83 lines
2.2 KiB
C++
83 lines
2.2 KiB
C++
//
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// Boost.Pointer Container
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//
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// Copyright Thorsten Ottosen 2003-2005. Use, modification and
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// distribution is subject to the Boost Software License, Version
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// 1.0. (See 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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// For more information, see http://www.boost.org/libs/ptr_container/
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//
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#include <boost/ptr_container/indirect_fun.hpp>
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#include <boost/ptr_container/ptr_vector.hpp>
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#include <boost/assign/list_inserter.hpp>
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#include <boost/test/test_tools.hpp>
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#include <algorithm>
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#include <functional>
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#include <string>
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bool lesser_than( const std::string& l, const std::string& r )
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{
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return l < r;
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}
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void test_fun()
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{
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using namespace boost;
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ptr_vector<std::string> vec;
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indirect_fun< std::less<std::string> > fun;
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std::string s1("bar");
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std::string* ptr1 = &s1;
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std::string s2("foo");
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std::string* ptr2 = &s2;
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BOOST_CHECK( fun( ptr1, ptr2 ) == true );
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void* vptr1 = ptr1;
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void* vptr2 = ptr2;
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void_ptr_indirect_fun< std::less<std::string>, std::string> cast_fun;
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BOOST_CHECK( cast_fun( vptr1, vptr2 ) == true );
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assign::push_back( vec )( new std::string("aa") )
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( new std::string("bb") )
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( new std::string("dd") )
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( new std::string("cc") )
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( new std::string("a") );
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std::sort( vec.begin().base(), vec.end().base(), cast_fun );
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BOOST_CHECK( vec[0] == "a" );
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BOOST_CHECK( vec[4] == "dd" );
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std::sort( vec.begin().base(), vec.end().base(),
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make_void_ptr_indirect_fun<std::string>( &lesser_than ) );
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BOOST_CHECK( vec[1] == "aa" );
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BOOST_CHECK( vec[2] == "bb" );
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int i1 = 2;
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void *iptr1 = &i1;
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int i2 = 3;
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void* iptr2 = &i2;
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void_ptr_indirect_fun<std::less<int>, int> int_cast_fun;
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BOOST_CHECK( int_cast_fun(iptr1,iptr2) );
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}
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#include <boost/test/unit_test.hpp>
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using boost::unit_test::test_suite;
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test_suite* init_unit_test_suite( int argc, char* argv[] )
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{
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test_suite* test = BOOST_TEST_SUITE( "Pointer Container Test Suite" );
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test->add( BOOST_TEST_CASE( &test_fun ) );
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return test;
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}
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