public void InsertKeyTest()
{
//also a test of the DisplayList method
linkedList.AddHead('a'); //tail
linkedList.AddHead('b');
linkedList.AddHead('c');
linkedList.AddHead('d'); //head
Assert.AreEqual(true, linkedList.FindKey('a')); //finds key
Assert.AreEqual(true, linkedList.InsertKey('F')); //changes key
Assert.AreEqual(true, linkedList.FindKey('F'));
Assert.AreEqual(true, linkedList.InsertKey('E'));
Assert.AreEqual(true, linkedList.FindKey('E'));
Assert.AreEqual(false, linkedList.FindKey('G'));
Assert.AreEqual(false, linkedList.InsertKey('G'));
Assert.AreEqual("d c b E ", linkedList.DisplayList());
}
public void InsertKeyTest()
{
//also a test of the DisplayList method
studentList.AddHead(studentA); //tail
studentList.AddHead(studentB);
studentList.AddHead(studentA);
studentList.AddHead(studentD); //head
Assert.AreEqual(true, studentList.FindKey(studentA));
Assert.AreEqual(true, studentList.InsertKey(studentZ)); //inserts Z at A
Assert.AreEqual(true, studentList.FindKey(studentZ));
Assert.AreEqual(true, studentList.InsertKey(studentE)); //inserts E at Z
Assert.AreEqual(true, studentList.FindKey(studentE));
Assert.AreEqual(false, studentList.FindKey(studentF)); //false insert
Assert.AreEqual(false, studentList.InsertKey(studentF));
Assert.AreEqual("Terry Bob Jerry Sally ", studentList.DisplayList());
//from head to tail:
//studentD, studentE, studentB, studentA
}