Extract `wait_for_issue_replication` for readability

And filter by issue title to make the method more deterministic.

qa/qa/ee.rb

@@ -35,6 +35,10 @@ module QA
       module Project
         autoload :Show, 'qa/ee/page/project/show'
 
+        module Issue
+          autoload :Index, 'qa/ee/page/project/issue/index'
+        end
+
         module Settings
           autoload :ProtectedBranches, 'qa/ee/page/project/settings/protected_branches'
         end

qa/qa/ee/page/project/issue/index.rb

+module QA
+  module EE
+    module Page
+      module Project
+        module Issue
+          module Index
+            def self.prepended(page)
+              page.module_eval do
+                view 'app/views/shared/issuable/_search_bar.html.haml' do
+                  element :issue_filter_form, /form_tag.+class: 'filter-form /
+                  element :issue_filter_input, /%input.form-control.filtered-search/
+                end
+              end
+            end
+
+            def wait_for_issue_replication(issue)
+              wait do
+                filter_by_title(issue.title)
+
+                page.has_content?(issue.title)
+              end
+
+              go_to_issue(issue.title)
+            end
+
+            def filter_by_title(title)
+              page.within('form.filter-form') do
+                fill_in class: 'filtered-search', with: title
+              end
+            end
+          end
+        end
+      end
+    end
+  end
+end

qa/qa/page/project/issue/index.rb

@@ -3,6 +3,8 @@ module QA
     module Project
       module Issue
         class Index < Page::Base
+          prepend QA::EE::Page::Project::Issue::Index
+
           view 'app/views/projects/issues/_issue.html.haml' do
             element :issue_link, 'link_to issue.title'
           end

qa/qa/specs/features/ee/geo/attachment_replication_spec.rb

@@ -44,13 +44,7 @@ module QA
           Page::Menu::Side.act { click_issues }
 
           Page::Project::Issue::Index.perform do |index|
-            # wait for DB replication of issue
-            index.wait do
-              # we may want to filter by title here if the project is reused by other specs
-              page.has_content?(issue.title)
-            end
-
-            index.go_to_issue(issue.title)
+            index.wait_for_issue_replication(issue)
           end
 
           image_url = find('a[href$="banana_sample.gif"]')[:href]