public void TestGoForwardForOneStep()
{
var dlLits = new DoublyLinkingList <int>(0, 1, 2, 3, 4);
dlLits.ChangeCurrent();
Assert.AreEqual(1, dlLits.Current);
}
public void TestGoForwardOutOfRange()
{
var dlLits = new DoublyLinkingList <int>(0, 1, 2, 3, 4);
dlLits.GoToEnd();
dlLits.ChangeCurrent(2);
}
public void TestGoBackForOneStep()
{
var dlLits = new DoublyLinkingList <int>(0, 1, 2, 3, 4);
dlLits.GoToEnd();
dlLits.ChangeCurrent(-1);
Assert.AreEqual(3, dlLits.Current);
}
public void TestGetIndexOfCurrent()
{
var dlList = new DoublyLinkingList <int>(0, 1, 2, 3, 4);
Assert.AreEqual(0, dlList.GetIndexOfCurrent());
dlList.ChangeCurrent(2);
Assert.AreEqual(2, dlList.GetIndexOfCurrent());
}
public void TestDeleteSelected()
{
var dlList = new DoublyLinkingList <int>(0, 1, 2, 3, 4);
dlList.ChangeCurrent(2);
dlList.DeleteCurrent();
Assert.AreEqual(3, dlList[2]);
}
public void TestAddBeforeSelected()
{
var dlList = new DoublyLinkingList <int>(0, 1, 2, 3, 4);
dlList.ChangeCurrent(2);
dlList.AddBeforeSelected(6);
Assert.AreEqual(6, dlList[2]);
}
public void TestGoBackOutOfRange()
{
var dlLits = new DoublyLinkingList <int>(0, 1, 2, 3, 4);
dlLits.ChangeCurrent(-2);
}
public void TestChangeCurrentToOutOfLength()
{
var dlList = new DoublyLinkingList <int>(0, 1, 2, 3, 4);
dlList.ChangeCurrent(5);
}
public void TestChangeCurrentToNegative()
{
var dlList = new DoublyLinkingList <int>(0, 1, 2, 3, 4);
dlList.ChangeCurrent(-1);
}