import { afterEach, describe, expect, it, vi } from "vitest";
import { fireEvent, render, screen } from "@testing-library/react";
import { LanguageSwitcher } from "@/components/language-switcher";

afterEach(() => {
    vi.restoreAllMocks();
});

describe("LanguageSwitcher", () => {
    it("marks the current locale pressed and switches on click", () => {
        Object.defineProperty(window, "location", {
            configurable: true,
            value: { reload: vi.fn() },
        });
        let cookie = "";
        Object.defineProperty(document, "cookie", {
            configurable: true,
            get: () => cookie,
            set: (v: string) => {
                cookie = v;
            },
        });
        render(<LanguageSwitcher current="tr" />);
        expect(screen.getByText("TR").getAttribute("aria-pressed")).toBe("true");
        fireEvent.click(screen.getByText("EN"));
        expect(cookie).toContain("locale=en");
        expect(window.location.reload).toHaveBeenCalledOnce();
    });
});