test(playwright): load test-story via demo runner ?story param

Author: SorraTheOrc

results/validate-story.json

@@ -0,0 +1,45 @@
+[
+  {
+    "story": "/home/rgardler/projects/GEngine/web/stories/demo.ink",
+    "pass": true,
+    "steps": 21,
+    "path": [
+      3,
+      0,
+      1,
+      1,
+      1
+    ],
+    "rotationOpportunity": true,
+    "exhausted": false
+  },
+  {
+    "story": "/home/rgardler/projects/GEngine/web/stories/test-story.ink",
+    "pass": false,
+    "steps": 0,
+    "path": [],
+    "error": "Parse/compile error: Compilation failed.",
+    "rotationOpportunity": false,
+    "exhausted": false
+  },
+  {
+    "story": "/home/rgardler/projects/GEngine/web/stories/test.ink",
+    "pass": true,
+    "steps": 4,
+    "path": [
+      1
+    ],
+    "rotationOpportunity": true,
+    "exhausted": false
+  },
+  {
+    "story": "/home/rgardler/projects/GEngine/web/stories/test_minimal.ink",
+    "pass": true,
+    "steps": 3,
+    "path": [
+      0
+    ],
+    "rotationOpportunity": true,
+    "exhausted": false
+  }
+]

results/validate-test-story.json

@@ -0,0 +1,11 @@
+[
+  {
+    "story": "/home/rgardler/projects/GEngine/web/stories/test-story.ink",
+    "pass": false,
+    "steps": 0,
+    "path": [],
+    "error": "Parse/compile error: Compilation failed.",
+    "rotationOpportunity": false,
+    "exhausted": false
+  }
+]

tests/load-test-story.spec.ts

@@ -0,0 +1,31 @@
+import { test, expect } from '@playwright/test';
+
+async function collectConsoleErrors(page) {
+  const errors: string[] = [];
+  page.on('console', msg => {
+    if (msg.type() === 'error') errors.push(msg.text());
+  });
+  return errors;
+}
+
+test('demo loads test-story.ink via ?story and presents UI', async ({ page }) => {
+  const errors = await collectConsoleErrors(page);
+
+  // Load the demo and request the test story explicitly
+  await page.goto('/demo/?story=/stories/test-story.ink');
+
+  const story = page.locator('#story');
+  await expect(story).toBeVisible();
+
+  // Wait until the story area has text content
+  await page.waitForFunction(() => {
+    const el = document.querySelector('#story');
+    return !!el && el.textContent && el.textContent.trim().length > 0;
+  }, undefined, { timeout: 5000 });
+
+  const choices = page.locator('.choice-btn');
+  await expect.poll(async () => choices.count(), { timeout: 5000 }).toBeGreaterThan(0);
+
+  // No console errors
+  expect(errors, 'Console errors should be empty').toEqual([]);
+});