Best JavaScript code snippet using best
dropdown.spec.js
Source:dropdown.spec.js  
1import { createElement } from 'lwc';2import Dropdown from 'component/dropdown';3describe('component-dropdown', () => {4    afterEach(() => {5        // The jsdom instance is shared across test cases in a single file so reset the DOM6        while (document.body.firstChild) {7            document.body.removeChild(document.body.firstChild);8        }9    });10    it('display correct text and data-index with one selected item', () => {11        const selectedItem = {12            title: 'First Selected Item',13            id: 'item-one',14        };15        const items = [16            selectedItem,17            {18                title: 'Second Item',19                id: 'item-two',20            },21            {22                title: 'Third Item',23                id: 'item-three',24            },25        ];26        const element = createElement('component-dropdown', { is: Dropdown });27        element.options = {28            multiple: false,29            items,30            selectedItems: [selectedItem],31        };32        document.body.appendChild(element);33        return Promise.resolve().then(() => {34            expect(element).toMatchSnapshot();35            const selectedItemElement = element.shadowRoot.querySelector('.selected-item');36            expect(selectedItemElement.textContent).toBe(selectedItem.title);37            expect(parseInt(selectedItemElement.dataset.index, 10)).toBe(0);38        });39    });40    it('displays no selected items when none are provided', () => {41        const items = [42            {43                title: 'First Selected Item',44                id: 'item-one',45            },46            {47                title: 'Second Item',48                id: 'item-two',49            },50            {51                title: 'Third Item',52                id: 'item-three',53            },54        ];55        const element = createElement('component-dropdown', { is: Dropdown });56        element.options = {57            multiple: false,58            items,59            selectedItems: [],60        };61        document.body.appendChild(element);62        return Promise.resolve().then(() => {63            expect(element).toMatchSnapshot();64            const allSelectedItemElements = element.shadowRoot.querySelectorAll('.selected-item');65            expect(allSelectedItemElements).toHaveLength(0);66        });67    });68    it('displays no items when none are provided', () => {69        const element = createElement('component-dropdown', { is: Dropdown });70        element.options = {71            multiple: false,72            items: [],73            selectedItems: [],74        };75        document.body.appendChild(element);76        return Promise.resolve().then(() => {77            expect(element).toMatchSnapshot();78            const allItemElements = element.shadowRoot.querySelectorAll('.item');79            expect(allItemElements).toHaveLength(0);80        });81    });82    it('displays items in correct order', () => {83        const items = [84            {85                title: 'First Selected Item',86                id: 'item-one',87            },88            {89                title: 'Second Item',90                id: 'item-two',91            },92            {93                title: 'Third Item',94                id: 'item-three',95            },96        ];97        const element = createElement('component-dropdown', { is: Dropdown });98        element.options = {99            multiple: false,100            items,101            selectedItems: [],102        };103        document.body.appendChild(element);104        return Promise.resolve().then(() => {105            expect(element).toMatchSnapshot();106            const allItemElements = element.shadowRoot.querySelectorAll('.item');107            expect(allItemElements).toHaveLength(items.length);108            items.forEach((item, index) => {109                const itemElement = allItemElements[index];110                expect(itemElement.textContent).toBe(item.title);111                expect(parseInt(itemElement.dataset.index, 10)).toBe(index);112            });113        });114    });115    it('fires selection event when item is clicked', () => {116        const items = [117            {118                title: 'First Selected Item',119                id: 'item-one',120            },121            {122                title: 'Second Item',123                id: 'item-two',124            },125            {126                title: 'Third Item',127                id: 'item-three',128            },129        ];130        const element = createElement('component-dropdown', { is: Dropdown });131        element.options = {132            multiple: false,133            items,134            selectedItems: [],135        };136        const evtListenerMock = jest.fn();137        element.addEventListener('selection', evtListenerMock);138        document.body.appendChild(element);139        return Promise.resolve().then(() => {140            const itemElement = element.shadowRoot.querySelector('.item');141            itemElement.click();142            expect(evtListenerMock).toHaveBeenCalledTimes(1);143        });144    });...eventsscript.js
Source:eventsscript.js  
1/**2 * Created by snake on 9/1/2017.3 */4// Run once time when loading.....5function Regroup(currentDay, Elements) {6    for (var i = Elements.length; i--;) {7        var itemId = Elements[i].id;8        var a = moment(itemId, 'YYYY-MM-DD');9        var b = moment(currentDay, 'YYYY-MM-DD');10        var sameWeek = b.diff(a, 'week');11        var diffDay = b.diff(a, 'days');12        if (regroupElement.hasOwnProperty(sameWeek)) {13            regroupElement[sameWeek].push(itemId);14        }15        else {16            regroupElement[sameWeek] = [itemId];17        }18        if (Math.abs(diffDay) >= 7)19            Elements.splice(i, 1);20    }21    newElements = Elements;22    AllItemElements = $("#event_items .row-margin-1");23}24// Reality Filter25function realFilter() {26    hideweekNav();27    searchInput = document.getElementById("searchBar");28    filter = searchInput.value.toLowerCase();29    var eventsItemsElements = $("#event_items .row-margin-1");30    eventsItemsElements.hide();31    for (var i = eventsItemsElements.length; i--;) {32        var eventsItemContentDiv = eventsItemsElements[i].children[1].children[0].children[1];33        var eventsItemTitle = eventsItemContentDiv.children[0].innerText.toLowerCase().replace(/\s+/g, "");34        // search tag in event title.35        if (eventsItemTitle.indexOf(filter) > -1) {36            console.log('event')37        }38        else {39            eventsItemsElements.splice(i, 1);40        }41    }42    if (eventsItemsElements.length !== 0)43        eventsPage(eventsItemsElements);44}45function showElements() {46    console.log(weekCount);47    if (regroupElement.hasOwnProperty(weekCount)) {48        $("#weekNone").hide();49        for (var i = 0; i < regroupElement[weekCount].length; i++) {50            $("#" + regroupElement[weekCount][i]).show();51        }52    }53    else {54        $("#weekNone").show();55    }56}57function hideElements() {58    console.log(weekCount);59    if (regroupElement.hasOwnProperty(weekCount)) {60        for (var i = 0; i < regroupElement[weekCount].length; i++) {61            $("#" + regroupElement[weekCount][i]).hide();62        }63    }64}65function showweekNav() {66    $("#weekEvent").show();67    $("#allEvent").hide();68}69function hideweekNav() {70    $("#weekEvent").hide();71    $("#allEvent").show();72}73// when click previous week.74function previous_week() {75    console.log('previous_week');76    showweekNav();77    hideElements();78    weekCount++;79    showElements();80}81// when click next week.82function next_week() {83    console.log('next_week');84    showweekNav();85    hideElements();86    weekCount--;87    showElements();88}89// when click new event.90function newEvent() {91    console.log('newEvent');92    hideweekNav();93    hideElements();94    eventsPage(newElements);95}96// when click featuredEvent97function featuredEvent() {98    console.log('featuredEvent');99    hideweekNav();100    hideElements();101}102// when click allEvent103function allEvent() {104    console.log('allEvent');105    hideElements();106    hideweekNav();107    eventsPage(AllItemElements);108}109// paginate contents.110function eventsPage(eventItemsElements) {111    var perPage = 5;112    AllItemElements.hide();113    eventItemsElements.slice(0, perPage).show();  // First 5 items show.114    $(".pagination-page").pagination({115        items: eventItemsElements.length,116        itemsOnPage: perPage,117        cssStyle: "light-theme",118        onPageClick: function (pageNumber) {119            var showFrom = perPage * (pageNumber - 1);120            var showTo = showFrom + perPage;121            eventItemsElements.hide().slice(showFrom, showTo).show();122        }123    });...Using AI Code Generation
1var bestBuy = new BestBuy();2var allItems = bestBuy.allItemElements();3for (var i = 0; i < allItems.length; i++) {4    console.log(allItems[i].name);5}6function BestBuy() {7    this.allItemElements = function() {8    }9}10var bestBuy = new BestBuy();11var allItems = bestBuy.allItemElements();12for (var i = 0; i < allItems.length; i++) {13    console.log(allItems[i].name);14}15function BestBuy() {16    this.allItemElements = function() {17    }18}19var bestBuy = new BestBuy();20var allItems = bestBuy.allItemElements();21for (var i = 0; i < allItems.length; i++) {22    console.log(allItems[i].name);23}24function BestBuy() {25    this.allItemElements = function() {26    }27}28var bestBuy = new BestBuy();29var allItems = bestBuy.allItemElements();30for (var i = 0; i < allItems.length; i++) {31    console.log(allItems[i].name);32}33function BestBuy() {34    this.allItemElements = function() {35    }36}37var bestBuy = new BestBuy();38var allItems = bestBuy.allItemElements();39for (var i = 0; i < allItems.length; i++) {40    console.log(allItems[i].name);41}42function BestBuy() {Using AI Code Generation
1const BestBuy = require('./bestbuy.js');2const bestBuy = new BestBuy();3bestBuy.allItemElements()4  .then((data) => {5    console.log(data);6  })7  .catch((error) => {8    console.log(error);9  });10const request = require('request-promise');11const cheerio = require('cheerio');12class BestBuy {13  constructor() {14    this.url = url;15  }16  allItemElements() {17    return new Promise((resolve, reject) => {18      request(this.url)19        .then((body) => {20          const $ = cheerio.load(body);21          const itemElements = $('.product-item');22          resolve(itemElements);23        })24        .catch((error) => {25          reject(error);26        });27    });28  }29}30module.exports = BestBuy;31const BestBuy = require('./bestbuy.js');32const bestBuy = new BestBuy();33bestBuy.allItemElements()34  .then((data) => {35    const itemElements = data;36    itemElements.each((index, element) => {37      const $ = cheerio.load(element);38      const itemName = $('.product-title').text();39      const itemPrice = $('.price').text();40      const itemUrl = $('.product-title').attr('href');41      const itemImageUrl = $('.product-image').attr('src');42      console.log(itemName);43      console.log(itemPrice);44      console.log(itemUrl);45      console.log(itemImageUrl);46    });47  })48  .catch((error) => {49    console.log(error);50  });Using AI Code Generation
1var BestBuy = require('./BestBuy.js');2var bestBuy = new BestBuy();3var allItems = bestBuy.allItemElements();4console.log(allItems);5var BestBuy = function() {6    this.allItemElements = function() {7        return allItems;8    }9}10module.exports = BestBuy;11var BestBuy = function() {12    this.allItemElements = function() {13        return allItems;14    }15}16module.exports = BestBuy;17var BestBuy = require('./BestBuy.js');18var bestBuy = new BestBuy();19var allItems = bestBuy.allItemElements();20console.log(allItems);21var BestBuy = function() {22    this.allItemElements = function() {23        return allItems;24    }25}26module.exports = BestBuy;Using AI Code Generation
1var bestbuy = new BestBuy();2var items = bestbuy.allItemElements();3for (var i = 0; i < items.length; i++) {4    console.log(items[i]);5}6{ sku: '9999999',7  attributes: [ { name: 'Manufacturer', value: 'Best Buy' },8    { name: 'Model', value: 'Best Buy' },9    { name: 'Color', value: 'Black' },10    { name: 'Condition', value: 'New' },11    { name: 'Warranty', value: '1 Year' },12    { name: 'Features', value: 'Best Buy' },13    { name: 'Product Type', value: 'Best Buy' },14    { name: 'Product Name', value: 'Best Buy' },15    { name: 'Product Line', value: 'Best Buy' },16    { name: 'Brand', value: 'Best Buy' },17    { name: 'Manufacturer Part Number', value: 'Best Buy' },18    { name: 'Product Model', value: 'Best Buy' },19    { name: 'Product Family', value: 'Best Buy' },20    { name: 'Product Name', value: 'Best Buy' },21    { name: 'Product Line', value: 'Best Buy' },22    { name: 'Brand', value: 'Best Buy' },23    { name: 'Manufacturer Part Number', value: 'Best Buy' },24    { name: 'ProductUsing AI Code Generation
1var BestBuy = require('./BestBuy.js');2var bb = new BestBuy();3bb.allItemElements('sku,name,customerReviewAverage,manufacturer');4bb.allItemElements('sku,name,customerReviewAverage,manufacturer').then(function(result){5    console.log(result);6});Using AI Code Generation
1var BestBuySearch = require('./BestBuySearch.js');2var search = new BestBuySearch();3search.allItemElements(function(err,items){4});5function BestBuySearch(){6}7BestBuySearch.prototype.allItemElements = function(callback){8}Using AI Code Generation
1const BestBuy = require('./bestBuy.js');2const bestBuy = new BestBuy();3const allItems = bestBuy.allItemElements();4for (let item of allItems) {5  console.log(item);6}7const item = bestBuy.getItemElement('12345');8console.log(item);9const newItem = bestBuy.addItemElement({10});11console.log(newItem);12const updatedItem = bestBuy.updateItemElement('12345', {13});14console.log(updatedItem);15const deletedItem = bestBuy.deleteItemElement('12345');16console.log(deletedItem);17const allItems = bestBuy.allItemElements();18for (let item of allItems) {19  console.log(item);20}21class BestBuy {22  constructor() {23    this.items = [];24  }25  allItemElements() {26    return this.items;27  }28  getItemElement(id) {29    return this.items.find((item) => item.id === id);30  }31  addItemElement(item) {32    this.items.push(item);33    return item;34  }35  updateItemElement(id, item) {36    const index = this.items.findIndex((item) => item.id === id);37    this.items[index] = { id, ...item };38    return this.items[index];39  }40  deleteItemElement(id) {41    const index = this.items.findIndex((item) => itemUsing AI Code Generation
1var BestBuy = require('bestbuy');2var bb = new BestBuy('your-api-key-here');3bb.allItemElements(function(err, data) {4  console.log(data);5});6var BestBuy = require('bestbuy');7var bb = new BestBuy('your-api-key-here');8bb.allItemElements(function(err, data) {9  console.log(data);10});11var BestBuy = require('bestbuy');12var bb = new BestBuy('your-api-key-here');13bb.allItemElements(function(err, data) {14  console.log(data);15});16var BestBuy = require('bestbuy');17var bb = new BestBuy('your-api-key-here');18bb.allItemElements(function(err, data) {19  console.log(data);20});21var BestBuy = require('bestbuy');22var bb = new BestBuy('your-api-key-here');23bb.allItemElements(function(err, data) {24  console.log(data);25});26var BestBuy = require('bestbuy');27var bb = new BestBuy('your-api-key-here');28bb.allItemElements(function(err, data) {29  console.log(data);30});31var BestBuy = require('bestbuy');32var bb = new BestBuy('your-api-key-here');33bb.allItemElements(function(err, data) {Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.
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