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> 13 // requires HasLess<Iter1::value_type, Iter2::value_type> 14 // && HasLess<Iter2::value_type, Iter1::value_type> 15 // bool 16 // includes(Iter1 first1, Iter1 last1, Iter2 first2, Iter2 last2); 17 18 #include <algorithm> 19 #include <cassert> 20 21 #include "test_iterators.h" 22 23 template <class Iter1, class Iter2> 24 void 25 test() 26 { 27 int ia[] = {1, 2, 2, 3, 3, 3, 4, 4, 4, 4}; 28 const unsigned sa = sizeof(ia)/sizeof(ia[0]); 29 int ib[] = {2, 4}; 30 const unsigned sb = sizeof(ib)/sizeof(ib[0]); 31 int ic[] = {1, 2}; 32 const unsigned sc = sizeof(ic)/sizeof(ic[0]); ((void)sc); 33 int id[] = {3, 3, 3, 3}; 34 const unsigned sd = sizeof(id)/sizeof(id[0]); ((void)sd); 35 36 assert(std::includes(Iter1(ia), Iter1(ia), Iter2(ib), Iter2(ib))); 37 assert(!std::includes(Iter1(ia), Iter1(ia), Iter2(ib), Iter2(ib+1))); 38 assert(std::includes(Iter1(ia), Iter1(ia+1), Iter2(ib), Iter2(ib))); 39 assert(std::includes(Iter1(ia), Iter1(ia+sa), Iter2(ia), Iter2(ia+sa))); 40 41 assert(std::includes(Iter1(ia), Iter1(ia+sa), Iter2(ib), Iter2(ib+sb))); 42 assert(!std::includes(Iter1(ib), Iter1(ib+sb), Iter2(ia), Iter2(ia+sa))); 43 44 assert(std::includes(Iter1(ia), Iter1(ia+2), Iter2(ic), Iter2(ic+2))); 45 assert(!std::includes(Iter1(ia), Iter1(ia+2), Iter2(ib), Iter2(ib+2))); 46 47 assert(std::includes(Iter1(ia), Iter1(ia+sa), Iter2(id), Iter2(id+1))); 48 assert(std::includes(Iter1(ia), Iter1(ia+sa), Iter2(id), Iter2(id+2))); 49 assert(std::includes(Iter1(ia), Iter1(ia+sa), Iter2(id), Iter2(id+3))); 50 assert(!std::includes(Iter1(ia), Iter1(ia+sa), Iter2(id), Iter2(id+4))); 51 } 52 53 int main() 54 { 55 test<input_iterator<const int*>, input_iterator<const int*> >(); 56 test<input_iterator<const int*>, forward_iterator<const int*> >(); 57 test<input_iterator<const int*>, bidirectional_iterator<const int*> >(); 58 test<input_iterator<const int*>, random_access_iterator<const int*> >(); 59 test<input_iterator<const int*>, const int*>(); 60 61 test<forward_iterator<const int*>, input_iterator<const int*> >(); 62 test<forward_iterator<const int*>, forward_iterator<const int*> >(); 63 test<forward_iterator<const int*>, bidirectional_iterator<const int*> >(); 64 test<forward_iterator<const int*>, random_access_iterator<const int*> >(); 65 test<forward_iterator<const int*>, const int*>(); 66 67 test<bidirectional_iterator<const int*>, input_iterator<const int*> >(); 68 test<bidirectional_iterator<const int*>, forward_iterator<const int*> >(); 69 test<bidirectional_iterator<const int*>, bidirectional_iterator<const int*> >(); 70 test<bidirectional_iterator<const int*>, random_access_iterator<const int*> >(); 71 test<bidirectional_iterator<const int*>, const int*>(); 72 73 test<random_access_iterator<const int*>, input_iterator<const int*> >(); 74 test<random_access_iterator<const int*>, forward_iterator<const int*> >(); 75 test<random_access_iterator<const int*>, bidirectional_iterator<const int*> >(); 76 test<random_access_iterator<const int*>, random_access_iterator<const int*> >(); 77 test<random_access_iterator<const int*>, const int*>(); 78 79 test<const int*, input_iterator<const int*> >(); 80 test<const int*, forward_iterator<const int*> >(); 81 test<const int*, bidirectional_iterator<const int*> >(); 82 test<const int*, random_access_iterator<const int*> >(); 83 test<const int*, const int*>(); 84 } 85
