Adding an additional E2E test regarding iFrames and scripts

tests/tests/iframe_script.spec.ts

@@ -0,0 +1,16 @@
+import { expect, test } from '@playwright/test';
+import { login } from './utils/roles';
+
+test.describe('Iframe API', () => {
+  test('can be called from an iframe loading a script', async ({
+    page,
+  }) => {
+    await page.goto(
+      'http://play.workadventure.localhost/_/global/maps.workadventure.localhost/tests/Metadata/cowebsiteAllowApi.json'
+    );
+
+    await login(page);
+
+    await expect(page.locator('p.other-text')).toHaveText('The iframe opened by a script works !', {useInnerText: true});
+  });
+});