Updated App test

Author: chuntley

src/components/__tests__/App.test.tsx

@@ -5,9 +5,11 @@ import { expect, it } from "vitest";
 
 import App from "@/components/App";
 
-it("can browse to the count page", () => {
+it("can browse to the count page and increment counter", async () => {
   const { getByText, findByText } = render(<App />);
   expect(getByText("Welcome!")).toBeTruthy();
-  userEvent.click(getByText("Go to count page"));
-  expect(findByText("Count Page")).toBeTruthy();
+  await userEvent.click(getByText("Go to count page"));
+  expect(await findByText("Count Page")).toBeTruthy();
+  await userEvent.click(getByText("Increment"));
+  expect(await findByText("Current Count: 1")).toBeTruthy();
 });