import { Locator, Page } from '@playwright/test'; type ResponseSelector = (json: any) => boolean; export default abstract class BasePage { readonly rootPage: Page; abstract get(args?: any): Locator; constructor(rootPage: Page) { this.rootPage = rootPage; } async verifyToast({ message }: { message: string }) { await this.rootPage.locator('.ant-message .ant-message-notice-content', { hasText: message }).last().isVisible(); } async waitForResponse({ // Playwright action that triggers the request i.e locatorSomething.click() uiAction, httpMethodsToMatch = [], requestUrlPathToMatch, // A function that takes the response body and returns true if the response is the one we are looking for responseJsonMatcher, }: { uiAction: () => Promise; requestUrlPathToMatch: string; httpMethodsToMatch?: string[]; responseJsonMatcher?: ResponseSelector; }) { const [res] = await Promise.all([ this.rootPage.waitForResponse( res => res.url().includes(requestUrlPathToMatch) && res.status() === 200 && httpMethodsToMatch.includes(res.request().method()) ), uiAction(), ]); // handle JSON matcher if provided let isResJsonMatched = true; if (responseJsonMatcher) { try { isResJsonMatched = responseJsonMatcher(res.json()); } catch { isResJsonMatched = false; } } return isResJsonMatched; } async attachFile({ filePickUIAction, filePath }: { filePickUIAction: Promise; filePath: string[] }) { const [fileChooser] = await Promise.all([ // It is important to call waitForEvent before click to set up waiting. this.rootPage.waitForEvent('filechooser'), // Opens the file chooser. filePickUIAction, ]); await fileChooser.setFiles(filePath); } async downloadAndGetFile({ downloadUIAction }: { downloadUIAction: Promise }) { const [download] = await Promise.all([ // It is important to call waitForEvent before click to set up waiting. this.rootPage.waitForEvent('download'), // Triggers the download. downloadUIAction, ]); // wait for download to complete if (await download.failure()) { throw new Error('Download failed'); } const file = await download.createReadStream(); const data = await new Promise((resolve, reject) => { let data = ''; file?.on('data', chunk => (data += chunk)); file?.on('end', () => resolve(data)); file?.on('error', reject); }); return data as any; } async getClipboardText() { return await this.rootPage.evaluate(() => navigator.clipboard.readText()); } async os() { return await this.rootPage.evaluate(() => navigator.platform); } async isMacOs() { return (await this.os()).includes('Mac'); } }