public void ShouldContainNumbers()
{
LazySequence sequence = new LazySequence(new NumberSequenceFunction(0));
for (int k=0; k<100; k++)
Assert.IsTrue(sequence.Contains(k));
}
public void ShouldCreateWithConsAsIPersistentCollectionAndNumberSequence()
{
LazySequence seq = new LazySequence(new NumberSequenceFunction(1));
IPersistentCollection coll = ((IPersistentCollection)seq).Cons(0);
Assert.IsNotNull(coll);
Assert.IsInstanceOfType(coll, typeof(ISequence));
ISequence sequence = (ISequence)coll;
object value = sequence.First();
Assert.IsNotNull(value);
Assert.IsInstanceOfType(value, typeof(int));
Assert.AreEqual(0, (int)value);
value = sequence.Next().First();
Assert.IsNotNull(value);
Assert.IsInstanceOfType(value, typeof(int));
Assert.AreEqual(1, (int)value);
}
public void ShouldCreateWithConsAndNumberSequence()
{
ISequence seq = new LazySequence(new NumberSequenceFunction(1));
seq = seq.Cons(0);
Assert.IsNotNull(seq);
Assert.IsInstanceOfType(seq, typeof(ISequence));
ISequence sequence = (ISequence) seq;
object value = sequence.First();
Assert.IsNotNull(value);
Assert.IsInstanceOfType(value, typeof(int));
Assert.AreEqual(0, (int)value);
value = sequence.Next().First();
Assert.IsNotNull(value);
Assert.IsInstanceOfType(value, typeof(int));
Assert.AreEqual(1, (int)value);
}
public void ShouldRaiseWhenClear()
{
LazySequence sequence = new LazySequence(new NumberSequenceFunction(0));
sequence.Clear();
}
public void ShouldGetZeroCountFromNull()
{
LazySequence sequence = new LazySequence(new NullSequenceFunction());
Assert.AreEqual(0, sequence.Count);
}
public void ShouldGetSecondNumber()
{
LazySequence sequence = new LazySequence(new NumberSequenceFunction(0));
Assert.IsNotNull(sequence);
object value = sequence.Next().First();
Assert.IsNotNull(value);
Assert.IsInstanceOfType(value, typeof(int));
Assert.AreEqual(1, (int)value);
}
public void ShouldCreateWithNumberSequence()
{
LazySequence sequence = new LazySequence(new NumberSequenceFunction(0));
Assert.IsNotNull(sequence);
object value = sequence.First();
Assert.IsNotNull(value);
Assert.IsInstanceOfType(value, typeof(int));
Assert.AreEqual(0, (int)value);
}
public void ShouldRaiseWhenRemoveAt()
{
LazySequence sequence = new LazySequence(new NumberSequenceFunction(0));
sequence.RemoveAt(0);
}
public void ShouldGetIndexOf()
{
LazySequence sequence = new LazySequence(new NumberSequenceFunction(0));
for (int k = 0; k < 100; k++)
Assert.AreEqual(k, sequence.IndexOf(k));
}
public void ShouldGetHashCode()
{
LazySequence sequence = new LazySequence(new DeferredSequenceFunction(EmptyList.Instance));
Assert.AreEqual(sequence.GetHashCode(), Utilities.Hash(EmptyList.Instance.ToSequence()));
}
public void ShouldGetEmptyListAsIPersistentCollection()
{
LazySequence sequence = new LazySequence(new NumberSequenceFunction(0));
IPersistentCollection empty = ((IPersistentCollection)sequence).Empty;
Assert.IsNotNull(empty);
Assert.IsInstanceOfType(empty, typeof(EmptyList));
}
public void ShouldGetEmptyListAsEmpty()
{
LazySequence sequence = new LazySequence(new NumberSequenceFunction(0));
ISequence empty = sequence.Empty;
Assert.IsNotNull(empty);
Assert.IsInstanceOfType(empty, typeof(EmptyList));
}
public void ShouldGetEmptyList()
{
LazySequence sequence = new LazySequence(new NumberSequenceFunction(10));
ISequence coll = sequence.Empty;
Assert.IsNotNull(coll);
Assert.IsInstanceOfType(coll, typeof(EmptyList));
}
public void ShouldGetAndProcessEnumerator()
{
LazySequence sequence = new LazySequence(new NumberSequenceFunction(0));
IEnumerator enumerator = sequence.GetEnumerator();
for (int k = 0; k < 100; k++)
{
Assert.IsTrue(enumerator.MoveNext());
Assert.AreEqual(k, enumerator.Current);
}
}
public void ShouldBeEquivToNull()
{
LazySequence sequence = new LazySequence(new NullSequenceFunction());
Assert.IsTrue(sequence.Equiv(null));
}
public void ShouldRaiseWhenInsert()
{
LazySequence sequence = new LazySequence(new NumberSequenceFunction(0));
sequence.Insert(0, 1);
}
public void ShouldGetMoreFromNull()
{
LazySequence sequence = new LazySequence(new NullSequenceFunction());
ISequence value = sequence.More();
Assert.IsNotNull(value);
Assert.IsInstanceOfType(value, typeof(EmptyList));
}
public void ShouldRaiseWhenSetValue()
{
LazySequence sequence = new LazySequence(new NumberSequenceFunction(0));
sequence[0] = 1;
}
public void ShouldGetNext()
{
LazySequence sequence = new LazySequence(new NumberSequenceFunction(0));
ISequence value = sequence.Next();
Assert.IsNotNull(value);
Assert.IsInstanceOfType(value, typeof(LazySequence));
Assert.AreEqual(1, value.First());
}
public void ShouldGetNextFromNull()
{
LazySequence sequence = new LazySequence(new NullSequenceFunction());
ISequence value = sequence.Next();
Assert.IsNull(value);
}
public void ShouldGetOneHundredValues()
{
LazySequence sequence = new LazySequence(new NumberSequenceFunction(0));
Assert.IsNotNull(sequence);
for (int k = 0; k < 100; k++)
{
object value = sequence[k];
Assert.IsNotNull(value);
Assert.IsInstanceOfType(value, typeof(int));
Assert.AreEqual(k, (int)value);
}
}
public void RaiseWhenAdd()
{
LazySequence sequence = new LazySequence(new NumberSequenceFunction(0));
sequence.Add(0);
}
public void ShouldCreateWithNullMetadata()
{
LazySequence sequence = new LazySequence(new NumberSequenceFunction(0));
IObject iobj = sequence.WithMetadata(null);
Assert.IsNotNull(iobj);
Assert.IsInstanceOfType(iobj, typeof(LazySequence));
Assert.IsTrue(iobj != sequence);
}
