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ce8f56727e
* Better include path support in the VSProject scons tool. * Various manual fixes to include paths.
110 lines
4.8 KiB
C++
110 lines
4.8 KiB
C++
//------------------------------------------------------------------------------
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/*
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This file is part of Beast: https://github.com/vinniefalco/Beast
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Copyright 2013, Vinnie Falco <vinnie.falco@gmail.com>
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Permission to use, copy, modify, and/or distribute this software for any
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purpose with or without fee is hereby granted, provided that the above
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copyright notice and this permission notice appear in all copies.
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THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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ANY SPECIAL , DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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//==============================================================================
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#if BEAST_INCLUDE_BEASTCONFIG
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#include <BeastConfig.h>
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#endif
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#include <beast/cxx14/utility.h>
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#include <beast/unit_test/suite.h>
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namespace beast {
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namespace asio {
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class integer_sequence_test : public unit_test::suite
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{
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public:
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template <class AtContainer, class T, T... I>
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static
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auto
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extract (AtContainer const& t,
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std::integer_sequence <T, I...>) ->
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decltype (std::make_tuple (std::get <I> (t)...))
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{
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return std::make_tuple (std::get <I> (t)...);
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}
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void run()
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{
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// Code from
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// http://llvm.org/svn/llvm-project/libcxx/trunk/test/utilities/intseq/intseq.general/integer_seq.pass.cpp
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// Make a couple of sequences
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using int3 = std::make_integer_sequence<int, 3>; // generates int: 0,1,2
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using size7 = std::make_integer_sequence<size_t, 7>; // generates size_t: 0,1,2,3,4,5,6
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using size4 = std::make_index_sequence<4>; // generates size_t: 0,1,2,3
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using size2 = std::index_sequence_for<int, size_t>; // generates size_t: 0,1
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using intmix = std::integer_sequence<int, 9, 8, 7, 2>; // generates int: 9,8,7,2
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using sizemix = std::index_sequence<1, 1, 2, 3, 5>; // generates size_t: 1,1,2,3,5
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// Make sure they're what we expect
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static_assert ( std::is_same <int3::value_type, int>::value, "int3 type wrong" );
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static_assert ( int3::static_size == 3, "int3 size wrong" );
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static_assert ( std::is_same <size7::value_type, size_t>::value, "size7 type wrong" );
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static_assert ( size7::static_size == 7, "size7 size wrong" );
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static_assert ( std::is_same <size4::value_type, size_t>::value, "size4 type wrong" );
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static_assert ( size4::static_size == 4, "size4 size wrong" );
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static_assert ( std::is_same <size2::value_type, size_t>::value, "size2 type wrong" );
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static_assert ( size2::static_size == 2, "size2 size wrong" );
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static_assert ( std::is_same <intmix::value_type, int>::value, "intmix type wrong" );
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static_assert ( intmix::static_size == 4, "intmix size wrong" );
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static_assert ( std::is_same <sizemix::value_type, size_t>::value, "sizemix type wrong" );
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static_assert ( sizemix::static_size == 5, "sizemix size wrong" );
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auto tup = std::make_tuple ( 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20 );
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// Use them
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auto t3 = extract ( tup, int3() );
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static_assert ( std::tuple_size<decltype(t3)>::value == int3::static_size, "t3 size wrong");
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expect ( t3 == std::make_tuple ( 10, 11, 12 ));
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auto t7 = extract ( tup, size7 ());
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static_assert ( std::tuple_size<decltype(t7)>::value == size7::static_size, "t7 size wrong");
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expect ( t7 == std::make_tuple ( 10, 11, 12, 13, 14, 15, 16 ));
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auto t4 = extract ( tup, size4 ());
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static_assert ( std::tuple_size<decltype(t4)>::value == size4::static_size, "t4 size wrong");
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expect ( t4 == std::make_tuple ( 10, 11, 12, 13 ));
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auto t2 = extract ( tup, size2 ());
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static_assert ( std::tuple_size<decltype(t2)>::value == size2::static_size, "t2 size wrong");
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expect ( t2 == std::make_tuple ( 10, 11 ));
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auto tintmix = extract ( tup, intmix ());
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static_assert ( std::tuple_size<decltype(tintmix)>::value == intmix::static_size, "tintmix size wrong");
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expect ( tintmix == std::make_tuple ( 19, 18, 17, 12 ));
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auto tsizemix = extract ( tup, sizemix ());
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static_assert ( std::tuple_size<decltype(tsizemix)>::value == sizemix::static_size, "tsizemix size wrong");
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expect ( tsizemix == std::make_tuple ( 11, 11, 12, 13, 15 ));
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pass();
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}
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};
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BEAST_DEFINE_TESTSUITE(integer_sequence,cxx14,beast);
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}
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}
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