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Telegram/ThirdParty/range-v3/test/action/adjacent_remove_if.cpp

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+/// \file
+// Range v3 library
+//
+//  Copyright Eric Niebler
+//  Copyright Christopher Di Bella
+//
+//  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/action/adjacent_remove_if.hpp>
+#include "../simple_test.hpp"
+#include "../test_utils.hpp"
+#include <range/v3/core.hpp>
+#include <range/v3/view/iota.hpp>
+#include <vector>
+
+int main()
+{
+    using namespace ranges;
+
+    auto v = views::ints(1,21) | to<std::vector>();
+    auto & v2 = actions::adjacent_remove_if(v, [](int x, int y){ return (x + y) % 3 == 0; });
+    CHECK(std::addressof(v) == std::addressof(v2));
+    check_equal(v, {2, 3, 5, 6, 8, 9, 11, 12, 14, 15, 17, 18, 20});
+
+    v |= actions::adjacent_remove_if([](int x, int y){ return (y - x) == 2; });
+    check_equal(v, {2, 5, 8, 11, 14, 17, 20});
+
+    return ::test_result();
+}