1 //===----------------------------------------------------------------------===// 2 // 3 // The LLVM Compiler Infrastructure 4 // 5 // This file is dual licensed under the MIT and the University of Illinois Open 6 // Source Licenses. See LICENSE.TXT for details. 7 // 8 //===----------------------------------------------------------------------===// 9 10 // <algorithm> 11 12 // template<InputIterator Iter1, InputIterator Iter2, typename Compare> 13 // requires Predicate<Compare, Iter1::value_type, Iter2::value_type> 14 // && Predicate<Compare, Iter2::value_type, Iter1::value_type> 15 // bool 16 // includes(Iter1 first1, Iter1 last1, Iter2 first2, Iter2 last2, Compare comp); 17 18 #include <algorithm> 19 #include <functional> 20 #include <cassert> 21 22 #include "test_iterators.h" 23 24 template <class Iter1, class Iter2> 25 void 26 test() 27 { 28 int ia[] = {1, 2, 2, 3, 3, 3, 4, 4, 4, 4}; 29 const unsigned sa = sizeof(ia)/sizeof(ia[0]); 30 int ib[] = {2, 4}; 31 const unsigned sb = sizeof(ib)/sizeof(ib[0]); 32 int ic[] = {1, 2}; 33 const unsigned sc = sizeof(ic)/sizeof(ic[0]); 34 int id[] = {3, 3, 3, 3}; 35 const unsigned sd = sizeof(id)/sizeof(id[0]); 36 37 assert(std::includes(Iter1(ia), Iter1(ia), Iter2(ib), Iter2(ib), std::less<int>())); 38 assert(!std::includes(Iter1(ia), Iter1(ia), Iter2(ib), Iter2(ib+1), std::less<int>())); 39 assert(std::includes(Iter1(ia), Iter1(ia+1), Iter2(ib), Iter2(ib), std::less<int>())); 40 assert(std::includes(Iter1(ia), Iter1(ia+sa), Iter2(ia), Iter2(ia+sa), std::less<int>())); 41 42 assert(std::includes(Iter1(ia), Iter1(ia+sa), Iter2(ib), Iter2(ib+sb), std::less<int>())); 43 assert(!std::includes(Iter1(ib), Iter1(ib+sb), Iter2(ia), Iter2(ia+sa), std::less<int>())); 44 45 assert(std::includes(Iter1(ia), Iter1(ia+2), Iter2(ic), Iter2(ic+2), std::less<int>())); 46 assert(!std::includes(Iter1(ia), Iter1(ia+2), Iter2(ib), Iter2(ib+2), std::less<int>())); 47 48 assert(std::includes(Iter1(ia), Iter1(ia+sa), Iter2(id), Iter2(id+1), std::less<int>())); 49 assert(std::includes(Iter1(ia), Iter1(ia+sa), Iter2(id), Iter2(id+2), std::less<int>())); 50 assert(std::includes(Iter1(ia), Iter1(ia+sa), Iter2(id), Iter2(id+3), std::less<int>())); 51 assert(!std::includes(Iter1(ia), Iter1(ia+sa), Iter2(id), Iter2(id+4), std::less<int>())); 52 } 53 54 int main() 55 { 56 test<input_iterator<const int*>, input_iterator<const int*> >(); 57 test<input_iterator<const int*>, forward_iterator<const int*> >(); 58 test<input_iterator<const int*>, bidirectional_iterator<const int*> >(); 59 test<input_iterator<const int*>, random_access_iterator<const int*> >(); 60 test<input_iterator<const int*>, const int*>(); 61 62 test<forward_iterator<const int*>, input_iterator<const int*> >(); 63 test<forward_iterator<const int*>, forward_iterator<const int*> >(); 64 test<forward_iterator<const int*>, bidirectional_iterator<const int*> >(); 65 test<forward_iterator<const int*>, random_access_iterator<const int*> >(); 66 test<forward_iterator<const int*>, const int*>(); 67 68 test<bidirectional_iterator<const int*>, input_iterator<const int*> >(); 69 test<bidirectional_iterator<const int*>, forward_iterator<const int*> >(); 70 test<bidirectional_iterator<const int*>, bidirectional_iterator<const int*> >(); 71 test<bidirectional_iterator<const int*>, random_access_iterator<const int*> >(); 72 test<bidirectional_iterator<const int*>, const int*>(); 73 74 test<random_access_iterator<const int*>, input_iterator<const int*> >(); 75 test<random_access_iterator<const int*>, forward_iterator<const int*> >(); 76 test<random_access_iterator<const int*>, bidirectional_iterator<const int*> >(); 77 test<random_access_iterator<const int*>, random_access_iterator<const int*> >(); 78 test<random_access_iterator<const int*>, const int*>(); 79 80 test<const int*, input_iterator<const int*> >(); 81 test<const int*, forward_iterator<const int*> >(); 82 test<const int*, bidirectional_iterator<const int*> >(); 83 test<const int*, random_access_iterator<const int*> >(); 84 test<const int*, const int*>(); 85 } 86
