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- // 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/box_view.hpp>
- #include <boost/geometry/io/wkt/read.hpp>
- template <typename Box, bool Reverse>
- void test_geometry(std::string const& wkt, std::string const& expected,
- bg::order_selector expected_order)
- {
- Box box;
- bg::read_wkt(wkt, box);
- typedef bg::box_view<Box, Reverse> view_type;
- view_type range(box);
- {
- std::ostringstream out;
- for (typename boost::range_iterator<view_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
- typename boost::range_iterator<view_type>::type it = boost::begin(range);
- it++;
- it--;
- // Not verified further, same as segment
- }
- {
- // Check random access behaviour
- int const n = boost::size(range);
- BOOST_CHECK_EQUAL(n, 5);
- }
- // Check Boost.Range concept
- BOOST_CONCEPT_ASSERT( (boost::RandomAccessRangeConcept<view_type>) );
- // Check order
- bg::order_selector order = bg::point_order<view_type>::value;
- BOOST_CHECK_EQUAL(order, expected_order);
- }
- template <typename P>
- void test_all()
- {
- test_geometry<bg::model::box<P>, true> ("polygon((1 1,2 2))", " 11 12 22 21 11", bg::clockwise);
- test_geometry<bg::model::box<P>, false>("polygon((1 1,2 2))", " 11 21 22 12 11", bg::counterclockwise);
- test_geometry<bg::model::box<P>, true> ("polygon((3 3,5 5))", " 33 35 55 53 33", bg::clockwise);
- }
- int test_main(int, char* [])
- {
- test_all<bg::model::d2::point_xy<double> >();
- return 0;
- }
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