[rspec-users] How do I specify that a class does not receive any message
J. B. Rainsberger
me at jbrains.ca
Wed Aug 22 15:11:58 UTC 2012
On Wed, Aug 22, 2012 at 11:36 AM, David Chelimsky <dchelimsky at gmail.com>wrote:
> On Wed, Aug 22, 2012 at 9:16 AM, J. B. Rainsberger <me at jbrains.ca> wrote:
> > On Wed, Aug 22, 2012 at 10:07 AM, David Chelimsky <dchelimsky at gmail.com>
> > wrote:
> >> On Wed, Aug 22, 2012 at 7:52 AM, J. B. Rainsberger <me at jbrains.ca>
> >> > On Tue, Aug 21, 2012 at 11:37 PM, Bas Vodde <basv at odd-e.com> wrote:
> >> >>
> >> >>
> >> >> JB is right.
> >> >>
> >> >> Sometimes, for clarity, it is useful to add should_not, but for
> >> >> functionality it is usually not needed.
> >> >
> >> >
> >> > I know JMock has never() for this people. Should RSpec-mocks have
> >> > something
> >> > like object.should_receive(:nothing).
> >> never() is not a catch all for _all_ messages. It is for a specific
> >> message, just like it is in rspec-mocks
> >> # rspec
> >> object.should_receive(:msg).never
> >> #jmock
> >> never(object).msg()
> > In JMock, you can write this:
> > never(object);
> > and this means "never anything". Just like
> > ignoring(object);
> > allowing(object);
> > which each equate to mock().as_null_object().
> Perhaps it goes without saying, but I was not aware of that ;)
I am at your service.
> As you noted earlier this thread (not quoted above) RSpec::Mocks::Mock
> instances (returned by double(), mock(), or stub()) are strict by
> default - e.g. they'll complain about any unexpected messages.
> Obviously that does not account for any real objects.
> I'm open to adding an API for this, but not
> object.should_receive(:nothing) since that syntax is for declaring
> expected messages.
I agree that that doesn't work. Is object.should_receive_nothing completely
out of the question?
J. B. (Joe) Rainsberger :: http://www.jbrains.ca ::
Author, JUnit Recipes
Free Your Mind to Do Great Work :: http://www.freeyourmind-dogreatwork.com
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