libcxx

libcxx mirror with random patches
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move.pass.cpp (2890B)


      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 // UNSUPPORTED: c++98, c++03
     11 
     12 // <set>
     13 
     14 // class set
     15 
     16 // set(set&& s);
     17 
     18 #include <set>
     19 #include <cassert>
     20 
     21 #include "../../../test_compare.h"
     22 #include "test_allocator.h"
     23 #include "min_allocator.h"
     24 
     25 int main()
     26 {
     27     {
     28         typedef int V;
     29         typedef test_compare<std::less<int> > C;
     30         typedef test_allocator<V> A;
     31         std::set<int, C, A> mo(C(5), A(7));
     32         std::set<int, C, A> m = std::move(mo);
     33         assert(m.get_allocator() == A(7));
     34         assert(m.key_comp() == C(5));
     35         assert(m.size() == 0);
     36         assert(distance(m.begin(), m.end()) == 0);
     37 
     38         assert(mo.get_allocator() == A(test_alloc_base::moved_value));
     39         assert(mo.key_comp() == C(5));
     40         assert(mo.size() == 0);
     41         assert(distance(mo.begin(), mo.end()) == 0);
     42     }
     43     {
     44         typedef int V;
     45         V ar[] =
     46         {
     47             1,
     48             1,
     49             1,
     50             2,
     51             2,
     52             2,
     53             3,
     54             3,
     55             3
     56         };
     57         typedef test_compare<std::less<int> > C;
     58         typedef test_allocator<V> A;
     59         std::set<int, C, A> mo(ar, ar+sizeof(ar)/sizeof(ar[0]), C(5), A(7));
     60         std::set<int, C, A> m = std::move(mo);
     61         assert(m.get_allocator() == A(7));
     62         assert(m.key_comp() == C(5));
     63         assert(m.size() == 3);
     64         assert(distance(m.begin(), m.end()) == 3);
     65         assert(*m.begin() == 1);
     66         assert(*next(m.begin()) == 2);
     67         assert(*next(m.begin(), 2) == 3);
     68 
     69         assert(mo.get_allocator() == A(test_alloc_base::moved_value));
     70         assert(mo.key_comp() == C(5));
     71         assert(mo.size() == 0);
     72         assert(distance(mo.begin(), mo.end()) == 0);
     73     }
     74     {
     75         typedef int V;
     76         V ar[] =
     77         {
     78             1,
     79             1,
     80             1,
     81             2,
     82             2,
     83             2,
     84             3,
     85             3,
     86             3
     87         };
     88         typedef test_compare<std::less<int> > C;
     89         typedef min_allocator<V> A;
     90         std::set<int, C, A> mo(ar, ar+sizeof(ar)/sizeof(ar[0]), C(5), A());
     91         std::set<int, C, A> m = std::move(mo);
     92         assert(m.get_allocator() == A());
     93         assert(m.key_comp() == C(5));
     94         assert(m.size() == 3);
     95         assert(distance(m.begin(), m.end()) == 3);
     96         assert(*m.begin() == 1);
     97         assert(*next(m.begin()) == 2);
     98         assert(*next(m.begin(), 2) == 3);
     99 
    100         assert(mo.get_allocator() == A());
    101         assert(mo.key_comp() == C(5));
    102         assert(mo.size() == 0);
    103         assert(distance(mo.begin(), mo.end()) == 0);
    104     }
    105 }