Fix xunit_android sample code

sample-code/examples/ruby/xunit_android.rb

@@ -1,50 +1,34 @@
-# this test show you how to use flick and locate element by parent container
+# this test show you how to use scroll and locate element by xpath
 # it open the system settings ui, and click the 'About phone' item to find android version
 # create by testerhome.com
 # author: seveniruby
 
 require 'test/unit'
 require 'selenium-webdriver'
-
-def desired_caps
-	{
-		'browserName' => 'android',
-		'platform' => 'linux',
-		'version' => '4.1',
-		'app-activity'=> '.Settings',
-		'app-package'=> 'com.android.settings'
-	}
-end
-
-def init(data={})
-	server_url = 'http://127.0.0.1:4723/wd/hub'
-	driver = Selenium::WebDriver.for(:remote, :desired_capabilities => desired_caps.merge(data), :url => server_url)
-	driver.manage.timeouts.implicit_wait = 20 # seconds
-	driver
-end
+require 'appium_lib'
 
 class SettingsTest < Test::Unit::TestCase
-	def setup
-		@driver=init
-	end
-	def test_settings
-		#flick the screen until find the Aboud phone item
-		while @driver.find_elements(:xpath, '//text[@text="About phone"]').count==0
-			begin
-				@driver.execute_script 'mobile: flick', :startY=>0.9, :endY=>0.1
-			rescue
-			end
-		end
-		about=@driver.find_element(:xpath, '//text[@text="About phone"]')
-		about.click
-		#parent select, locate the container
-		version_setting=@driver.find_element(:xpath, '//list/linear[4]/relative')
-		#child select
-		version_value=version_setting.find_element(:xpath, '//text[2]')
-		#check the version, should be 4.1.2 or other version string
-		assert_not_equal nil, version_value.text=~/[0-9\.]/
-	end
-	def teardown
-		@driver.quit
-	end
-end
+  def setup
+    caps   = { caps: { platformName: 'Android', appActivity: '.Settings', appPackage: 'com.android.settings' } }
+    driver = Appium::Driver.new(caps)
+    Appium.promote_appium_methods self.class
+    driver.start_driver.manage.timeouts.implicit_wait = 20 # seconds
+  end
+
+  def teardown
+    driver_quit
+  end
+
+  def test_about_phone_version
+    scroll_to('About phone').click
+    android_version = 'Android version'
+    scroll_to android_version
+
+    view    = 'android.widget.TextView'
+    version = xpath(%Q(//#{view}[preceding-sibling::#{view}[@text="#{android_version}"]])).text
+    valid   = !version.match(/\d/).nil?
+
+    puts "Version is: #{version}"
+    assert_equal true, valid
+  end
+end