import { EventId, TurnId } from "@t3tools/contracts";import type { ReactNode } from "react";import { renderToStaticMarkup } from "react-dom/server";import { describe, expect, it, vi } from "vite-plus/test"; import { deriveLatestContextWindowSnapshot } from "~/lib/contextWindow";import { ContextWindowMeter } from "./ContextWindowMeter"; vi.mock("../ui/popover", () => ({  Popover: ({ children }: { children: ReactNode }) => children,  PopoverPopup: ({ children }: { children: ReactNode }) => children,  PopoverTrigger: ({ closeDelay, render }: { closeDelay: number; render: ReactNode }) => (    <div data-close-delay={closeDelay}>{render}</div>  ),})); const usage = deriveLatestContextWindowSnapshot([  {    id: EventId.make("activity-1"),    tone: "info",    kind: "context-window.updated",    summary: "Context updated",    payload: { usedTokens: 100_000, maxTokens: 1_000_000 },    turnId: TurnId.make("turn-1"),    createdAt: "2026-08-24T12:00:00.000Z",  },]); if (!usage) {  throw new Error("The context window test fixture did not produce a snapshot.");} describe("ContextWindowMeter", () => {  it("keeps the hover popover open while the pointer moves to the compact button", () => {    const markup = renderToStaticMarkup(<ContextWindowMeter usage={usage} onCompact={() => {}} />);     expect(markup).toContain('data-close-delay="150"');    expect(markup).toContain("Compact context");  });   it("closes an informational hover popover without delay", () => {    const markup = renderToStaticMarkup(<ContextWindowMeter usage={usage} />);     expect(markup).toContain('data-close-delay="0"');    expect(markup).not.toContain("Compact context");  });   it("explains why the compact action is disabled", () => {    const markup = renderToStaticMarkup(      <ContextWindowMeter        usage={usage}        onCompact={() => {}}        compactDisabled        compactDisabledReason="Send or clear your draft before compacting"      />,    );     expect(markup).toContain('disabled=""');    expect(markup).toContain(">Send or clear your draft before compacting<");    expect(markup).not.toContain('aria-label="Send or clear your draft before compacting"');  });});