public void insert_item()
{
ArrayListString sut = new ArrayListString();
sut.Add("a");
sut.Add("b");
sut.Add("c");
sut.InsertAt(0, "d");
sut.InsertAt(4, "e");
sut.InsertAt(2, "f");
Assert.That(sut.Count, Is.EqualTo(6));
Assert.That(sut.GetAt(0), Is.EqualTo("d"));
Assert.That(sut.GetAt(1), Is.EqualTo("a"));
Assert.That(sut.GetAt(2), Is.EqualTo("f"));
Assert.That(sut.GetAt(3), Is.EqualTo("b"));
Assert.That(sut.GetAt(4), Is.EqualTo("c"));
Assert.That(sut.GetAt(5), Is.EqualTo("e"));
}
public void add_items()
{
ArrayListString sut = new ArrayListString();
Assert.That(sut.Count, Is.EqualTo(0));
sut.Add("W");
Assert.That(sut.Count, Is.EqualTo(1));
sut.Add("A");
Assert.That(sut.Count, Is.EqualTo(2));
sut.Add("B");
Assert.That(sut.Count, Is.EqualTo(3));
sut.Add("Z");
Assert.That(sut.Count, Is.EqualTo(4));
Assert.That(sut.GetAt(0), Is.EqualTo("W"));
Assert.That(sut.GetAt(1), Is.EqualTo("A"));
Assert.That(sut.GetAt(2), Is.EqualTo("B"));
Assert.That(sut.GetAt(3), Is.EqualTo("Z"));
}
public void resize_arraylist()
{
ArrayListString sut = new ArrayListString();
const int Count = 1000;
for (int i = 0; i < Count; i++)
{
sut.Add(string.Format("Test-{0}", i));
}
Assert.That(sut.Count, Is.EqualTo(Count));
for (int i = 0; i < Count; i++)
{
Assert.That(sut.GetAt(i), Is.EqualTo(string.Format("Test-{0}", i)));
}
}
public void remove_items()
{
ArrayListString sut = new ArrayListString();
sut.Add("a");
sut.Add("b");
sut.Add("c");
sut.Add("d");
sut.Add("e");
sut.Add("f");
sut.Remove(2);
Assert.That(sut.Count, Is.EqualTo(5));
Assert.That(sut.GetAt(2), Is.EqualTo("d"));
sut.Remove(0);
Assert.That(sut.Count, Is.EqualTo(4));
Assert.That(sut.GetAt(0), Is.EqualTo("b"));
sut.Remove(3);
Assert.That(sut.Count, Is.EqualTo(3));
}