init

Telegram/ThirdParty/range-v3/test/numeric/iota.cpp

@@ -0,0 +1,64 @@
+// Range v3 library
+//
+//  Copyright Eric Niebler 2014-present
+//  Copyright Gonzalo Brito Gadeschi 2014
+//
+//  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
+//
+// Implementation based on the code in libc++
+//   http://http://libcxx.llvm.org/
+
+//===----------------------------------------------------------------------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is dual licensed under the MIT and the University of Illinois Open
+// Source Licenses. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+#include <range/v3/core.hpp>
+#include <range/v3/numeric/iota.hpp>
+#include <range/v3/algorithm/equal.hpp>
+#include "../simple_test.hpp"
+#include "../test_iterators.hpp"
+
+template<class Iter, class Sent = Iter>
+void test()
+{
+    int ir[] = {5, 6, 7, 8, 9};
+    constexpr auto s = ranges::size(ir);
+    {
+        int ia[] = {1, 2, 3, 4, 5};
+        ranges::iota(Iter(ia), Sent(ia + s), 5);
+        CHECK(ranges::equal(ia, ir));
+    }
+
+    {
+        int ia[] = {1, 2, 3, 4, 5};
+        auto rng = ranges::make_subrange(Iter(ia), Sent(ia + s));
+        ranges::iota(rng, 5);
+        CHECK(ranges::equal(ia, ir));
+    }
+}
+
+int main()
+{
+    test<InputIterator<int*> >();
+    test<ForwardIterator<int*> >();
+    test<BidirectionalIterator<int*> >();
+    test<RandomAccessIterator<int*> >();
+    test<int*>();
+
+    test<InputIterator<int*>, Sentinel<int*> >();
+    test<ForwardIterator<int*>, Sentinel<int*> >();
+    test<BidirectionalIterator<int*>, Sentinel<int*> >();
+    test<RandomAccessIterator<int*>, Sentinel<int*> >();
+
+    return ::test_result();
+}