add screen recording (#179)

* add screen recording

* relax bundler version

Author: KazuCocoa

appium_lib_core.gemspec

@@ -25,7 +25,7 @@ Gem::Specification.new do |spec|
   spec.add_runtime_dependency 'selenium-webdriver', '~> 3.14', '>= 3.14.1'
   spec.add_runtime_dependency 'faye-websocket', '~> 0.10.0'
 
-  spec.add_development_dependency 'bundler', '~> 1.14'
+  spec.add_development_dependency 'bundler', '>= 1.14'
   spec.add_development_dependency 'rake', '~> 12.0'
   spec.add_development_dependency 'yard', '~> 0.9.11'
   spec.add_development_dependency 'minitest', '~> 5.0'

test/functional/ios/ios/mjpeg_server_test.rb

@@ -35,6 +35,33 @@ def test_start_recording_screen
         @@driver.stop_and_save_recording_screen to_path
         assert File.exist? to_path
       end
+
+      def test_start_recording_screen_2
+        skip 'It requires Appium 1.9.2' unless AppiumLibCoreTest.required_appium_version?(@@core, '1.9.2')
+
+        to_path = 'recorded_file_ios_2.mp4'
+        File.delete to_path if File.exist? to_path
+
+        @@driver.start_recording_screen video_type: 'libx264'
+        @@driver.find_element(:accessibility_id, 'Buttons').click
+
+        @@driver.update_settings({ mjpegServerScreenshotQuality: 10, mjpegServerFramerate: 1 })
+        @@driver.back
+        sleep 2
+        @@driver.update_settings({ mjpegServerScreenshotQuality: 0, mjpegServerFramerate: -100 })
+        @@driver.find_element(:accessibility_id, 'Buttons').click
+        sleep 2
+        @@driver.update_settings({ mjpegServerScreenshotQuality: -10, mjpegServerFramerate: 60 })
+        @@driver.back
+        sleep 2
+        @@driver.update_settings({ mjpegServerScreenshotQuality: 100, mjpegServerFramerate: 60 })
+        @@driver.find_element(:accessibility_id, 'Buttons').click
+        sleep 2
+
+        @@driver.back
+        @@driver.stop_and_save_recording_screen to_path
+        assert File.exist? to_path
+      end
     end
   end
 end

test/test_helper.rb

@@ -41,8 +41,7 @@ def self.required_appium_version?(core_driver, required)
 
     return false if version.empty?
 
-    v = version['build']['version'].split('-') # 1.9.2-beta.2 => ['1.9.2', 'beta.2']
-    v[0] >= required.to_s
+    Gem::Version.new(version['build']['version']) >= Gem::Version.new(required.to_s)
   end
 
   def self.path_of(path)