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added support for circular axis

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This commit is contained in:
Hans Dembinski
2018-11-18 16:03:00 +01:00
parent f364ca66b0
commit 66e055f540
4 changed files with 45 additions and 8 deletions
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15
test/algorithm_reduce_test.cpp
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@@ -7,8 +7,12 @@
#include <boost/core/lightweight_test.hpp>
#include <boost/histogram/algorithm/reduce.hpp>
#include <boost/histogram/algorithm/sum.hpp>
#include <boost/histogram/axis/category.hpp>
#include <boost/histogram/axis/circular.hpp>
#include <boost/histogram/axis/integer.hpp>
#include <boost/histogram/axis/ostream_operators.hpp>
#include <boost/histogram/axis/regular.hpp>
#include <boost/histogram/axis/variable.hpp>
#include <boost/histogram/ostream_operators.hpp>
#include <vector>
#include "utility_histogram.hpp"
@@ -116,6 +120,17 @@ void run_tests() {
BOOST_TEST_THROWS(reduce(h, rebin(0, 2)), std::invalid_argument);
}
// reduce on circular axis, shrink must fail, also rebin with remainder
{
auto h = make(Tag(), axis::circular<>(4, 1, 4));
BOOST_TEST_THROWS(reduce(h, shrink(0, 0, 2)), std::invalid_argument);
BOOST_TEST_THROWS(reduce(h, rebin(0, 3)), std::invalid_argument);
auto hr = reduce(h, rebin(0, 2));
BOOST_TEST_EQ(hr.axis().size(), 2);
BOOST_TEST_EQ(hr.axis()[0].lower(), 1);
BOOST_TEST_EQ(hr.axis()[1].upper(), 5);
}
// reduce on axis with inverted range
{
auto h = make(Tag(), regular(4, 2, -2));