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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 // <map>
     11 
     12 // class map
     13 
     14 // map& operator=(map&& m);
     15 
     16 #include <map>
     17 #include <cassert>
     18 
     19 #include "../../../MoveOnly.h"
     20 #include "../../../test_compare.h"
     21 #include "../../../test_allocator.h"
     22 
     23 int main()
     24 {
     25 #ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
     26     {
     27         typedef std::pair<MoveOnly, MoveOnly> V;
     28         typedef std::pair<const MoveOnly, MoveOnly> VC;
     29         typedef test_compare<std::less<MoveOnly> > C;
     30         typedef test_allocator<VC> A;
     31         typedef std::map<MoveOnly, MoveOnly, C, A> M;
     32         typedef std::move_iterator<V*> I;
     33         V a1[] =
     34         {
     35             V(1, 1),
     36             V(1, 2),
     37             V(1, 3),
     38             V(2, 1),
     39             V(2, 2),
     40             V(2, 3),
     41             V(3, 1),
     42             V(3, 2),
     43             V(3, 3)
     44         };
     45         M m1(I(a1), I(a1+sizeof(a1)/sizeof(a1[0])), C(5), A(7));
     46         V a2[] =
     47         {
     48             V(1, 1),
     49             V(1, 2),
     50             V(1, 3),
     51             V(2, 1),
     52             V(2, 2),
     53             V(2, 3),
     54             V(3, 1),
     55             V(3, 2),
     56             V(3, 3)
     57         };
     58         M m2(I(a2), I(a2+sizeof(a2)/sizeof(a2[0])), C(5), A(7));
     59         M m3(C(3), A(7));
     60         m3 = std::move(m1);
     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 std::pair<MoveOnly, MoveOnly> V;
     68         typedef std::pair<const MoveOnly, MoveOnly> VC;
     69         typedef test_compare<std::less<MoveOnly> > C;
     70         typedef test_allocator<VC> A;
     71         typedef std::map<MoveOnly, MoveOnly, C, A> M;
     72         typedef std::move_iterator<V*> I;
     73         V a1[] =
     74         {
     75             V(1, 1),
     76             V(1, 2),
     77             V(1, 3),
     78             V(2, 1),
     79             V(2, 2),
     80             V(2, 3),
     81             V(3, 1),
     82             V(3, 2),
     83             V(3, 3)
     84         };
     85         M m1(I(a1), I(a1+sizeof(a1)/sizeof(a1[0])), C(5), A(7));
     86         V a2[] =
     87         {
     88             V(1, 1),
     89             V(1, 2),
     90             V(1, 3),
     91             V(2, 1),
     92             V(2, 2),
     93             V(2, 3),
     94             V(3, 1),
     95             V(3, 2),
     96             V(3, 3)
     97         };
     98         M m2(I(a2), I(a2+sizeof(a2)/sizeof(a2[0])), C(5), A(7));
     99         M m3(C(3), A(5));
    100         m3 = std::move(m1);
    101         assert(m3 == m2);
    102         assert(m3.get_allocator() == A(5));
    103         assert(m3.key_comp() == C(5));
    104         assert(m1.empty());
    105     }
    106     {
    107         typedef std::pair<MoveOnly, MoveOnly> V;
    108         typedef std::pair<const MoveOnly, MoveOnly> VC;
    109         typedef test_compare<std::less<MoveOnly> > C;
    110         typedef other_allocator<VC> A;
    111         typedef std::map<MoveOnly, MoveOnly, C, A> M;
    112         typedef std::move_iterator<V*> I;
    113         V a1[] =
    114         {
    115             V(1, 1),
    116             V(1, 2),
    117             V(1, 3),
    118             V(2, 1),
    119             V(2, 2),
    120             V(2, 3),
    121             V(3, 1),
    122             V(3, 2),
    123             V(3, 3)
    124         };
    125         M m1(I(a1), I(a1+sizeof(a1)/sizeof(a1[0])), C(5), A(7));
    126         V a2[] =
    127         {
    128             V(1, 1),
    129             V(1, 2),
    130             V(1, 3),
    131             V(2, 1),
    132             V(2, 2),
    133             V(2, 3),
    134             V(3, 1),
    135             V(3, 2),
    136             V(3, 3)
    137         };
    138         M m2(I(a2), I(a2+sizeof(a2)/sizeof(a2[0])), C(5), A(7));
    139         M m3(C(3), A(5));
    140         m3 = std::move(m1);
    141         assert(m3 == m2);
    142         assert(m3.get_allocator() == A(7));
    143         assert(m3.key_comp() == C(5));
    144         assert(m1.empty());
    145     }
    146 #endif  // _LIBCPP_HAS_NO_RVALUE_REFERENCES
    147 }
    148