Function _generateTestPortNumber

lib/commands/test.js:127–146

(options, ui)

  },

  async _generateTestPortNumber(options, ui) {
    if (options.testPort === defaultPort && !options.port) {
      let foundPort = await getPort({ port: options.testPort });

      if (options.testPort !== foundPort) {
        ui.writeInfoLine(`Default port ${options.testPort} is already in use. Using alternate port ${foundPort}`);
      }

      return foundPort;
    }

    let port = parseInt(options.testPort, 10);
    if ((options.port && options.testPort !== defaultPort) || (!isNaN(parseInt(options.testPort)) && !options.port)) {
      port = parseInt(options.testPort, 10);
    } else if (options.port) {
      port = parseInt(options.port, 10) + 1;
    }

    return port;
  },

  buildTestPageQueryString(options) {
    let params = [];