Re: Recent 2.5 Changes

Hi Olof, 

> -----Original Message-----
> From: Olof Bjarnason [mailto:[email protected]] 
> Sent: Monday, July 28, 2008 2:14 PM
> To: Charlie Poole
> Cc: [email protected]
> Subject: Re: [nunit-developer] Recent 2.5 Changes
> 
> >> > 2. DataSourceAttribute provides a way to point to data for
> >> individual
> >> > arguments just as FactoriesAttribute (I still don't like 
> that name) 
> >> > points to entire test cases.
> >>
> >> Could you provide a very brief syntax example of this?
> >>
> >
> > [DataSource("MyData")]
> 
> Could you elaborate a little bit? What is "MyData"? Is it the 
> name of a member variable, or maybe an IEnumerable field 
> attributed by a some kind of name-attribute with the string "MyData"?

Sorry, I was assuming familiarity with FactoriesAttribute, which uses 
the same syntax... But try this...

http://nunit.org/index.php?p=dataSource&r=2.5

Note that that page is not linked into the navigation, since the
web site actually represents the Alpha-3 release.

Charlie

> >
> > FWIW, I find inline data much more conducive to doing TDD. However, 
> > there can be a need to share data across multiple tests.
> >
> > Charlie
> >
> >> >
> >> > 3. TestFixtures can now have parameters, which are used in
> >> searching
> >> > for a constructor. You repeat [TestFixture(...)] just as 
> you do for 
> >> > [TestCase(...)] and each individualized fixture is created
> >> separately
> >> > in the tree.
> >>
> >> Cool! So if I have several classes implementing an interface that 
> >> should adhere to specific rules specified by tests, I could 
> >> parameterize the fixture containing those tests with the specific 
> >> class implementations? Great!
> >>
> >> >
> >> > 4. We already had generic fixtures and now they can have 
> parameters 
> >> > too. You can specify what types to use in creating a 
> specific class 
> >> > from the generic declaration in three ways...
> >>
> >> I have no clue what you are talking about, but I guess 
> it's great ;)
> >>
> >> >
> >> >  1) By preceding the constructor args with a set of
> >> >    Types to be used. This won't work if the first
> >> >    constructor arg is a Type, of course.
> >> >
> >> >  2) By using the TypeArgs named property of TestFixtureAttribute
> >> >
> >> >  3) By using a constructor that makes use of all the
> >> >    Type parameters - in that case NUnit will figure
> >> >    it out.
> >> >
> >> > I'm aware that the last bit particuarly needs documentation.
> >> > Consider the above as hints for the brave among you.
> >> >
> >> > Charlie
> >> >
> >> >
> >> >
> >> >
> >> >
> >> >
> >> 
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> >
> >
> 




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