123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272273274275276277278279280281282283284285286287288289290291292293294295296297298299300301302303304305306307308309310311312313314315316317318319320321322323324325326327328329330331332333334335336337338339340341342343344345346347348349350351352353354355356357358359360361362363364365366367368369370371372373374375376377378379380381382383384385386387388389390391392393394395396397398399400401402403404405406407408409410411412413414415416417418419420421422423424425426427428429430431432433434435436437438439440441442443444445446447448449450451452453454455456457458459460461462463464465466467468469470471472473474475476477478479480481482483484485486487488489490491492493494495496497498499500501502503504505506507508509510511512513514515516517518519520521522523524525526527528529530531532533534535536537538539540541542543544545546547548549550551552553554555556557558559560561562563564565566567568569570571572573574575576577578579580581582583584585586587588589590591592593594595596597598599600601602603604605606607608609610611612613614615616617618619620621622623624625626627628629630631632633634635636637638639640641642643644645646647648649650651652653654655656657658659660661662663664665666667668669670671672673674675676677678679680681682683684685686687688689690691692693694695696697698699700701702703704705706707708709710711712713714715716717718719720721722723724725726727728729730731732733734735736737738739740741742743744745746747748749750751752753754755756757758759760761762763764765766767768769770771772773774775776777778779780781782783784785786787788789790791792793794795796797798799800801802803804805806807808809810811812813814815816817818819820821822823824825826827828829830831832833834835836837838839840841842843844845846847848849850851852853854855856857858859860861862863864865866867868869870871872873874875876877878879880881882883884885886887888889890891892893894895896897898899900901902903904905906907908909910911912913914915916917918919920921922923924925926927928929930931932933934935936937938939940941942943944945946947948949950951952953954955956957958959960961962963964965966967968969970971972973974975976977978979980981982983984985986987988989990991992993994995996997998999100010011002100310041005100610071008100910101011101210131014101510161017101810191020102110221023102410251026102710281029103010311032103310341035103610371038103910401041104210431044104510461047104810491050105110521053105410551056105710581059106010611062106310641065106610671068106910701071107210731074107510761077107810791080108110821083108410851086108710881089109010911092109310941095109610971098109911001101110211031104110511061107110811091110111111121113111411151116111711181119112011211122112311241125112611271128112911301131113211331134113511361137113811391140114111421143114411451146114711481149115011511152115311541155115611571158115911601161116211631164116511661167116811691170117111721173117411751176117711781179118011811182118311841185118611871188118911901191119211931194119511961197119811991200120112021203120412051206120712081209121012111212121312141215121612171218121912201221122212231224122512261227122812291230123112321233123412351236123712381239124012411242124312441245124612471248124912501251125212531254125512561257125812591260126112621263126412651266126712681269127012711272127312741275127612771278127912801281128212831284128512861287128812891290129112921293129412951296129712981299130013011302130313041305130613071308130913101311131213131314131513161317131813191320132113221323132413251326132713281329133013311332133313341335133613371338133913401341134213431344134513461347134813491350135113521353135413551356135713581359136013611362136313641365 |
- #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
- //
- // weak_ptr_test.cpp
- //
- // Copyright (c) 2002-2005 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::weak_ptr<int>::element_type T;
- T t;
- f(t);
- }
- } // namespace n_element_type
- class incomplete;
- boost::shared_ptr<incomplete> create_incomplete();
- struct X
- {
- int dummy;
- };
- struct Y
- {
- int dummy2;
- };
- struct Z: public X, public virtual Y
- {
- };
- namespace n_constructors
- {
- void default_constructor()
- {
- {
- boost::weak_ptr<int> wp;
- BOOST_TEST(wp.use_count() == 0);
- }
- {
- boost::weak_ptr<void> wp;
- BOOST_TEST(wp.use_count() == 0);
- }
- {
- boost::weak_ptr<incomplete> wp;
- BOOST_TEST(wp.use_count() == 0);
- }
- }
- void shared_ptr_constructor()
- {
- {
- boost::shared_ptr<int> sp;
- boost::weak_ptr<int> wp(sp);
- BOOST_TEST(wp.use_count() == sp.use_count());
- boost::weak_ptr<void> wp2(sp);
- BOOST_TEST(wp2.use_count() == sp.use_count());
- }
- {
- boost::shared_ptr<int> sp(static_cast<int*>(0));
- {
- boost::weak_ptr<int> wp(sp);
- BOOST_TEST(wp.use_count() == sp.use_count());
- BOOST_TEST(wp.use_count() == 1);
- boost::shared_ptr<int> sp2(wp);
- BOOST_TEST(wp.use_count() == 2);
- BOOST_TEST(!(sp < sp2 || sp2 < sp));
- }
- {
- boost::weak_ptr<void> wp(sp);
- BOOST_TEST(wp.use_count() == sp.use_count());
- BOOST_TEST(wp.use_count() == 1);
- boost::shared_ptr<void> sp2(wp);
- BOOST_TEST(wp.use_count() == 2);
- BOOST_TEST(!(sp < sp2 || sp2 < sp));
- }
- }
- {
- boost::shared_ptr<int> sp(new int);
- {
- boost::weak_ptr<int> wp(sp);
- BOOST_TEST(wp.use_count() == sp.use_count());
- BOOST_TEST(wp.use_count() == 1);
- boost::shared_ptr<int> sp2(wp);
- BOOST_TEST(wp.use_count() == 2);
- BOOST_TEST(!(sp < sp2 || sp2 < sp));
- }
- {
- boost::weak_ptr<void> wp(sp);
- BOOST_TEST(wp.use_count() == sp.use_count());
- BOOST_TEST(wp.use_count() == 1);
- boost::shared_ptr<void> sp2(wp);
- BOOST_TEST(wp.use_count() == 2);
- BOOST_TEST(!(sp < sp2 || sp2 < sp));
- }
- }
- {
- boost::shared_ptr<void> sp;
- boost::weak_ptr<void> wp(sp);
- BOOST_TEST(wp.use_count() == sp.use_count());
- }
- {
- boost::shared_ptr<void> sp(static_cast<int*>(0));
- boost::weak_ptr<void> wp(sp);
- BOOST_TEST(wp.use_count() == sp.use_count());
- BOOST_TEST(wp.use_count() == 1);
- boost::shared_ptr<void> sp2(wp);
- BOOST_TEST(wp.use_count() == 2);
- BOOST_TEST(!(sp < sp2 || sp2 < sp));
- }
- {
- boost::shared_ptr<void> sp(new int);
- boost::weak_ptr<void> wp(sp);
- BOOST_TEST(wp.use_count() == sp.use_count());
- BOOST_TEST(wp.use_count() == 1);
- boost::shared_ptr<void> sp2(wp);
- BOOST_TEST(wp.use_count() == 2);
- BOOST_TEST(!(sp < sp2 || sp2 < sp));
- }
- {
- boost::shared_ptr<incomplete> sp;
- boost::weak_ptr<incomplete> wp(sp);
- BOOST_TEST(wp.use_count() == sp.use_count());
- boost::weak_ptr<void> wp2(sp);
- BOOST_TEST(wp2.use_count() == sp.use_count());
- }
- {
- boost::shared_ptr<incomplete> sp = create_incomplete();
- {
- boost::weak_ptr<incomplete> wp(sp);
- BOOST_TEST(wp.use_count() == sp.use_count());
- BOOST_TEST(wp.use_count() == 1);
- boost::shared_ptr<incomplete> sp2(wp);
- BOOST_TEST(wp.use_count() == 2);
- BOOST_TEST(!(sp < sp2 || sp2 < sp));
- }
- {
- boost::weak_ptr<void> wp(sp);
- BOOST_TEST(wp.use_count() == sp.use_count());
- BOOST_TEST(wp.use_count() == 1);
- boost::shared_ptr<void> sp2(wp);
- BOOST_TEST(wp.use_count() == 2);
- BOOST_TEST(!(sp < sp2 || sp2 < sp));
- }
- }
- {
- boost::shared_ptr<void> sp = create_incomplete();
- boost::weak_ptr<void> wp(sp);
- BOOST_TEST(wp.use_count() == sp.use_count());
- BOOST_TEST(wp.use_count() == 1);
- boost::shared_ptr<void> sp2(wp);
- BOOST_TEST(wp.use_count() == 2);
- BOOST_TEST(!(sp < sp2 || sp2 < sp));
- }
- }
- void copy_constructor()
- {
- {
- boost::weak_ptr<int> wp;
- boost::weak_ptr<int> wp2(wp);
- BOOST_TEST(wp2.use_count() == wp.use_count());
- BOOST_TEST(wp2.use_count() == 0);
- }
- {
- boost::weak_ptr<void> wp;
- boost::weak_ptr<void> wp2(wp);
- BOOST_TEST(wp2.use_count() == wp.use_count());
- BOOST_TEST(wp2.use_count() == 0);
- }
- {
- boost::weak_ptr<incomplete> wp;
- boost::weak_ptr<incomplete> wp2(wp);
- BOOST_TEST(wp2.use_count() == wp.use_count());
- BOOST_TEST(wp2.use_count() == 0);
- }
- {
- boost::shared_ptr<int> sp(static_cast<int*>(0));
- boost::weak_ptr<int> wp(sp);
- boost::weak_ptr<int> wp2(wp);
- BOOST_TEST(wp2.use_count() == wp.use_count());
- BOOST_TEST(wp2.use_count() == 1);
- BOOST_TEST(!(wp < wp2 || wp2 < wp));
- sp.reset();
- BOOST_TEST(!(wp < wp2 || wp2 < wp));
- boost::weak_ptr<int> wp3(wp);
- BOOST_TEST(wp3.use_count() == wp.use_count());
- BOOST_TEST(wp3.use_count() == 0);
- BOOST_TEST(!(wp < wp3 || wp3 < wp));
- }
- {
- boost::shared_ptr<int> sp(new int);
- boost::weak_ptr<int> wp(sp);
- boost::weak_ptr<int> wp2(wp);
- BOOST_TEST(wp2.use_count() == wp.use_count());
- BOOST_TEST(wp2.use_count() == 1);
- BOOST_TEST(!(wp < wp2 || wp2 < wp));
- sp.reset();
- BOOST_TEST(!(wp < wp2 || wp2 < wp));
- boost::weak_ptr<int> wp3(wp);
- BOOST_TEST(wp3.use_count() == wp.use_count());
- BOOST_TEST(wp3.use_count() == 0);
- BOOST_TEST(!(wp < wp3 || wp3 < wp));
- }
- {
- boost::shared_ptr<void> sp(static_cast<int*>(0));
- boost::weak_ptr<void> wp(sp);
- boost::weak_ptr<void> wp2(wp);
- BOOST_TEST(wp2.use_count() == wp.use_count());
- BOOST_TEST(wp2.use_count() == 1);
- BOOST_TEST(!(wp < wp2 || wp2 < wp));
- sp.reset();
- BOOST_TEST(!(wp < wp2 || wp2 < wp));
- boost::weak_ptr<void> wp3(wp);
- BOOST_TEST(wp3.use_count() == wp.use_count());
- BOOST_TEST(wp3.use_count() == 0);
- BOOST_TEST(!(wp < wp3 || wp3 < wp));
- }
- {
- boost::shared_ptr<void> sp(new int);
- boost::weak_ptr<void> wp(sp);
- boost::weak_ptr<void> wp2(wp);
- BOOST_TEST(wp2.use_count() == wp.use_count());
- BOOST_TEST(wp2.use_count() == 1);
- BOOST_TEST(!(wp < wp2 || wp2 < wp));
- sp.reset();
- BOOST_TEST(!(wp < wp2 || wp2 < wp));
- boost::weak_ptr<void> wp3(wp);
- BOOST_TEST(wp3.use_count() == wp.use_count());
- BOOST_TEST(wp3.use_count() == 0);
- BOOST_TEST(!(wp < wp3 || wp3 < wp));
- }
- {
- boost::shared_ptr<incomplete> sp = create_incomplete();
- boost::weak_ptr<incomplete> wp(sp);
- boost::weak_ptr<incomplete> wp2(wp);
- BOOST_TEST(wp2.use_count() == wp.use_count());
- BOOST_TEST(wp2.use_count() == 1);
- BOOST_TEST(!(wp < wp2 || wp2 < wp));
- sp.reset();
- BOOST_TEST(!(wp < wp2 || wp2 < wp));
- boost::weak_ptr<incomplete> wp3(wp);
- BOOST_TEST(wp3.use_count() == wp.use_count());
- BOOST_TEST(wp3.use_count() == 0);
- BOOST_TEST(!(wp < wp3 || wp3 < wp));
- }
- }
- void conversion_constructor()
- {
- {
- boost::weak_ptr<int> wp;
- boost::weak_ptr<void> wp2(wp);
- BOOST_TEST(wp2.use_count() == wp.use_count());
- BOOST_TEST(wp2.use_count() == 0);
- }
- {
- boost::weak_ptr<incomplete> wp;
- boost::weak_ptr<void> wp2(wp);
- BOOST_TEST(wp2.use_count() == wp.use_count());
- BOOST_TEST(wp2.use_count() == 0);
- }
- {
- boost::weak_ptr<Z> wp;
- boost::weak_ptr<X> wp2(wp);
- BOOST_TEST(wp2.use_count() == wp.use_count());
- BOOST_TEST(wp2.use_count() == 0);
- boost::weak_ptr<Y> wp3(wp);
- BOOST_TEST(wp3.use_count() == wp.use_count());
- BOOST_TEST(wp3.use_count() == 0);
- }
- {
- boost::shared_ptr<int> sp(static_cast<int*>(0));
- boost::weak_ptr<int> wp(sp);
- boost::weak_ptr<void> wp2(wp);
- BOOST_TEST(wp2.use_count() == wp.use_count());
- BOOST_TEST(wp2.use_count() == 1);
- BOOST_TEST(!(wp < wp2 || wp2 < wp));
- sp.reset();
- BOOST_TEST(!(wp < wp2 || wp2 < wp));
- boost::weak_ptr<void> wp3(wp);
- BOOST_TEST(wp3.use_count() == wp.use_count());
- BOOST_TEST(wp3.use_count() == 0);
- BOOST_TEST(!(wp < wp3 || wp3 < wp));
- }
- {
- boost::shared_ptr<int> sp(new int);
- boost::weak_ptr<int> wp(sp);
- boost::weak_ptr<void> wp2(wp);
- BOOST_TEST(wp2.use_count() == wp.use_count());
- BOOST_TEST(wp2.use_count() == 1);
- BOOST_TEST(!(wp < wp2 || wp2 < wp));
- sp.reset();
- BOOST_TEST(!(wp < wp2 || wp2 < wp));
- boost::weak_ptr<void> wp3(wp);
- BOOST_TEST(wp3.use_count() == wp.use_count());
- BOOST_TEST(wp3.use_count() == 0);
- BOOST_TEST(!(wp < wp3 || wp3 < wp));
- }
- {
- boost::shared_ptr<incomplete> sp = create_incomplete();
- boost::weak_ptr<incomplete> wp(sp);
- boost::weak_ptr<void> wp2(wp);
- BOOST_TEST(wp2.use_count() == wp.use_count());
- BOOST_TEST(wp2.use_count() == 1);
- BOOST_TEST(!(wp < wp2 || wp2 < wp));
- sp.reset();
- BOOST_TEST(!(wp < wp2 || wp2 < wp));
- boost::weak_ptr<void> wp3(wp);
- BOOST_TEST(wp3.use_count() == wp.use_count());
- BOOST_TEST(wp3.use_count() == 0);
- BOOST_TEST(!(wp < wp3 || wp3 < wp));
- }
- {
- boost::shared_ptr<Z> sp(static_cast<Z*>(0));
- boost::weak_ptr<Z> wp(sp);
- boost::weak_ptr<X> wp2(wp);
- BOOST_TEST(wp2.use_count() == wp.use_count());
- BOOST_TEST(wp2.use_count() == 1);
- BOOST_TEST(!(wp < wp2 || wp2 < wp));
- sp.reset();
- BOOST_TEST(!(wp < wp2 || wp2 < wp));
- boost::weak_ptr<X> wp3(wp);
- BOOST_TEST(wp3.use_count() == wp.use_count());
- BOOST_TEST(wp3.use_count() == 0);
- BOOST_TEST(!(wp < wp3 || wp3 < wp));
- }
- {
- boost::shared_ptr<Z> sp(static_cast<Z*>(0));
- boost::weak_ptr<Z> wp(sp);
- boost::weak_ptr<Y> wp2(wp);
- BOOST_TEST(wp2.use_count() == wp.use_count());
- BOOST_TEST(wp2.use_count() == 1);
- BOOST_TEST(!(wp < wp2 || wp2 < wp));
- sp.reset();
- BOOST_TEST(!(wp < wp2 || wp2 < wp));
- boost::weak_ptr<Y> wp3(wp);
- BOOST_TEST(wp3.use_count() == wp.use_count());
- BOOST_TEST(wp3.use_count() == 0);
- BOOST_TEST(!(wp < wp3 || wp3 < wp));
- }
- {
- boost::shared_ptr<Z> sp(new Z);
- boost::weak_ptr<Z> wp(sp);
- boost::weak_ptr<X> wp2(wp);
- BOOST_TEST(wp2.use_count() == wp.use_count());
- BOOST_TEST(wp2.use_count() == 1);
- BOOST_TEST(!(wp < wp2 || wp2 < wp));
- sp.reset();
- BOOST_TEST(!(wp < wp2 || wp2 < wp));
- boost::weak_ptr<X> wp3(wp);
- BOOST_TEST(wp3.use_count() == wp.use_count());
- BOOST_TEST(wp3.use_count() == 0);
- BOOST_TEST(!(wp < wp3 || wp3 < wp));
- }
- {
- boost::shared_ptr<Z> sp(new Z);
- boost::weak_ptr<Z> wp(sp);
- boost::weak_ptr<Y> wp2(wp);
- BOOST_TEST(wp2.use_count() == wp.use_count());
- BOOST_TEST(wp2.use_count() == 1);
- BOOST_TEST(!(wp < wp2 || wp2 < wp));
- sp.reset();
- BOOST_TEST(!(wp < wp2 || wp2 < wp));
- boost::weak_ptr<Y> wp3(wp);
- BOOST_TEST(wp3.use_count() == wp.use_count());
- BOOST_TEST(wp3.use_count() == 0);
- BOOST_TEST(!(wp < wp3 || wp3 < wp));
- }
- }
- void test()
- {
- default_constructor();
- shared_ptr_constructor();
- copy_constructor();
- conversion_constructor();
- }
- } // namespace n_constructors
- namespace n_assignment
- {
- template<class T> void copy_assignment(boost::shared_ptr<T> & sp)
- {
- BOOST_TEST(sp.unique());
- boost::weak_ptr<T> p1;
- p1 = p1;
- BOOST_TEST(p1.use_count() == 0);
- boost::weak_ptr<T> p2;
- p1 = p2;
- BOOST_TEST(p1.use_count() == 0);
- boost::weak_ptr<T> p3(p1);
- p1 = p3;
- BOOST_TEST(p1.use_count() == 0);
- boost::weak_ptr<T> p4(sp);
- p4 = p4;
- BOOST_TEST(p4.use_count() == 1);
- p1 = p4;
- BOOST_TEST(p1.use_count() == 1);
- p4 = p2;
- BOOST_TEST(p4.use_count() == 0);
- sp.reset();
- p1 = p1;
- BOOST_TEST(p1.use_count() == 0);
- p4 = p1;
- BOOST_TEST(p4.use_count() == 0);
- }
- void conversion_assignment()
- {
- {
- boost::weak_ptr<void> p1;
- boost::weak_ptr<incomplete> p2;
- p1 = p2;
- BOOST_TEST(p1.use_count() == 0);
- boost::shared_ptr<incomplete> sp = create_incomplete();
- boost::weak_ptr<incomplete> p3(sp);
- p1 = p3;
- BOOST_TEST(p1.use_count() == 1);
- sp.reset();
- p1 = p3;
- BOOST_TEST(p1.use_count() == 0);
- p1 = p2;
- BOOST_TEST(p1.use_count() == 0);
- }
- {
- boost::weak_ptr<X> p1;
- boost::weak_ptr<Z> p2;
- p1 = p2;
- BOOST_TEST(p1.use_count() == 0);
- boost::shared_ptr<Z> sp(new Z);
- boost::weak_ptr<Z> p3(sp);
- p1 = p3;
- BOOST_TEST(p1.use_count() == 1);
- sp.reset();
- p1 = p3;
- BOOST_TEST(p1.use_count() == 0);
- p1 = p2;
- BOOST_TEST(p1.use_count() == 0);
- }
- {
- boost::weak_ptr<Y> p1;
- boost::weak_ptr<Z> p2;
- p1 = p2;
- BOOST_TEST(p1.use_count() == 0);
- boost::shared_ptr<Z> sp(new Z);
- boost::weak_ptr<Z> p3(sp);
- p1 = p3;
- BOOST_TEST(p1.use_count() == 1);
- sp.reset();
- p1 = p3;
- BOOST_TEST(p1.use_count() == 0);
- p1 = p2;
- BOOST_TEST(p1.use_count() == 0);
- }
- }
- template<class T, class U> void shared_ptr_assignment(boost::shared_ptr<U> & sp, T * = 0)
- {
- BOOST_TEST(sp.unique());
- boost::weak_ptr<T> p1;
- boost::weak_ptr<T> p2(p1);
- boost::weak_ptr<T> p3(sp);
- boost::weak_ptr<T> p4(p3);
- p1 = sp;
- BOOST_TEST(p1.use_count() == 1);
- p2 = sp;
- BOOST_TEST(p2.use_count() == 1);
- p3 = sp;
- BOOST_TEST(p3.use_count() == 1);
- p4 = sp;
- BOOST_TEST(p4.use_count() == 1);
- sp.reset();
- BOOST_TEST(p1.use_count() == 0);
- BOOST_TEST(p2.use_count() == 0);
- BOOST_TEST(p3.use_count() == 0);
- BOOST_TEST(p4.use_count() == 0);
- p1 = sp;
- }
- void test()
- {
- {
- boost::shared_ptr<int> p( new int );
- copy_assignment( p );
- }
- {
- boost::shared_ptr<X> p( new X );
- copy_assignment( p );
- }
- {
- boost::shared_ptr<void> p( new int );
- copy_assignment( p );
- }
- {
- boost::shared_ptr<incomplete> p = create_incomplete();
- copy_assignment( p );
- }
- conversion_assignment();
- {
- boost::shared_ptr<int> p( new int );
- shared_ptr_assignment<int>( p );
- }
- {
- boost::shared_ptr<int> p( new int );
- shared_ptr_assignment<void>( p );
- }
- {
- boost::shared_ptr<X> p( new X );
- shared_ptr_assignment<X>( p );
- }
- {
- boost::shared_ptr<X> p( new X );
- shared_ptr_assignment<void>( p );
- }
- {
- boost::shared_ptr<void> p( new int );
- shared_ptr_assignment<void>( p );
- }
- {
- boost::shared_ptr<incomplete> p = create_incomplete();
- shared_ptr_assignment<incomplete>( p );
- }
- {
- boost::shared_ptr<incomplete> p = create_incomplete();
- shared_ptr_assignment<void>( p );
- }
- }
- } // namespace n_assignment
- namespace n_reset
- {
- template<class T, class U> void test2( boost::shared_ptr<U> & sp, T * = 0 )
- {
- BOOST_TEST(sp.unique());
- boost::weak_ptr<T> p1;
- boost::weak_ptr<T> p2(p1);
- boost::weak_ptr<T> p3(sp);
- boost::weak_ptr<T> p4(p3);
- boost::weak_ptr<T> p5(sp);
- boost::weak_ptr<T> p6(p5);
- p1.reset();
- BOOST_TEST(p1.use_count() == 0);
- p2.reset();
- BOOST_TEST(p2.use_count() == 0);
- p3.reset();
- BOOST_TEST(p3.use_count() == 0);
- p4.reset();
- BOOST_TEST(p4.use_count() == 0);
- sp.reset();
- p5.reset();
- BOOST_TEST(p5.use_count() == 0);
- p6.reset();
- BOOST_TEST(p6.use_count() == 0);
- }
- void test()
- {
- {
- boost::shared_ptr<int> p( new int );
- test2<int>( p );
- }
- {
- boost::shared_ptr<int> p( new int );
- test2<void>( p );
- }
- {
- boost::shared_ptr<X> p( new X );
- test2<X>( p );
- }
- {
- boost::shared_ptr<X> p( new X );
- test2<void>( p );
- }
- {
- boost::shared_ptr<void> p( new int );
- test2<void>( p );
- }
- {
- boost::shared_ptr<incomplete> p = create_incomplete();
- test2<incomplete>( p );
- }
- {
- boost::shared_ptr<incomplete> p = create_incomplete();
- test2<void>( p );
- }
- }
- } // namespace n_reset
- namespace n_use_count
- {
- void test()
- {
- {
- boost::weak_ptr<X> wp;
- BOOST_TEST(wp.use_count() == 0);
- BOOST_TEST(wp.expired());
- boost::weak_ptr<X> wp2;
- BOOST_TEST(wp.use_count() == 0);
- BOOST_TEST(wp.expired());
- boost::weak_ptr<X> wp3(wp);
- BOOST_TEST(wp.use_count() == 0);
- BOOST_TEST(wp.expired());
- BOOST_TEST(wp3.use_count() == 0);
- BOOST_TEST(wp3.expired());
- }
- {
- boost::shared_ptr<X> sp(static_cast<X*>(0));
- boost::weak_ptr<X> wp(sp);
- BOOST_TEST(wp.use_count() == 1);
- BOOST_TEST(!wp.expired());
- boost::weak_ptr<X> wp2(sp);
- BOOST_TEST(wp.use_count() == 1);
- BOOST_TEST(!wp.expired());
- boost::weak_ptr<X> wp3(wp);
- BOOST_TEST(wp.use_count() == 1);
- BOOST_TEST(!wp.expired());
- BOOST_TEST(wp3.use_count() == 1);
- BOOST_TEST(!wp3.expired());
- boost::shared_ptr<X> sp2(sp);
- BOOST_TEST(wp.use_count() == 2);
- BOOST_TEST(!wp.expired());
- BOOST_TEST(wp2.use_count() == 2);
- BOOST_TEST(!wp2.expired());
- BOOST_TEST(wp3.use_count() == 2);
- BOOST_TEST(!wp3.expired());
- boost::shared_ptr<void> sp3(sp);
- BOOST_TEST(wp.use_count() == 3);
- BOOST_TEST(!wp.expired());
- BOOST_TEST(wp2.use_count() == 3);
- BOOST_TEST(!wp2.expired());
- BOOST_TEST(wp3.use_count() == 3);
- BOOST_TEST(!wp3.expired());
- sp.reset();
- BOOST_TEST(wp.use_count() == 2);
- BOOST_TEST(!wp.expired());
- BOOST_TEST(wp2.use_count() == 2);
- BOOST_TEST(!wp2.expired());
- BOOST_TEST(wp3.use_count() == 2);
- BOOST_TEST(!wp3.expired());
- sp2.reset();
- BOOST_TEST(wp.use_count() == 1);
- BOOST_TEST(!wp.expired());
- BOOST_TEST(wp2.use_count() == 1);
- BOOST_TEST(!wp2.expired());
- BOOST_TEST(wp3.use_count() == 1);
- BOOST_TEST(!wp3.expired());
- sp3.reset();
- BOOST_TEST(wp.use_count() == 0);
- BOOST_TEST(wp.expired());
- BOOST_TEST(wp2.use_count() == 0);
- BOOST_TEST(wp2.expired());
- BOOST_TEST(wp3.use_count() == 0);
- BOOST_TEST(wp3.expired());
- }
- }
- } // namespace n_use_count
- namespace n_swap
- {
- void test()
- {
- {
- boost::weak_ptr<X> wp;
- boost::weak_ptr<X> wp2;
- wp.swap(wp2);
- BOOST_TEST(wp.use_count() == 0);
- BOOST_TEST(wp2.use_count() == 0);
- using std::swap;
- swap(wp, wp2);
- BOOST_TEST(wp.use_count() == 0);
- BOOST_TEST(wp2.use_count() == 0);
- }
- {
- boost::shared_ptr<X> sp(new X);
- boost::weak_ptr<X> wp;
- boost::weak_ptr<X> wp2(sp);
- boost::weak_ptr<X> wp3(sp);
- wp.swap(wp2);
- BOOST_TEST(wp.use_count() == 1);
- BOOST_TEST(wp2.use_count() == 0);
- BOOST_TEST(!(wp < wp3 || wp3 < wp));
- using std::swap;
- swap(wp, wp2);
- BOOST_TEST(wp.use_count() == 0);
- BOOST_TEST(wp2.use_count() == 1);
- BOOST_TEST(!(wp2 < wp3 || wp3 < wp2));
- sp.reset();
- wp.swap(wp2);
- BOOST_TEST(wp.use_count() == 0);
- BOOST_TEST(wp2.use_count() == 0);
- BOOST_TEST(!(wp < wp3 || wp3 < wp));
- swap(wp, wp2);
- BOOST_TEST(wp.use_count() == 0);
- BOOST_TEST(wp2.use_count() == 0);
- BOOST_TEST(!(wp2 < wp3 || wp3 < wp2));
- }
- {
- boost::shared_ptr<X> sp(new X);
- boost::shared_ptr<X> sp2(new X);
- boost::weak_ptr<X> wp(sp);
- boost::weak_ptr<X> wp2(sp2);
- boost::weak_ptr<X> wp3(sp2);
- wp.swap(wp2);
- BOOST_TEST(wp.use_count() == 1);
- BOOST_TEST(wp2.use_count() == 1);
- BOOST_TEST(!(wp < wp3 || wp3 < wp));
- using std::swap;
- swap(wp, wp2);
- BOOST_TEST(wp.use_count() == 1);
- BOOST_TEST(wp2.use_count() == 1);
- BOOST_TEST(!(wp2 < wp3 || wp3 < wp2));
- sp.reset();
- wp.swap(wp2);
- BOOST_TEST(wp.use_count() == 1);
- BOOST_TEST(wp2.use_count() == 0);
- BOOST_TEST(!(wp < wp3 || wp3 < wp));
- swap(wp, wp2);
- BOOST_TEST(wp.use_count() == 0);
- BOOST_TEST(wp2.use_count() == 1);
- BOOST_TEST(!(wp2 < wp3 || wp3 < wp2));
- sp2.reset();
- wp.swap(wp2);
- BOOST_TEST(wp.use_count() == 0);
- BOOST_TEST(wp2.use_count() == 0);
- BOOST_TEST(!(wp < wp3 || wp3 < wp));
- swap(wp, wp2);
- BOOST_TEST(wp.use_count() == 0);
- BOOST_TEST(wp2.use_count() == 0);
- BOOST_TEST(!(wp2 < wp3 || wp3 < wp2));
- }
- }
- } // namespace n_swap
- namespace n_comparison
- {
- void test()
- {
- {
- boost::weak_ptr<X> wp;
- BOOST_TEST(!(wp < wp));
- boost::weak_ptr<X> wp2;
- BOOST_TEST(!(wp < wp2 && wp2 < wp));
- boost::weak_ptr<X> wp3(wp);
- BOOST_TEST(!(wp3 < wp3));
- BOOST_TEST(!(wp < wp3 && wp3 < wp));
- }
- {
- boost::shared_ptr<X> sp(new X);
- boost::weak_ptr<X> wp(sp);
- BOOST_TEST(!(wp < wp));
- boost::weak_ptr<X> wp2;
- BOOST_TEST(wp < wp2 || wp2 < wp);
- BOOST_TEST(!(wp < wp2 && wp2 < wp));
- bool b1 = wp < wp2;
- bool b2 = wp2 < wp;
- {
- boost::weak_ptr<X> wp3(wp);
- BOOST_TEST(!(wp < wp3 || wp3 < wp));
- BOOST_TEST(!(wp < wp3 && wp3 < wp));
- BOOST_TEST(wp2 < wp3 || wp3 < wp2);
- BOOST_TEST(!(wp2 < wp3 && wp3 < wp2));
- boost::weak_ptr<X> wp4(wp2);
- BOOST_TEST(wp4 < wp3 || wp3 < wp4);
- BOOST_TEST(!(wp4 < wp3 && wp3 < wp4));
- }
- sp.reset();
- BOOST_TEST(b1 == (wp < wp2));
- BOOST_TEST(b2 == (wp2 < wp));
- {
- boost::weak_ptr<X> wp3(wp);
- BOOST_TEST(!(wp < wp3 || wp3 < wp));
- BOOST_TEST(!(wp < wp3 && wp3 < wp));
- BOOST_TEST(wp2 < wp3 || wp3 < wp2);
- BOOST_TEST(!(wp2 < wp3 && wp3 < wp2));
- boost::weak_ptr<X> wp4(wp2);
- BOOST_TEST(wp4 < wp3 || wp3 < wp4);
- BOOST_TEST(!(wp4 < wp3 && wp3 < wp4));
- }
- }
- {
- boost::shared_ptr<X> sp(new X);
- boost::shared_ptr<X> sp2(new X);
- boost::weak_ptr<X> wp(sp);
- boost::weak_ptr<X> wp2(sp2);
- BOOST_TEST(wp < wp2 || wp2 < wp);
- BOOST_TEST(!(wp < wp2 && wp2 < wp));
- bool b1 = wp < wp2;
- bool b2 = wp2 < wp;
- {
- boost::weak_ptr<X> wp3(wp);
- BOOST_TEST(!(wp < wp3 || wp3 < wp));
- BOOST_TEST(!(wp < wp3 && wp3 < wp));
- BOOST_TEST(wp2 < wp3 || wp3 < wp2);
- BOOST_TEST(!(wp2 < wp3 && wp3 < wp2));
- boost::weak_ptr<X> wp4(wp2);
- BOOST_TEST(wp4 < wp3 || wp3 < wp4);
- BOOST_TEST(!(wp4 < wp3 && wp3 < wp4));
- }
- sp.reset();
- BOOST_TEST(b1 == (wp < wp2));
- BOOST_TEST(b2 == (wp2 < wp));
- {
- boost::weak_ptr<X> wp3(wp);
- BOOST_TEST(!(wp < wp3 || wp3 < wp));
- BOOST_TEST(!(wp < wp3 && wp3 < wp));
- BOOST_TEST(wp2 < wp3 || wp3 < wp2);
- BOOST_TEST(!(wp2 < wp3 && wp3 < wp2));
- boost::weak_ptr<X> wp4(wp2);
- BOOST_TEST(wp4 < wp3 || wp3 < wp4);
- BOOST_TEST(!(wp4 < wp3 && wp3 < wp4));
- }
- sp2.reset();
- BOOST_TEST(b1 == (wp < wp2));
- BOOST_TEST(b2 == (wp2 < wp));
- {
- boost::weak_ptr<X> wp3(wp);
- BOOST_TEST(!(wp < wp3 || wp3 < wp));
- BOOST_TEST(!(wp < wp3 && wp3 < wp));
- BOOST_TEST(wp2 < wp3 || wp3 < wp2);
- BOOST_TEST(!(wp2 < wp3 && wp3 < wp2));
- boost::weak_ptr<X> wp4(wp2);
- BOOST_TEST(wp4 < wp3 || wp3 < wp4);
- BOOST_TEST(!(wp4 < wp3 && wp3 < wp4));
- }
- }
- {
- boost::shared_ptr<X> sp(new X);
- boost::shared_ptr<X> sp2(sp);
- boost::weak_ptr<X> wp(sp);
- boost::weak_ptr<X> wp2(sp2);
- BOOST_TEST(!(wp < wp2 || wp2 < wp));
- BOOST_TEST(!(wp < wp2 && wp2 < wp));
- bool b1 = wp < wp2;
- bool b2 = wp2 < wp;
- {
- boost::weak_ptr<X> wp3(wp);
- BOOST_TEST(!(wp < wp3 || wp3 < wp));
- BOOST_TEST(!(wp < wp3 && wp3 < wp));
- BOOST_TEST(!(wp2 < wp3 || wp3 < wp2));
- BOOST_TEST(!(wp2 < wp3 && wp3 < wp2));
- boost::weak_ptr<X> wp4(wp2);
- BOOST_TEST(!(wp4 < wp3 || wp3 < wp4));
- BOOST_TEST(!(wp4 < wp3 && wp3 < wp4));
- }
- sp.reset();
- sp2.reset();
- BOOST_TEST(b1 == (wp < wp2));
- BOOST_TEST(b2 == (wp2 < wp));
- {
- boost::weak_ptr<X> wp3(wp);
- BOOST_TEST(!(wp < wp3 || wp3 < wp));
- BOOST_TEST(!(wp < wp3 && wp3 < wp));
- BOOST_TEST(!(wp2 < wp3 || wp3 < wp2));
- BOOST_TEST(!(wp2 < wp3 && wp3 < wp2));
- boost::weak_ptr<X> wp4(wp2);
- BOOST_TEST(!(wp4 < wp3 || wp3 < wp4));
- BOOST_TEST(!(wp4 < wp3 && wp3 < wp4));
- }
- }
- {
- boost::shared_ptr<X> spx(new X);
- boost::shared_ptr<Y> spy(new Y);
- boost::shared_ptr<Z> spz(new Z);
- boost::weak_ptr<X> px(spx);
- boost::weak_ptr<Y> py(spy);
- boost::weak_ptr<Z> pz(spz);
- 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::weak_ptr<void> pvx(px);
- BOOST_TEST(!(pvx < pvx));
- boost::weak_ptr<void> pvy(py);
- BOOST_TEST(!(pvy < pvy));
- boost::weak_ptr<void> pvz(pz);
- BOOST_TEST(!(pvz < pvz));
- 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));
- spx.reset();
- spy.reset();
- spz.reset();
- 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_TEST(!(pvx < pvx));
- BOOST_TEST(!(pvy < pvy));
- BOOST_TEST(!(pvz < pvz));
- 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> spz(new Z);
- boost::shared_ptr<X> spx(spz);
- boost::weak_ptr<Z> pz(spz);
- boost::weak_ptr<X> px(spx);
- boost::weak_ptr<Y> py(spz);
- BOOST_TEST(!(px < px));
- BOOST_TEST(!(py < py));
- BOOST_TEST(!(px < py || py < px));
- BOOST_TEST(!(px < pz || pz < px));
- BOOST_TEST(!(py < pz || pz < py));
- boost::weak_ptr<void> pvx(px);
- boost::weak_ptr<void> pvy(py);
- boost::weak_ptr<void> pvz(pz);
- BOOST_TEST(!(pvx < pvy || pvy < pvx));
- BOOST_TEST(!(pvx < pvz || pvz < pvx));
- BOOST_TEST(!(pvy < pvz || pvz < pvy));
- spx.reset();
- spz.reset();
- BOOST_TEST(!(px < px));
- BOOST_TEST(!(py < py));
- BOOST_TEST(!(px < py || py < px));
- BOOST_TEST(!(px < pz || pz < px));
- BOOST_TEST(!(py < pz || pz < py));
- BOOST_TEST(!(pvx < pvy || pvy < pvx));
- BOOST_TEST(!(pvx < pvz || pvz < pvx));
- BOOST_TEST(!(pvy < pvz || pvz < pvy));
- }
- }
- } // namespace n_comparison
- namespace n_lock
- {
- void test()
- {
- }
- } // namespace n_lock
- namespace n_map
- {
- 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::weak_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::weak_ptr<void>, long >::iterator i = m.begin(); i != m.end(); ++i)
- {
- BOOST_TEST(i->first.use_count() == i->second);
- }
- }
- }
- } // namespace n_map
- int main()
- {
- n_element_type::test();
- n_constructors::test();
- n_assignment::test();
- n_reset::test();
- n_use_count::test();
- n_swap::test();
- n_comparison::test();
- n_lock::test();
- n_map::test();
- return boost::report_errors();
- }
- class incomplete
- {
- };
- boost::shared_ptr<incomplete> create_incomplete()
- {
- boost::shared_ptr<incomplete> px(new incomplete);
- return px;
- }
|