public void UpdateAdultBodyMass_OriginalObjectNotMutated()
{
decimal originalMass = _original.AdultBodymass;
var updated = DogProfileHelpers.UpdateAdultBodyMass(_original, 100);
Assert.AreEqual(originalMass, _original.AdultBodymass);
}
public void UpdateAdultBodyMass_OtherValuesUnaffected()
{
var updated = DogProfileHelpers.UpdateAdultBodyMass(_original, 100);
Assert.AreEqual(_original.AgeAtDeath, updated.AgeAtDeath);
Assert.AreEqual(_original.Sex, updated.Sex);
Assert.AreEqual(_original.Breed, updated.Breed);
Assert.AreEqual(_original.HouseholdIncome, updated.HouseholdIncome);
}
public void UpdateAdultBodyMass_CorrectlyUpdatesValue()
{
var updated = DogProfileHelpers.UpdateAdultBodyMass(_original, 100);
Assert.AreEqual(100, updated.AdultBodymass);
}
public void NormaliseMasses_AllAgesAreSameValue_NormaliseToHalf()
{
var result = _data.Select(x => DogProfileHelpers.UpdateAdultBodyMass(x, 2m)).NormaliseMasses();
Assert.IsTrue(result.All(x => x.AdultBodymass == 0.5m));
}
