public void ReviewersThatHaveReviewedUniqueTitlesShouldNotBeSimilar()
 {
     var r1 = ReviewerBuilder.BuildReviewer1();
     var r2 = ReviewerBuilder.BuildAReviewerThatReviewedSomethingUnique();
     euclideanDistance = new EuclideanDistance(r1, r2);
     Assert.AreEqual(0, euclideanDistance.Score());
 }
 public void ReviewersThatHaveTheSameTasteShouldHaveAPerfectScore()
 {
     var r1 = ReviewerBuilder.BuildReviewer1();
     euclideanDistance = new EuclideanDistance(r1, r1);
     Assert.AreEqual(1.0, euclideanDistance.Score());
 }