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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 18:24:20 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 18:24:20 +0000 |
commit | 483eb2f56657e8e7f419ab1a4fab8dce9ade8609 (patch) | |
tree | e5d88d25d870d5dedacb6bbdbe2a966086a0a5cf /src/boost/libs/range/test/extension_mechanism.cpp | |
parent | Initial commit. (diff) | |
download | ceph-upstream.tar.xz ceph-upstream.zip |
Adding upstream version 14.2.21.upstream/14.2.21upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/boost/libs/range/test/extension_mechanism.cpp')
-rw-r--r-- | src/boost/libs/range/test/extension_mechanism.cpp | 109 |
1 files changed, 109 insertions, 0 deletions
diff --git a/src/boost/libs/range/test/extension_mechanism.cpp b/src/boost/libs/range/test/extension_mechanism.cpp new file mode 100644 index 00000000..b8b71127 --- /dev/null +++ b/src/boost/libs/range/test/extension_mechanism.cpp @@ -0,0 +1,109 @@ +// 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(__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.hpp> +#include <boost/test/test_tools.hpp> +#include <boost/test/unit_test.hpp> +#include <vector> + +// +// Generic range algorithm +// +template< class Rng > +typename boost::range_iterator<Rng>::type foo_algo( Rng& r ) +{ + // + // This will only compile for Rng = UDT if the qualified calls + // find boost_range_XXX via ADL. + // + return boost::size(r) == 0u ? boost::begin(r) : boost::end(r); +} + +namespace Foo +{ + // + // Our sample UDT + // + struct X + { + X() : vec() { } + + typedef std::vector<int> data_t; + typedef data_t::iterator iterator; + typedef data_t::const_iterator const_iterator; + + data_t vec; + + void push_back( int i ) + { vec.push_back(i); } + }; + + // + // The required functions. No type-traits need + // to be defined because X defines the proper set of + // nested types. + // + inline X::iterator range_begin( X& x ) + { + return x.vec.begin(); + } + + + inline X::const_iterator range_begin( const X& x ) + { + return x.vec.begin(); + } + + + inline X::iterator range_end( X& x ) + { + return x.vec.end(); + } + + inline X::const_iterator range_end( const X& x ) + { + return x.vec.end(); + } + +} + +void check_extension() +{ + Foo::X x; + x.push_back(3); + const Foo::X x2; + + foo_algo( x ); + foo_algo( x2 ); +} + +using boost::unit_test::test_suite; + +test_suite* init_unit_test_suite( int argc, char* argv[] ) +{ + test_suite* test = BOOST_TEST_SUITE( "Range Test Suite" ); + + test->add( BOOST_TEST_CASE( &check_extension ) ); + + return test; +} + + + + + |