public void PopulationChangeParameterTest()
{
BirthControl birthControl = new BirthControl();
Should.Throw <ArgumentNullException>(() => { birthControl.PopulationFlow(null, null); }).Message.ShouldContain("calendar");
Should.Throw <ArgumentNullException>(() => { birthControl.PopulationFlow(new Calendar(), null); }).Message.ShouldContain("province");
}
public void PopulationChangeTest()
{
Population startPopulation = new Population().Add(1000);
BirthControl birthControl = new BirthControl();
Calendar calendar = new Calendar();
Province province = new Province();
province.Add(startPopulation);
Population populationFlow = new Population();
for (int i = 0; i < 12; i++)
{
calendar.Add(1);
populationFlow = populationFlow.Add(birthControl.PopulationFlow(calendar, province));
}
populationFlow.Adults.ShouldBeGreaterThan(0);
populationFlow.Adults.ShouldBeLessThan(startPopulation.Adults);
}
