penpot/frontend/playwright/ui/pages/WasmWorkspacePage.js

import { expect } from "@playwright/test";
import { WorkspacePage } from "./WorkspacePage";

export class WasmWorkspacePage extends WorkspacePage {
  static async init(page) {
    await super.init(page);
    await WorkspacePage.mockConfigFlags(page, [
      "enable-feature-render-wasm",
      "enable-render-wasm-dpr",
    ]);

    await page.addInitScript(() => {
      document.addEventListener("wasm:set-objects-finished", () => {
        window.wasmSetObjectsFinished = true;
      });
    });
  }

  constructor(page) {
    super(page);
    this.canvas = page.getByTestId("canvas-wasm-shapes");
  }

  async waitForFirstRender() {
    await expect(this.pageName).toHaveText("Page 1");
    await this.canvas.waitFor({ state: "visible" });
    await this.page.waitForFunction(() => {
      return window.wasmSetObjectsFinished;
    });
  }
}