public void HasMultipleFloors(string apartmentHtmlNodeLiteral, bool expectedResult)
        {
            // Arrange
            var apartmentNode = HtmlNode.CreateNode(apartmentHtmlNodeLiteral);
            var htmlHandler   = new PageHandler(new HtmlParser(new HtmlWeb()));

            // Act
            var actualResult = htmlHandler.HasMultipleFloors(apartmentNode);

            // Assert
            Assert.Equal(expectedResult, actualResult);
        }