1234567891011121314151617181920212223242526272829303132333435363738394041424344454647484950515253545556575859606162636465666768697071727374757677787980818283848586 |
- // Boost.Geometry (aka GGL, Generic Geometry Library)
- // Unit Test
- // Copyright (c) 2010-2012 Barend Gehrels, Amsterdam, the Netherlands.
- // Use, modification and distribution is subject to 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 <algorithm>
- #include <iterator>
- #include <sstream>
- #include <string>
- #include <geometry_test_common.hpp>
- #include <boost/geometry/geometries/geometries.hpp>
- #include <boost/geometry/geometries/point_xy.hpp>
- #include <boost/geometry/views/segment_view.hpp>
- #include <boost/geometry/io/wkt/read.hpp>
- template <typename Segment>
- void test_geometry(std::string const& wkt, std::string const& expected)
- {
- Segment segment;
- bg::read_wkt(wkt, segment);
- typedef bg::segment_view<Segment> range_type;
- range_type range(segment);
- {
- std::ostringstream out;
- for (typename boost::range_iterator<range_type>::type it = boost::begin(range);
- it != boost::end(range); ++it)
- {
- out << " " << bg::get<0>(*it) << bg::get<1>(*it);
- }
- BOOST_CHECK_EQUAL(out.str(), expected);
- }
- {
- // Check forward/backward behaviour
- std::ostringstream out;
- typename boost::range_iterator<range_type>::type it = boost::begin(range);
- it++;
- it--;
- out << " " << bg::get<0>(*it) << bg::get<1>(*it);
- typename boost::range_iterator<range_type>::type it2 = boost::end(range);
- it2--;
- out << " " << bg::get<0>(*it2) << bg::get<1>(*it2);
- BOOST_CHECK_EQUAL(out.str(), expected);
- }
- {
- // Check random access behaviour
- int const n = boost::size(range);
- BOOST_CHECK_EQUAL(n, 2);
- }
- // Check Boost.Range concept
- BOOST_CONCEPT_ASSERT( (boost::RandomAccessRangeConcept<range_type>) );
- }
- template <typename P>
- void test_all()
- {
- test_geometry<bg::model::segment<P> >("linestring(1 1,2 2)", " 11 22");
- test_geometry<bg::model::segment<P> >("linestring(4 4,3 3)", " 44 33");
- }
- int test_main(int, char* [])
- {
- std::vector<int> a;
- a.push_back(1);
- boost::range_iterator<std::vector<int> const>::type it = a.end();
- --it;
- std::cout << *it << std::endl;
- test_all<bg::model::d2::point_xy<double> >();
- return 0;
- }
|