Kuma/tests/courses/booking-dialog.test.tsx

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

vi.mock("next/image", () => ({ default: () => null }));
vi.mock("@/src/modules/courses/actions/booking-actions", () => ({
  checkUserBookingStatus: vi.fn(),
  previewDiscountCode: vi.fn(),
}));
vi.mock("@/src/modules/courses/actions/waitlist-actions", () => ({
  joinWaitlistAsUser: vi.fn(),
}));
vi.mock("sonner", () => ({ toast: { success: vi.fn(), error: vi.fn() } }));

import { BookingDialog } from "@/src/modules/courses/ui/components/BookingDialog";
import { checkUserBookingStatus } from "@/src/modules/courses/actions/booking-actions";

const course = {
  id: "course-1",
  name: "Spinning",
  sport: ["spinning"],
  level: "any",
  date: new Date("2099-01-01"),
  timeFrom: "07:30",
  timeTo: "08:30",
  maxParticipants: 10,
  price: 12,
  currentParticipants: 0,
};

function renderDialog() {
  return render(
    <BookingDialog course={course} open onOpenChange={() => {}} serviceFeeCents={50} />
  );
}

beforeEach(() => {
  vi.clearAllMocks();
});

describe("BookingDialog", () => {
  it("zeigt Gästen das Gast-Formular sofort, ohne zweiten Buchen-Button", async () => {
    vi.mocked(checkUserBookingStatus).mockResolvedValue({
      success: true,
      isLoggedIn: false,
      isBooked: false,
      isOnWaitlist: false,
    });

    renderDialog();

    expect(await screen.findByText("Als Gast buchen")).toBeTruthy();
    expect(screen.queryByRole("button", { name: "Buchen" })).toBeNull();
    // Rabattcodes gibt es nur für Angemeldete.
    expect(screen.queryByPlaceholderText("Rabattcode")).toBeNull();
  });

  it("zeigt Angemeldeten Buchen-Button und Rabattcode statt Gast-Formular", async () => {
    vi.mocked(checkUserBookingStatus).mockResolvedValue({
      success: true,
      isLoggedIn: true,
      isBooked: false,
      isOnWaitlist: false,
    });

    renderDialog();

    expect(await screen.findByRole("button", { name: "Buchen" })).toBeTruthy();
    expect(screen.getByPlaceholderText("Rabattcode")).toBeTruthy();
    expect(screen.queryByText("Als Gast buchen")).toBeNull();
  });

  it("zeigt den Endpreis inklusive Servicegebühr", async () => {
    vi.mocked(checkUserBookingStatus).mockResolvedValue({
      success: true,
      isLoggedIn: true,
      isBooked: false,
      isOnWaitlist: false,
    });

    renderDialog();

    expect(await screen.findByText("Preis: 12,50 €")).toBeTruthy();
    expect(screen.getByText(/12,00 €\s*Kurs \+ 0,50 € Servicegebühr/)).toBeTruthy();
  });
});