public void AverageForNoReviewsIsZero()
{
var reviewStore = new ReviewStore();
var m = new Movie("The Abyss");
Assert.Zero(reviewStore.CalculateAverageFor(m));
}
public void AverageForOneReviewIsValue()
{
var reviewStore = new ReviewStore();
var m = new Movie("The Abyss");
var review = new Review
{
Rating = 3
};
reviewStore.LeaveReviewFor(m, review);
Assert.AreEqual(3, reviewStore.CalculateAverageFor(m));
}
public void AverageForTwoReviewsIsMean()
{
var reviewStore = new ReviewStore();
var m = new Movie("The Abyss");
var review = new Review
{
Rating = 3
};
var review2 = new Review
{
Rating = 4
};
reviewStore.LeaveReviewFor(m, review);
reviewStore.LeaveReviewFor(m, review2);
Assert.AreEqual(3.5, reviewStore.CalculateAverageFor(m));
}
