browserstack_device_config.rb

case ENV['SERVER']
  when 'LOCAL'
.................

  when 'BROWSERSTACK'
    case ENV['PLATFORM']
    when 'ANDROID'
      case ENV['DEVICE_NAME']
      when "SamsungS10E"
        caps = {}
        caps['build'] = 'Ruby Appium Sample'
        caps['name'] = 'single_test'
        caps['device'] = 'Samsung Galaxy S10e'
        caps['platformName'] = 'android'
        caps['browserstack.debug'] = true
        caps['app'] = 'bs://your app from API responce'

        appium_driver = Appium::Driver.new({
        'caps' => caps,
        'appium_lib' => {
        :server_url => "http://#{username}:#{access_key}@hub-cloud.browserstack.com/wd/hub"
          }}, true)

      when "GooglePixel"
        caps = {}
        caps['build'] = 'Ruby Appium Sample'
        caps['name'] = 'single_test'
        caps['device'] = 'Google Pixel 3'
        caps['platformName'] = 'android'
        caps['browserstack.debug'] = true
        caps['app'] = 'bs://your app from API responce'
      
        appium_driver = Appium::Driver.new({
        'caps' => caps,
        'appium_lib' => {
        :server_url => "http://#{username}:#{access_key}@hub-cloud.browserstack.com/wd/hub"
          }}, true)
      end
    when 'iOS'
      case ENV['DEVICE_NAME']
      when "iPhone11Pro"
        caps = {}
        caps['build'] = 'Ruby Appium Sample'
        caps['name'] = 'single_test'
        caps['device'] = 'iPhone 11 Pro'
        caps['os_version'] = '13'
        caps['platformName'] = 'iOS'
        caps['browserstack.debug'] = true
        caps['app'] = 'bs://your app from API responce'

        appium_driver = Appium::Driver.new({
        'caps' => caps,
        'appium_lib' => {
        :server_url => "http://#{username}:#{access_key}@hub-cloud.browserstack.com/wd/hub"
          }}, true)

      when "iPhone 7"
        caps = {}
        caps['build'] = 'Ruby Appium Sample'
        caps['name'] = 'single_test'
        caps['device'] = 'iPhone 7'
        caps['os_version'] = '13'
        caps['platformName'] = 'iOS'
        caps['browserstack.debug'] = true
        caps['app'] = 'bs://your app from API responce'
      
        appium_driver = Appium::Driver.new({
        'caps' => caps,
        'appium_lib' => {
        :server_url => "http://#{username}:#{access_key}@hub-cloud.browserstack.com/wd/hub"
          }}, true)
      end
  end