public virtual void Request(SpecificationRequest request)
{
ThrowArgumentExceptionIfArgIsNull(request, "request");
HandleRequest(request);
if (SuccessorSpecified())
{
successor.Request(request);
}
}
public override void HandleRequest(SpecificationRequest request)
{
Expression<Func<Changeset, bool>> expression = request.Specification.IsSatisfiedByExpression();
object value = GetValueFromExpressionBody(expression);
if (expression.Body.ToString().Contains("Revision"))
{
var val = Convert.ToInt32(value);
if (val < 1)
{
val = 1;
}
request.Query.RevisionFrom = new ChangesetVersionSpec(val);
request.Query.RevisionTo = VersionSpec.Latest;
}
if (expression.Body.ToString().Contains("Username"))
{
var val = Convert.ToString(value);
request.Query.Author.Username = val;
}
if (expression.Body.ToString().Contains("Amount"))
{
var val = Convert.ToInt32(value);
request.Query.MaxRevisions = val;
}
}
public abstract void HandleRequest(SpecificationRequest request);
public void Assure_can_handle_revision_numbers_less_than_one()
{
QueryModel queryModel = null;
RevisionHandler revisionHandler = null;
SpecificationRequest specificationRequest = null;
Scenario.StartNew(this, scenario =>
{
scenario.Given("a query model and revision handler exist", () =>
{
queryModel = new QueryModel();
revisionHandler = new RevisionHandler();
specificationRequest =
new SpecificationRequest(new ChangesetsAfterRevisionSpecification(0), queryModel);
});
scenario.When("all changesets are requested, including revision zero (domain-specific)",() =>
{
revisionHandler.HandleRequest(specificationRequest);
});
scenario.Then("the query model should request changsets from revision 1 and up", () =>
{
queryModel.RevisionFrom.ChangesetId.ShouldBe(1);
});
});
}
