public void TestAverageAssessmentOfWhetherAverageIsValidOnFirstCoreDataSetObjectUsesUnit()
{
var dataList = new List<CoreDataSet> {
new CoreDataSet{Value = 20, Count = 8, Denominator = 4}
};
var coreDataSetFilter = CoreDataSetFilter(dataList);
var calculator = new WeightedAverageCalculator(coreDataSetFilter, Unit(10));
Assert.IsNotNull(calculator.Average);
}
public void TestAverageMustBeValidOnFirstCoreDataSetObject()
{
var dataList = new List<CoreDataSet> {
new CoreDataSet{Value = -1, Count = 8, Denominator = 4},
new CoreDataSet{Value = 4, Count = 32, Denominator = 8}
};
var coreDataSetFilter = CoreDataSetFilter(dataList);
var calculator = new WeightedAverageCalculator(coreDataSetFilter, Unit(1));
Assert.IsNull(calculator.Average);
}
public void TestAverage()
{
var dataList = new List<CoreDataSet> {
new CoreDataSet{Value = 2, Count = 8, Denominator = 4},
new CoreDataSet{Value = 4, Count = 32, Denominator = 8}
};
var coreDataSetFilter = CoreDataSetFilter(dataList);
var calculator = new WeightedAverageCalculator(coreDataSetFilter, Unit(1));
Assert.AreEqual(Round(3.33333), Round(calculator.Average.Value));
}
public void TestAverageReturnCoreDataSetHasDefaultValues()
{
var denominator = 4;
var count = 8;
var dataList = new List<CoreDataSet> {
new CoreDataSet{Value = 2, Count = count, Denominator = denominator}
};
var coreDataSetFilter = CoreDataSetFilter(dataList);
var average = new WeightedAverageCalculator(coreDataSetFilter, Unit(1)).Average;
Assert.AreEqual(count, average.Count);
Assert.AreEqual(denominator, average.Denominator);
Assert.AreEqual(ValueData.NullValue, average.Denominator2);
Assert.AreEqual(ValueData.NullValue, average.LowerCI);
Assert.AreEqual(ValueData.NullValue, average.UpperCI);
}
public void TestAverageUsesUnit()
{
var dataList = new List<CoreDataSet> {
new CoreDataSet{Value = 20, Count = 8, Denominator = 4}
};
var coreDataSetFilter = CoreDataSetFilter(dataList);
var calculator = new WeightedAverageCalculator(coreDataSetFilter, Unit(10));
Assert.AreEqual(Round(20), Round(calculator.Average.Value));
}
public void TestAverageReturnsNullForEmptyDataList()
{
var coreDataSetFilter = CoreDataSetFilter(new List<CoreDataSet> { });
var calculator = new WeightedAverageCalculator(coreDataSetFilter, Unit(1));
Assert.IsNull(calculator.Average);
}