ceph/src/boost/libs/hana/test/set/difference.cpp

   1 // Copyright Louis Dionne 2013-2016
   2 // Distributed under the Boost Software License, Version 1.0.
   3 // (See accompanying file LICENSE.md or copy at http://boost.org/LICENSE_1_0.txt)
   4
   5 #include <boost/hana/assert.hpp>
   6 #include <boost/hana/difference.hpp>
   7 #include <boost/hana/equal.hpp>
   8 #include <boost/hana/set.hpp>
   9
  10 #include <laws/base.hpp>
  11 namespace hana = boost::hana;
  12 using hana::test::ct_eq;
  13
  14
  15 int main() {
  16     BOOST_HANA_CONSTANT_CHECK(hana::equal(
  17         hana::difference(
  18             hana::make_set(),
  19             hana::make_set()
  20         ),
  21         hana::make_set()
  22     ));
  23     BOOST_HANA_CONSTANT_CHECK(hana::equal(
  24         hana::difference(
  25             hana::make_set(ct_eq<0>{}),
  26             hana::make_set()
  27         ),
  28         hana::make_set(ct_eq<0>{})
  29     ));
  30     BOOST_HANA_CONSTANT_CHECK(hana::equal(
  31         hana::difference(
  32             hana::make_set(ct_eq<0>{}, ct_eq<1>{}),
  33             hana::make_set()
  34         ),
  35         hana::make_set(ct_eq<0>{}, ct_eq<1>{})
  36     ));
  37     BOOST_HANA_CONSTANT_CHECK(hana::equal(
  38         hana::difference(
  39             hana::make_set(ct_eq<0>{}, ct_eq<1>{}, ct_eq<2>{}),
  40             hana::make_set()
  41         ),
  42         hana::make_set(ct_eq<0>{}, ct_eq<1>{}, ct_eq<2>{})
  43     ));
  44
  45     BOOST_HANA_CONSTANT_CHECK(hana::equal(
  46         hana::difference(
  47             hana::make_set(ct_eq<0>{}, ct_eq<1>{}, ct_eq<2>{}),
  48             hana::make_set(ct_eq<1>{})
  49         ),
  50         hana::make_set(ct_eq<0>{}, ct_eq<2>{})
  51     ));
  52     BOOST_HANA_CONSTANT_CHECK(hana::equal(
  53         hana::difference(
  54             hana::make_set(ct_eq<0>{}, ct_eq<1>{}, ct_eq<2>{}),
  55             hana::make_set(ct_eq<1>{}, ct_eq<3>{})
  56         ),
  57         hana::make_set(ct_eq<0>{}, ct_eq<2>{})
  58     ));
  59
  60     BOOST_HANA_CONSTANT_CHECK(hana::equal(
  61         hana::difference(
  62             hana::make_set(ct_eq<0>{}, ct_eq<1>{}, ct_eq<2>{}),
  63             hana::make_set(ct_eq<1>{}, ct_eq<3>{}, ct_eq<2>{})
  64         ),
  65         hana::make_set(ct_eq<0>{})
  66     ));
  67 }