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- //
- // Copyright 2018 Mateusz Loskot <mateusz at loskot dot net>
- //
- // Distributed under 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 <boost/gil/image.hpp>
- #include <boost/gil/image_view.hpp>
- #include <boost/gil/typedefs.hpp>
- #include <boost/core/lightweight_test.hpp>
- namespace gil = boost::gil;
- gil::gray8_pixel_t const gray128(128);
- gil::gray8_pixel_t const gray255(255);
- void test_begin()
- {
- gil::gray8_image_t image(2, 2, gray255);
- auto view = gil::view(image);
- BOOST_TEST(*view.begin() == gray255);
- }
- void test_end()
- {
- gil::gray8_image_t::view_t view;
- BOOST_TEST(view.begin() == view.end());
- }
- void test_rbegin()
- {
- gil::gray8_image_t image(2, 2, gray255);
- auto view = gil::view(image);
- view(1,1) = gray128;
- BOOST_TEST(*view.rbegin() == gray128);
- }
- void test_rend()
- {
- gil::gray8_image_t::view_t view;
- BOOST_TEST(view.rbegin() == view.rend());
- }
- void test_front()
- {
- gil::gray8_image_t image(2, 2, gray255);
- auto view = gil::view(image);
- BOOST_TEST(view.front() == gray255);
- }
- void test_back()
- {
- gil::gray8_image_t image(2, 2, gray255);
- auto view = gil::view(image);
- BOOST_TEST(view.back() == gray255);
- }
- void test_empty()
- {
- gil::gray8_image_t::view_t view;
- BOOST_TEST(view.empty());
- gil::gray8_image_t image(2, 2);
- view = gil::view(image);
- BOOST_TEST(!view.empty());
- }
- void test_size()
- {
- gil::gray8_image_t::view_t view;
- BOOST_TEST_EQ(view.size(), 0);
- gil::gray8_image_t image(2, 2);
- view = gil::view(image);
- BOOST_TEST_EQ(view.size(), 4);
- }
- void test_swap()
- {
- gil::gray8_image_t::view_t view1;
- gil::gray8_image_t::view_t view2;
- gil::gray8_image_t image(2, 2);
- view1 = gil::view(image);
- view1.swap(view2);
- BOOST_TEST(view1.empty());
- BOOST_TEST(!view2.empty());
- }
- int main()
- {
- // Collection
- test_begin();
- test_end();
- test_size();
- test_empty();
- test_swap();
- // ForwardCollection
- test_front();
- // ReversibleCollection
- test_rbegin();
- test_rend();
- test_back();
- return boost::report_errors();
- }
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