public async Task AllQuizzes_WithNoData_ShouldReturnEmptyList() { var options = new DbContextOptionsBuilder <QuizaldoDbContext>() .UseInMemoryDatabase(databaseName: Guid.NewGuid().ToString()) .Options; var context = new QuizaldoDbContext(options); var quizService = new QuizService(context, mapper, notificationService, achievementService); var result = await quizService.AllQuizzes(); Assert.True(result.Count() == 0); }