Function getMessageWindow

tests/ui/chat/bottomLayoutShift.test.ts:37–43

(container: HTMLElement)

}

function getMessageWindow(container: HTMLElement): HTMLDivElement {
  const element = container.querySelector('[data-testid="message-window"]');
  if (!element || element.tagName !== "DIV") {
    throw new Error("Message window not found");
  }
  return element as HTMLDivElement;
}

describe("Chat bottom layout stability", () => {
  beforeAll(async () => {