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histogram/test/dynamic_histogram_test.cpp
hans.dembinski@gmail.com a373045d15 more guide
2017-03-02 16:35:10 +01:00

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// Copyright 2015-2016 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/mpl/vector.hpp>
#include <boost/histogram/dynamic_histogram.hpp>
#include <boost/histogram/utility.hpp>
#include <boost/histogram/axis_ostream_operators.hpp>
#include <boost/histogram/serialization.hpp>
#include <boost/histogram/storage/adaptive_storage.hpp>
#include <boost/histogram/storage/container_storage.hpp>
#include <boost/archive/text_oarchive.hpp>
#include <boost/archive/text_iarchive.hpp>
#include <sstream>
#include <limits>
#include <vector>
#include <array>
#include <algorithm>
int main() {
using namespace boost::histogram;
namespace mpl = boost::mpl;
// init_0
{
auto h = dynamic_histogram<default_axes, adaptive_storage<>>();
BOOST_TEST_EQ(h.dim(), 0u);
BOOST_TEST_EQ(h.size(), 0u);
auto h2 = dynamic_histogram<
default_axes,
container_storage<std::vector<unsigned>>
>();
BOOST_TEST(h2 == h);
}
// init_1
{
auto h = dynamic_histogram<
default_axes,
adaptive_storage<>
>(regular_axis{3, -1, 1});
BOOST_TEST_EQ(h.dim(), 1u);
BOOST_TEST_EQ(h.size(), 5u);
BOOST_TEST_EQ(shape(h.axis(0)), 5);
auto h2 = dynamic_histogram<
default_axes,
container_storage<std::vector<unsigned>>
>(regular_axis{3, -1, 1});
BOOST_TEST(h2 == h);
}
// init_2
{
auto h = dynamic_histogram<
default_axes,
adaptive_storage<>
>(regular_axis{3, -1, 1}, integer_axis{-1, 1});
BOOST_TEST_EQ(h.dim(), 2u);
BOOST_TEST_EQ(h.size(), 25u);
BOOST_TEST_EQ(shape(h.axis(0)), 5);
BOOST_TEST_EQ(shape(h.axis(1)), 5);
auto h2 = dynamic_histogram<
default_axes,
container_storage<std::vector<unsigned>>
>(regular_axis{3, -1, 1}, integer_axis{-1, 1});
BOOST_TEST(h2 == h);
}
// init_3
{
auto h = dynamic_histogram<
default_axes,
adaptive_storage<>
>(regular_axis{3, -1, 1}, integer_axis{-1, 1}, polar_axis{3});
BOOST_TEST_EQ(h.dim(), 3u);
BOOST_TEST_EQ(h.size(), 75u);
auto h2 = dynamic_histogram<
default_axes,
container_storage<std::vector<unsigned>>
>(regular_axis{3, -1, 1}, integer_axis{-1, 1}, polar_axis{3});
BOOST_TEST(h2 == h);
}
// init_4
{
auto h = dynamic_histogram<
default_axes,
adaptive_storage<>
>(regular_axis{3, -1, 1},
integer_axis{-1, 1},
polar_axis{3},
variable_axis{-1, 0, 1});
BOOST_TEST_EQ(h.dim(), 4u);
BOOST_TEST_EQ(h.size(), 300u);
auto h2 = dynamic_histogram<
default_axes,
container_storage<std::vector<unsigned>>
>(regular_axis{3, -1, 1},
integer_axis{-1, 1},
polar_axis{3},
variable_axis{-1, 0, 1});
BOOST_TEST(h2 == h);
}
// init_5
{
auto h = make_dynamic_histogram(regular_axis{3, -1, 1},
integer_axis{-1, 1},
polar_axis{3},
variable_axis{-1, 0, 1},
category_axis{"A", "B", "C"});
BOOST_TEST_EQ(h.dim(), 5u);
BOOST_TEST_EQ(h.size(), 900u);
auto h2 = make_dynamic_histogram(regular_axis{3, -1, 1},
integer_axis{-1, 1},
polar_axis{3},
variable_axis{-1, 0, 1},
category_axis{"A", "B", "C"});
BOOST_TEST(h2 == h);
}
// init_6
{
auto v = std::vector<dynamic_histogram<>::axis_type>();
v.push_back(regular_axis(100, -1, 1));
v.push_back(integer_axis(1, 6));
auto h = dynamic_histogram<>(v.begin(), v.end());
BOOST_TEST_EQ(h.axis(0), v[0]);
BOOST_TEST_EQ(h.axis(1), v[1]);
}
// copy_ctor
{
auto h = make_dynamic_histogram_with<adaptive_storage<>>(integer_axis(0, 1),
integer_axis(0, 2));
h.fill(0, 0);
auto h2 = decltype(h)(h);
BOOST_TEST(h2 == h);
auto h3 = dynamic_histogram<
default_axes,
container_storage<std::vector<unsigned>>
>(h);
BOOST_TEST(h3 == h);
}
// copy_assign
{
auto h = make_dynamic_histogram_with<adaptive_storage<>>(integer_axis(0, 1),
integer_axis(0, 2));
h.fill(0, 0);
auto h2 = decltype(h)();
BOOST_TEST(!(h == h2));
h2 = h;
BOOST_TEST(h == h2);
// test self-assign
h2 = h2;
BOOST_TEST(h == h2);
auto h3 = dynamic_histogram<
default_axes,
container_storage<std::vector<unsigned>>
>();
h3 = h;
BOOST_TEST(h == h3);
}
// move
{
auto h = make_dynamic_histogram(integer_axis(0, 1),
integer_axis(0, 2));
h.fill(0, 0);
const auto href = h;
decltype(h) h2(std::move(h));
BOOST_TEST_EQ(h.dim(), 0u);
BOOST_TEST_EQ(h.sum(), 0.0);
BOOST_TEST_EQ(h.size(), 0u);
BOOST_TEST(h2 == href);
decltype(h) h3 = std::move(h2);
BOOST_TEST_EQ(h2.dim(), 0u);
BOOST_TEST_EQ(h2.sum(), 0.0);
BOOST_TEST_EQ(h2.size(), 0u);
BOOST_TEST(h3 == href);
}
// equal_compare
{
auto a = dynamic_histogram<
default_axes,
adaptive_storage<>
>(integer_axis(0, 1));
auto b = dynamic_histogram<
default_axes,
adaptive_storage<>>(integer_axis(0, 1), integer_axis(0, 2));
BOOST_TEST(!(a == b));
BOOST_TEST(!(b == a));
auto c = dynamic_histogram<
mpl::vector<integer_axis>,
container_storage<std::vector<unsigned>>
>(integer_axis(0, 1));
BOOST_TEST(!(b == c));
BOOST_TEST(!(c == b));
BOOST_TEST(a == c);
BOOST_TEST(c == a);
auto d = make_dynamic_histogram(regular_axis(2, 0, 1));
BOOST_TEST(!(c == d));
BOOST_TEST(!(d == c));
c.fill(0);
BOOST_TEST(!(a == c));
BOOST_TEST(!(c == a));
a.fill(0);
BOOST_TEST(a == c);
BOOST_TEST(c == a);
a.fill(0);
BOOST_TEST(!(a == c));
BOOST_TEST(!(c == a));
}
// d1
{
auto h = make_dynamic_histogram(integer_axis(0, 1));
h.fill(0);
h.fill(0);
h.fill(-1);
h.fill(10);
BOOST_TEST_EQ(h.dim(), 1u);
BOOST_TEST_EQ(bins(h.axis(0)), 2);
BOOST_TEST_EQ(shape(h.axis(0)), 4);
BOOST_TEST_EQ(h.sum(), 4.0);
BOOST_TEST_THROWS(h.value(-2), std::out_of_range);
BOOST_TEST_EQ(h.value(-1), 1.0);
BOOST_TEST_EQ(h.value(0), 2.0);
BOOST_TEST_EQ(h.value(1), 0.0);
BOOST_TEST_EQ(h.value(2), 1.0);
BOOST_TEST_THROWS(h.value(3), std::out_of_range);
BOOST_TEST_THROWS(h.variance(-2), std::out_of_range);
BOOST_TEST_EQ(h.variance(-1), 1.0);
BOOST_TEST_EQ(h.variance(0), 2.0);
BOOST_TEST_EQ(h.variance(1), 0.0);
BOOST_TEST_EQ(h.variance(2), 1.0);
BOOST_TEST_THROWS(h.variance(3), std::out_of_range);
}
// d1_2
{
auto h = make_dynamic_histogram(integer_axis(0, 1, "", false));
h.fill(0);
h.fill(-0);
h.fill(-1);
h.fill(10);
BOOST_TEST_EQ(h.dim(), 1u);
BOOST_TEST_EQ(bins(h.axis(0)), 2);
BOOST_TEST_EQ(shape(h.axis(0)), 2);
BOOST_TEST_EQ(h.sum(), 2);
BOOST_TEST_THROWS(h.value(-1), std::out_of_range);
BOOST_TEST_EQ(h.value(0), 2.0);
BOOST_TEST_EQ(h.value(1), 0.0);
BOOST_TEST_THROWS(h.value(2), std::out_of_range);
BOOST_TEST_THROWS(h.variance(-1), std::out_of_range);
BOOST_TEST_EQ(h.variance(0), 2.0);
BOOST_TEST_EQ(h.variance(1), 0.0);
BOOST_TEST_THROWS(h.variance(2), std::out_of_range);
}
// d1w
{
auto h = make_dynamic_histogram(regular_axis(2, -1, 1));
h.fill(0);
h.wfill(2, -1.0);
h.fill(-1.0);
h.fill(-2.0);
h.wfill(5, 10);
BOOST_TEST_EQ(h.sum(), 10.0);
BOOST_TEST_EQ(h.value(-1), 1.0);
BOOST_TEST_EQ(h.value(0), 3.0);
BOOST_TEST_EQ(h.value(1), 1.0);
BOOST_TEST_EQ(h.value(2), 5.0);
BOOST_TEST_EQ(h.variance(-1), 1.0);
BOOST_TEST_EQ(h.variance(0), 5.0);
BOOST_TEST_EQ(h.variance(1), 1.0);
BOOST_TEST_EQ(h.variance(2), 25.0);
}
// d2
{
auto h = make_dynamic_histogram(regular_axis(2, -1, 1),
integer_axis(-1, 1, nullptr, false));
h.fill(-1, -1);
h.fill(-1, 0);
std::array<double, 2> ai = {{-1., -10.}};
h.fill(ai);
double in[2] = {-10., 0.};
h.fill(in, in+2);
BOOST_TEST_EQ(h.dim(), 2u);
BOOST_TEST_EQ(bins(h.axis(0)), 2);
BOOST_TEST_EQ(shape(h.axis(0)), 4);
BOOST_TEST_EQ(bins(h.axis(1)), 3);
BOOST_TEST_EQ(shape(h.axis(1)), 3);
BOOST_TEST_EQ(h.sum(), 3);
BOOST_TEST_EQ(h.value(-1, 0), 0.0);
BOOST_TEST_EQ(h.value(-1, 1), 1.0);
BOOST_TEST_EQ(h.value(-1, 2), 0.0);
BOOST_TEST_EQ(h.value(0, 0), 1.0);
BOOST_TEST_EQ(h.value(0, 1), 1.0);
BOOST_TEST_EQ(h.value(0, 2), 0.0);
BOOST_TEST_EQ(h.value(1, 0), 0.0);
BOOST_TEST_EQ(h.value(1, 1), 0.0);
BOOST_TEST_EQ(h.value(1, 2), 0.0);
BOOST_TEST_EQ(h.value(2, 0), 0.0);
BOOST_TEST_EQ(h.value(2, 1), 0.0);
BOOST_TEST_EQ(h.value(2, 2), 0.0);
BOOST_TEST_EQ(h.variance(-1, 0), 0.0);
BOOST_TEST_EQ(h.variance(-1, 1), 1.0);
BOOST_TEST_EQ(h.variance(-1, 2), 0.0);
BOOST_TEST_EQ(h.variance(0, 0), 1.0);
BOOST_TEST_EQ(h.variance(0, 1), 1.0);
BOOST_TEST_EQ(h.variance(0, 2), 0.0);
BOOST_TEST_EQ(h.variance(1, 0), 0.0);
BOOST_TEST_EQ(h.variance(1, 1), 0.0);
BOOST_TEST_EQ(h.variance(1, 2), 0.0);
BOOST_TEST_EQ(h.variance(2, 0), 0.0);
BOOST_TEST_EQ(h.variance(2, 1), 0.0);
BOOST_TEST_EQ(h.variance(2, 2), 0.0);
}
// d2w
{
auto h = make_dynamic_histogram(regular_axis(2, -1, 1),
integer_axis(-1, 1, nullptr, false));
h.fill(-1, 0); // -> 0, 1
h.wfill(10, -1, -1); // -> 0, 0
h.wfill(5, -1, -10); // is ignored
h.wfill(7, -10, 0); // -> -1, 1
BOOST_TEST_EQ(h.sum(), 18.0);
BOOST_TEST_EQ(h.value(-1, 0), 0.0);
BOOST_TEST_EQ(h.value(-1, 1), 7.0);
BOOST_TEST_EQ(h.value(-1, 2), 0.0);
BOOST_TEST_EQ(h.value(0, 0), 10.0);
BOOST_TEST_EQ(h.value(0, 1), 1.0);
BOOST_TEST_EQ(h.value(0, 2), 0.0);
BOOST_TEST_EQ(h.value(1, 0), 0.0);
BOOST_TEST_EQ(h.value(1, 1), 0.0);
BOOST_TEST_EQ(h.value(1, 2), 0.0);
BOOST_TEST_EQ(h.value(2, 0), 0.0);
BOOST_TEST_EQ(h.value(2, 1), 0.0);
BOOST_TEST_EQ(h.value(2, 2), 0.0);
BOOST_TEST_EQ(h.variance(-1, 0), 0.0);
BOOST_TEST_EQ(h.variance(-1, 1), 49.0);
BOOST_TEST_EQ(h.variance(-1, 2), 0.0);
BOOST_TEST_EQ(h.variance(0, 0), 100.0);
BOOST_TEST_EQ(h.variance(0, 1), 1.0);
BOOST_TEST_EQ(h.variance(0, 2), 0.0);
BOOST_TEST_EQ(h.variance(1, 0), 0.0);
BOOST_TEST_EQ(h.variance(1, 1), 0.0);
BOOST_TEST_EQ(h.variance(1, 2), 0.0);
BOOST_TEST_EQ(h.variance(2, 0), 0.0);
BOOST_TEST_EQ(h.variance(2, 1), 0.0);
BOOST_TEST_EQ(h.variance(2, 2), 0.0);
}
// d3w
{
auto h = make_dynamic_histogram(integer_axis(0, 3),
integer_axis(0, 4),
integer_axis(0, 5));
for (auto i = 0; i < bins(h.axis(0)); ++i)
for (auto j = 0; j < bins(h.axis(1)); ++j)
for (auto k = 0; k < bins(h.axis(2)); ++k)
{
h.wfill(i+j+k, i, j, k);
}
for (auto i = 0; i < bins(h.axis(0)); ++i)
for (auto j = 0; j < bins(h.axis(1)); ++j)
for (auto k = 0; k < bins(h.axis(2)); ++k)
BOOST_TEST_EQ(h.value(i, j, k), i+j+k);
}
// add_0
{
auto a = make_dynamic_histogram(integer_axis(-1, 1));
auto b = make_dynamic_histogram(regular_axis(3, -1, 1));
auto c = make_dynamic_histogram(regular_axis(3, -1.1, 1));
BOOST_TEST_THROWS(a += b, std::logic_error);
BOOST_TEST_THROWS(b += c, std::logic_error);
}
// add_1
{
auto a = dynamic_histogram<
mpl::vector<integer_axis>,
adaptive_storage<>
>(integer_axis(-1, 1));
auto b = dynamic_histogram<
mpl::vector<integer_axis, regular_axis>,
container_storage<std::vector<unsigned>>
>(integer_axis(-1, 1));
a.fill(-1);
b.fill(1);
auto c = a;
c += b;
BOOST_TEST_EQ(c.value(-1), 0);
BOOST_TEST_EQ(c.value(0), 1);
BOOST_TEST_EQ(c.value(1), 0);
BOOST_TEST_EQ(c.value(2), 1);
BOOST_TEST_EQ(c.value(3), 0);
auto d = b;
d += a;
BOOST_TEST_EQ(d.value(-1), 0u);
BOOST_TEST_EQ(d.value(0), 1u);
BOOST_TEST_EQ(d.value(1), 0u);
BOOST_TEST_EQ(d.value(2), 1u);
BOOST_TEST_EQ(d.value(3), 0u);
}
// add_2
{
auto a = make_dynamic_histogram(integer_axis(-1, 1));
auto b = make_dynamic_histogram(integer_axis(-1, 1));
a.fill(0);
b.wfill(3, -1);
auto c = a;
c += b;
BOOST_TEST_EQ(c.value(-1), 0);
BOOST_TEST_EQ(c.value(0), 3);
BOOST_TEST_EQ(c.value(1), 1);
BOOST_TEST_EQ(c.value(2), 0);
BOOST_TEST_EQ(c.value(3), 0);
auto d = b;
d += a;
BOOST_TEST_EQ(d.value(-1), 0);
BOOST_TEST_EQ(d.value(0), 3);
BOOST_TEST_EQ(d.value(1), 1);
BOOST_TEST_EQ(d.value(2), 0);
BOOST_TEST_EQ(d.value(3), 0);
}
// add_3
{
auto a = make_dynamic_histogram_with<container_storage<std::vector<unsigned char>>>(integer_axis(-1, 1));
auto b = make_dynamic_histogram_with<container_storage<std::vector<unsigned>>>(integer_axis(-1, 1));
a.fill(-1);
b.fill(1);
auto c = a;
c += b;
BOOST_TEST_EQ(c.value(-1), 0u);
BOOST_TEST_EQ(c.value(0), 1u);
BOOST_TEST_EQ(c.value(1), 0u);
BOOST_TEST_EQ(c.value(2), 1u);
BOOST_TEST_EQ(c.value(3), 0u);
auto d = b;
d += a;
BOOST_TEST_EQ(d.value(-1), 0u);
BOOST_TEST_EQ(d.value(0), 1u);
BOOST_TEST_EQ(d.value(1), 0u);
BOOST_TEST_EQ(d.value(2), 1u);
BOOST_TEST_EQ(d.value(3), 0u);
}
// bad_add
{
auto a = make_dynamic_histogram(integer_axis(0, 1));
auto b = make_dynamic_histogram(integer_axis(0, 2));
auto c = make_dynamic_histogram(integer_axis(0, 1), integer_axis(0, 2));
BOOST_TEST_THROWS(a += b, std::logic_error);
BOOST_TEST_THROWS(a += c, std::logic_error);
}
// bad_index
{
std::vector<int> index(1, 5);
auto a = make_dynamic_histogram(integer_axis(0, 1));
BOOST_TEST_THROWS(a.value(5), std::out_of_range);
BOOST_TEST_THROWS(a.value(index), std::out_of_range);
BOOST_TEST_THROWS(a.variance(5), std::out_of_range);
BOOST_TEST_THROWS(a.variance(index), std::out_of_range);
}
// functional programming
{
auto v = std::vector<int>{0, 1, 2, 3, 4, 5, 6, 7, 8, 9};
auto h = make_dynamic_histogram(integer_axis(0, 9));
std::for_each(v.begin(), v.end(),
[&h](int x) { h.wfill(2.0, x); }
);
BOOST_TEST_EQ(h.sum(), 20.0);
}
// histogram_serialization
{
auto a = make_dynamic_histogram(regular_axis(3, -1, 1, "r"),
polar_axis(4, 0.0, "p"),
variable_axis({0.1, 0.2, 0.3, 0.4, 0.5}, "v"),
category_axis{"A", "B", "C"},
integer_axis(0, 1, "i"));
a.fill(0.5, 0.1, 0.25, 1, 0);
std::string buf;
{
std::ostringstream os;
boost::archive::text_oarchive oa(os);
oa << a;
buf = os.str();
}
auto b = make_dynamic_histogram();
BOOST_TEST(!(a == b));
{
std::istringstream is(buf);
boost::archive::text_iarchive ia(is);
ia >> b;
}
BOOST_TEST(a == b);
}
return boost::report_errors();
}
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