--- id: pom title: "Page Object Models" --- Large test suites can be structured to optimize ease of authoring and maintenance. Page object models are one such approach to structure your test suite. ## Introduction A page object represents a part of your web application. An e-commerce web application might have a home page, a listings page and a checkout page. Each of them can be represented by page object models. Page objects **simplify authoring**. They create a higher-level API which suits your application. Page objects **simplify maintenance**. They capture element selectors in one place and create reusable code to avoid repetition. ## Implementation Page object models wrap over a Playwright [Page]. ```js // models/Search.js class SearchPage { /** * @param {import('playwright').Page} page */ constructor(page) { this.page = page; this.searchTermInput = page.locator('[aria-label="Enter your search term"]'); } async navigate() { await this.page.goto('https://bing.com'); } async search(text) { await this.searchTermInput.fill(text); await this.searchTermInput.press('Enter'); } } module.exports = { SearchPage }; ``` ```java // models/SearchPage.java package models; import com.microsoft.playwright; public class SearchPage { private final Page page; private final Locator searchTermInput; public SearchPage(Page page) { this.page = page; this.searchTermInput = page.locator("[aria-label='Enter your search term']"); } public void navigate() { page.navigate("https://bing.com"); } public void search(String text) { searchTermInput.fill(text); searchTermInput.press("Enter"); } } ``` ```python async # models/search.py class SearchPage: def __init__(self, page): self.page = page self.search_term_input = page.locator('[aria-label="Enter your search term"]') async def navigate(self): await self.page.goto("https://bing.com") async def search(self, text): await self.search_term_input.fill(text) await self.search_term_input.press("Enter") ``` ```python sync # models/search.py class SearchPage: def __init__(self, page): self.page = page self.search_term_input = page.locator('[aria-label="Enter your search term"]') def navigate(self): self.page.goto("https://bing.com") def search(self, text): self.search_term_input.fill(text) self.search_term_input.press("Enter") ``` ```csharp using System.Threading.Tasks; using Microsoft.Playwright; namespace BigEcommerceApp.Tests.Models; public class SearchPage { private readonly IPage _page; private readonly ILocator _searchTermInput; public SearchPage(IPage page) { _page = page; _searchTermInput = page.Locator("[aria-label='Enter your search term']"); } public async Task Goto() { await _page.GotoAsync("https://bing.com"); } public async Task Search(string text) { await _searchTermInput.FillAsync(text); await _searchTermInput.PressAsync("Enter"); } } ``` Page objects can then be used inside a test. ```js // search.spec.js const { SearchPage } = require('./models/Search'); // In the test const page = await browser.newPage(); const searchPage = new SearchPage(page); await searchPage.navigate(); await searchPage.search('search query'); ``` ```java import models.SearchPage; import com.microsoft.playwright.*; ... // In the test Page page = browser.newPage(); SearchPage searchPage = new SearchPage(page); searchPage.navigate(); searchPage.search("search query"); ``` ```python async # test_search.py from models.search import SearchPage # in the test page = await browser.new_page() search_page = SearchPage(page) await search_page.navigate() await search_page.search("search query") ``` ```python sync # test_search.py from models.search import SearchPage # in the test page = browser.new_page() search_page = SearchPage(page) search_page.navigate() search_page.search("search query") ``` ```csharp using BigEcommerceApp.Tests.Models; // in the test var page = new SearchPage(await browser.NewPageAsync()); await page.Goto(); await page.Search("search query"); ``` ### API reference - [Page]