public void DifficultyController_UpdatePlayerTracker()
{
DifficultyController dc = new DifficultyController(validStrings[0].Item1);
Assert.AreEqual(1.1, dc.GetPlayerStatus(), "Player status should be 1.1");
Assert.AreEqual(0, dc.GetEndLocationChance(), "Should be no chance of end location");
Assert.AreEqual(0.9d, dc.GetEventModifier(), 0.0001, "Event modifier should be 0.9");
Assert.AreEqual(0, dc.GetPlayerStatusTracker().Count, "Status tracker should be empty");
Assert.IsTrue(40 / 100 <= dc.GetEventChance() && dc.GetEventChance() <= 80 / 100, "Event chance should be between 40% and 80%");
dc.UpdateStatusTracker();
Assert.AreEqual(1, dc.GetPlayerStatusTracker().Count, "Status tracker should contain 1 value");
int statsSum = 300;
double invValue = 0.125;
double newStatus = (double)statsSum / 400 + invValue;
double current = dc.GetPlayerStatus();
double expected = 0.75d * current + (1 - 0.75d) * newStatus;
dc.UpdatePlayerStatus(statsSum, invValue);
Assert.AreEqual(expected, dc.GetPlayerStatus(), "Player status should be the same as expected");
statsSum = 320;
invValue = 0.1;
newStatus = (double)statsSum / 400 + invValue;
current = dc.GetPlayerStatus();
expected = 0.75d * current + (1 - 0.75d) * newStatus;
dc.UpdatePlayerStatus(statsSum, invValue);
Assert.AreEqual(expected, dc.GetPlayerStatus(), "Player status should be the same as expected");
dc.UpdateStatusTracker();
Assert.AreEqual(2, dc.GetPlayerStatusTracker().Count, "Status tracker should contain 2 values");
}