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Telegram/ThirdParty/range-v3/test/view/take_last.cpp

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+// Range v3 library
+//
+//  Copyright Barry Revzin 2019-present
+//
+//  Use, modification and distribution is subject to 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)
+//
+// Project home: https://github.com/ericniebler/range-v3
+
+#include <range/v3/utility/copy.hpp>
+#include <range/v3/view/take_last.hpp>
+
+#include "../simple_test.hpp"
+#include "../test_utils.hpp"
+
+int main()
+{
+    using namespace ranges;
+
+    int rgi[] = {0, 1, 2, 3, 4, 5};
+
+    auto rng0 = rgi | views::take_last(3);
+    has_type<int &>(*begin(rng0));
+    CPP_assert(view_<decltype(rng0)>);
+    CPP_assert(common_range<decltype(rng0)>);
+    CPP_assert(sized_range<decltype(rng0)>);
+    CPP_assert(random_access_iterator<decltype(begin(rng0))>);
+    ::check_equal(rng0, {3, 4, 5});
+    CHECK(size(rng0) == 3u);
+
+    auto rng1 = rgi | views::take_last(7);
+    ::check_equal(rng1, {0, 1, 2, 3, 4, 5});
+}