]>
git.ipfire.org Git - thirdparty/squid.git/blob - test-suite/refcount.cc
5 * DEBUG: section -- Refcount allocator
6 * AUTHOR: Robert Collins
8 * SQUID Web Proxy Cache http://www.squid-cache.org/
9 * ----------------------------------------------------------
11 * Squid is the result of efforts by numerous individuals from
12 * the Internet community; see the CONTRIBUTORS file for full
13 * details. Many organizations have provided support for Squid's
14 * development; see the SPONSORS file for full details. Squid is
15 * Copyrighted (C) 2001 by the Regents of the University of
16 * California; see the COPYRIGHT file for full details. Squid
17 * incorporates software developed and/or copyrighted by other
18 * sources; see the CREDITS file for full details.
20 * This program is free software; you can redistribute it and/or modify
21 * it under the terms of the GNU General Public License as published by
22 * the Free Software Foundation; either version 2 of the License, or
23 * (at your option) any later version.
25 * This program is distributed in the hope that it will be useful,
26 * but WITHOUT ANY WARRANTY; without even the implied warranty of
27 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
28 * GNU General Public License for more details.
30 * You should have received a copy of the GNU General Public License
31 * along with this program; if not, write to the Free Software
32 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111, USA.
39 class _ToRefCount
:public RefCountable
43 _ToRefCount () {++Instances
;}
45 ~_ToRefCount() {--Instances
;}
59 typedef RefCount
<_ToRefCount
> ToRefCount
;
61 /* Must be zero at the end for the test to pass. */
62 int _ToRefCount::Instances
= 0;
64 class AlsoRefCountable
: public RefCountable
, public _ToRefCount
68 typedef RefCount
<AlsoRefCountable
> Pointer
;
78 main (int argc
, char **argv
)
81 ToRefCount
anObject(new _ToRefCount
);
82 anObject
->someMethod();
84 ToRefCount
objectTwo (anObject
);
87 ToRefCount
anotherObject(new _ToRefCount
);
88 anObject
= anotherObject
;
92 ToRefCount
aForthObject (anObject
);
93 anObject
= ToRefCount(NULL
);
94 aForthObject
->someMethod();
99 /* Test creating an object, using it , and then making available as a
103 _ToRefCount
*aPointer
= new _ToRefCount
;
104 aPointer
->someMethod();
105 ToRefCount
anObject(aPointer
);
107 /* standalone pointers should be usable */
111 /* Can we check pointers for equality */
114 ToRefCount
anotherObject(new _ToRefCount
);
116 if (anObject
== anotherObject
)
119 anotherObject
= NULL
;
121 if (!(anObject
== anotherObject
))
124 /* Can we get the pointer for a const object */
126 ToRefCount
anObject (new _ToRefCount
);
127 ToRefCount
const aConstObject (anObject
);
128 _ToRefCount
const *aPointer
= aConstObject
.getRaw();
130 if (aPointer
!= anObject
.getRaw())
133 /* Can we get a refcounted pointer from a const object */
135 _ToRefCount
const * aPointer
= new _ToRefCount
;
136 ToRefCount
anObject (aPointer
);
138 /* Can we get a pointer to nonconst from a nonconst refcounter */
140 ToRefCount
anObject (new _ToRefCount
);
141 _ToRefCount
*aPointer
= anObject
.getRaw();
144 /* Create a doubley inheriting refcount instance,
145 * cast to a single inheritance instance,
149 ToRefCount aBaseObject
;
151 AlsoRefCountable::Pointer
anObject (new AlsoRefCountable
);
152 aBaseObject
= anObject
.getRaw();
155 return _ToRefCount::Instances
== 0 ? 0 : 1;