public void WhenLowYearPoorCountIsZeroValueIsZero()
{
var ratio = new PovertyPersistenceRatio("XXX", 1999, 2000, 0, 0);
Assert.AreEqual(0d, ratio.PermanenceProbability, double.Epsilon);
}
public void WhenLowYearIsNotLessThanHighYearABusinessExceptionIsThrown()
{
var ratio = new PovertyPersistenceRatio(country, 2000, 2000, lowYearCount, highYearCount);
}
public void WhenHighYearStillPoorCountIsGreaterThanLowYearPoorCountABusinessExceptionIsThrown()
{
var ratio = new PovertyPersistenceRatio(country, 1999, 2000, 1000, 1001);
}
public void WhenLowYearCountIsNegativeABusinessExceptionIsThrown()
{
var ratio = new PovertyPersistenceRatio(country, lowYear, highYear, -1, -1);
}
public void SetUp()
{
ratio = new PovertyPersistenceRatio(country, lowYear, highYear, lowYearCount, highYearCount);
}
