Re: Passing Pointers -- where to delete them
On Mar 3, 7:24 am, Ian Collins <ian-n...@hotmail.com> wrote:
On Mar 3, 12:37 am, Arv <arvind.b...@gmail.com> wrote:
I got most things clarified now, but I still have a doubt
related to shared_ptr. When I use a singleton object, would
a shared_ptr help?
Not really, because:
Because when I use new inside the singleton's getInstance
method, I am not sure when to delete it, since it is a
static member, i am not sure putting the delete in the
destructor would help. Should I have another method called
resetInstance or something?
Well, if it's a singleton, why would you want to reset it? ;-)
Unit tests - you would want the object reset before each test.
In such cases, I'll use a separate process for each test. It's
a lot closer to the actual use case. But even then, unit tests
for singletons are somewhat difficult. Typically, the singleton
will look like a memory leak, which, of course, causes the test
to fail---you need to take special precautions to avoid this.
James Kanze (GABI Software) email:email@example.com
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