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generialization of axis::variant

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Hans Dembinski
2018-10-27 17:42:35 +02:00
parent d010101a40
commit 8200e3f2c5
21 changed files with 518 additions and 263 deletions
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60
test/axis_variable_test.cpp Normal file
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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/histogram/axis/ostream_operators.hpp>
#include <boost/histogram/axis/variable.hpp>
#include <boost/histogram/histogram_fwd.hpp>
#include <limits>
#include "utility.hpp"
using namespace boost::histogram;
int main() {
// bad_ctors
{
auto empty = std::vector<double>(0);
BOOST_TEST_THROWS((axis::variable<>(empty)), std::invalid_argument);
BOOST_TEST_THROWS(axis::variable<>({1.0}), std::invalid_argument);
}
// axis::variable
{
axis::variable<> a{-1, 0, 1};
BOOST_TEST_EQ(a[-1].lower(), -std::numeric_limits<double>::infinity());
BOOST_TEST_EQ(a[a.size()].upper(), std::numeric_limits<double>::infinity());
axis::variable<> b;
BOOST_TEST_NE(a, b);
b = a;
BOOST_TEST_EQ(a, b);
b = b;
BOOST_TEST_EQ(a, b);
axis::variable<> c = std::move(b);
BOOST_TEST_EQ(c, a);
BOOST_TEST_NE(b, a);
axis::variable<> d;
BOOST_TEST_NE(c, d);
d = std::move(c);
BOOST_TEST_EQ(d, a);
axis::variable<> e{-2, 0, 2};
BOOST_TEST_NE(a, e);
BOOST_TEST_EQ(a(-10), -1);
BOOST_TEST_EQ(a(-1), 0);
BOOST_TEST_EQ(a(0), 1);
BOOST_TEST_EQ(a(1), 2);
BOOST_TEST_EQ(a(10), 2);
BOOST_TEST_EQ(a(-std::numeric_limits<double>::infinity()), -1);
BOOST_TEST_EQ(a(std::numeric_limits<double>::infinity()), 2);
BOOST_TEST_EQ(a(std::numeric_limits<double>::quiet_NaN()), 2);
}
// iterators
{
test_axis_iterator(axis::variable<>({1, 2, 3}, ""), 0, 2);
}
return boost::report_errors();
}