src/app/api/admin/actions.test.ts

import { describe, it, expect } from "vitest";
import { USER_ROLES } from "app-types/roles";

describe("Admin Actions - Business Logic", () => {
  describe("Self-Role Update Prevention Logic", () => {
    it("should identify when admin is trying to update their own role", () => {
      const adminUser = { id: "admin-123" };
      const targetUserId = "admin-123";

      const isSelfUpdate = adminUser.id === targetUserId;

      expect(isSelfUpdate).toBe(true);
    });

    it("should allow admin to update other users roles", () => {
      const adminUser = { id: "admin-123" };
      const targetUserId = "user-456";

      const isSelfUpdate = adminUser.id === targetUserId;

      expect(isSelfUpdate).toBe(false);
    });
  });

  describe("Role Default Logic", () => {
    it("should use default role when none provided", () => {
      const DEFAULT_USER_ROLE = USER_ROLES.USER;
      const roleInput = undefined;

      const role = roleInput || DEFAULT_USER_ROLE;

      expect(role).toBe(USER_ROLES.USER);
    });

    it("should use provided role when available", () => {
      const DEFAULT_USER_ROLE = USER_ROLES.USER;
      const roleInput = USER_ROLES.ADMIN;

      const role = roleInput || DEFAULT_USER_ROLE;

      expect(role).toBe(USER_ROLES.ADMIN);
    });
  });
});