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Move constexpr operators test to separate test

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This commit is contained in:
Glen Fernandes
2020-04-12 13:03:18 -04:00
parent 0c059a50ad
commit 9a4cff038b
3 changed files with 66 additions and 32 deletions
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test/operators_constexpr_test.cpp
+59
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/*
Copyright 2020 Glen Joseph Fernandes
(glenjofe@gmail.com)
Distributed under the Boost Software License, Version 1.0.
(http://www.boost.org/LICENSE_1_0.txt)
*/
#include <boost/config.hpp>
#if !defined(BOOST_NO_CXX11_CONSTEXPR) && \
(!defined(BOOST_MSVC) || (BOOST_MSVC >= 1922))
#include <boost/operators.hpp>
#include <boost/static_assert.hpp>
namespace {
class Value
: boost::operators<Value> {
public:
BOOST_OPS_CONSTEXPR explicit Value(int v)
: v_(v) { }
BOOST_OPS_CONSTEXPR bool
operator<(const Value& x) const {
return v_ < x.v_;
}
BOOST_OPS_CONSTEXPR bool
operator==(const Value& x) const {
return v_ == x.v_;
}
private:
int v_;
};
} // namespace
BOOST_STATIC_ASSERT(!static_cast<bool>(Value(1) == Value(2)));
BOOST_STATIC_ASSERT(Value(1) != Value(2));
BOOST_STATIC_ASSERT(Value(1) < Value(2));
BOOST_STATIC_ASSERT(Value(1) <= Value(2));
BOOST_STATIC_ASSERT(!static_cast<bool>(Value(1) > Value(2)));
BOOST_STATIC_ASSERT(!static_cast<bool>(Value(1) >= Value(2)));
BOOST_STATIC_ASSERT(!static_cast<bool>(Value(2) == Value(1)));
BOOST_STATIC_ASSERT(Value(2) != Value(1));
BOOST_STATIC_ASSERT(!static_cast<bool>(Value(2) < Value(1)));
BOOST_STATIC_ASSERT(!static_cast<bool>(Value(2) <= Value(1)));
BOOST_STATIC_ASSERT(Value(2) > Value(1));
BOOST_STATIC_ASSERT(Value(2) >= Value(1));
BOOST_STATIC_ASSERT(Value(1) == Value(1));
BOOST_STATIC_ASSERT(!static_cast<bool>(Value(1) != Value(1)));
BOOST_STATIC_ASSERT(!static_cast<bool>(Value(1) < Value(1)));
BOOST_STATIC_ASSERT(Value(1) <= Value(1));
BOOST_STATIC_ASSERT(!static_cast<bool>(Value(1) > Value(1)));
BOOST_STATIC_ASSERT(Value(1) >= Value(1));
#endif