[rb] simplify the remote server code

Author: titusfortner

rb/spec/integration/selenium/webdriver/spec_support/test_environment.rb

@@ -102,28 +102,17 @@ def remote_server?
         end
 
         def remote_server_jar
-          local_selenium_jar = 'selenium_server_deploy.jar'
-          downloaded_selenium_jar = "selenium-server-standalone-#{Selenium::Server.latest}.jar"
-
-          directory_names = [
-            root,
-            root.join('rb'),
-            root.join('build'),
-            root.join('build/rb'),
-            Pathname.new(Dir.pwd).join('rb')
-          ]
-          file_names = [local_selenium_jar, downloaded_selenium_jar]
-          file_names.delete(local_selenium_jar) if ENV['DOWNLOAD_SERVER']
-
-          files = file_names.each_with_object([]) do |file, array|
-            directory_names.each { |dir| array << "#{dir}/#{file}" }
-          end
-
-          jar = files.find { |file| File.exist?(file) } ||
-                Selenium::Server.download(:latest) && files.find { |file| File.exist?(file) }
+          test_jar = "#{Pathname.new(Dir.pwd).join('rb')}/selenium_server_deploy.jar"
+          built_jar = root.join('bazel-bin/java/server/src/org/openqa/selenium/grid/selenium_server_deploy.jar')
+          jar = if File.exist?(test_jar) && ENV['DOWNLOAD_SERVER'].nil?
+                  test_jar
+                elsif File.exist?(built_jar) && ENV['DOWNLOAD_SERVER'].nil?
+                  built_jar
+                else
+                  Selenium::Server.download(:latest)
+                end
 
           WebDriver.logger.info "Server Location: #{jar}"
-          puts "Server Location: #{jar}"
           jar
         end