public void IteratorWithoutDependenciesUnsubscribesFromAllSourceEventsWhenDisposed()
{
var sourceCollection = With.Inputs(Mike, Tom, Jack);
var contactIterator = new SimpleIterator <Contact>(sourceCollection);
Assert.IsFalse(Mike.HasPropertyChangedSubscribers);
Assert.IsFalse(Tom.HasPropertyChangedSubscribers);
Assert.IsFalse(Jack.HasPropertyChangedSubscribers);
// TODO: Assert.IsTrue(sourceCollection.HasPropertyChangedSubscribers);
// TODO: Assert.IsTrue(sourceCollection.HasCollectionChangedSubscribers);
contactIterator.GetEnumerator();
Assert.IsFalse(Mike.HasPropertyChangedSubscribers);
Assert.IsFalse(Tom.HasPropertyChangedSubscribers);
Assert.IsFalse(Jack.HasPropertyChangedSubscribers);
// TODO: Assert.IsTrue(sourceCollection.HasPropertyChangedSubscribers);
// TODO: Assert.IsTrue(sourceCollection.HasCollectionChangedSubscribers);
contactIterator.Dispose();
Assert.IsFalse(Mike.HasPropertyChangedSubscribers);
Assert.IsFalse(Tom.HasPropertyChangedSubscribers);
Assert.IsFalse(Jack.HasPropertyChangedSubscribers);
// TODO: Assert.IsFalse(sourceCollection.HasPropertyChangedSubscribers);
// TODO: Assert.IsFalse(sourceCollection.HasCollectionChangedSubscribers);
}
public void UnionSpecification()
{
var additionalContacts = With.Inputs(John, Tom, Jarryd);
Specification.Title("Union()")
.TestingOver <Contact>()
.UsingBindableLinq(inputs => inputs.AsBindable().Union(additionalContacts.AsBindable()))
.UsingStandardLinq(inputs => inputs.Union(additionalContacts))
.Scenario("Delayed evaluation",
With.Inputs(Mike, Tom, Jack),
step => Upon.Construction().ItWill.NotHaveEvaluated(),
step => Upon.Evaluate().ItWill.HaveCount(6)
)
.Scenario("Adding items",
With.Inputs(Mike, Tom, Jack),
step => Upon.Add(Rick, Mick).ItWill.NotRaiseAnything(),
step => Upon.Evaluate().ItWill.NotRaiseAnything(),
step => Upon.Add(Jarryd).ItWill.Raise(Add.With(Jarryd).At(8)),
step => Upon.Add(Tom, Sally).ItWill.Raise(Add.With(Tom).At(9)).And.Raise(Add.With(Sally).At(10)),
step => Upon.Insert(2, Simon).ItWill.Raise(Add.With(Simon).At(11)),
step => Upon.Insert(3, Phil, Jake).ItWill.Raise(Add.With(Phil).At(12)).And.Raise(Add.With(Jake).At(13)),
step => Upon.Evaluate().ItWill.NotRaiseAnything()
)
.Verify();
}
public void IndexerNaturalOrder()
{
var bindingList = With.Inputs(Brian, Gordon, Harry).AsBindable().ToBindingList();
Assert.AreSame(Brian, bindingList[0]);
Assert.AreSame(Gordon, bindingList[1]);
Assert.AreSame(Harry, bindingList[2]);
}
public void IteratorIListMethodsForceLoad()
{
ForcesLoad(With.Inputs(Tom, Sam, Sally), iterator => iterator.Contains(Tom));
ForcesLoad(With.Inputs(Tom, Sam, Sally), iterator => iterator.GetEnumerator());
ForcesLoad(With.Inputs(Tom, Sam, Sally), iterator => iterator.Count);
// TODO: ForcesLoad(With.Inputs(Tom, Sam, Sally), iterator => iterator[2]);
ForcesLoad(With.Inputs(Tom, Sam, Sally), iterator => ((IList)iterator)[2]);
DoesNotForceLoad(With.Inputs(Tom, Sam, Sally), iterator => iterator.ToString());
}
public void IteratorWithDepenedenciesDoesNotEnumerateSourceUntilResultIsEnumerated()
{
var sourceCollection = new SourceCollection(With.Inputs(Tom, Tim, Jack));
Assert.AreEqual(0, sourceCollection.GetEnumeratorCalls);
var contactIterator = new SimpleIterator <Contact>(sourceCollection.AsBindable());
Assert.AreEqual(0, sourceCollection.GetEnumeratorCalls);
contactIterator.AcceptDependency(new ItemDependencyDefinition("Name"));
Assert.AreEqual(0, sourceCollection.GetEnumeratorCalls);
foreach (var c in contactIterator)
{
}
Assert.AreEqual(1, sourceCollection.GetEnumeratorCalls);
contactIterator.Dispose();
Assert.AreEqual(1, sourceCollection.GetEnumeratorCalls);
}
public void IteratorUnsubscribesFromItemWhenRemoved()
{
var sourceCollection = With.Inputs(Mike, Tom, Jack);
var contactIterator = new SimpleIterator <Contact>(sourceCollection);
Assert.IsFalse(Mike.HasPropertyChangedSubscribers);
Assert.IsFalse(Tom.HasPropertyChangedSubscribers);
Assert.IsFalse(Jack.HasPropertyChangedSubscribers);
// TODO: Assert.IsTrue(sourceCollection.HasPropertyChangedSubscribers);
// TODO: Assert.IsTrue(sourceCollection.HasCollectionChangedSubscribers);
contactIterator.AcceptDependency(new ItemDependencyDefinition("Name"));
foreach (var c in contactIterator)
{
}
Assert.IsTrue(Mike.HasPropertyChangedSubscribers);
Assert.IsTrue(Tom.HasPropertyChangedSubscribers);
Assert.IsTrue(Jack.HasPropertyChangedSubscribers);
// TODO: Assert.IsTrue(sourceCollection.HasPropertyChangedSubscribers);
// TODO: Assert.IsTrue(sourceCollection.HasCollectionChangedSubscribers);
sourceCollection.Remove(Tom);
Assert.IsTrue(Mike.HasPropertyChangedSubscribers);
Assert.IsFalse(Tom.HasPropertyChangedSubscribers);
Assert.IsTrue(Jack.HasPropertyChangedSubscribers);
// TODO: Assert.IsTrue(sourceCollection.HasPropertyChangedSubscribers);
// TODO: Assert.IsTrue(sourceCollection.HasCollectionChangedSubscribers);
contactIterator.Dispose();
Assert.IsFalse(Mike.HasPropertyChangedSubscribers);
Assert.IsFalse(Tom.HasPropertyChangedSubscribers);
Assert.IsFalse(Jack.HasPropertyChangedSubscribers);
// TODO: Assert.IsFalse(sourceCollection.HasPropertyChangedSubscribers);
// TODO: Assert.IsFalse(sourceCollection.HasCollectionChangedSubscribers);
}
private IBindingList NewTestBindingList()
{
return(With.Inputs(Gordon, Brian, Harry).AsBindable().OrderBy(c => c.Name).ToBindingList());
}
/// <summary>
/// The select specification.
/// </summary>
public void ExecuteSelectSpecification <TProjectionResult>(string title, Expression <Func <Contact, TProjectionResult> > selector)
{
var p = selector.Compile();
Specification.Title(title)
.TestingOver <Contact>()
.UsingBindableLinq(inputs => inputs.AsBindable().Select(selector))
.UsingStandardLinq(inputs => inputs.Select(p))
.Scenario("Delayed evaluation",
With.Inputs(Mike, Tom, Jack),
step => Upon.Construction().ItWill.NotHaveEvaluated(),
step => Upon.Evaluate().ItWill.HaveCount(3)
)
.Scenario("Adding items",
With.Inputs(Mike, Tom, Jack),
step => Upon.Add(John, Mick).ItWill.NotRaiseAnything(),
step => Upon.Evaluate().ItWill.NotRaiseAnything(),
step => Upon.Add(Jarryd).ItWill.Raise(Add.With(p(Jarryd)).At(5)),
step => Upon.Add(Tom, Sally).ItWill.Raise(Add.With(p(Tom)).At(6)).And.Raise(Add.With(p(Sally)).At(7)),
step => Upon.Insert(2, Simon).ItWill.Raise(Add.With(p(Simon)).At(2)),
step => Upon.Insert(3, Phil, Jake).ItWill.Raise(Add.With(p(Phil)).At(3)).And.Raise(Add.With(p(Jake)).At(4)),
step => Upon.Evaluate().ItWill.NotRaiseAnything()
)
.Scenario("Moving items",
With.Inputs(Mike, Tom, Jack, John, Sally, Sam, Tim, Clancy),
step => Upon.Evaluate().ItWill.NotRaiseAnything(),
step => Upon.Move(5, Mike).ItWill.Raise(Move.With(p(Mike)).AtNew(5).AtOld(0)),
step => Upon.Move(6, Jack, John).ItWill.Raise(Move.With(p(Jack)).AtNew(6).AtOld(1)).And.Raise(Move.With(p(John)).AtNew(7).AtOld(1))
)
.Scenario("Moving non-consecutive items",
With.Inputs(Mike, Tom, Jack, John, Sally, Sam, Tim, Clancy),
step => Upon.Evaluate().ItWill.NotRaiseAnything(),
step => Upon.Move(6, Mike, John).ItWill.Raise(Move.With(p(Mike)).AtNew(6).AtOld(0)).And.Raise(Move.With(p(John)).AtNew(7).AtOld(2))
)
.Scenario("Removing items",
With.Inputs(Mike, Tom, Jack, John, Sally, Sam, Tim, Clancy),
step => Upon.Remove(Jack).ItWill.NotRaiseAnything(),
step => Upon.Evaluate().ItWill.NotRaiseAnything().And.HaveCount(7),
step => Upon.Remove(John).ItWill.Raise(Remove.With(p(John)).At(2)),
step => Upon.Remove(Sally, Sam).ItWill.Raise(Remove.With(p(Sally)).At(2)).And.Raise(Remove.With(p(Sam)).At(3)),
step => Upon.Remove(Mike, Clancy).ItWill.Raise(Remove.With(p(Mike)).At(0)).And.Raise(Remove.With(p(Clancy)).At(3))
)
.Scenario("Replacing items",
With.Inputs(Mike, Tom, Jack, Clancy),
step => Upon.Replace(Mike).With(Sally).ItWill.NotRaiseAnything(),
step => Upon.Evaluate(),
step => Upon.Replace(Jack).With(Sam).ItWill.Raise(Replace.WithOld(p(Jack)).WithNew(p(Sam))),
step => Upon.Replace(Sally, Tom).With(Gordon, Sue).ItWill.Raise(Replace.WithOld(p(Sally), p(Tom)).WithNew(p(Gordon), p(Sue)))
)
.Scenario("Replacing non-consecutive items",
With.Inputs(Mike, Tom, Jack, Clancy),
step => Upon.Evaluate(),
step => Upon.Replace(Mike, Clancy).With(Gordon, Sue).ItWill.Raise(Replace.WithOld(p(Mike)).WithNew(p(Gordon))).And.Raise(Replace.WithOld(p(Clancy)).WithNew(p(Sue)))
)
.Scenario("Replacing item that isn't in source",
With.Inputs(Mike, Tom, Jack),
step => Upon.Evaluate(),
step => Upon.Replace(Mike, Clancy).With(Gordon, Sue).ItWill.Raise(Replace.WithOld(p(Mike)).WithNew(p(Gordon))).And.Raise(Add.With(p(Sue)))
)
.Verify();
// TODO: Add scenarios common workflows like adding and removing an item, and edge cases
}
public void WhereSpecification()
{
Specification.Title("Where() specification")
.TestingOver <Contact>()
.UsingBindableLinq(inputs => inputs.AsBindable().Where(p => p.Name.Length >= 4))
.UsingStandardLinq(inputs => inputs.Where(p => p.Name.Length >= 4))
.Scenario("Delayed evaluation",
With.Inputs(Mike, Tom, Jack),
step => Upon.Construction().ItWill.NotHaveEvaluated(),
step => Upon.Evaluate().ItWill.HaveCount(2)
)
.Scenario("Adding items",
With.Inputs(Mike, Tom, Jack),
step => Upon.Add(John, Mick).ItWill.NotRaiseAnything(),
step => Upon.Evaluate().ItWill.NotRaiseAnything(),
step => Upon.Add(Jarryd).ItWill.Raise(Add.With(Jarryd).At(4)),
step => Upon.Add(Tim).ItWill.NotRaiseAnything(),
step => Upon.Add(Tom, Sally).ItWill.Raise(Add.With(Sally).At(5)),
step => Upon.Insert(2, Simon).ItWill.Raise(Add.With(Simon).At(2)),
//step => Upon.Insert(3, Phil, Jake).ItWill.Raise(Add.With(Phil, Jake).At(3)),
//step => Upon.Insert(3, Rick, Ryan, Tim).ItWill.Raise(Add.With(Rick, Ryan).At(3)),
step => Upon.Evaluate().ItWill.NotRaiseAnything()
)
//.Scenario("Moving items",
// With.Inputs(Mike, Tom, Jack, John, Sally, Sam, Tim, Clancy),
// step => Upon.Evaluate().ItWill.NotRaiseAnything().And.HaveCount(5),
// step => Upon.Move(3, Mike).ItWill.Raise(Move.With(Mike).AtNew(3).AtOld(0)),
// step => Upon.Move(3, Tom).ItWill.NotRaiseAnything(),
// step => Upon.Move(4, Jack, John).ItWill.Raise(Move.With(Jack).AtNew(4).AtOld(0)).And.Raise(Move.With(John).AtNew(4).AtOld(0))
// )
//.Scenario("Moving non-consecutive items",
// With.Inputs(Mike, Tom, Jack, John, Sally, Sam, Tim, Clancy),
// step => Upon.Evaluate().ItWill.NotRaiseAnything(),
// step => Upon.Move(6, Mike, John).ItWill.Raise(Move.With(projected(Mike)).AtNew(6).AtOld(0)).And.Raise(Move.With(projected(John)).AtNew(7).AtOld(2))
// )
//.Scenario("Removing items",
// With.Inputs(Mike, Tom, Jack, John, Sally, Sam, Tim, Clancy),
// step => Upon.Remove(Jack).ItWill.NotRaiseAnything(),
// step => Upon.Evaluate().ItWill.NotRaiseAnything().And.HaveCount(7),
// step => Upon.Remove(John).ItWill.Raise(Remove.With(projected(John)).At(2)),
// step => Upon.Remove(Sally, Sam).ItWill.Raise(Remove.With(projected(Sally), projected(Sam)).At(2)),
// step => Upon.Remove(Mike, Clancy).ItWill.Raise(Remove.With(projected(Mike)).At(0)).And.Raise(Remove.With(projected(Clancy)).At(3))
// )
//.Scenario("Replacing items",
// With.Inputs(Mike, Tom, Jack, Clancy),
// step => Upon.Replace(Mike).With(Sally).ItWill.NotRaiseAnything(),
// step => Upon.Evaluate(),
// step => Upon.Replace(Jack).With(Sam).ItWill.Raise(Replace.WithOld(projected(Jack)).WithNew(projected(Sam))),
// step => Upon.Replace(Sally, Tom).With(Gordon, Sue).ItWill.Raise(Replace.WithOld(projected(Sally), projected(Tom)).WithNew(projected(Gordon), projected(Sue)))
// )
//.Scenario("Replacing non-consecutive items",
// With.Inputs(Mike, Tom, Jack, Clancy),
// step => Upon.Evaluate(),
// step => Upon.Replace(Mike, Clancy).With(Gordon, Sue).ItWill.Raise(Replace.WithOld(projected(Mike)).WithNew(projected(Gordon))).And.Raise(Replace.WithOld(projected(Clancy)).WithNew(projected(Sue)))
// )
//.Scenario("Replacing item that isn't in source",
// With.Inputs(Mike, Tom, Jack),
// step => Upon.Evaluate(),
// step => Upon.Replace(Mike, Clancy).With(Gordon, Sue).ItWill.Raise(Replace.WithOld(projected(Mike)).WithNew(projected(Gordon))).And.Raise(Add.With(projected(Sue)))
// )
.Verify();
}