test/hotspot/gtest/metaprogramming/test_isRegisteredEnum.cpp

/*
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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
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 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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#include "precompiled.hpp"
#include "memory/allocation.hpp"
#include "metaprogramming/integralConstant.hpp"
#include "metaprogramming/isRegisteredEnum.hpp"

#include "unittest.hpp"

struct IsRegisteredEnumTest : AllStatic {
  enum A { A_x, A_y, A_z };
  enum B { B_x, B_y, B_z };
};

typedef IsRegisteredEnumTest::A A;
typedef IsRegisteredEnumTest::B B;

template<> struct IsRegisteredEnum<A> : public TrueType {};

STATIC_ASSERT(!IsRegisteredEnum<int>::value);
STATIC_ASSERT(IsRegisteredEnum<A>::value);
STATIC_ASSERT(!IsRegisteredEnum<B>::value);