You are trying to provide the value after the actual code was executed.
On Fri, Nov 21, 2008 at 1:16 AM, Cvetomir Todorov <
[EMAIL PROTECTED]> wrote:
> Hi,
>
> I am testing this piece of code
>
> internal class QueryProcessor
> {
> private readonly ITokenizer _tokenizer;
>
> public QueryProcessor(ITokenizer tokenizer)
> {
> _tokenizer = tokenizer;
> }
>
> public IList<IDocument> SearchFor(string query, IIndex index)
> {
> IList<string> tokens = _tokenizer.Tokenize(query);
>
> foreach (string token in tokens)
> {
> index.GetPostings(token);
> }
>
> return null;
> }
> }
>
> This is the test I am interested in:
>
> [Test]
> public void Query_ShouldBeTokenized()
> {
> // arrange
> string query = "some query";
> ITokenizer tokenizerMock =
> MockRepository.GenerateMock<ITokenizer>();
> tokenizerMock.Expect(x => x.Tokenize(query)).Return(new
> List<string>());
>
> // act
> var target = new QueryProcessor(tokenizerMock);
> target.SearchFor(query, Dummies.Create<IIndex>());
>
> // assert
> tokenizerMock.VerifyAllExpectations();
> }
>
> I want to be sure that the query is tokenized. Because later the tokens
> must be used I have to explicitly say what the return value is. Otherwise
> when tokens.GetEnumerator is called in the production code it will result in
> a null reference exception.
>
> But how can this be achieved with the new AAA syntax?
>
> When I remove the Expect in the arrange and in the assert instead of
> VerifyAllExpectation I say:
>
> tokenizerMock.AssertWasCalled(x => x.Tokenize(query), call =>
> call.Return(new List<string>()));
>
> it compiles just fine but the not-null list is not returned.
>
> --
> Software modules coupling is the path to the dark side.
> Coupling leads to complexity.
> Complexity leads to confusion.
> Confusion leads to suffering.
> Once you start down the dark path, forever will it dominate your destiny,
> consume you it will!
>
> >
>
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