您好，我是单元测试的新手，我有一个组件可以渲染产品列表并显示这些列表。我在该组件中还有一个功能，可以按价格范围过滤这些产品。我使用了 ReactSlider，它基本上更新了两个状态变量“priceFrom”和“priceTo”，当这些状态变量发生变化时，我触发了一个根据这些价格过滤产品的函数。所以我想在玩笑中测试类似的功能。开玩笑有可能吗？如果是这样，我怎样才能实现这一点，如果不是，我可以采取哪种替代方法来完成该组件的单元测试。谢谢。该组件的代码如下。请注意，在下面的代码中，当 ReactSlider 更新任何值时，filterItem 函数会过滤产品并更新 ui。

import React, { useEffect, useState, useContext } from "react";
import { useParams } from "react-router-dom";
import styles from './productsList.module.css';
import { FontAwesomeIcon } from '@fortawesome/react-fontawesome';
import { faSpinner } from '@fortawesome/free-solid-svg-icons';
import Backdrop from "../../Others/Backdrop/backdrop";
import Modal from '../../Others/Modal/modal';
import ReactPaginate from 'react-paginate';
import ReactSlider from 'react-slider';
import { disableScroll } from "../../Others/HelperFunction/helperFunction";
import { ContextProvider } from "../../Others/AuthContext/authContext";
import './slider.css';

const ProductsList = () => {

    const context = useContext(ContextProvider);

    const productId = useParams().productId;

    const [sidebar, setSidebar] = useState(false);

    const [backdrop, setBackdrop] = useState(false);

    const [products, setProducts] = useState([]);

    const [filteredProducts, setFilteredProducts] = useState([]);

    const [error, setError] = useState(false);

    const [status, setStatus] = useState('');

    const [modal, setModal] = useState(false);

    const [priceFrom, setPriceFrom] = useState(0);

    const [priceTo, setPriceTo] = useState(10000);

    const [itemOffset, setItemOffset] = useState(0);

    const [itemNotFound, setItemNotFound] = useState(false);

    const itemPerPage = 9;

    const endOffset = itemOffset + itemPerPage;

    let pageCount = 0;

    if (filteredProducts.length){
        pageCount = Math.ceil(filteredProducts.length / itemPerPage);
    }

    else {
        pageCount = Math.ceil(products.length / itemPerPage);
    }

    const handlePageClick = (event) => {
        if (filteredProducts.length){
            const newOffset = (event.selected * itemPerPage) % filteredProducts.length;
            setItemOffset(newOffset);
        }
        else {
            const newOffset = (event.selected * itemPerPage) % products.length;
            setItemOffset(newOffset);
        }
    }

    useEffect(() => {
        window.scrollTo(0, 0);
        if (context.data !== undefined){
            const product = context.data[productId] !== undefined ? context.data[productId] : [];
            if (product.length){
                setProducts(product);
                setStatus('success');
            }
            else {
                setStatus('not found');
            }
        }
    }, [context.data] );

    useEffect(() => {
        window.scrollTo(0, 0);
    }, [itemOffset, filteredProducts.length]);

    useEffect(() => {
        if (backdrop){
            disableScroll();
        }
        else {
            window.onscroll = () => {
                
            }
        }
    }, [backdrop])

    let defaultView = Array.from(Array(12).keys()).map(item => {
            return 

            

                
            
            

            

        
    });

    if (products.length){
        if (!itemNotFound && filteredProducts.length){
            defaultView = filteredProducts.slice(itemOffset, endOffset).map(item => {
            return 

                    
                        

                            
                        
                        
{item.name}
                        
৳{item.price}
                    
                
            });
        }
        else if (itemNotFound) {
            defaultView = 

                
Nothing found based on your range
            
        }

        else {
            defaultView = products.slice(itemOffset, endOffset).map(item => {
            return 

                    
                        

                            
                        
                        
{item.name}
                        
৳{item.price}
                    
                
            });
        }
    }
    else if(status === 'not found') {
        defaultView = 

            
Nothing found
        
    }

    const filterItem = () => {
        if (priceFrom && priceTo) {
            const filteredData = products.filter(item => Number(item.price) >= priceFrom && Number(item.price) <= priceTo);
            if (filteredData.length){
                setItemNotFound(false)
                setFilteredProducts(filteredData);
                setSidebar(false);
                setBackdrop(false);
            }
            else {
                setItemNotFound(true);
                setItemOffset(0);
                setSidebar(false);
                setBackdrop(false);
            }
        }
    }

    const resetFilter = () => {
        setPriceFrom(0);
        setPriceTo(1000);
        setFilteredProducts([]);
    }

    const openSidebar = () => {
        if (!sidebar){
            setSidebar(true);
            setBackdrop(true);
        }
    }

    const closeSidebar = () => {
        if (sidebar){
            setSidebar(false);
            setBackdrop(false);
        }
        else {
            setBackdrop(false);
        }
    }

    let displayStatus = 

        
Something went wrong
        
Please try again
         {
            setModal(false);
        }}>Ok
    

    if (status === 'database error'){
        displayStatus = 

            
Database error
            
Please try again or contact the admin
             {
            setError(false);
            setStatus('');
            setModal(false);
        }}>Ok
        
    }

    return (
        <>
        
        
            {displayStatus}
        
        

            

                

                    
Show Sidebar
                
                

                    

                        
Categories
                        

                            
Bracelets
                            
Finger Rings
                            
Ear Rings
                            
Necklace
                            
Toe Ring
                            
Others
                        
                    

                    

                        
Price Range
                         `Thumb value ${state.valueNow}`}
                            renderThumb={(props, state) => 
{state.valueNow}
}
                            minDistance={1}
                            onChange={([v1, v2]) => {
                                setPriceFrom(v1);
                                setPriceTo(v2);
                            }}
                            pearling
                        />
                        Reset
                        = priceTo)}
                                className={styles.filterBtn}
                                onClick={filterItem}>Apply
                    
                

                

                    
{products.length ? products[0].category : null}
                    

                        {defaultView}
                    
                
            

            
        
        
    )
}

export default ProductsList;