import { describe, expect, it } from 'vitest';
import { parseProxy } from './parseProxy';

describe('parseProxy', () => {
  it('parses host and port without explicit protocol', () => {
    expect(parseProxy('proxy.example.test:1080')).toEqual({
      protocol: 'socks5',
      host: 'proxy.example.test',
      port: 1080,
    });
  });

  it('parses socks5 URLs', () => {
    expect(parseProxy('socks5://127.0.0.1:1080')).toEqual({
      protocol: 'socks5',
      host: '127.0.0.1',
      port: 1080,
    });
  });

  it('parses bracketed IPv6 hosts', () => {
    expect(parseProxy('socks5://[::1]:1080')).toEqual({
      protocol: 'socks5',
      host: '::1',
      port: 1080,
    });
  });

  it('rejects unsupported schemes', () => {
    expect(() => parseProxy('http://proxy.example.test:8080')).toThrow('SOCKS5');
  });

  it('rejects missing or invalid ports', () => {
    expect(() => parseProxy('proxy.example.test')).toThrow('хост и порт');
    expect(() => parseProxy('proxy.example.test:70000')).toThrow('Формат');
  });

  it('rejects userinfo credentials', () => {
    expect(() => parseProxy('socks5://user:password@proxy.example.test:1080')).toThrow(
      'логином и паролем',
    );
  });
});