count() == 1);
- #if !defined(BOOST_OLD_AUTO_PTR)
- BOOST_TEST(p3.get() == 0);
- #endif
- p1 = p2;
- BOOST_TEST(p1? false: true);
- BOOST_TEST(!p1);
- BOOST_TEST(p1.get() == 0);
- BOOST_TEST(p1.use_count() == 1);
- }
- {
- boost::shared_ptr<void> p1;
- std::auto_ptr<int> p2;
- p1 = p2;
- BOOST_TEST(p1? false: true);
- BOOST_TEST(!p1);
- BOOST_TEST(p1.get() == 0);
- BOOST_TEST(p1.use_count() == 1);
- int * p = new int;
- std::auto_ptr<int> p3(p);
- p1 = p3;
- BOOST_TEST(p1.get() == p);
- BOOST_TEST(p1.use_count() == 1);
- #if !defined(BOOST_OLD_AUTO_PTR)
- BOOST_TEST(p3.get() == 0);
- #endif
- p1 = p2;
- BOOST_TEST(p1? false: true);
- BOOST_TEST(!p1);
- BOOST_TEST(p1.get() == 0);
- BOOST_TEST(p1.use_count() == 1);
- }
- {
- boost::shared_ptr<X> p1;
- std::auto_ptr<Y> p2;
- p1 = p2;
- BOOST_TEST(p1? false: true);
- BOOST_TEST(!p1);
- BOOST_TEST(p1.get() == 0);
- BOOST_TEST(p1.use_count() == 1);
- BOOST_TEST(X::instances == 0);
- BOOST_TEST(Y::instances == 0);
- Y * p = new Y;
- std::auto_ptr<Y> p3(p);
- BOOST_TEST(X::instances == 1);
- BOOST_TEST(Y::instances == 1);
- p1 = p3;
- BOOST_TEST(p1.get() == p);
- BOOST_TEST(p1.use_count() == 1);
- BOOST_TEST(X::instances == 1);
- BOOST_TEST(Y::instances == 1);
- #if !defined(BOOST_OLD_AUTO_PTR)
- BOOST_TEST(p3.get() == 0);
- #endif
- p1 = p2;
- BOOST_TEST(p1? false: true);
- BOOST_TEST(!p1);
- BOOST_TEST(p1.get() == 0);
- BOOST_TEST(p1.use_count() == 1);
- BOOST_TEST(X::instances == 0);
- BOOST_TEST(Y::instances == 0);
- }
- #endif // #if !defined( BOOST_NO_AUTO_PTR )
- }
- void test()
- {
- copy_assignment();
- conversion_assignment();
- auto_ptr_assignment();
- }
- } // namespace n_assignment
- namespace n_reset
- {
- class incomplete;
- incomplete * p0 = 0;
- void deleter(incomplete *)
- {
- }
- struct X
- {
- static long instances;
- X()
- {
- ++instances;
- }
- ~X()
- {
- --instances;
- }
- private:
- X(X const &);
- X & operator= (X const &);
- };
- long X::instances = 0;
- void plain_reset()
- {
- {
- boost::shared_ptr<int> pi;
- pi.reset();
- BOOST_TEST(pi? false: true);
- BOOST_TEST(!pi);
- BOOST_TEST(pi.get() == 0);
- BOOST_TEST(pi.use_count() == 0);
- }
- {
- boost::shared_ptr<int> pi(static_cast<int*>(0));
- pi.reset();
- BOOST_TEST(pi? false: true);
- BOOST_TEST(!pi);
- BOOST_TEST(pi.get() == 0);
- BOOST_TEST(pi.use_count() == 0);
- }
- {
- boost::shared_ptr<int> pi(new int);
- pi.reset();
- BOOST_TEST(pi? false: true);
- BOOST_TEST(!pi);
- BOOST_TEST(pi.get() == 0);
- BOOST_TEST(pi.use_count() == 0);
- }
- {
- boost::shared_ptr<incomplete> px;
- px.reset();
- BOOST_TEST(px? false: true);
- BOOST_TEST(!px);
- BOOST_TEST(px.get() == 0);
- BOOST_TEST(px.use_count() == 0);
- }
- {
- boost::shared_ptr<incomplete> px(p0, deleter);
- px.reset();
- BOOST_TEST(px? false: true);
- BOOST_TEST(!px);
- BOOST_TEST(px.get() == 0);
- BOOST_TEST(px.use_count() == 0);
- }
- {
- boost::shared_ptr<X> px;
- px.reset();
- BOOST_TEST(px? false: true);
- BOOST_TEST(!px);
- BOOST_TEST(px.get() == 0);
- BOOST_TEST(px.use_count() == 0);
- }
- {
- BOOST_TEST(X::instances == 0);
- boost::shared_ptr<X> px(new X);
- BOOST_TEST(X::instances == 1);
- px.reset();
- BOOST_TEST(px? false: true);
- BOOST_TEST(!px);
- BOOST_TEST(px.get() == 0);
- BOOST_TEST(px.use_count() == 0);
- BOOST_TEST(X::instances == 0);
- }
- {
- boost::shared_ptr<void> pv;
- pv.reset();
- BOOST_TEST(pv? false: true);
- BOOST_TEST(!pv);
- BOOST_TEST(pv.get() == 0);
- BOOST_TEST(pv.use_count() == 0);
- }
- {
- BOOST_TEST(X::instances == 0);
- boost::shared_ptr<void> pv(new X);
- BOOST_TEST(X::instances == 1);
- pv.reset();
- BOOST_TEST(pv? false: true);
- BOOST_TEST(!pv);
- BOOST_TEST(pv.get() == 0);
- BOOST_TEST(pv.use_count() == 0);
- BOOST_TEST(X::instances == 0);
- }
- }
- struct A
- {
- int dummy;
- };
- struct Y: public A, public virtual X
- {
- static long instances;
- Y()
- {
- ++instances;
- }
- ~Y()
- {
- --instances;
- }
- private:
- Y(Y const &);
- Y & operator= (Y const &);
- };
- long Y::instances = 0;
- void pointer_reset()
- {
- {
- boost::shared_ptr<int> pi;
- pi.reset(static_cast<int*>(0));
- BOOST_TEST(pi? false: true);
- BOOST_TEST(!pi);
- BOOST_TEST(pi.get() == 0);
- BOOST_TEST(pi.use_count() == 1);
- BOOST_TEST(pi.unique());
- int * p = new int;
- pi.reset(p);
- BOOST_TEST(pi? true: false);
- BOOST_TEST(!!pi);
- BOOST_TEST(pi.get() == p);
- BOOST_TEST(pi.use_count() == 1);
- BOOST_TEST(pi.unique());
- pi.reset(static_cast<int*>(0));
- BOOST_TEST(pi? false: true);
- BOOST_TEST(!pi);
- BOOST_TEST(pi.get() == 0);
- BOOST_TEST(pi.use_count() == 1);
- BOOST_TEST(pi.unique());
- }
- {
- boost::shared_ptr<X> px;
- px.reset(static_cast<X*>(0));
- BOOST_TEST(px? false: true);
- BOOST_TEST(!px);
- BOOST_TEST(px.get() == 0);
- BOOST_TEST(px.use_count() == 1);
- BOOST_TEST(px.unique());
- BOOST_TEST(X::instances == 0);
- X * p = new X;
- px.reset(p);
- BOOST_TEST(px? true: false);
- BOOST_TEST(!!px);
- BOOST_TEST(px.get() == p);
- BOOST_TEST(px.use_count() == 1);
- BOOST_TEST(px.unique());
- BOOST_TEST(X::instances == 1);
- px.reset(static_cast<X*>(0));
- BOOST_TEST(px? false: true);
- BOOST_TEST(!px);
- BOOST_TEST(px.get() == 0);
- BOOST_TEST(px.use_count() == 1);
- BOOST_TEST(px.unique());
- BOOST_TEST(X::instances == 0);
- BOOST_TEST(Y::instances == 0);
- Y * q = new Y;
- px.reset(q);
- BOOST_TEST(px? true: false);
- BOOST_TEST(!!px);
- BOOST_TEST(px.get() == q);
- BOOST_TEST(px.use_count() == 1);
- BOOST_TEST(px.unique());
- BOOST_TEST(X::instances == 1);
- BOOST_TEST(Y::instances == 1);
- px.reset(static_cast<Y*>(0));
- BOOST_TEST(px? false: true);
- BOOST_TEST(!px);
- BOOST_TEST(px.get() == 0);
- BOOST_TEST(px.use_count() == 1);
- BOOST_TEST(px.unique());
- BOOST_TEST(X::instances == 0);
- BOOST_TEST(Y::instances == 0);
- }
- {
- boost::shared_ptr<void> pv;
- pv.reset(static_cast<X*>(0));
- BOOST_TEST(pv? false: true);
- BOOST_TEST(!pv);
- BOOST_TEST(pv.get() == 0);
- BOOST_TEST(pv.use_count() == 1);
- BOOST_TEST(pv.unique());
- BOOST_TEST(X::instances == 0);
- X * p = new X;
- pv.reset(p);
- BOOST_TEST(pv? true: false);
- BOOST_TEST(!!pv);
- BOOST_TEST(pv.get() == p);
- BOOST_TEST(pv.use_count() == 1);
- BOOST_TEST(pv.unique());
- BOOST_TEST(X::instances == 1);
- pv.reset(static_cast<X*>(0));
- BOOST_TEST(pv? false: true);
- BOOST_TEST(!pv);
- BOOST_TEST(pv.get() == 0);
- BOOST_TEST(pv.use_count() == 1);
- BOOST_TEST(pv.unique());
- BOOST_TEST(X::instances == 0);
- BOOST_TEST(Y::instances == 0);
- Y * q = new Y;
- pv.reset(q);
- BOOST_TEST(pv? true: false);
- BOOST_TEST(!!pv);
- BOOST_TEST(pv.get() == q);
- BOOST_TEST(pv.use_count() == 1);
- BOOST_TEST(pv.unique());
- BOOST_TEST(X::instances == 1);
- BOOST_TEST(Y::instances == 1);
- pv.reset(static_cast<Y*>(0));
- BOOST_TEST(pv? false: true);
- BOOST_TEST(!pv);
- BOOST_TEST(pv.get() == 0);
- BOOST_TEST(pv.use_count() == 1);
- BOOST_TEST(pv.unique());
- BOOST_TEST(X::instances == 0);
- BOOST_TEST(Y::instances == 0);
- }
- }
- void * deleted = 0;
- void deleter2(void * p)
- {
- deleted = p;
- }
- void deleter_reset()
- {
- {
- boost::shared_ptr<int> pi;
- pi.reset(static_cast<int*>(0), deleter2);
- BOOST_TEST(pi? false: true);
- BOOST_TEST(!pi);
- BOOST_TEST(pi.get() == 0);
- BOOST_TEST(pi.use_count() == 1);
- BOOST_TEST(pi.unique());
- deleted = π
- int m = 0;
- pi.reset(&m, deleter2);
- BOOST_TEST(deleted == 0);
- BOOST_TEST(pi? true: false);
- BOOST_TEST(!!pi);
- BOOST_TEST(pi.get() == &m);
- BOOST_TEST(pi.use_count() == 1);
- BOOST_TEST(pi.unique());
- pi.reset(static_cast<int*>(0), deleter2);
- BOOST_TEST(deleted == &m);
- BOOST_TEST(pi? false: true);
- BOOST_TEST(!pi);
- BOOST_TEST(pi.get() == 0);
- BOOST_TEST(pi.use_count() == 1);
- BOOST_TEST(pi.unique());
- pi.reset();
- BOOST_TEST(deleted == 0);
- }
- {
- boost::shared_ptr<X> px;
- px.reset(static_cast<X*>(0), deleter2);
- BOOST_TEST(px? false: true);
- BOOST_TEST(!px);
- BOOST_TEST(px.get() == 0);
- BOOST_TEST(px.use_count() == 1);
- BOOST_TEST(px.unique());
- deleted = &px;
- X x;
- px.reset(&x, deleter2);
- BOOST_TEST(deleted == 0);
- BOOST_TEST(px? true: false);
- BOOST_TEST(!!px);
- BOOST_TEST(px.get() == &x);
- BOOST_TEST(px.use_count() == 1);
- BOOST_TEST(px.unique());
- px.reset(static_cast<X*>(0), deleter2);
- BOOST_TEST(deleted == &x);
- BOOST_TEST(px? false: true);
- BOOST_TEST(!px);
- BOOST_TEST(px.get() == 0);
- BOOST_TEST(px.use_count() == 1);
- BOOST_TEST(px.unique());
- Y y;
- px.reset(&y, deleter2);
- BOOST_TEST(deleted == 0);
- BOOST_TEST(px? true: false);
- BOOST_TEST(!!px);
- BOOST_TEST(px.get() == &y);
- BOOST_TEST(px.use_count() == 1);
- BOOST_TEST(px.unique());
- px.reset(static_cast<Y*>(0), deleter2);
- BOOST_TEST(deleted == &y);
- BOOST_TEST(px? false: true);
- BOOST_TEST(!px);
- BOOST_TEST(px.get() == 0);
- BOOST_TEST(px.use_count() == 1);
- BOOST_TEST(px.unique());
- px.reset();
- BOOST_TEST(deleted == 0);
- }
- {
- boost::shared_ptr<void> pv;
- pv.reset(static_cast<X*>(0), deleter2);
- BOOST_TEST(pv? false: true);
- BOOST_TEST(!pv);
- BOOST_TEST(pv.get() == 0);
- BOOST_TEST(pv.use_count() == 1);
- BOOST_TEST(pv.unique());
- deleted = &pv;
- X x;
- pv.reset(&x, deleter2);
- BOOST_TEST(deleted == 0);
- BOOST_TEST(pv? true: false);
- BOOST_TEST(!!pv);
- BOOST_TEST(pv.get() == &x);
- BOOST_TEST(pv.use_count() == 1);
- BOOST_TEST(pv.unique());
- pv.reset(static_cast<X*>(0), deleter2);
- BOOST_TEST(deleted == &x);
- BOOST_TEST(pv? false: true);
- BOOST_TEST(!pv);
- BOOST_TEST(pv.get() == 0);
- BOOST_TEST(pv.use_count() == 1);
- BOOST_TEST(pv.unique());
- Y y;
- pv.reset(&y, deleter2);
- BOOST_TEST(deleted == 0);
- BOOST_TEST(pv? true: false);
- BOOST_TEST(!!pv);
- BOOST_TEST(pv.get() == &y);
- BOOST_TEST(pv.use_count() == 1);
- BOOST_TEST(pv.unique());
- pv.reset(static_cast<Y*>(0), deleter2);
- BOOST_TEST(deleted == &y);
- BOOST_TEST(pv? false: true);
- BOOST_TEST(!pv);
- BOOST_TEST(pv.get() == 0);
- BOOST_TEST(pv.use_count() == 1);
- BOOST_TEST(pv.unique());
- pv.reset();
- BOOST_TEST(deleted == 0);
- }
- {
- boost::shared_ptr<incomplete> px;
- px.reset(p0, deleter2);
- BOOST_TEST(px? false: true);
- BOOST_TEST(!px);
- BOOST_TEST(px.get() == 0);
- BOOST_TEST(px.use_count() == 1);
- BOOST_TEST(px.unique());
- deleted = &px;
- px.reset(p0, deleter2);
- BOOST_TEST(deleted == 0);
- }
- }
- void test()
- {
- plain_reset();
- pointer_reset();
- deleter_reset();
- }
- } // namespace n_reset
- namespace n_access
- {
- struct X
- {
- };
- void test()
- {
- {
- boost::shared_ptr<X> px;
- BOOST_TEST(px.get() == 0);
- BOOST_TEST(px? false: true);
- BOOST_TEST(!px);
- #if defined(BOOST_NO_ARGUMENT_DEPENDENT_LOOKUP)
- using boost::get_pointer;
- #endif
- BOOST_TEST(get_pointer(px) == px.get());
- }
- {
- boost::shared_ptr<X> px(static_cast<X*>(0));
- BOOST_TEST(px.get() == 0);
- BOOST_TEST(px? false: true);
- BOOST_TEST(!px);
- #if defined(BOOST_NO_ARGUMENT_DEPENDENT_LOOKUP)
- using boost::get_pointer;
- #endif
- BOOST_TEST(get_pointer(px) == px.get());
- }
- {
- boost::shared_ptr<X> px(static_cast<X*>(0), boost::checked_deleter<X>());
- BOOST_TEST(px.get() == 0);
- BOOST_TEST(px? false: true);
- BOOST_TEST(!px);
- #if defined(BOOST_NO_ARGUMENT_DEPENDENT_LOOKUP)
- using boost::get_pointer;
- #endif
- BOOST_TEST(get_pointer(px) == px.get());
- }
- {
- X * p = new X;
- boost::shared_ptr<X> px(p);
- BOOST_TEST(px.get() == p);
- BOOST_TEST(px? true: false);
- BOOST_TEST(!!px);
- BOOST_TEST(&*px == px.get());
- BOOST_TEST(px.operator ->() == px.get());
- #if defined(BOOST_NO_ARGUMENT_DEPENDENT_LOOKUP)
- using boost::get_pointer;
- #endif
- BOOST_TEST(get_pointer(px) == px.get());
- }
- {
- X * p = new X;
- boost::shared_ptr<X> px(p, boost::checked_deleter<X>());
- BOOST_TEST(px.get() == p);
- BOOST_TEST(px? true: false);
- BOOST_TEST(!!px);
- BOOST_TEST(&*px == px.get());
- BOOST_TEST(px.operator ->() == px.get());
- #if defined(BOOST_NO_ARGUMENT_DEPENDENT_LOOKUP)
- using boost::get_pointer;
- #endif
- BOOST_TEST(get_pointer(px) == px.get());
- }
- }
- } // namespace n_access
- namespace n_use_count
- {
- struct X
- {
- };
- void test()
- {
- {
- boost::shared_ptr<X> px(static_cast<X*>(0));
- BOOST_TEST(px.use_count() == 1);
- BOOST_TEST(px.unique());
- boost::shared_ptr<X> px2(px);
- BOOST_TEST(px2.use_count() == 2);
- BOOST_TEST(!px2.unique());
- BOOST_TEST(px.use_count() == 2);
- BOOST_TEST(!px.unique());
- }
- {
- boost::shared_ptr<X> px(new X);
- BOOST_TEST(px.use_count() == 1);
- BOOST_TEST(px.unique());
- boost::shared_ptr<X> px2(px);
- BOOST_TEST(px2.use_count() == 2);
- BOOST_TEST(!px2.unique());
- BOOST_TEST(px.use_count() == 2);
- BOOST_TEST(!px.unique());
- }
- {
- boost::shared_ptr<X> px(new X, boost::checked_deleter<X>());
- BOOST_TEST(px.use_count() == 1);
- BOOST_TEST(px.unique());
- boost::shared_ptr<X> px2(px);
- BOOST_TEST(px2.use_count() == 2);
- BOOST_TEST(!px2.unique());
- BOOST_TEST(px.use_count() == 2);
- BOOST_TEST(!px.unique());
- }
- }
- } // namespace n_use_count
- namespace n_swap
- {
- struct X
- {
- };
- void test()
- {
- {
- boost::shared_ptr<X> px;
- boost::shared_ptr<X> px2;
- px.swap(px2);
- BOOST_TEST(px.get() == 0);
- BOOST_TEST(px2.get() == 0);
- using std::swap;
- swap(px, px2);
- BOOST_TEST(px.get() == 0);
- BOOST_TEST(px2.get() == 0);
- }
- {
- X * p = new X;
- boost::shared_ptr<X> px;
- boost::shared_ptr<X> px2(p);
- boost::shared_ptr<X> px3(px2);
- px.swap(px2);
- BOOST_TEST(px.get() == p);
- BOOST_TEST(px.use_count() == 2);
- BOOST_TEST(px2.get() == 0);
- BOOST_TEST(px3.get() == p);
- BOOST_TEST(px3.use_count() == 2);
- using std::swap;
- swap(px, px2);
- BOOST_TEST(px.get() == 0);
- BOOST_TEST(px2.get() == p);
- BOOST_TEST(px2.use_count() == 2);
- BOOST_TEST(px3.get() == p);
- BOOST_TEST(px3.use_count() == 2);
- }
- {
- X * p1 = new X;
- X * p2 = new X;
- boost::shared_ptr<X> px(p1);
- boost::shared_ptr<X> px2(p2);
- boost::shared_ptr<X> px3(px2);
- px.swap(px2);
- BOOST_TEST(px.get() == p2);
- BOOST_TEST(px.use_count() == 2);
- BOOST_TEST(px2.get() == p1);
- BOOST_TEST(px2.use_count() == 1);
- BOOST_TEST(px3.get() == p2);
- BOOST_TEST(px3.use_count() == 2);
- using std::swap;
- swap(px, px2);
- BOOST_TEST(px.get() == p1);
- BOOST_TEST(px.use_count() == 1);
- BOOST_TEST(px2.get() == p2);
- BOOST_TEST(px2.use_count() == 2);
- BOOST_TEST(px3.get() == p2);
- BOOST_TEST(px3.use_count() == 2);
- }
- }
- } // namespace n_swap
- namespace n_comparison
- {
- struct X
- {
- int dummy;
- };
- struct Y
- {
- int dummy2;
- };
- struct Z: public X, public virtual Y
- {
- };
- void test()
- {
- {
- boost::shared_ptr<X> px;
- BOOST_TEST(px == px);
- BOOST_TEST(!(px != px));
- BOOST_TEST(!(px < px));
- boost::shared_ptr<X> px2;
- BOOST_TEST(px.get() == px2.get());
- BOOST_TEST(px == px2);
- BOOST_TEST(!(px != px2));
- BOOST_TEST(!(px < px2 && px2 < px));
- }
- {
- boost::shared_ptr<X> px;
- boost::shared_ptr<X> px2(px);
- BOOST_TEST(px2 == px2);
- BOOST_TEST(!(px2 != px2));
- BOOST_TEST(!(px2 < px2));
- BOOST_TEST(px.get() == px2.get());
- BOOST_TEST(px == px2);
- BOOST_TEST(!(px != px2));
- BOOST_TEST(!(px < px2 && px2 < px));
- }
- {
- boost::shared_ptr<X> px;
- boost::shared_ptr<X> px2(new X);
- BOOST_TEST(px2 == px2);
- BOOST_TEST(!(px2 != px2));
- BOOST_TEST(!(px2 < px2));
- BOOST_TEST(px.get() != px2.get());
- BOOST_TEST(px != px2);
- BOOST_TEST(!(px == px2));
- BOOST_TEST(px < px2 || px2 < px);
- BOOST_TEST(!(px < px2 && px2 < px));
- }
- {
- boost::shared_ptr<X> px(new X);
- boost::shared_ptr<X> px2(new X);
- BOOST_TEST(px.get() != px2.get());
- BOOST_TEST(px != px2);
- BOOST_TEST(!(px == px2));
- BOOST_TEST(px < px2 || px2 < px);
- BOOST_TEST(!(px < px2 && px2 < px));
- }
- {
- boost::shared_ptr<X> px(new X);
- boost::shared_ptr<X> px2(px);
- BOOST_TEST(px2 == px2);
- BOOST_TEST(!(px2 != px2));
- BOOST_TEST(!(px2 < px2));
- BOOST_TEST(px.get() == px2.get());
- BOOST_TEST(px == px2);
- BOOST_TEST(!(px != px2));
- BOOST_TEST(!(px < px2 || px2 < px));
- }
- {
- boost::shared_ptr<X> px(new X);
- boost::shared_ptr<Y> py(new Y);
- boost::shared_ptr<Z> pz(new Z);
- BOOST_TEST(px.get() != pz.get());
- BOOST_TEST(px != pz);
- BOOST_TEST(!(px == pz));
- BOOST_TEST(py.get() != pz.get());
- BOOST_TEST(py != pz);
- BOOST_TEST(!(py == pz));
- BOOST_TEST(px < py || py < px);
- BOOST_TEST(px < pz || pz < px);
- BOOST_TEST(py < pz || pz < py);
- BOOST_TEST(!(px < py && py < px));
- BOOST_TEST(!(px < pz && pz < px));
- BOOST_TEST(!(py < pz && pz < py));
- boost::shared_ptr<void> pvx(px);
- BOOST_TEST(pvx == pvx);
- BOOST_TEST(!(pvx != pvx));
- BOOST_TEST(!(pvx < pvx));
- boost::shared_ptr<void> pvy(py);
- boost::shared_ptr<void> pvz(pz);
- BOOST_TEST(pvx < pvy || pvy < pvx);
- BOOST_TEST(pvx < pvz || pvz < pvx);
- BOOST_TEST(pvy < pvz || pvz < pvy);
- BOOST_TEST(!(pvx < pvy && pvy < pvx));
- BOOST_TEST(!(pvx < pvz && pvz < pvx));
- BOOST_TEST(!(pvy < pvz && pvz < pvy));
- }
- {
- boost::shared_ptr<Z> pz(new Z);
- boost::shared_ptr<X> px(pz);
- BOOST_TEST(px == px);
- BOOST_TEST(!(px != px));
- BOOST_TEST(!(px < px));
- boost::shared_ptr<Y> py(pz);
- BOOST_TEST(px.get() == pz.get());
- BOOST_TEST(px == pz);
- BOOST_TEST(!(px != pz));
- BOOST_TEST(py.get() == pz.get());
- BOOST_TEST(py == pz);
- BOOST_TEST(!(py != pz));
- BOOST_TEST(!(px < py || py < px));
- BOOST_TEST(!(px < pz || pz < px));
- BOOST_TEST(!(py < pz || pz < py));
- boost::shared_ptr<void> pvx(px);
- boost::shared_ptr<void> pvy(py);
- boost::shared_ptr<void> pvz(pz);
- // pvx and pvy aren't equal...
- BOOST_TEST(pvx.get() != pvy.get());
- BOOST_TEST(pvx != pvy);
- BOOST_TEST(!(pvx == pvy));
- // ... but they share ownership ...
- BOOST_TEST(!(pvx < pvy || pvy < pvx));
- // ... with pvz
- BOOST_TEST(!(pvx < pvz || pvz < pvx));
- BOOST_TEST(!(pvy < pvz || pvz < pvy));
- }
- }
- } // namespace n_comparison
- namespace n_static_cast
- {
- struct X
- {
- };
- struct Y: public X
- {
- };
- void test()
- {
- {
- boost::shared_ptr<void> pv;
- boost::shared_ptr<int> pi = boost::static_pointer_cast<int>(pv);
- BOOST_TEST(pi.get() == 0);
- boost::shared_ptr<X> px = boost::static_pointer_cast<X>(pv);
- BOOST_TEST(px.get() == 0);
- }
- {
- boost::shared_ptr<int> pi(new int);
- boost::shared_ptr<void> pv(pi);
- boost::shared_ptr<int> pi2 = boost::static_pointer_cast<int>(pv);
- BOOST_TEST(pi.get() == pi2.get());
- BOOST_TEST(!(pi < pi2 || pi2 < pi));
- BOOST_TEST(pi.use_count() == 3);
- BOOST_TEST(pv.use_count() == 3);
- BOOST_TEST(pi2.use_count() == 3);
- }
- {
- boost::shared_ptr<X> px(new X);
- boost::shared_ptr<void> pv(px);
- boost::shared_ptr<X> px2 = boost::static_pointer_cast<X>(pv);
- BOOST_TEST(px.get() == px2.get());
- BOOST_TEST(!(px < px2 || px2 < px));
- BOOST_TEST(px.use_count() == 3);
- BOOST_TEST(pv.use_count() == 3);
- BOOST_TEST(px2.use_count() == 3);
- }
- {
- boost::shared_ptr<X> px(new Y);
- boost::shared_ptr<Y> py = boost::static_pointer_cast<Y>(px);
- BOOST_TEST(px.get() == py.get());
- BOOST_TEST(px.use_count() == 2);
- BOOST_TEST(py.use_count() == 2);
- boost::shared_ptr<X> px2(py);
- BOOST_TEST(!(px < px2 || px2 < px));
- }
- }
- } // namespace n_static_cast
- namespace n_const_cast
- {
- struct X;
- void test()
- {
- {
- boost::shared_ptr<void const volatile> px;
- boost::shared_ptr<void> px2 = boost::const_pointer_cast<void>(px);
- BOOST_TEST(px2.get() == 0);
- }
- {
- boost::shared_ptr<int const volatile> px;
- boost::shared_ptr<int> px2 = boost::const_pointer_cast<int>(px);
- BOOST_TEST(px2.get() == 0);
- }
- {
- boost::shared_ptr<X const volatile> px;
- boost::shared_ptr<X> px2 = boost::const_pointer_cast<X>(px);
- BOOST_TEST(px2.get() == 0);
- }
- {
- boost::shared_ptr<void const volatile> px(new int);
- boost::shared_ptr<void> px2 = boost::const_pointer_cast<void>(px);
- BOOST_TEST(px.get() == px2.get());
- BOOST_TEST(!(px < px2 || px2 < px));
- BOOST_TEST(px.use_count() == 2);
- BOOST_TEST(px2.use_count() == 2);
- }
- {
- boost::shared_ptr<int const volatile> px(new int);
- boost::shared_ptr<int> px2 = boost::const_pointer_cast<int>(px);
- BOOST_TEST(px.get() == px2.get());
- BOOST_TEST(!(px < px2 || px2 < px));
- BOOST_TEST(px.use_count() == 2);
- BOOST_TEST(px2.use_count() == 2);
- }
- }
- } // namespace n_const_cast
- #if !defined( BOOST_NO_RTTI )
- namespace n_dynamic_cast
- {
- struct V
- {
- virtual ~V() {}
- };
- struct W: public V
- {
- };
- void test()
- {
- {
- boost::shared_ptr<V> pv;
- boost::shared_ptr<W> pw = boost::dynamic_pointer_cast<W>(pv);
- BOOST_TEST(pw.get() == 0);
- }
- {
- boost::shared_ptr<V> pv(static_cast<V*>(0));
- boost::shared_ptr<W> pw = boost::dynamic_pointer_cast<W>(pv);
- BOOST_TEST(pw.get() == 0);
- boost::shared_ptr<V> pv2(pw);
- BOOST_TEST(pv < pv2 || pv2 < pv);
- }
- {
- boost::shared_ptr<V> pv(static_cast<W*>(0));
- boost::shared_ptr<W> pw = boost::dynamic_pointer_cast<W>(pv);
- BOOST_TEST(pw.get() == 0);
- boost::shared_ptr<V> pv2(pw);
- BOOST_TEST(pv < pv2 || pv2 < pv);
- }
- {
- boost::shared_ptr<V> pv(new V);
- boost::shared_ptr<W> pw = boost::dynamic_pointer_cast<W>(pv);
- BOOST_TEST(pw.get() == 0);
- boost::shared_ptr<V> pv2(pw);
- BOOST_TEST(pv < pv2 || pv2 < pv);
- }
- {
- boost::shared_ptr<V> pv(new W);
- boost::shared_ptr<W> pw = boost::dynamic_pointer_cast<W>(pv);
- BOOST_TEST(pw.get() == pv.get());
- BOOST_TEST(pv.use_count() == 2);
- BOOST_TEST(pw.use_count() == 2);
- boost::shared_ptr<V> pv2(pw);
- BOOST_TEST(!(pv < pv2 || pv2 < pv));
- }
- }
- } // namespace n_dynamic_cast
- #endif
- namespace n_map
- {
- struct X
- {
- };
- void test()
- {
- std::vector< boost::shared_ptr<int> > vi;
- {
- boost::shared_ptr<int> pi1(new int);
- boost::shared_ptr<int> pi2(new int);
- boost::shared_ptr<int> pi3(new int);
- vi.push_back(pi1);
- vi.push_back(pi1);
- vi.push_back(pi1);
- vi.push_back(pi2);
- vi.push_back(pi1);
- vi.push_back(pi2);
- vi.push_back(pi1);
- vi.push_back(pi3);
- vi.push_back(pi3);
- vi.push_back(pi2);
- vi.push_back(pi1);
- }
- std::vector< boost::shared_ptr<X> > vx;
- {
- boost::shared_ptr<X> px1(new X);
- boost::shared_ptr<X> px2(new X);
- boost::shared_ptr<X> px3(new X);
- vx.push_back(px2);
- vx.push_back(px2);
- vx.push_back(px1);
- vx.push_back(px2);
- vx.push_back(px1);
- vx.push_back(px1);
- vx.push_back(px1);
- vx.push_back(px2);
- vx.push_back(px1);
- vx.push_back(px3);
- vx.push_back(px2);
- }
- std::map< boost::shared_ptr<void>, long > m;
- {
- for(std::vector< boost::shared_ptr<int> >::iterator i = vi.begin(); i != vi.end(); ++i)
- {
- ++m[*i];
- }
- }
- {
- for(std::vector< boost::shared_ptr<X> >::iterator i = vx.begin(); i != vx.end(); ++i)
- {
- ++m[*i];
- }
- }
- {
- for(std::map< boost::shared_ptr<void>, long >::iterator i = m.begin(); i != m.end(); ++i)
- {
- BOOST_TEST(i->first.use_count() == i->second + 1);
- }
- }
- }
- } // namespace n_map
- namespace n_transitive
- {
- struct X
- {
- X(): next() {}
- boost::shared_ptr<X> next;
- };
- void test()
- {
- boost::shared_ptr<X> p(new X);
- p->next = boost::shared_ptr<X>(new X);
- BOOST_TEST(!p->next->next);
- p = p->next;
- BOOST_TEST(!p->next);
- }
- } // namespace n_transitive
- namespace n_report_1
- {
- class foo
- {
- public:
- foo(): m_self(this)
- {
- }
- void suicide()
- {
- m_self.reset();
- }
- private:
- boost::shared_ptr<foo> m_self;
- };
- void test()
- {
- foo * foo_ptr = new foo;
- foo_ptr->suicide();
- }
- } // namespace n_report_1
- // Test case by Per Kristensen
- namespace n_report_2
- {
- class foo
- {
- public:
- void setWeak(boost::shared_ptr<foo> s)
- {
- w = s;
- }
- private:
- boost::weak_ptr<foo> w;
- };
-
- class deleter
- {
- public:
- deleter(): lock(0)
- {
- }
- ~deleter()
- {
- BOOST_TEST(lock == 0);
- }
- void operator() (foo * p)
- {
- ++lock;
- delete p;
- --lock;
- }
-
- private:
- int lock;
- };
-
- void test()
- {
- boost::shared_ptr<foo> s(new foo, deleter());
- s->setWeak(s);
- s.reset();
- }
- } // namespace n_report_2
- namespace n_spt_incomplete
- {
- class file;
- boost::shared_ptr<file> fopen(char const * name, char const * mode);
- void fread(boost::shared_ptr<file> f, void * data, long size);
- int file_instances = 0;
- void test()
- {
- BOOST_TEST(file_instances == 0);
- {
- boost::shared_ptr<file> pf = fopen("name", "mode");
- BOOST_TEST(file_instances == 1);
- fread(pf, 0, 17041);
- }
- BOOST_TEST(file_instances == 0);
- }
- } // namespace n_spt_incomplete
- namespace n_spt_pimpl
- {
- class file
- {
- private:
- class impl;
- boost::shared_ptr<impl> pimpl_;
- public:
- file(char const * name, char const * mode);
- // compiler generated members are fine and useful
- void read(void * data, long size);
- long total_size() const;
- };
- int file_instances = 0;
- void test()
- {
- BOOST_TEST(file_instances == 0);
- {
- file f("name", "mode");
- BOOST_TEST(file_instances == 1);
- f.read(0, 152);
- file f2(f);
- BOOST_TEST(file_instances == 1);
- f2.read(0, 894);
- BOOST_TEST(f.total_size() == 152+894);
- {
- file f3("name2", "mode2");
- BOOST_TEST(file_instances == 2);
- }
- BOOST_TEST(file_instances == 1);
- }
- BOOST_TEST(file_instances == 0);
- }
- } // namespace n_spt_pimpl
- namespace n_spt_abstract
- {
- class X
- {
- public:
- virtual void f(int) = 0;
- virtual int g() = 0;
- protected:
- ~X() {}
- };
- boost::shared_ptr<X> createX();
- int X_instances = 0;
- void test()
- {
- BOOST_TEST(X_instances == 0);
- {
- boost::shared_ptr<X> px = createX();
- BOOST_TEST(X_instances == 1);
- px->f(18);
- px->f(152);
- BOOST_TEST(px->g() == 170);
- }
- BOOST_TEST(X_instances == 0);
- }
- } // namespace n_spt_abstract
- namespace n_spt_preventing_delete
- {
- int X_instances = 0;
- class X
- {
- private:
- X()
- {
- ++X_instances;
- }
- ~X()
- {
- --X_instances;
- }
- class deleter;
- friend class deleter;
- class deleter
- {
- public:
- void operator()(X * p) { delete p; }
- };
- public:
- static boost::shared_ptr<X> create()
- {
- boost::shared_ptr<X> px(new X, X::deleter());
- return px;
- }
- };
- void test()
- {
- BOOST_TEST(X_instances == 0);
- {
- boost::shared_ptr<X> px = X::create();
- BOOST_TEST(X_instances == 1);
- }
- BOOST_TEST(X_instances == 0);
- }
- } // namespace n_spt_preventing_delete
- namespace n_spt_array
- {
- int X_instances = 0;
- struct X
- {
- X()
- {
- ++X_instances;
- }
- ~X()
- {
- --X_instances;
- }
- };
- void test()
- {
- BOOST_TEST(X_instances == 0);
- {
- boost::shared_ptr<X> px(new X[4], boost::checked_array_deleter<X>());
- BOOST_TEST(X_instances == 4);
- }
- BOOST_TEST(X_instances == 0);
- }
- } // namespace n_spt_array
- namespace n_spt_static
- {
- class X
- {
- public:
- X()
- {
- }
- private:
- void operator delete(void *)
- {
- // Comeau 4.3.0.1 wants a definition
- BOOST_ERROR("n_spt_static::X::operator delete() called.");
- }
- };
- struct null_deleter
- {
- void operator()(void const *) const
- {
- }
- };
- static X x;
- void test()
- {
- boost::shared_ptr<X> px(&x, null_deleter());
- }
- } // namespace n_spt_static
- namespace n_spt_intrusive
- {
- int X_instances = 0;
- struct X
- {
- long count;
- X(): count(0)
- {
- ++X_instances;
- }
- ~X()
- {
- --X_instances;
- }
- };
- void intrusive_ptr_add_ref(X * p)
- {
- ++p->count;
- }
- void intrusive_ptr_release(X * p)
- {
- if(--p->count == 0) delete p;
- }
- template<class T> struct intrusive_deleter
- {
- void operator()(T * p)
- {
- if(p != 0) intrusive_ptr_release(p);
- }
- };
- boost::shared_ptr<X> make_shared_from_intrusive(X * p)
- {
- if(p != 0) intrusive_ptr_add_ref(p);
- boost::shared_ptr<X> px(p, intrusive_deleter<X>());
- return px;
- }
- void test()
- {
- BOOST_TEST(X_instances == 0);
- {
- X * p = new X;
- BOOST_TEST(X_instances == 1);
- BOOST_TEST(p->count == 0);
- boost::shared_ptr<X> px = make_shared_from_intrusive(p);
- BOOST_TEST(px.get() == p);
- BOOST_TEST(p->count == 1);
- boost::shared_ptr<X> px2(px);
- BOOST_TEST(px2.get() == p);
- BOOST_TEST(p->count == 1);
- }
- BOOST_TEST(X_instances == 0);
- }
- } // namespace n_spt_intrusive
- namespace n_spt_another_sp
- {
- template<class T> class another_ptr: private boost::shared_ptr<T>
- {
- private:
- typedef boost::shared_ptr<T> base_type;
- public:
- explicit another_ptr(T * p = 0): base_type(p)
- {
- }
- void reset()
- {
- base_type::reset();
- }
- T * get() const
- {
- return base_type::get();
- }
- };
- class event_handler
- {
- public:
- virtual ~event_handler() {}
- virtual void begin() = 0;
- virtual void handle(int event) = 0;
- virtual void end() = 0;
- };
- int begin_called = 0;
- int handle_called = 0;
- int end_called = 0;
- class event_handler_impl: public event_handler
- {
- public:
- virtual void begin()
- {
- ++begin_called;
- }
- virtual void handle(int event)
- {
- handle_called = event;
- }
- virtual void end()
- {
- ++end_called;
- }
- };
- another_ptr<event_handler> get_event_handler()
- {
- another_ptr<event_handler> p(new event_handler_impl);
- return p;
- }
- boost::shared_ptr<event_handler> current_handler;
- void install_event_handler(boost::shared_ptr<event_handler> p)
- {
- p->begin();
- current_handler = p;
- }
- void handle_event(int event)
- {
- current_handler->handle(event);
- }
- void remove_event_handler()
- {
- current_handler->end();
- current_handler.reset();
- }
- template<class P> class smart_pointer_deleter
- {
- private:
- P p_;
- public:
- smart_pointer_deleter(P const & p): p_(p)
- {
- }
- void operator()(void const *)
- {
- p_.reset();
- }
- };
- void test()
- {
- another_ptr<event_handler> p = get_event_handler();
- boost::shared_ptr<event_handler> q(p.get(), smart_pointer_deleter< another_ptr<event_handler> >(p));
- p.reset();
- BOOST_TEST(begin_called == 0);
- install_event_handler(q);
- BOOST_TEST(begin_called == 1);
- BOOST_TEST(handle_called == 0);
- handle_event(17041);
- BOOST_TEST(handle_called == 17041);
- BOOST_TEST(end_called == 0);
- remove_event_handler();
- BOOST_TEST(end_called == 1);
- }
- } // namespace n_spt_another_sp
- namespace n_spt_shared_from_this
- {
- class X
- {
- public:
- virtual void f() = 0;
- protected:
- ~X() {}
- };
- class Y
- {
- public:
- virtual boost::shared_ptr<X> getX() = 0;
- protected:
- ~Y() {}
- };
- class impl: public X, public Y
- {
- private:
- boost::weak_ptr<impl> weak_this;
- impl(impl const &);
- impl & operator=(impl const &);
- impl() {}
- public:
- static boost::shared_ptr<impl> create()
- {
- boost::shared_ptr<impl> pi(new impl);
- pi->weak_this = pi;
- return pi;
- }
- virtual void f() {}
- virtual boost::shared_ptr<X> getX()
- {
- boost::shared_ptr<X> px = weak_this.lock();
- return px;
- }
- };
- void test()
- {
- boost::shared_ptr<Y> py = impl::create();
- BOOST_TEST(py.get() != 0);
- BOOST_TEST(py.use_count() == 1);
- boost::shared_ptr<X> px = py->getX();
- BOOST_TEST(px.get() != 0);
- BOOST_TEST(py.use_count() == 2);
- #if !defined( BOOST_NO_RTTI )
- boost::shared_ptr<Y> py2 = boost::dynamic_pointer_cast<Y>(px);
- BOOST_TEST(py.get() == py2.get());
- BOOST_TEST(!(py < py2 || py2 < py));
- BOOST_TEST(py.use_count() == 3);
- #endif
- }
- } // namespace n_spt_shared_from_this
- namespace n_spt_wrap
- {
- void test()
- {
- }
- } // namespace n_spt_wrap
- int main()
- {
- n_element_type::test();
- n_constructors::test();
- n_assignment::test();
- n_reset::test();
- n_access::test();
- n_use_count::test();
- n_swap::test();
- n_comparison::test();
- n_static_cast::test();
- n_const_cast::test();
- #if !defined( BOOST_NO_RTTI )
- n_dynamic_cast::test();
- #endif
- n_map::test();
- n_transitive::test();
- n_report_1::test();
- n_report_2::test();
- n_spt_incomplete::test();
- n_spt_pimpl::test();
- n_spt_abstract::test();
- n_spt_preventing_delete::test();
- n_spt_array::test();
- n_spt_static::test();
- n_spt_intrusive::test();
- n_spt_another_sp::test();
- n_spt_shared_from_this::test();
- n_spt_wrap::test();
- return boost::report_errors();
- }
- namespace n_spt_incomplete
- {
- class file
- {
- public:
- file(): fread_called(false)
- {
- ++file_instances;
- }
- ~file()
- {
- BOOST_TEST(fread_called);
- --file_instances;
- }
- bool fread_called;
- };
- boost::shared_ptr<file> fopen(char const *, char const *)
- {
- boost::shared_ptr<file> pf(new file);
- return pf;
- }
- void fread(boost::shared_ptr<file> pf, void *, long)
- {
- pf->fread_called = true;
- }
- } // namespace n_spt_incomplete
- namespace n_spt_pimpl
- {
- class file::impl
- {
- private:
- impl(impl const &);
- impl & operator=(impl const &);
- long total_size_;
- public:
- impl(char const *, char const *): total_size_(0)
- {
- ++file_instances;
- }
- ~impl()
- {
- --file_instances;
- }
- void read(void *, long size)
- {
- total_size_ += size;
- }
- long total_size() const
- {
- return total_size_;
- }
- };
- file::file(char const * name, char const * mode): pimpl_(new impl(name, mode))
- {
- }
- void file::read(void * data, long size)
- {
- pimpl_->read(data, size);
- }
- long file::total_size() const
- {
- return pimpl_->total_size();
- }
- } // namespace n_spt_pimpl
- namespace n_spt_abstract
- {
- class X_impl: public X
- {
- private:
- X_impl(X_impl const &);
- X_impl & operator=(X_impl const &);
- int n_;
- public:
- X_impl(): n_(0)
- {
- ++X_instances;
- }
- ~X_impl()
- {
- --X_instances;
- }
- virtual void f(int n)
- {
- n_ += n;
- }
- virtual int g()
- {
- return n_;
- }
- };
- boost::shared_ptr<X> createX()
- {
- boost::shared_ptr<X> px(new X_impl);
- return px;
- }
- } // namespace n_spt_abstract
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