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@qawolf/pom

@qawolf/pom is a TypeScript toolkit for building Page Object Models (POMs) on top of Playwright: base classes for page objects, a central registry that lets page objects construct one another without circular imports, and automatic popup and route-hook installation.

It is built for and maintained as part of the QA Wolf platform, and it is the foundation the POMs in QA Wolf workspaces are generated against. The core page-object building blocks work with any Playwright setup, while some features integrate directly with the QA Wolf platform (see Platform integration below).

To learn more about how to use @qawolf/pom, check out the API Reference and Documentation.

Requirements

  • Node.js >=22.22.0 <25
  • Playwright 1.58.2 (peer dependency)

Install

npm install @qawolf/pom

Usage

Define a page object by extending BasePageObject, keeping selectors in a private locators getter and constructing sibling page objects with this.create(...).

import { BasePageObject } from "@qawolf/pom";

export class LoginPage extends BasePageObject {
  private get locators() {
    return {
      email: this.page.getByLabel("Email"),
      submit: this.page.getByRole("button", { name: "Sign in" }),
    } as const;
  }

  async signIn(email: string) {
    await this.locators.email.fill(email);
    await this.locators.submit.click();
    return this.create("DashboardPage");
  }
}

Register every page object once — importing the registration module for its side effects before constructing any page object — then build one for a Playwright page.

import { createPage, registerPage } from "@qawolf/pom";

registerPage("LoginPage", () => import("./pages/login-page.js"));

const loginPage = await createPage("LoginPage", page);

Platform integration

@qawolf/pom is designed to run on the QA Wolf platform, and a few of its features talk to that platform directly:

  • EntryPointPageObject launches the browser through @qawolf/flows in a QA Wolf run context.
  • Cleanup reporting (reportCleanupFailure) posts cleanup failures to the QA Wolf automation API when a run is active.
  • callPlatformAPI calls the QA Wolf platform tRPC API and requires a QAW_TOKEN.

These features read their configuration from the environment provided by a QA Wolf run, including:

Variable Purpose
QAW_TOKEN Auth token for QA Wolf platform API calls (callPlatformAPI).
DEFAULT_URL Default URL used by EntryPointPageObject.goto().
AUTH_USERNAME, AUTH_PASSWORD Optional HTTP basic-auth credentials applied at browser launch.
QAWOLF_RUN_ID, QAWOLF_SUITE_ID, QAWOLF_TEAM_ID, QAWOLF_WORKFLOW_ID Run metadata attached to cleanup failure reports.

The core building blocks — BasePageObject, SubPageObject, the page registry (registerPage / createPage), popup and route hooks, and the network monitor — do not require the QA Wolf platform and can be used with any Playwright project.

License

MIT © QA Wolf Inc.

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