forked from OSchip/llvm-project
111 lines
3.0 KiB
C++
111 lines
3.0 KiB
C++
//===----------------------------------------------------------------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is dual licensed under the MIT and the University of Illinois Open
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// Source Licenses. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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// <array>
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// iterator, const_iterator
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#include <array>
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#include <iterator>
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#include <cassert>
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int main()
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{
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{
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typedef std::array<int, 5> C;
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C c;
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C::iterator i;
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i = c.begin();
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C::const_iterator j;
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j = c.cbegin();
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assert(i == j);
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}
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{
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typedef std::array<int, 0> C;
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C c;
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C::iterator i;
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i = c.begin();
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C::const_iterator j;
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j = c.cbegin();
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assert(i == j);
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}
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#if _LIBCPP_STD_VER > 11
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{ // N3644 testing
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{
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typedef std::array<int, 5> C;
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C::iterator ii1{}, ii2{};
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C::iterator ii4 = ii1;
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C::const_iterator cii{};
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assert ( ii1 == ii2 );
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assert ( ii1 == ii4 );
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assert ( ii1 == cii );
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assert ( !(ii1 != ii2 ));
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assert ( !(ii1 != cii ));
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C c;
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assert ( c.begin() == std::begin(c));
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assert ( c.cbegin() == std::cbegin(c));
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assert ( c.rbegin() == std::rbegin(c));
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assert ( c.crbegin() == std::crbegin(c));
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assert ( c.end() == std::end(c));
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assert ( c.cend() == std::cend(c));
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assert ( c.rend() == std::rend(c));
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assert ( c.crend() == std::crend(c));
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assert ( std::begin(c) != std::end(c));
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assert ( std::rbegin(c) != std::rend(c));
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assert ( std::cbegin(c) != std::cend(c));
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assert ( std::crbegin(c) != std::crend(c));
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}
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{
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typedef std::array<int, 0> C;
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C::iterator ii1{}, ii2{};
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C::iterator ii4 = ii1;
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C::const_iterator cii{};
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assert ( ii1 == ii2 );
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assert ( ii1 == ii4 );
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assert (!(ii1 != ii2 ));
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assert ( (ii1 == cii ));
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assert ( (cii == ii1 ));
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assert (!(ii1 != cii ));
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assert (!(cii != ii1 ));
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assert (!(ii1 < cii ));
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assert (!(cii < ii1 ));
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assert ( (ii1 <= cii ));
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assert ( (cii <= ii1 ));
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assert (!(ii1 > cii ));
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assert (!(cii > ii1 ));
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assert ( (ii1 >= cii ));
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assert ( (cii >= ii1 ));
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assert (cii - ii1 == 0);
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assert (ii1 - cii == 0);
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C c;
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assert ( c.begin() == std::begin(c));
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assert ( c.cbegin() == std::cbegin(c));
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assert ( c.rbegin() == std::rbegin(c));
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assert ( c.crbegin() == std::crbegin(c));
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assert ( c.end() == std::end(c));
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assert ( c.cend() == std::cend(c));
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assert ( c.rend() == std::rend(c));
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assert ( c.crend() == std::crend(c));
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assert ( std::begin(c) == std::end(c));
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assert ( std::rbegin(c) == std::rend(c));
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assert ( std::cbegin(c) == std::cend(c));
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assert ( std::crbegin(c) == std::crend(c));
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}
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}
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#endif
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}
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