forked from OSchip/llvm-project
58 lines
2.5 KiB
C++
58 lines
2.5 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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// <algorithm>
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// template<ForwardIterator Iter1, ForwardIterator Iter2>
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// requires HasEqualTo<Iter1::value_type, Iter2::value_type>
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// Iter1
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// find_end(Iter1 first1, Iter1 last1, Iter2 first2, Iter2 last2);
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#include <algorithm>
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#include <cassert>
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#include "test_iterators.h"
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template <class Iter1, class Iter2>
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void
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test()
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{
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int ia[] = {0, 1, 2, 3, 4, 5, 0, 1, 2, 3, 4, 0, 1, 2, 3, 0, 1, 2, 0, 1, 0};
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const unsigned sa = sizeof(ia)/sizeof(ia[0]);
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int b[] = {0};
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assert(std::find_end(Iter1(ia), Iter1(ia+sa), Iter2(b), Iter2(b+1)) == Iter1(ia+sa-1));
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int c[] = {0, 1};
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assert(std::find_end(Iter1(ia), Iter1(ia+sa), Iter2(c), Iter2(c+2)) == Iter1(ia+18));
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int d[] = {0, 1, 2};
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assert(std::find_end(Iter1(ia), Iter1(ia+sa), Iter2(d), Iter2(d+3)) == Iter1(ia+15));
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int e[] = {0, 1, 2, 3};
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assert(std::find_end(Iter1(ia), Iter1(ia+sa), Iter2(e), Iter2(e+4)) == Iter1(ia+11));
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int f[] = {0, 1, 2, 3, 4};
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assert(std::find_end(Iter1(ia), Iter1(ia+sa), Iter2(f), Iter2(f+5)) == Iter1(ia+6));
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int g[] = {0, 1, 2, 3, 4, 5};
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assert(std::find_end(Iter1(ia), Iter1(ia+sa), Iter2(g), Iter2(g+6)) == Iter1(ia));
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int h[] = {0, 1, 2, 3, 4, 5, 6};
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assert(std::find_end(Iter1(ia), Iter1(ia+sa), Iter2(h), Iter2(h+7)) == Iter1(ia+sa));
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assert(std::find_end(Iter1(ia), Iter1(ia+sa), Iter2(b), Iter2(b)) == Iter1(ia+sa));
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assert(std::find_end(Iter1(ia), Iter1(ia), Iter2(b), Iter2(b+1)) == Iter1(ia));
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}
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int main()
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{
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test<forward_iterator<const int*>, forward_iterator<const int*> >();
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test<forward_iterator<const int*>, bidirectional_iterator<const int*> >();
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test<forward_iterator<const int*>, random_access_iterator<const int*> >();
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test<bidirectional_iterator<const int*>, forward_iterator<const int*> >();
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test<bidirectional_iterator<const int*>, bidirectional_iterator<const int*> >();
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test<bidirectional_iterator<const int*>, random_access_iterator<const int*> >();
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test<random_access_iterator<const int*>, forward_iterator<const int*> >();
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test<random_access_iterator<const int*>, bidirectional_iterator<const int*> >();
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test<random_access_iterator<const int*>, random_access_iterator<const int*> >();
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}
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