import { render, screen } from "@testing-library/react";
import { describe, expect, it } from "vitest";

import { EntryTimestamp, formatShortLocalTime } from "./EntryTimestamp";

describe("EntryTimestamp", () => {
  it("shows a stable local HH:mm and exposes the full zoned date", () => {
    const atMs = Date.UTC(2026, 8, 10, 12, 37);
    render(<EntryTimestamp atMs={atMs} />);
    const timestamp = screen.getByText(formatShortLocalTime(atMs)!);
    expect(timestamp.getAttribute("title")).toBeTruthy();
    expect(timestamp.getAttribute("tabindex")).toBe("0");
  });

  it("does not invent a timestamp for legacy entries", () => {
    render(<EntryTimestamp atMs={null} />);
    expect(screen.getByLabelText("Heure indisponible").textContent).toBe("—");
  });
});