public void CreateWithOneObject()
{
Cons cons = new Cons(1);
Assert.AreEqual(1, cons.First());
Assert.IsNull(cons.Next());
}
public void CreateWithNullMetadata()
{
Cons cons = new Cons(1, new Cons(2));
IObject iobj = cons.WithMetadata(null);
Assert.IsNotNull(iobj);
Assert.IsInstanceOfType(iobj, typeof(Cons));
Assert.IsTrue(iobj == cons);
}
public void CopyToSubarray()
{
Cons cons = new Cons(1, new Cons(2, new Cons(3)));
object[] array = new object[4];
cons.CopyTo(array, 1);
Assert.AreEqual(1, array[1]);
Assert.AreEqual(2, array[2]);
Assert.AreEqual(3, array[3]);
}
public void CreateWithOneObjectAndRest()
{
Cons cons = new Cons(1, new Cons(2));
Assert.AreEqual(1, cons.First());
ISequence rest = cons.Next();
Assert.IsNotNull(rest);
Assert.IsInstanceOfType(rest, typeof(Cons));
Assert.AreEqual(2, rest.First());
Assert.IsNull(rest.Next());
}
public void CreateWithMetadata()
{
Cons cons = new Cons(1, new Cons(2));
IObject iobj = cons.WithMetadata(FakePersistentMap.Instance);
Assert.IsNotNull(iobj);
Assert.IsInstanceOfType(iobj, typeof(Cons));
Assert.IsTrue(iobj != cons);
Assert.IsTrue(FakePersistentMap.Instance == iobj.Metadata);
Assert.AreEqual(2, cons.Count);
Assert.AreEqual(1, cons.First());
Assert.AreEqual(2, cons.Next().First());
Assert.IsNull(cons.Next().Next());
}
public void GetFirstElementByIndex()
{
Cons cons = new Cons(1, new Cons(2));
Assert.AreEqual(1, cons[0]);
}
public void TwoConsWithSameElementsHaveSameHashCode()
{
Cons cons1 = new Cons(1, new Cons(2, new Cons(3)));
Cons cons2 = new Cons(1, new Cons(2, new Cons(3)));
Assert.AreEqual(cons1.GetHashCode(), cons2.GetHashCode());
}
public void TwoConsWithSameElementsAreEqual()
{
Cons cons1 = new Cons(1, new Cons(2, new Cons(3)));
Cons cons2 = new Cons(1, new Cons(2, new Cons(3)));
Assert.IsTrue(cons1.Equals(cons2));
Assert.IsTrue(cons2.Equals(cons1));
}
public void TwoConsWithDifferentElementsAreNotEqual()
{
Cons cons1 = new Cons(1, new Cons(2, new Cons(3)));
Cons cons2 = new Cons(3, new Cons(2, new Cons(1)));
Assert.IsFalse(cons1.Equals(cons2));
Assert.IsFalse(cons2.Equals(cons1));
}
public void RaiseWhenTryingToSetElementByIndex()
{
Cons cons = new Cons(1, new Cons(2));
cons[0] = 0;
}
public void GetSecondElementByIndex()
{
Cons cons = new Cons(1, new Cons(2));
Assert.AreEqual(2, cons[1]);
}