Update event filter spec

spec/lib/event_filter_spec.rb

@@ -26,10 +26,7 @@ describe EventFilter do
 
     set(:push_event)     { create(:push_event,        project: public_project) }
     set(:merged_event)   { create(:event, :merged,    project: public_project, target: public_project) }
-    set(:created_event)  { create(:event, :created,   project: public_project, target: public_project) }
-    set(:updated_event)  { create(:event, :updated,   project: public_project, target: public_project) }
-    set(:closed_event)   { create(:event, :closed,    project: public_project, target: public_project) }
-    set(:reopened_event) { create(:event, :reopened,  project: public_project, target: public_project) }
+    set(:issue_event)    { create(:event, :created,   project: public_project, target: create(:issue, project: public_project)) }
     set(:comments_event) { create(:event, :commented, project: public_project, target: public_project) }
     set(:joined_event)   { create(:event, :joined,    project: public_project, target: public_project) }
     set(:left_event)     { create(:event, :left,      project: public_project, target: public_project) }
@@ -56,7 +53,7 @@ describe EventFilter do
       let(:filter) { described_class::ISSUE }
 
       it 'filters issue events only' do
-        expect(filtered_events).to contain_exactly(created_event, updated_event, closed_event, reopened_event)
+        expect(filtered_events).to contain_exactly(issue_event)
       end
     end