refactor: extract application construction and lifecycle

scripts/qa-application.mjs

@@ -0,0 +1,95 @@
+#!/usr/bin/env node
+/** Prove standalone startup and terminal resource ownership in a real browser. */
+import assert from 'node:assert/strict';
+import puppeteer from 'puppeteer';
+
+const args = process.argv.slice(2);
+const urlIndex = args.indexOf('--url');
+const url = urlIndex >= 0 ? args[urlIndex + 1] : 'http://localhost:4173';
+const browser = await puppeteer.launch({
+  headless: true,
+  executablePath: process.env.PUPPETEER_EXECUTABLE_PATH || await puppeteer.executablePath(),
+  args: ['--no-sandbox', '--use-gl=angle', '--use-angle=swiftshader'],
+});
+try {
+  const page = await browser.newPage();
+  const errors = [];
+  page.on('console', (message) => {
+    if (message.type() === 'warn' && /^\[Data\].*(?:destroy|disable) error:/.test(message.text())) {
+      console.log(message.text());
+    }
+  });
+  page.on('pageerror', (error) => errors.push(error.stack || error.message));
+  await page.goto(`${url}/?welcome=1`, { waitUntil: 'domcontentloaded' });
+  await page.waitForFunction(() => window.__godsEyeView?.voiceCommands, { timeout: 60_000 });
+  const before = await page.evaluate(async () => {
+    const entry = [...document.scripts].find((script) => /\/src\/main\.js(?:\?|$)/.test(script.src));
+    const { application } = await import(entry.src);
+    window.__qaApplication = application;
+    const app = window.__godsEyeView;
+    window.__qaComponents = app;
+    await application.start();
+    await app.styleManager.initialRestorePromise;
+    const enabled = await app.dataManager.setEnabled('local-datacenters', true);
+    const annotation = await app.annotations.annotate([
+      { type: 'pin', longitude: -97.74, latitude: 30.27, label: 'Lifecycle check' },
+    ]);
+    return {
+      status: application.getState().status,
+      enabled,
+      layers: app.dataManager.layers.size,
+      annotationCount: annotation.drawn,
+      viewerAlive: !app.viewer.isDestroyed(),
+      credits: Boolean(document.querySelector('#cesium-credits')),
+    };
+  });
+  assert.equal(before.status, 'ready');
+  assert.equal(before.enabled, true);
+  assert.ok(before.layers >= 16);
+  assert.equal(before.annotationCount, 1);
+  assert.equal(before.viewerAlive, true);
+  assert.equal(before.credits, true);
+  console.log('PASS: startup, data registration, annotations and visible attribution');
+
+  const after = await page.evaluate(async () => {
+    const application = window.__qaApplication;
+    const app = window.__qaComponents;
+    const first = application.destroy();
+    const samePromise = first === application.destroy();
+    await first.catch((error) => {
+      const describe = (failure) => failure.errors?.map(describe).join('; ') || failure.message;
+      throw new Error(describe(error));
+    });
+    document.dispatchEvent(new Event('visibilitychange'));
+    window.dispatchEvent(new Event('resize'));
+    app.requestRender('after-destroy');
+    await new Promise((resolve) => setTimeout(resolve, 1400));
+    return {
+      status: application.getState().status,
+      samePromise,
+      viewerDestroyed: app.viewer.isDestroyed(),
+      layers: app.dataManager.layers.size,
+      annotations: app.annotations.count(),
+      governor: app.getRenderGovernorDiagnostics(),
+      handlesRemoved: !window.__godsEyeView && !window.__gevVoiceCommands && !window.__gevAnnotations,
+      creditsRemoved: !document.querySelector('#cesium-credits'),
+      welcomeHidden: !document.querySelector('#first-run-launcher.visible'),
+      settingsRemoved: !document.querySelector('#key-setup'),
+    };
+  });
+  assert.equal(after.status, 'destroyed');
+  assert.equal(after.samePromise, true);
+  assert.equal(after.viewerDestroyed, true);
+  assert.equal(after.layers, 0);
+  assert.equal(after.annotations, 0);
+  assert.equal(after.governor.installed, false);
+  assert.deepEqual(after.governor.holds, []);
+  assert.equal(after.handlesRemoved, true);
+  assert.equal(after.creditsRemoved, true);
+  assert.equal(after.welcomeHidden, true);
+  assert.equal(after.settingsRemoved, true);
+  assert.deepEqual(errors, []);
+  console.log('PASS: terminal teardown releases runtime owners without late browser errors');
+} finally {
+  await browser.close();
+}