author | William Roberts <williamr@symbian.org> |
Fri, 23 Jul 2010 16:09:54 +0100 | |
branch | GCC_SURGE |
changeset 47 | d7383dba13ba |
parent 0 | e4d67989cc36 |
permissions | -rw-r--r-- |
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#include <boost/config.hpp> |
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#if defined(BOOST_MSVC) |
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#pragma warning(disable: 4786) // identifier truncated in debug info |
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#pragma warning(disable: 4710) // function not inlined |
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#pragma warning(disable: 4711) // function selected for automatic inline expansion |
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#pragma warning(disable: 4514) // unreferenced inline removed |
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#endif |
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// |
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// shared_from_this_test.cpp |
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// |
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// Copyright (c) 2002, 2003 Peter Dimov |
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// |
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// Distributed under the Boost Software License, Version 1.0. (See |
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// accompanying file LICENSE_1_0.txt or copy at |
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// http://www.boost.org/LICENSE_1_0.txt) |
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// |
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/* |
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* © Portions copyright (c) 2006-2007 Nokia Corporation. All rights reserved. |
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*/ |
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#include <boost/enable_shared_from_this.hpp> |
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#include <boost/shared_ptr.hpp> |
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#include <boost/detail/lightweight_test.hpp> |
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#ifdef __SYMBIAN32__ |
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#include "std_log_result.h" |
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#define LOG_FILENAME_LINE __FILE__, __LINE__ |
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#endif |
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// |
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class X |
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{ |
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public: |
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virtual void f() = 0; |
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protected: |
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~X() {} |
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}; |
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class Y |
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{ |
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public: |
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virtual boost::shared_ptr<X> getX() = 0; |
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protected: |
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~Y() {} |
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}; |
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boost::shared_ptr<Y> createY(); |
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void test() |
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{ |
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boost::shared_ptr<Y> py = createY(); |
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BOOST_TEST(py.get() != 0); |
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BOOST_TEST(py.use_count() == 1); |
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boost::shared_ptr<X> px = py->getX(); |
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BOOST_TEST(px.get() != 0); |
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BOOST_TEST(py.use_count() == 2); |
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px->f(); |
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boost::shared_ptr<Y> py2 = boost::dynamic_pointer_cast<Y>(px); |
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BOOST_TEST(py.get() == py2.get()); |
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BOOST_TEST(!(py < py2 || py2 < py)); |
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BOOST_TEST(py.use_count() == 3); |
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} |
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void test2(); |
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void test3(); |
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int main() |
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{ |
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std_log(LOG_FILENAME_LINE,"[Test Case for shared_from_this_test]"); |
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test(); |
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test2(); |
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test3(); |
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#ifdef __SYMBIAN32__ |
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int failures = boost::report_errors(); |
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if(failures) |
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{ |
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std_log(LOG_FILENAME_LINE,"Result : Failed"); |
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assert_failed = true; |
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} |
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else |
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{ |
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std_log(LOG_FILENAME_LINE,"Result : Passed"); |
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} |
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std_log(LOG_FILENAME_LINE,"[End Test Case ]"); |
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#endif |
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testResultXml("shared_from_this_test"); |
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close_log_file(); |
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return failures; |
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} |
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// virtual inheritance to stress the implementation |
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// (prevents Y* -> impl*, enable_shared_from_this<impl>* -> impl* casts) |
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class impl: public X, public virtual Y, public virtual boost::enable_shared_from_this<impl> |
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{ |
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public: |
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virtual void f() |
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{ |
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} |
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virtual boost::shared_ptr<X> getX() |
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{ |
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boost::shared_ptr<impl> pi = shared_from_this(); |
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BOOST_TEST(pi.get() == this); |
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return pi; |
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} |
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}; |
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// intermediate impl2 to stress the implementation |
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class impl2: public impl |
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{ |
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}; |
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boost::shared_ptr<Y> createY() |
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{ |
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boost::shared_ptr<Y> pi(new impl2); |
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return pi; |
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} |
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void test2() |
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{ |
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boost::shared_ptr<Y> pi(static_cast<impl2*>(0)); |
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} |
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// |
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struct V: public boost::enable_shared_from_this<V> |
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{ |
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}; |
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void test3() |
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{ |
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boost::shared_ptr<V> p(new V); |
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boost::shared_ptr<V> q = p->shared_from_this(); |
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BOOST_TEST(p == q); |
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BOOST_TEST(!(p < q) && !(q < p)); |
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V v2(*p); |
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try |
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{ |
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boost::shared_ptr<V> r = v2.shared_from_this(); |
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BOOST_ERROR("v2.shared_from_this() failed to throw"); |
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} |
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catch(boost::bad_weak_ptr const &) |
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{ |
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} |
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try |
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*p = V(); |
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boost::shared_ptr<V> r = p->shared_from_this(); |
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BOOST_TEST(p == r); |
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BOOST_TEST(!(p < r) && !(r < p)); |
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} |
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catch(boost::bad_weak_ptr const &) |
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{ |
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BOOST_ERROR("p->shared_from_this() threw bad_weak_ptr after *p = V()"); |
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} |
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} |