102 lines
3.4 KiB
C++
102 lines
3.4 KiB
C++
// Copyright (C) 2013 Eurodecision
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// Authors: Guillaume Pinot
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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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#include <boost/property_map/compose_property_map.hpp>
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#include <boost/property_map/function_property_map.hpp>
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#include <boost/test/minimal.hpp>
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void concept_checks()
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{
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using namespace boost;
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{
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typedef null_archetype<> Key;
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//typedef assignable_archetype<copy_constructible_archetype<> > Value;
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typedef copy_constructible_archetype<assignable_archetype<> > Value;
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typedef readable_property_map_archetype<Key, Key> GPMap;
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typedef readable_property_map_archetype<Key, Value> FPMap;
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typedef compose_property_map<FPMap, GPMap> CPM;
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BOOST_CONCEPT_ASSERT((ReadablePropertyMapConcept<CPM, Key>));
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}
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{
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typedef null_archetype<> Key;
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typedef copy_constructible_archetype<assignable_archetype<> > Value;
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typedef readable_property_map_archetype<Key, Key> GPMap;
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typedef writable_property_map_archetype<Key, Value> FPMap;
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typedef compose_property_map<FPMap, GPMap> CPM;
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BOOST_CONCEPT_ASSERT((WritablePropertyMapConcept<CPM, Key>));
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}
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{
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typedef null_archetype<> Key;
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typedef copy_constructible_archetype<assignable_archetype<> > Value;
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typedef readable_property_map_archetype<Key, Key> GPMap;
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typedef read_write_property_map_archetype<Key, Value> FPMap;
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typedef compose_property_map<FPMap, GPMap> CPM;
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BOOST_CONCEPT_ASSERT((ReadWritePropertyMapConcept<CPM, Key>));
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}
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{
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typedef null_archetype<> Key;
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typedef copy_constructible_archetype<assignable_archetype<> > Value;
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typedef readable_property_map_archetype<Key, Key> GPMap;
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typedef lvalue_property_map_archetype<Key, Value> FPMap;
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typedef compose_property_map<FPMap, GPMap> CPM;
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BOOST_CONCEPT_ASSERT((LvaluePropertyMapConcept<CPM, Key>));
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}
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{
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typedef null_archetype<> Key;
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typedef copy_constructible_archetype<assignable_archetype<> > Value;
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typedef readable_property_map_archetype<Key, Key> GPMap;
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typedef mutable_lvalue_property_map_archetype<Key, Value> FPMap;
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typedef compose_property_map<FPMap, GPMap> CPM;
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BOOST_CONCEPT_ASSERT((Mutable_LvaluePropertyMapConcept<CPM, Key>));
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}
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}
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void pointer_pmap_check()
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{
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const int idx[] = {2, 0, 4, 1, 3};
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double v[] = {1., 3., 0., 4., 2.};
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boost::compose_property_map<double*, const int*> cpm(v, idx);
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for (int i = 0; i < 5; ++i) {
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BOOST_CHECK(get(cpm, i) == static_cast<double>(i));
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++cpm[i];
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BOOST_CHECK(cpm[i] == static_cast<double>(i + 1));
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put(cpm, i, 42.);
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BOOST_CHECK(cpm[i] == 42.);
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}
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}
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struct modulo_add_one {
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typedef int result_type;
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modulo_add_one(int m): modulo(m) {}
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int operator()(int i) const {return (i + 1) % modulo;}
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int modulo;
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};
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void readable_pmap_checks()
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{
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using namespace boost;
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typedef function_property_map<modulo_add_one, int> modulo_add_one_pmap;
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compose_property_map<modulo_add_one_pmap, modulo_add_one_pmap>
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cpm(modulo_add_one(5), modulo_add_one(5));
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for (int i = 0; i < 10; ++i)
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BOOST_CHECK(get(cpm, i) == (i + 2) % 5);
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}
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int
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test_main(int, char**)
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{
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concept_checks();
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pointer_pmap_check();
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readable_pmap_checks();
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return 0;
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}
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