test: the side panel's focus step is held in its commit; the MenuCheck contract counts chosen roles

frontend/src/components/ui/SidePanel.drawer.dom.test.tsx

@@ -6,7 +6,7 @@
 // hover-to-peek and click-to-pin. jsdom has no matchMedia: the stub answers the two queries SidePanel
 // asks from three switches, and can flip them live (a tablet turning).
 import { describe, it, expect, afterEach, vi } from "vitest";
-import { act, render, screen, fireEvent, cleanup, waitFor } from "@testing-library/react";
+import { act, render, screen, fireEvent, cleanup } from "@testing-library/react";
 
 vi.mock("react-i18next", async (importOriginal) => {
   const actual = await importOriginal<typeof import("react-i18next")>();
@@ -106,7 +106,7 @@ describe("SidePanel · the tab under an open card", () => {
     expect(screen.getByRole("button", { name: "sidebar.pinNamed:Filters" }).tabIndex).toBe(0);
   });
 
-  it("hands a key's focus on the tab to the card it peeks open, not to the hidden tab", async () => {
+  it("hands a key's focus on the tab to the card it peeks open, not to the hidden tab", () => {
     stubMedia({ coarse: false, narrow: false, wide: true });
     globalThis.ResizeObserver ??= class {
       observe() {}
@@ -115,10 +115,14 @@ describe("SidePanel · the tab under an open card", () => {
     } as unknown as typeof ResizeObserver;
     mount(true);
     const tab = screen.getByRole("button", { name: "sidebar.pinNamed:Filters" });
+    // A page the browser is not painting runs no animation frame: the step must not wait for one.
+    const raf = vi.spyOn(window, "requestAnimationFrame").mockImplementation(() => 0);
     act(() => tab.focus()); // jsdom calls every focus :focus-visible — a key's focus, here
-    await waitFor(() => expect(document.activeElement?.closest("aside")).not.toBeNull());
+    // in the commit that opens the card, not a frame later
+    expect(document.activeElement?.closest("aside")).not.toBeNull();
     expect(document.activeElement?.getAttribute("aria-label")).toBe("sidebar.pinNamed:Filters");
     expect(document.activeElement).not.toBe(tab);
+    raf.mockRestore();
   });
 });