import { afterEach, describe, expect, it, vi } from 'vitest';

import { buildAuthHandoffUrl } from './api';

afterEach(() => {
  vi.unstubAllEnvs();
  vi.resetModules();
});

describe('auth URL handling', () => {
  it('builds auth portal URLs when configured portal host has no scheme', async () => {
    vi.stubEnv('NEXT_PUBLIC_AUTH_PORTAL_URL', 'auth.example.com');
    const { buildAuthPortalUrl } = await import('./auth-portal');

    expect(buildAuthPortalUrl('/login', '/mcp')).toBe('http://auth.example.com/login?next=%2Fmcp');
  });

  it('builds a handoff URL when backend returns a hostname without scheme', () => {
    const url = buildAuthHandoffUrl({
      access_token: 'token',
      refresh_token: '',
      token_type: 'bearer',
      user_id: 'u1',
      username: 'u1',
      role: 'owner',
      handoff_code: 'handoff-1',
      backend_connection: {
        frontend_base_url: 'workspace.example.com:8088',
      },
    }, '/mcp');

    expect(url).toBe('http://workspace.example.com:8088/handoff?code=handoff-1&next=%2Fmcp');
  });

  it('rejects malformed handoff base URLs instead of throwing URL constructor errors', () => {
    const url = buildAuthHandoffUrl({
      access_token: 'token',
      refresh_token: '',
      token_type: 'bearer',
      user_id: 'u1',
      username: 'u1',
      role: 'owner',
      handoff_code: 'handoff-1',
      backend_connection: {
        frontend_base_url: 'http://',
      },
    }, '/mcp');

    expect(url).toBeNull();
  });
});