| 1 | // Boost.Range library |
| 2 | // |
| 3 | // Copyright Neil Groves 2010. Use, modification and |
| 4 | // distribution is subject to the Boost Software License, Version |
| 5 | // 1.0. (See accompanying file LICENSE_1_0.txt or copy at |
| 6 | // http://www.boost.org/LICENSE_1_0.txt) |
| 7 | // |
| 8 | // |
| 9 | // For more information, see http://www.boost.org/libs/range/ |
| 10 | // |
| 11 | #include <boost/range/algorithm_ext/overwrite.hpp> |
| 12 | |
| 13 | #include <boost/test/test_tools.hpp> |
| 14 | #include <boost/test/unit_test.hpp> |
| 15 | |
| 16 | #include <boost/range/iterator.hpp> |
| 17 | #include <algorithm> |
| 18 | #include <list> |
| 19 | #include <vector> |
| 20 | |
| 21 | namespace |
| 22 | { |
| 23 | template< class Container > |
| 24 | void test_overwrite_impl(std::size_t n) |
| 25 | { |
| 26 | Container overwrite_source; |
| 27 | for (std::size_t i = 0; i < n; ++i) |
| 28 | overwrite_source.push_back(i); |
| 29 | |
| 30 | Container reference; |
| 31 | reference.resize(n); |
| 32 | std::copy(overwrite_source.begin(), overwrite_source.end(), reference.begin()); |
| 33 | |
| 34 | Container test; |
| 35 | test.resize(n); |
| 36 | boost::overwrite(overwrite_source, test); |
| 37 | |
| 38 | BOOST_CHECK_EQUAL_COLLECTIONS( reference.begin(), reference.end(), |
| 39 | test.begin(), test.end() ); |
| 40 | |
| 41 | test.clear(); |
| 42 | test.resize(n); |
| 43 | const Container& const_overwrite_source = overwrite_source; |
| 44 | boost::overwrite(const_overwrite_source, test); |
| 45 | |
| 46 | BOOST_CHECK_EQUAL_COLLECTIONS( reference.begin(), reference.end(), |
| 47 | test.begin(), test.end() ); |
| 48 | } |
| 49 | |
| 50 | template< class Container > |
| 51 | void test_overwrite_impl() |
| 52 | { |
| 53 | test_overwrite_impl<Container>(0); |
| 54 | test_overwrite_impl<Container>(1); |
| 55 | test_overwrite_impl<Container>(10); |
| 56 | } |
| 57 | |
| 58 | void test_overwrite() |
| 59 | { |
| 60 | test_overwrite_impl< std::vector<std::size_t> >(); |
| 61 | test_overwrite_impl< std::list<std::size_t> >(); |
| 62 | } |
| 63 | } |
| 64 | |
| 65 | boost::unit_test::test_suite* |
| 66 | init_unit_test_suite(int argc, char* argv[]) |
| 67 | { |
| 68 | boost::unit_test::test_suite* test |
| 69 | = BOOST_TEST_SUITE( "RangeTestSuite.algorithm_ext.overwrite" ); |
| 70 | |
| 71 | test->add( BOOST_TEST_CASE( &test_overwrite ) ); |
| 72 | |
| 73 | return test; |
| 74 | } |
| 75 | |