public void UpdateShouldCalculateCorrectAverageTwoValues()
{
var host = new AverageCalc();
host.Update(456);
host.Update(195);
Assert.That(host.Average, Is.EqualTo(325.5), "Incorrect Average Calculation for a two updates");
}
public void UpdateShouldCalculateCorrectAverageSingleValue()
{
var host = new AverageCalc();
host.Update(456);
Assert.That(host.Average, Is.EqualTo(456), "Incorrect Average Calculation for a single update");
}
public void UpdateShouldCalculateCorrectAverageTenValues()
{
var host = new AverageCalc();
for (var i = 1; i <= 10; i++)
{
host.Update(i);
}
Assert.That(host.Average, Is.EqualTo(5.5), "Incorrect Average Calculation for a two updates");
}
private static void UpdateWithRandoms(AverageCalc host, int numberOfElements, int maxRange)
{
double sum = 0;
for (var i = 0; i < numberOfElements; i++)
{
var val = GetRandomNumber(0, maxRange);
host.Update(val);
sum += val;
}
var actual = sum / numberOfElements;
Assert.That(host.Average, Is.EqualTo(actual), "Incorrect Average Calculation");
}