@needle-tools/engine/src/engine/tests/test_utils.ts

Needle Engine is a web-based runtime for 3D apps. It runs on your machine for development with great integrations into editors like Unity or Blender - and can be deployed onto any device! It is flexible, extensible and networking and XR are built-in.

import { noVoip } from "../../engine-components/Voip.js";
import * as utils from "../engine_utils.js";


export function detect_run_tests(){
    const count = (utils.getParam("testwindowcount") || 0) as number;
    if(count && count > 0){
        spawnWindows(count);
    }
}

export function spawnWindows(count: number): Window[] | null {

    if(utils.getParam("testwindow")) return null;

    const url = new URL(window.location.href);
    utils.setOrAddParamsToUrl(url.searchParams, noVoip, 1);
    utils.setOrAddParamsToUrl(url.searchParams, "testwindow", 1);
    const str = url.toString();

    const windows : Window[] = [];

    window.onbeforeunload = () =>{
        for(const w of windows) w.close(); 
    }

    const spacing = .05;
    const size = 128;// (Math.min(window.innerWidth, window.innerHeight) / Math.sqrt(count)) * (1-spacing);
    let x = 0;
    let y = 0;
    for (let i = 0; i < count; i++) {

        if ((x * size + size*.01) >= window.innerWidth) {
            y += 1;
            x = 0;
        }
        const px = x * (size * (1+spacing)) + window.screenLeft;
        const py = y * (size * (1+spacing)) + window.screenTop + 90 + 60 * y; 
        x += 1;

        // console.log(size, px, py);
        const testWindow = window.open(str, "test window " + i, `popup=yes width=${size} height=${size} top=${py} left=${px}`);

        if(!testWindow){
            console.warn("Failed to open window");
            continue;
        }
        windows.push(testWindow);
        testWindow.onload = () => {
            testWindow.onbeforeunload = () => {
                for (let i = 0; i < windows.length; i++) {
                    const w = windows[i];
                    if (w === testWindow) continue;
                    w.close();
                }
                windows.length = 0;
            }
        }
    }

    return windows;
}