public void AddCompetition_Count_Should_Increase() { //Arrange var olympics = new Olympics(); //Act olympics.AddCompetition(1, "SoftUniada", 500); olympics.AddCompetition(2, "CodeWizard", 600); olympics.AddCompetition(3, "Programming Basics", 100); olympics.AddCompetition(4, "CSharpForDummies", 20); int expectedCount = 4; int actualCount = olympics.CompetitionsCount(); //Assert Assert.AreEqual(expectedCount, actualCount); }