libcxx

libcxx mirror with random patches
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move.pass.cpp (3463B)


      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 multiset
     15 
     16 // multiset(multiset&& 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::multiset<int, C, A> mo(C(5), A(7));
     32         std::multiset<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::multiset<int, C, A> mo(ar, ar+sizeof(ar)/sizeof(ar[0]), C(5), A(7));
     60         std::multiset<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() == 9);
     64         assert(distance(m.begin(), m.end()) == 9);
     65         assert(*next(m.begin(), 0) == 1);
     66         assert(*next(m.begin(), 1) == 1);
     67         assert(*next(m.begin(), 2) == 1);
     68         assert(*next(m.begin(), 3) == 2);
     69         assert(*next(m.begin(), 4) == 2);
     70         assert(*next(m.begin(), 5) == 2);
     71         assert(*next(m.begin(), 6) == 3);
     72         assert(*next(m.begin(), 7) == 3);
     73         assert(*next(m.begin(), 8) == 3);
     74 
     75         assert(mo.get_allocator() == A(test_alloc_base::moved_value));
     76         assert(mo.key_comp() == C(5));
     77         assert(mo.size() == 0);
     78         assert(distance(mo.begin(), mo.end()) == 0);
     79     }
     80     {
     81         typedef int V;
     82         V ar[] =
     83         {
     84             1,
     85             1,
     86             1,
     87             2,
     88             2,
     89             2,
     90             3,
     91             3,
     92             3
     93         };
     94         typedef test_compare<std::less<int> > C;
     95         typedef min_allocator<V> A;
     96         std::multiset<int, C, A> mo(ar, ar+sizeof(ar)/sizeof(ar[0]), C(5), A());
     97         std::multiset<int, C, A> m = std::move(mo);
     98         assert(m.get_allocator() == A());
     99         assert(m.key_comp() == C(5));
    100         assert(m.size() == 9);
    101         assert(distance(m.begin(), m.end()) == 9);
    102         assert(*next(m.begin(), 0) == 1);
    103         assert(*next(m.begin(), 1) == 1);
    104         assert(*next(m.begin(), 2) == 1);
    105         assert(*next(m.begin(), 3) == 2);
    106         assert(*next(m.begin(), 4) == 2);
    107         assert(*next(m.begin(), 5) == 2);
    108         assert(*next(m.begin(), 6) == 3);
    109         assert(*next(m.begin(), 7) == 3);
    110         assert(*next(m.begin(), 8) == 3);
    111 
    112         assert(mo.get_allocator() == A());
    113         assert(mo.key_comp() == C(5));
    114         assert(mo.size() == 0);
    115         assert(distance(mo.begin(), mo.end()) == 0);
    116     }
    117 }