histogram/test/axis_category_test.cpp
Hans Dembinski bdc8cb1975 fix CI
2019-02-03 18:11:36 +01:00

75 lines
2.0 KiB
C++

// Copyright 2015-2018 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/category.hpp>
#include <limits>
#include <sstream>
#include <string>
#include "utility_axis.hpp"
using namespace boost::histogram;
int main() {
// bad_ctors
{
auto empty = std::vector<int>(0);
BOOST_TEST_THROWS((axis::category<>(empty)), std::invalid_argument);
}
// axis::category
{
std::string A("A"), B("B"), C("C"), other;
axis::category<std::string> a({A, B, C});
axis::category<std::string> b;
BOOST_TEST_NE(a, b);
b = a;
BOOST_TEST_EQ(a, b);
b = axis::category<std::string>{{B, A, C}};
BOOST_TEST_NE(a, b);
b = a;
b = b;
BOOST_TEST_EQ(a, b);
axis::category<std::string> c = std::move(b);
BOOST_TEST_EQ(c, a);
axis::category<std::string> d;
BOOST_TEST_NE(c, d);
d = std::move(c);
BOOST_TEST_EQ(d, a);
BOOST_TEST_EQ(a.size(), 3);
BOOST_TEST_EQ(a.index(A), 0);
BOOST_TEST_EQ(a.index(B), 1);
BOOST_TEST_EQ(a.index(C), 2);
BOOST_TEST_EQ(a.index(other), 3);
BOOST_TEST_EQ(a.value(0), A);
BOOST_TEST_EQ(a.value(1), B);
BOOST_TEST_EQ(a.value(2), C);
BOOST_TEST_THROWS(a.value(3), std::out_of_range);
}
// axis::category with growth
{
axis::category<int, axis::null_type, axis::option::growth> a;
BOOST_TEST_EQ(a.size(), 0);
BOOST_TEST_EQ(a.update(5), std::make_pair(0, -1));
BOOST_TEST_EQ(a.size(), 1);
BOOST_TEST_EQ(a.update(1), std::make_pair(1, -1));
BOOST_TEST_EQ(a.size(), 2);
BOOST_TEST_EQ(a.update(10), std::make_pair(2, -1));
BOOST_TEST_EQ(a.size(), 3);
BOOST_TEST_EQ(a.update(10), std::make_pair(2, 0));
BOOST_TEST_EQ(a.size(), 3);
}
// iterators
{
test_axis_iterator(axis::category<>({3, 1, 2}, ""), 0, 3);
test_axis_iterator(axis::category<std::string>({"A", "B"}, ""), 0, 2);
}
return boost::report_errors();
}