74 lines
2.8 KiB
C++
74 lines
2.8 KiB
C++
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//===----------------------------------------------------------------------===//
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//
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// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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// <algorithm>
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// template<InputIterator InIter, OutputIterator<auto, InIter::reference> OutIter>
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// OutIter
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// copy_n(InIter first, InIter::difference_type n, OutIter result);
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#include <algorithm>
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#include <cassert>
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#include "../../iterators.h"
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template <class InIter, class OutIter>
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void
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test()
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{
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const unsigned N = 1000;
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int ia[N];
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for (unsigned i = 0; i < N; ++i)
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ia[i] = i;
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int ib[N] = {0};
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OutIter r = std::copy_n(InIter(ia), N/2, OutIter(ib));
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assert(base(r) == ib+N/2);
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for (unsigned i = 0; i < N/2; ++i)
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assert(ia[i] == ib[i]);
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}
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int main()
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{
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test<input_iterator<const int*>, output_iterator<int*> >();
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test<input_iterator<const int*>, input_iterator<int*> >();
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test<input_iterator<const int*>, forward_iterator<int*> >();
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test<input_iterator<const int*>, bidirectional_iterator<int*> >();
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test<input_iterator<const int*>, random_access_iterator<int*> >();
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test<input_iterator<const int*>, int*>();
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test<forward_iterator<const int*>, output_iterator<int*> >();
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test<forward_iterator<const int*>, input_iterator<int*> >();
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test<forward_iterator<const int*>, forward_iterator<int*> >();
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test<forward_iterator<const int*>, bidirectional_iterator<int*> >();
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test<forward_iterator<const int*>, random_access_iterator<int*> >();
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test<forward_iterator<const int*>, int*>();
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test<bidirectional_iterator<const int*>, output_iterator<int*> >();
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test<bidirectional_iterator<const int*>, input_iterator<int*> >();
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test<bidirectional_iterator<const int*>, forward_iterator<int*> >();
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test<bidirectional_iterator<const int*>, bidirectional_iterator<int*> >();
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test<bidirectional_iterator<const int*>, random_access_iterator<int*> >();
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test<bidirectional_iterator<const int*>, int*>();
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test<random_access_iterator<const int*>, output_iterator<int*> >();
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test<random_access_iterator<const int*>, input_iterator<int*> >();
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test<random_access_iterator<const int*>, forward_iterator<int*> >();
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test<random_access_iterator<const int*>, bidirectional_iterator<int*> >();
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test<random_access_iterator<const int*>, random_access_iterator<int*> >();
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test<random_access_iterator<const int*>, int*>();
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test<const int*, output_iterator<int*> >();
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test<const int*, input_iterator<int*> >();
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test<const int*, forward_iterator<int*> >();
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test<const int*, bidirectional_iterator<int*> >();
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test<const int*, random_access_iterator<int*> >();
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test<const int*, int*>();
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}
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