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9abbe46e3d
* Travis uses b2 and codecov now * replacing boost::multiprecision with custom implementation to avoid the dependency * improved axis implementation: `update` is now a normal method * introduced use_default tag type to set defaults * whitespace fixes and doc update
80 lines
3.1 KiB
C++
80 lines
3.1 KiB
C++
// Copyright 2018 Hans Dembinski
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//
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// Distributed under the Boost Software License, Version 1.0.
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// (See accompanying file LICENSE_1_0.txt
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// or copy at http://www.boost.org/LICENSE_1_0.txt)
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#include <boost/core/lightweight_test.hpp>
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#include <boost/histogram/axis/category.hpp>
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#include <boost/histogram/axis/integer.hpp>
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#include <boost/histogram/axis/traits.hpp>
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#include <boost/mp11.hpp>
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#include "utility_axis.hpp"
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using namespace boost::histogram::axis;
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int main() {
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{
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auto a = integer<>(1, 3);
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BOOST_TEST_EQ(traits::index(a, 1), 0);
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BOOST_TEST_EQ(traits::value(a, 0), 1);
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BOOST_TEST_EQ(traits::width(a, 0), 0);
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BOOST_TEST_EQ(traits::width(a, 0), 0);
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auto b = integer<double>(1, 3);
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BOOST_TEST_EQ(traits::index(b, 1), 0);
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BOOST_TEST_EQ(traits::value(b, 0), 1);
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BOOST_TEST_EQ(traits::width(b, 0), 1);
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auto& b1 = b;
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BOOST_TEST((test<traits::static_options<decltype(b1)>, option::underflow>::value));
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const auto& b2 = b;
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BOOST_TEST((test<traits::static_options<decltype(b2)>, option::underflow>::value));
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auto c = category<std::string>{"red", "blue"};
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BOOST_TEST_EQ(traits::index(c, "blue"), 1);
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BOOST_TEST_EQ(traits::value(c, 0), std::string("red"));
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BOOST_TEST_EQ(traits::width(c, 0), 0);
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}
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{
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using A = integer<>;
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BOOST_TEST_EQ((test<traits::static_options<A>, option::growth>::value), false);
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BOOST_TEST_EQ((test<traits::static_options<A&>, option::growth>::value), false);
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BOOST_TEST_EQ((test<traits::static_options<const A&>, option::growth>::value), false);
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BOOST_TEST_EQ(traits::options(A{}),
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option::underflow::value | option::overflow::value);
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using B = integer<int, null_type, option::growth>;
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BOOST_TEST_EQ((test<traits::static_options<B>, option::growth>::value), true);
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BOOST_TEST_EQ((test<traits::static_options<B&>, option::growth>::value), true);
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BOOST_TEST_EQ((test<traits::static_options<const B&>, option::growth>::value), true);
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BOOST_TEST_EQ(traits::options(B{}), option::growth::value);
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struct growing {
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auto update(double) { return std::make_pair(0, 0); }
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};
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using C = growing;
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BOOST_TEST_EQ((test<traits::static_options<C>, option::growth>::value), true);
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BOOST_TEST_EQ((test<traits::static_options<C&>, option::growth>::value), true);
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BOOST_TEST_EQ((test<traits::static_options<const C&>, option::growth>::value), true);
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BOOST_TEST_EQ(traits::options(C{}), option::growth::value);
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struct notgrowing {
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auto index(double) { return 0; }
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};
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using D = notgrowing;
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BOOST_TEST_EQ((test<traits::static_options<D>, option::growth>::value), false);
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BOOST_TEST_EQ((test<traits::static_options<D&>, option::growth>::value), false);
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BOOST_TEST_EQ((test<traits::static_options<const D&>, option::growth>::value), false);
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BOOST_TEST_EQ(traits::options(D{}), option::none::value);
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}
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{
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auto a = integer<int, null_type, option::growth>();
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BOOST_TEST_EQ(traits::update(a, 0), (std::pair<index_type, index_type>(0, -1)));
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BOOST_TEST_THROWS(traits::update(a, "foo"), std::invalid_argument);
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}
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return boost::report_errors();
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}
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