Wait for Runner to register in QA and DRY page objects

qa/qa/factory/resource/runner.rb

@@ -35,12 +35,15 @@ module QA
                 runner.register!
               end
 
-              sleep 5 # TODO, non-blocking waiting for Runner to register.
-
+              ##
+              #  TODO, refactor to support non-blocking wait time until
+              # GitLab Runner sucessfully registers itself.
+              #
+              sleep 5
               settings.refresh
 
               settings.expand_runners_settings do |runners|
-                perform&.call(runners)
+                perform&.call(runners, runner)
                 runner.remove!
               end
             end

qa/qa/page/project/settings/runners.rb

@@ -12,6 +12,10 @@ module QA
             #
             all('code').first.text
           end
+
+          def has_online_runner?
+            page.has_css?('.runner-status-online')
+          end
         end
       end
     end

qa/qa/service/runner.rb

@@ -6,11 +6,11 @@ module QA
       include Scenario::Actable
       include Service::Shellout
 
-      attr_writer :token, :address, :tags, :image, :name
+      attr_accessor :token, :address, :tags, :image, :name
 
       def initialize
         @image = 'gitlab/gitlab-runner:alpine'
-        @name = "gitlab-runner-qa-#{SecureRandom.hex(4)}"
+        @name = "qa-runner-#{SecureRandom.hex(4)}"
       end
 
       def pull
@@ -18,6 +18,10 @@ module QA
       end
 
       def register!
+        ##
+        # TODO, this assumes that `test` network exists, because we know that
+        # gitlab-qa environment orchestration tool creates it.
+        #
         shell <<~CMD.tr("\n", ' ')
           docker run -d --rm --entrypoint=/bin/sh
           --network test --name #{@name}

qa/qa/specs/features/project/pipelines_spec.rb

@@ -5,11 +5,9 @@ module QA
       Page::Main::Login.act { sign_in_using_credentials }
 
       Factory::Resource::Runner.fabricate! do |runner|
-        runner.name = 'my-qa-runner'
-
-        runner.perform do |page|
-          expect(page).to have_content('my-qa-runner')
-          expect(page).to have_css('.runner-status-online')
+        runner.perform do |page, runner|
+          expect(page).to have_content(runner.name)
+          expect(page).to have_online_runner
         end
       end
     end