public void BeNotEqual()
{
Element element1 = new Element(0, 1, 2);
Element element2 = new Element(2, 1, 0);
Assert.IsFalse(element1.Equals(element2));
}
public void Create()
{
Element element = new Element(0, 1, 2);
Assert.IsNotNull(element);
Assert.AreEqual(3, element.Size);
}
public void BeEqual()
{
Element element1 = new Element(0, 1, 2);
Element element2 = new Element(0, 1, 2);
Assert.IsTrue(element1.Equals(element2));
Assert.AreEqual(element1.GetHashCode(), element2.GetHashCode());
}
public void CreateSwap()
{
Element element = Element.CreateSwap(4);
Element swap = new Element(1, 0, 2, 3);
Assert.IsNotNull(element);
Assert.IsTrue(element.Equals(swap));
Assert.AreEqual(2, element.Order);
}
public void CreateRotation()
{
Element element = Element.CreateRotation(4);
Element rotation = new Element(1, 2, 3, 0);
Assert.IsNotNull(element);
Assert.IsTrue(element.Equals(rotation));
Assert.AreEqual(4, element.Order);
}
public void CreateIdentity()
{
Element element = Element.CreateIdentity(4);
Element identity = new Element(0, 1, 2, 3);
Assert.IsNotNull(element);
Assert.IsTrue(element.Equals(identity));
Assert.AreEqual(1, element.Order);
}
public void RaiseIfValueOutOfRange()
{
Element element = new Element(0, 1, 10);
}
public void RaiseIfValueIsRepeated()
{
Element element = new Element(0, 1, 1);
}
public void MultiplySwitch()
{
Element identity = new Element(0, 1, 2);
Element element = new Element(1, 0, 2);
Assert.AreEqual(identity, element.Multiply(element));
}
public void MultiplyRotateRight()
{
Element identity = new Element(0, 1, 2);
Element element = new Element(2, 0, 1);
Element element2 = new Element(1, 2, 0);
Assert.AreEqual(element2, element.Multiply(element));
Assert.AreEqual(identity, element2.Multiply(element));
}
public void MultiplyIdentity()
{
Element element = new Element(0, 1, 2);
Assert.AreEqual(element, element.Multiply(element));
}
public Element Multiply(Element element)
{
int k;
int length1 = this.values.Length;
int length2 = element.values.Length;
int newlength = Math.Max(length1, length2);
byte[] newvalues = new byte[newlength];
for (k = 0; k < newlength; k++)
{
if (k >= length2)
{
newvalues[k] = this.values[k];
}
else if (element.values[k] >= length1)
{
newvalues[k] = element.values[k];
}
else
{
newvalues[k] = this.values[element.values[k]];
}
}
return new Element(newvalues);
}
