histogram/test/detail_relaxed_equal_test.cpp
Hans Dembinski e8b61bf483
Flexible category add (#118)
- added axis::traits::continuous to match axis::traits::is_continuous
- axes now return mutable metadata even when constant
- histograms with discrete growing axis can be added
- use multi_index in histogram interface
2020-05-20 02:42:53 +02:00

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// Copyright 2015-2017 Hans Dembinski
//
// Distributed under 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)
#include <boost/core/lightweight_test.hpp>
#include <boost/core/lightweight_test_trait.hpp>
#include <boost/histogram/detail/relaxed_equal.hpp>
#include "std_ostream.hpp"
using namespace boost::histogram::detail;
int main() {
struct Stateless {
} a, b;
struct Stateful {
int state; // has state
} c, d;
struct HasEqual {
int state;
bool operator==(const HasEqual& rhs) const { return state == rhs.state; }
} e{1}, f{1}, g{2};
BOOST_TEST(relaxed_equal{}(a, b));
BOOST_TEST_NOT(relaxed_equal{}(a, c));
BOOST_TEST_NOT(relaxed_equal{}(c, d));
BOOST_TEST(relaxed_equal{}(e, f));
BOOST_TEST_NOT(relaxed_equal{}(e, g));
return boost::report_errors();
}