1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
|
// Copyright (c) 2009 libmv authors.
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to
// deal in the Software without restriction, including without limitation the
// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
// sell copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
// IN THE SOFTWARE.
#include "libmv/base/scoped_ptr.h"
#include "testing/testing.h"
namespace libmv {
namespace {
struct FreeMe {
FreeMe(int* freed) : freed(freed) {}
~FreeMe() { (*freed)++; }
int* freed;
};
TEST(ScopedPtr, NullDoesNothing) {
scoped_ptr<FreeMe> x(NULL);
// Does nothing.
}
TEST(ScopedPtr, FreesWhenOutOfScope) {
int frees = 0;
{
scoped_ptr<FreeMe> scoped(new FreeMe(&frees));
EXPECT_EQ(0, frees);
}
EXPECT_EQ(1, frees);
}
TEST(ScopedPtr, Operators) {
int tag = 123;
scoped_ptr<FreeMe> scoped(new FreeMe(&tag));
EXPECT_EQ(123, *(scoped->freed));
EXPECT_EQ(123, *((*scoped).freed));
}
TEST(ScopedPtr, Reset) {
int frees = 0;
scoped_ptr<FreeMe> scoped(new FreeMe(&frees));
EXPECT_EQ(0, frees);
scoped.reset(new FreeMe(&frees));
EXPECT_EQ(1, frees);
}
TEST(ScopedPtr, ReleaseAndGet) {
int frees = 0;
FreeMe* allocated = new FreeMe(&frees);
FreeMe* released = NULL;
{
scoped_ptr<FreeMe> scoped(allocated);
EXPECT_EQ(0, frees);
EXPECT_EQ(allocated, scoped.get());
released = scoped.release();
EXPECT_EQ(0, frees);
EXPECT_EQ(released, allocated);
}
EXPECT_EQ(0, frees);
delete released;
}
} // namespace
} // namespace libmv
|
