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      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, const allocator_type& a);
     17 
     18 #include <set>
     19 #include <cassert>
     20 
     21 #include "MoveOnly.h"
     22 #include "../../../test_compare.h"
     23 #include "test_allocator.h"
     24 #include "Counter.h"
     25 
     26 int main()
     27 {
     28     {
     29         typedef MoveOnly V;
     30         typedef test_compare<std::less<MoveOnly> > C;
     31         typedef test_allocator<V> A;
     32         typedef std::set<MoveOnly, C, A> M;
     33         typedef std::move_iterator<V*> I;
     34         V a1[] =
     35         {
     36             V(1),
     37             V(1),
     38             V(1),
     39             V(2),
     40             V(2),
     41             V(2),
     42             V(3),
     43             V(3),
     44             V(3)
     45         };
     46         M m1(I(a1), I(a1+sizeof(a1)/sizeof(a1[0])), C(5), A(7));
     47         V a2[] =
     48         {
     49             V(1),
     50             V(1),
     51             V(1),
     52             V(2),
     53             V(2),
     54             V(2),
     55             V(3),
     56             V(3),
     57             V(3)
     58         };
     59         M m2(I(a2), I(a2+sizeof(a2)/sizeof(a2[0])), C(5), A(7));
     60         M m3(std::move(m1), A(7));
     61         assert(m3 == m2);
     62         assert(m3.get_allocator() == A(7));
     63         assert(m3.key_comp() == C(5));
     64         assert(m1.empty());
     65     }
     66     {
     67         typedef MoveOnly V;
     68         typedef test_compare<std::less<MoveOnly> > C;
     69         typedef test_allocator<V> A;
     70         typedef std::set<MoveOnly, C, A> M;
     71         typedef std::move_iterator<V*> I;
     72         V a1[] =
     73         {
     74             V(1),
     75             V(1),
     76             V(1),
     77             V(2),
     78             V(2),
     79             V(2),
     80             V(3),
     81             V(3),
     82             V(3)
     83         };
     84         M m1(I(a1), I(a1+sizeof(a1)/sizeof(a1[0])), C(5), A(7));
     85         V a2[] =
     86         {
     87             V(1),
     88             V(1),
     89             V(1),
     90             V(2),
     91             V(2),
     92             V(2),
     93             V(3),
     94             V(3),
     95             V(3)
     96         };
     97         M m2(I(a2), I(a2+sizeof(a2)/sizeof(a2[0])), C(5), A(7));
     98         M m3(std::move(m1), A(5));
     99         assert(m3 == m2);
    100         assert(m3.get_allocator() == A(5));
    101         assert(m3.key_comp() == C(5));
    102         assert(m1.empty());
    103     }
    104     {
    105         typedef MoveOnly V;
    106         typedef test_compare<std::less<MoveOnly> > C;
    107         typedef other_allocator<V> A;
    108         typedef std::set<MoveOnly, C, A> M;
    109         typedef std::move_iterator<V*> I;
    110         V a1[] =
    111         {
    112             V(1),
    113             V(1),
    114             V(1),
    115             V(2),
    116             V(2),
    117             V(2),
    118             V(3),
    119             V(3),
    120             V(3)
    121         };
    122         M m1(I(a1), I(a1+sizeof(a1)/sizeof(a1[0])), C(5), A(7));
    123         V a2[] =
    124         {
    125             V(1),
    126             V(1),
    127             V(1),
    128             V(2),
    129             V(2),
    130             V(2),
    131             V(3),
    132             V(3),
    133             V(3)
    134         };
    135         M m2(I(a2), I(a2+sizeof(a2)/sizeof(a2[0])), C(5), A(7));
    136         M m3(std::move(m1), A(5));
    137         assert(m3 == m2);
    138         assert(m3.get_allocator() == A(5));
    139         assert(m3.key_comp() == C(5));
    140         assert(m1.empty());
    141     }
    142     {
    143         typedef Counter<int> V;
    144         typedef std::less<V> C;
    145         typedef test_allocator<V> A;
    146         typedef std::set<V, C, A> M;
    147         typedef V* I;
    148         Counter_base::gConstructed = 0;
    149         {
    150             V a1[] =
    151             {
    152             V(1),
    153             V(1),
    154             V(1),
    155             V(2),
    156             V(2),
    157             V(2),
    158             V(3),
    159             V(3),
    160             V(3)
    161             };
    162             const size_t num = sizeof(a1)/sizeof(a1[0]);
    163             assert(Counter_base::gConstructed == num);
    164 
    165             M m1(I(a1), I(a1+num), C(), A());
    166             assert(Counter_base::gConstructed == 3+num);
    167 
    168             M m2(m1);
    169             assert(m2 == m1);
    170             assert(Counter_base::gConstructed == 6+num);
    171 
    172             M m3(std::move(m1), A());
    173             assert(m3 == m2);
    174             assert(m1.empty());
    175             assert(Counter_base::gConstructed == 6+num);
    176 
    177             {
    178             M m4(std::move(m2), A(5));
    179             assert(Counter_base::gConstructed == 6+num);
    180             assert(m4 == m3);
    181             assert(m2.empty());
    182             }
    183             assert(Counter_base::gConstructed == 3+num);
    184         }
    185         assert(Counter_base::gConstructed == 0);
    186     }
    187 
    188 }
    189