public void TestUlamSpiralGetStartLocationOK()
{
UlamSpiral spiral = null;
int[] location = null;
spiral = new UlamSpiral(81);
int[] centerLocation = spiral.GetCenterLocation();
location = spiral.GetStartLocation(0);
Assert.AreEqual(location[0], centerLocation[0]); // x
Assert.AreEqual(location[1], centerLocation[1]); // y
location = spiral.GetStartLocation(1);
Assert.AreEqual(location[0], centerLocation[0] + 1); // x
Assert.AreEqual(location[1], centerLocation[1]); // y
location = spiral.GetStartLocation(2);
Assert.AreEqual(location[0], centerLocation[0] + 2); // x
Assert.AreEqual(location[1], centerLocation[0] + 1); // y
}
public void TestUlamSpiralCycleOK()
{
UlamSpiral spiral = null;
int[] loc = null;
int cycleNumber = 0;
spiral = new UlamSpiral(25);
cycleNumber = 1;
spiral.Cycle(cycleNumber);
loc = spiral.GetStartLocation(cycleNumber);
Assert.AreEqual(2, spiral.Matrix[loc[1], loc[0]]);
spiral = new UlamSpiral(25);
cycleNumber = 2;
spiral.Cycle(cycleNumber);
loc = spiral.GetStartLocation(cycleNumber);
Assert.AreEqual(10, spiral.Matrix[loc[1], loc[0]]);
spiral = new UlamSpiral(49);
cycleNumber = 3;
spiral.Cycle(cycleNumber);
loc = spiral.GetStartLocation(cycleNumber);
Assert.AreEqual(26, spiral.Matrix[loc[1], loc[0]]);
}