| // Boost.Range library |
| // |
| // Copyright Thorsten Ottosen 2003-2004. 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) |
| // |
| // For more information, see http://www.boost.org/libs/range/ |
| // |
| |
| |
| #include <boost/detail/workaround.hpp> |
| |
| #if BOOST_WORKAROUND(BOOST_BORLANDC, BOOST_TESTED_AT(0x564)) |
| # pragma warn -8091 // suppress warning in Boost.Test |
| # pragma warn -8057 // unused argument argc/argv in Boost.Test |
| #endif |
| |
| #include <boost/range/sub_range.hpp> |
| #include <boost/range/as_literal.hpp> |
| #include <boost/test/unit_test.hpp> |
| #include <boost/test/test_tools.hpp> |
| #include <iostream> |
| #include <string> |
| #include <vector> |
| |
| namespace boost_range_test |
| { |
| namespace |
| { |
| |
| void check_sub_range() |
| { |
| |
| typedef std::string::iterator iterator; |
| typedef std::string::const_iterator const_iterator; |
| typedef boost::iterator_range<iterator> irange; |
| typedef boost::iterator_range<const_iterator> cirange; |
| std::string str = "hello world"; |
| const std::string cstr = "const world"; |
| irange r = boost::make_iterator_range( str ); |
| r = boost::make_iterator_range( str.begin(), str.end() ); |
| cirange r2 = boost::make_iterator_range( cstr ); |
| r2 = boost::make_iterator_range( cstr.begin(), cstr.end() ); |
| r2 = boost::make_iterator_range( str ); |
| |
| typedef boost::sub_range<std::string> srange; |
| typedef boost::sub_range<const std::string> csrange; |
| srange s = r; |
| BOOST_CHECK( r == r ); |
| BOOST_CHECK( s == r ); |
| s = boost::make_iterator_range( str ); |
| csrange s2 = r; |
| s2 = r2; |
| s2 = boost::make_iterator_range( cstr ); |
| BOOST_CHECK( r2 == r2 ); |
| BOOST_CHECK( s2 != r2 ); |
| s2 = boost::make_iterator_range( str ); |
| BOOST_CHECK( !(s != s) ); |
| |
| BOOST_CHECK( r.begin() == s.begin() ); |
| BOOST_CHECK( r2.begin()== s2.begin() ); |
| BOOST_CHECK( r.end() == s.end() ); |
| BOOST_CHECK( r2.end() == s2.end() ); |
| BOOST_CHECK_EQUAL( r.size(), s.size() ); |
| BOOST_CHECK_EQUAL( r2.size(), s2.size() ); |
| |
| //#if BOOST_WORKAROUND(BOOST_BORLANDC, BOOST_TESTED_AT(0x564)) |
| // if( !(bool)r ) |
| // BOOST_CHECK( false ); |
| // if( !(bool)r2 ) |
| // BOOST_CHECK( false ); |
| // if( !(bool)s ) |
| // BOOST_CHECK( false ); |
| // if( !(bool)s2 ) |
| // BOOST_CHECK( false ); |
| //#else |
| if( !r ) |
| BOOST_CHECK( false ); |
| if( !r2 ) |
| BOOST_CHECK( false ); |
| if( !s ) |
| BOOST_CHECK( false ); |
| if( !s2 ) |
| BOOST_CHECK( false ); |
| //#endif |
| |
| std::cout << r << r2 << s << s2; |
| |
| std::string res = boost::copy_range<std::string>( r ); |
| BOOST_CHECK_EQUAL_COLLECTIONS( res.begin(), res.end(), r.begin(), r.end() ); |
| |
| r.empty(); |
| s.empty(); |
| r.size(); |
| s.size(); |
| |
| // |
| // As of range v2 not legal anymore. |
| // |
| //irange singular_irange; |
| //BOOST_CHECK( singular_irange.empty() ); |
| //BOOST_CHECK( singular_irange.size() == 0 ); |
| // |
| //srange singular_srange; |
| //BOOST_CHECK( singular_srange.empty() ); |
| //BOOST_CHECK( singular_srange.size() == 0 ); |
| // |
| //BOOST_CHECK( empty( singular_irange ) ); |
| //BOOST_CHECK( empty( singular_srange ) ); |
| // |
| |
| srange rr = boost::make_iterator_range( str ); |
| BOOST_CHECK( rr.equal( r ) ); |
| |
| rr = boost::make_iterator_range( str.begin(), str.begin() + 5 ); |
| BOOST_CHECK( rr == boost::as_literal("hello") ); |
| BOOST_CHECK( rr != boost::as_literal("hell") ); |
| BOOST_CHECK( rr < boost::as_literal("hello dude") ); |
| BOOST_CHECK( boost::as_literal("hello") == rr ); |
| BOOST_CHECK( boost::as_literal("hell") != rr ); |
| BOOST_CHECK( ! (boost::as_literal("hello dude") < rr ) ); |
| |
| irange rrr = rr; |
| BOOST_CHECK( rrr == rr ); |
| BOOST_CHECK( !( rrr != rr ) ); |
| BOOST_CHECK( !( rrr < rr ) ); |
| |
| const irange cr = boost::make_iterator_range( str ); |
| BOOST_CHECK_EQUAL( cr.front(), 'h' ); |
| BOOST_CHECK_EQUAL( cr.back(), 'd' ); |
| BOOST_CHECK_EQUAL( cr[1], 'e' ); |
| BOOST_CHECK_EQUAL( cr(1), 'e' ); |
| |
| rrr = boost::make_iterator_range( str, 1, -1 ); |
| BOOST_CHECK( rrr == boost::as_literal("ello worl") ); |
| rrr = boost::make_iterator_range( rrr, -1, 1 ); |
| BOOST_CHECK( rrr == str ); |
| rrr.front() = 'H'; |
| rrr.back() = 'D'; |
| rrr[1] = 'E'; |
| BOOST_CHECK( rrr == boost::as_literal("HEllo worlD") ); |
| } |
| |
| template<class T> |
| void check_mutable_type(T&) |
| { |
| BOOST_STATIC_ASSERT(!boost::is_const<T>::value); |
| } |
| |
| template<class T> |
| void check_constant_type(T&) |
| { |
| BOOST_STATIC_ASSERT(boost::is_const<T>::value); |
| } |
| |
| template<class Range, class Iterator> |
| void check_is_const_iterator(Iterator it) |
| { |
| BOOST_STATIC_ASSERT(( |
| boost::is_same< |
| BOOST_DEDUCED_TYPENAME boost::range_iterator< |
| BOOST_DEDUCED_TYPENAME boost::add_const<Range>::type |
| >::type, |
| Iterator |
| >::value)); |
| } |
| |
| template<class Range, class Iterator> |
| void check_is_iterator(Iterator it) |
| { |
| BOOST_STATIC_ASSERT(( |
| boost::is_same< |
| BOOST_DEDUCED_TYPENAME boost::range_iterator< |
| BOOST_DEDUCED_TYPENAME boost::remove_const<Range>::type |
| >::type, |
| Iterator |
| >::value)); |
| } |
| |
| void const_propagation_mutable_collection(void) |
| { |
| typedef std::vector<int> coll_t; |
| typedef boost::sub_range<coll_t> sub_range_t; |
| |
| coll_t c; |
| c.push_back(0); |
| |
| sub_range_t rng(c); |
| const sub_range_t crng(c); |
| |
| check_is_iterator<sub_range_t>(rng.begin()); |
| check_is_iterator<sub_range_t>(rng.end()); |
| |
| check_is_const_iterator<sub_range_t>(crng.begin()); |
| check_is_const_iterator<sub_range_t>(crng.end()); |
| |
| check_mutable_type(rng[0]); |
| check_mutable_type(rng.front()); |
| check_mutable_type(rng.back()); |
| check_constant_type(crng[0]); |
| check_constant_type(crng.front()); |
| check_constant_type(crng.back()); |
| } |
| |
| void const_propagation_const_collection(void) |
| { |
| typedef std::vector<int> coll_t; |
| typedef boost::sub_range<const coll_t> sub_range_t; |
| |
| coll_t c; |
| c.push_back(0); |
| |
| sub_range_t rng(c); |
| const sub_range_t crng(c); |
| |
| check_is_const_iterator<sub_range_t>(rng.begin()); |
| check_is_const_iterator<sub_range_t>(rng.end()); |
| |
| check_is_const_iterator<sub_range_t>(crng.begin()); |
| check_is_const_iterator<sub_range_t>(crng.end()); |
| |
| check_constant_type(rng[0]); |
| check_constant_type(rng.front()); |
| check_constant_type(rng.back()); |
| check_constant_type(crng[0]); |
| check_constant_type(crng.front()); |
| check_constant_type(crng.back()); |
| } |
| |
| inline void test_advance() |
| { |
| std::vector<int> l; |
| l.push_back(1); |
| l.push_back(2); |
| typedef boost::sub_range<std::vector<int> > rng_t; |
| rng_t r1(l.begin(), l.end()); |
| BOOST_CHECK(r1.advance_begin(1).advance_end(-1).empty()); |
| |
| rng_t r2(l.begin(), l.end()); |
| BOOST_CHECK_EQUAL(r2.advance_begin(1).size(), 1u); |
| |
| rng_t r3(l.begin(), l.end()); |
| BOOST_CHECK_EQUAL(r3.advance_end(-1).size(), 1u); |
| } |
| |
| void ticket_10514() |
| { |
| typedef std::vector<int> vec_t; |
| typedef boost::sub_range<vec_t> range_t; |
| vec_t v(10); |
| range_t r(v.begin(), v.end()); |
| const range_t& cr = r; |
| range_t copy_r = cr; |
| |
| BOOST_CHECK(r.begin() == copy_r.begin()); |
| BOOST_CHECK(r.end() == copy_r.end()); |
| |
| BOOST_CHECK(cr.begin() == copy_r.begin()); |
| BOOST_CHECK(cr.end() == copy_r.end()); |
| } |
| |
| } // anonymous namespace |
| } // namespace boost_range_test |
| |
| boost::unit_test::test_suite* init_unit_test_suite(int, char*[]) |
| { |
| boost::unit_test::test_suite* test = |
| BOOST_TEST_SUITE( "Boost.Range sub_range test suite" ); |
| |
| test->add(BOOST_TEST_CASE(&boost_range_test::check_sub_range)); |
| |
| test->add(BOOST_TEST_CASE( |
| &boost_range_test::const_propagation_const_collection)); |
| |
| test->add(BOOST_TEST_CASE( |
| &boost_range_test::const_propagation_mutable_collection)); |
| |
| test->add(BOOST_TEST_CASE(&boost_range_test::test_advance)); |
| |
| test->add(BOOST_TEST_CASE(&boost_range_test::ticket_10514)); |
| |
| return test; |
| } |
| |
| |
| |
| |
| |