public void DoesNotSetNull()
{
PopsicleList <string> list = new PopsicleList <string>();
list.Add("a");
Assert.Throws <ArgumentNullException>(() => list[0] = null);
}
public void DoesNotAddRangeWithNull()
{
PopsicleList <string> list = new PopsicleList <string>();
// TODO(jonskeet): Change to ArgumentException? The argument isn't null...
Assert.Throws <ArgumentNullException>(() => list.Add(new[] { "a", "b", null }));
}
public void NonMutatingOperationsOnFluidList()
{
PopsicleList <string> list = new PopsicleList <string>();
Assert.IsFalse(list.Contains(""));
Assert.AreEqual(0, list.Count);
list.CopyTo(new string[5], 0);
list.GetEnumerator();
Assert.AreEqual(-1, list.IndexOf(""));
Assert.IsFalse(list.IsReadOnly);
}
public void MutatingOperationsOnFluidList()
{
PopsicleList <string> list = new PopsicleList <string>();
list.Add("");
list.Clear();
list.Insert(0, "");
list.Remove("");
list.Add("x"); // Just to make the next call valid
list.RemoveAt(0);
}
public void MutatingOperationsOnFrozenList()
{
PopsicleList <string> list = new PopsicleList <string>();
list.MakeReadOnly();
AssertNotSupported(() => list.Add(""));
AssertNotSupported(() => list.Clear());
AssertNotSupported(() => list.Insert(0, ""));
AssertNotSupported(() => list.Remove(""));
AssertNotSupported(() => list.RemoveAt(0));
}
public void DoesNotAddNull()
{
PopsicleList <string> list = new PopsicleList <string>();
try
{
list.Add((string)null);
}
catch (ArgumentNullException)
{ return; }
Assert.Fail("List should not allow nulls.");
}
public void DoesNotAddRangeWithNull()
{
PopsicleList <string> list = new PopsicleList <string>();
try
{
list.Add(new[] { "a", "b", null });
}
catch (ArgumentNullException)
{ return; }
Assert.Fail("List should not allow nulls.");
}
public void DoesNotAddNullEnumerable()
{
PopsicleList <string> list = new PopsicleList <string>();
Assert.Throws <ArgumentNullException>(() => list.Add((IEnumerable <string>)null));
}