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git.ipfire.org Git - thirdparty/gcc.git/blob - libstdc++-v3/testsuite/23_containers/vector/ext_pointer/modifiers/erase.cc
36706dd0d295c5a40d710b2fbbdd0ba705740caa
3 // Test for Container using non-standard pointer types.
5 // Copyright (C) 2008-2023 Free Software Foundation, Inc.
7 // This file is part of the GNU ISO C++ Library. This library is free
8 // software; you can redistribute it and/or modify it under the
9 // terms of the GNU General Public License as published by the
10 // Free Software Foundation; either version 3, or (at your option)
13 // This library is distributed in the hope that it will be useful,
14 // but WITHOUT ANY WARRANTY; without even the implied warranty of
15 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 // GNU General Public License for more details.
18 // You should have received a copy of the GNU General Public License along
19 // with this library; see the file COPYING3. If not see
20 // <http://www.gnu.org/licenses/>.
24 #include <testsuite_hooks.h>
25 #include <ext/extptr_allocator.h>
27 const int A
[] = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15};
28 const int A1
[] = {0, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15};
29 const int A2
[] = {0, 2, 3, 4, 10, 11, 12, 13, 14, 15};
30 const int A3
[] = {0, 2, 3, 4, 10, 11};
31 const int A4
[] = {4, 10, 11};
32 const int A5
[] = {4, 10};
33 const unsigned int N
= sizeof(A
) / sizeof(int);
34 const unsigned int N1
= sizeof(A1
) / sizeof(int);
35 const unsigned int N2
= sizeof(A2
) / sizeof(int);
36 const unsigned int N3
= sizeof(A3
) / sizeof(int);
37 const unsigned int N4
= sizeof(A4
) / sizeof(int);
38 const unsigned int N5
= sizeof(A5
) / sizeof(int);
43 typedef std::vector
<int,__gnu_cxx::_ExtPtr_allocator
<int> > vec_type
;
44 typedef vec_type::iterator iterator_type
;
48 iterator_type it1
= v
.erase(v
.begin() + 1);
49 VERIFY( it1
== v
.begin() + 1 );
50 VERIFY( v
.size() == N1
);
51 VERIFY( std::equal(v
.begin(), v
.end(), A1
) );
53 iterator_type it2
= v
.erase(v
.begin() + 4, v
.begin() + 9);
54 VERIFY( it2
== v
.begin() + 4 );
55 VERIFY( v
.size() == N2
);
56 VERIFY( std::equal(v
.begin(), v
.end(), A2
) );
58 iterator_type it3
= v
.erase(v
.begin() + 6, v
.end());
59 VERIFY( it3
== v
.begin() + 6 );
60 VERIFY( v
.size() == N3
);
61 VERIFY( std::equal(v
.begin(), v
.end(), A3
) );
63 iterator_type it4
= v
.erase(v
.begin(), v
.begin() + 3);
64 VERIFY( it4
== v
.begin() );
65 VERIFY( v
.size() == N4
);
66 VERIFY( std::equal(v
.begin(), v
.end(), A4
) );
68 iterator_type it5
= v
.erase(v
.begin() + 2);
69 VERIFY( it5
== v
.begin() + 2 );
70 VERIFY( v
.size() == N5
);
71 VERIFY( std::equal(v
.begin(), v
.end(), A5
) );
73 iterator_type it6
= v
.erase(v
.begin(), v
.end());
74 VERIFY( it6
== v
.begin() );
81 typedef __gnu_cxx::_ExtPtr_allocator
<int> int_alloc_type
;
82 typedef __gnu_cxx::_ExtPtr_allocator
< std::vector
<int, int_alloc_type
> > vec_alloc_type
;
83 typedef std::vector
<std::vector
<int, int_alloc_type
>,vec_alloc_type
> vec_type
;
84 typedef vec_type::iterator iterator_type
;
86 vec_type v
, v1
, v2
, v3
, v4
, v5
;
87 for (unsigned int i
= 0; i
< N
; ++i
)
88 v
.push_back(std::vector
<int,int_alloc_type
>(1, A
[i
]));
89 for (unsigned int i
= 0; i
< N1
; ++i
)
90 v1
.push_back(std::vector
<int,int_alloc_type
>(1, A1
[i
]));
91 for (unsigned int i
= 0; i
< N2
; ++i
)
92 v2
.push_back(std::vector
<int,int_alloc_type
>(1, A2
[i
]));
93 for (unsigned int i
= 0; i
< N3
; ++i
)
94 v3
.push_back(std::vector
<int,int_alloc_type
>(1, A3
[i
]));
95 for (unsigned int i
= 0; i
< N4
; ++i
)
96 v4
.push_back(std::vector
<int,int_alloc_type
>(1, A4
[i
]));
97 for (unsigned int i
= 0; i
< N5
; ++i
)
98 v5
.push_back(std::vector
<int,int_alloc_type
>(1, A5
[i
]));
100 iterator_type it1
= v
.erase(v
.begin() + 1);
101 VERIFY( it1
== v
.begin() + 1 );
102 VERIFY( v
.size() == N1
);
103 VERIFY( std::equal(v
.begin(), v
.end(), v1
.begin()) );
105 iterator_type it2
= v
.erase(v
.begin() + 4, v
.begin() + 9);
106 VERIFY( it2
== v
.begin() + 4 );
107 VERIFY( v
.size() == N2
);
108 VERIFY( std::equal(v
.begin(), v
.end(), v2
.begin()) );
110 iterator_type it3
= v
.erase(v
.begin() + 6, v
.end());
111 VERIFY( it3
== v
.begin() + 6 );
112 VERIFY( v
.size() == N3
);
113 VERIFY( std::equal(v
.begin(), v
.end(), v3
.begin()) );
115 iterator_type it4
= v
.erase(v
.begin(), v
.begin() + 3);
116 VERIFY( it4
== v
.begin() );
117 VERIFY( v
.size() == N4
);
118 VERIFY( std::equal(v
.begin(), v
.end(), v4
.begin()) );
120 iterator_type it5
= v
.erase(v
.begin() + 2);
121 VERIFY( it5
== v
.begin() + 2 );
122 VERIFY( v
.size() == N5
);
123 VERIFY( std::equal(v
.begin(), v
.end(), v5
.begin()) );
125 iterator_type it6
= v
.erase(v
.begin(), v
.end());
126 VERIFY( it6
== v
.begin() );