public void StartAndEndYearShouldFailWhenTimeSeriesEmpty()
{
var timeSeriesData = new TimeSeriesData <AnnualDecimal>();
Assert.That(timeSeriesData.IsNotEmpty(), Is.False);
Assert.Throws <InvalidOperationException>(() => timeSeriesData.StartYear());
Assert.Throws <InvalidOperationException>(() => timeSeriesData.EndYear());
Assert.Throws <InvalidOperationException>(() => timeSeriesData.StartYearOfNonZeroValue());
Assert.Throws <InvalidOperationException>(() => timeSeriesData.EndYearOfNonZeroValue());
}
public void HasZeroValues()
{
var timeSeriesData = new TimeSeriesData <AnnualDecimal>();
timeSeriesData.Add(new AnnualDecimal(10, 0));
timeSeriesData.Add(new AnnualDecimal(20, 0));
Assert.That(timeSeriesData.HasNonNullValues(), Is.True);
Assert.That(timeSeriesData.HasNonZeroValues(), Is.False);
Assert.That(timeSeriesData.StartYear(), Is.EqualTo(10));
Assert.That(timeSeriesData.EndYear(), Is.EqualTo(20));
}
public void StartAndEndYearShouldFailWhenTimeSeriesIsAllZero()
{
var timeSeriesData = new TimeSeriesData <AnnualDecimal>();
timeSeriesData.Add(new AnnualDecimal(10, 0));
timeSeriesData.Add(new AnnualDecimal(20, 0));
Assert.That(timeSeriesData.IsNotEmpty(), Is.True);
Assert.That(timeSeriesData.StartYear(), Is.EqualTo(10));
Assert.That(timeSeriesData.EndYear(), Is.EqualTo(20));
Assert.Throws <InvalidOperationException>(() => timeSeriesData.StartYearOfNonZeroValue());
Assert.Throws <InvalidOperationException>(() => timeSeriesData.EndYearOfNonZeroValue());
}
public void ShouldOnlyTrimTheStart()
{
var timeSeriesData = new TimeSeriesData <AnnualDecimal>();
timeSeriesData.AddRange(new[]
{
new AnnualDecimal(10, null),
new AnnualDecimal(11, null),
new AnnualDecimal(12, 12),
new AnnualDecimal(13, 13),
new AnnualDecimal(14, null),
new AnnualDecimal(15, null)
});
timeSeriesData.TrimNullDataFromTheStart();
Assert.That(timeSeriesData.Count, Is.EqualTo(4));
Assert.That(timeSeriesData.GetYear(timeSeriesData.StartYear()), Is.EqualTo(new AnnualDecimal(12, 12)));
Assert.That(timeSeriesData.GetYear(timeSeriesData.EndYear()), Is.EqualTo(new AnnualDecimal(15, null)));
}
public void ShouldNotRemoveNullValuesFromTheMiddle()
{
var timeSeriesData = new TimeSeriesData <AnnualDecimal>();
timeSeriesData.AddRange(new[]
{
new AnnualDecimal(10, 10),
new AnnualDecimal(11, null),
new AnnualDecimal(12, null),
new AnnualDecimal(13, null),
new AnnualDecimal(14, null),
new AnnualDecimal(15, 15)
});
timeSeriesData.TrimNullData();
Assert.That(timeSeriesData.Count, Is.EqualTo(6));
Assert.That(timeSeriesData.GetYear(timeSeriesData.StartYear()), Is.EqualTo(new AnnualDecimal(10, 10)));
Assert.That(timeSeriesData.GetYear(timeSeriesData.EndYear()), Is.EqualTo(new AnnualDecimal(15, 15)));
}
public void TrimmedNonNullDataWillReturnTheSameTimeSeries()
{
var timeSeriesData = new TimeSeriesData <AnnualDecimal>();
timeSeriesData.AddRange(new[]
{
new AnnualDecimal(10, 10),
new AnnualDecimal(11, 11),
new AnnualDecimal(12, 12),
new AnnualDecimal(13, 13),
new AnnualDecimal(14, 14),
new AnnualDecimal(15, 15)
});
timeSeriesData.TrimNullData();
Assert.That(timeSeriesData.Count, Is.EqualTo(6));
Assert.That(timeSeriesData.GetYear(timeSeriesData.StartYear()), Is.EqualTo(new AnnualDecimal(10, 10)));
Assert.That(timeSeriesData.GetYear(timeSeriesData.EndYear()), Is.EqualTo(new AnnualDecimal(15, 15)));
}