public void WhenParamIsNullResultNull()
{
var recommender = new Recommender(strngr);
var comments = recommender.CommentsTo(null);
Assert.IsNull(comments);
}
public void WhenParamIsInvalidResultExeption()
{
var recommender = new Recommender(strngr);
var prod = new Good()
{
};
Assert.Catch <NullReferenceException>(() => recommender.CommentsTo(product: prod));
}
public void WhenParamIsNotNullResultOK()
{
var recommender = new Recommender(strngr);
var prod = new Good()
{
Product = new Preparation(), Supplier = new Supplier()
};
var comments = recommender.CommentsTo(product: prod);
Assert.NotNull(comments);
}