remove unnecessary issues event filter on comments tab

fix features_visibility_spec.rb

remove strange part of spec

fix conditions of comments tab disappearing and fix spec

generate changelog

rewrite spec for more coplex check step-by-step

move conditional logic into helper and fix changelog

fix indentation in helper

4 files changed, 49 insertions, 1 deletions

diff --git a/app/helpers/events_helper.rb b/app/helpers/events_helper.rb
index f1a0b929d82..362046c0270 100644
--- a/app/helpers/events_helper.rb
+++ b/app/helpers/events_helper.rb
@@ -45,6 +45,12 @@ module EventsHelper
     @project.feature_available?(feature_key, current_user)
   end
 
+  def comments_visible?
+    event_filter_visible(:repository) ||
+      event_filter_visible(:merge_requests) ||
+      event_filter_visible(:issues)
+  end
+
   def event_preposition(event)
     if event.push? || event.commented? || event.target
       "at"
diff --git a/app/views/shared/_event_filter.html.haml b/app/views/shared/_event_filter.html.haml
index 67c145cef17..e50ab5fea09 100644
--- a/app/views/shared/_event_filter.html.haml
+++ b/app/views/shared/_event_filter.html.haml
@@ -6,6 +6,6 @@
     = event_filter_link EventFilter.merged, 'Merge events'
   - if event_filter_visible(:issues)
     = event_filter_link EventFilter.issue, 'Issue events'
-  - if event_filter_visible(:issues)
+  - if comments_visible?
     = event_filter_link EventFilter.comments, 'Comments'
   = event_filter_link EventFilter.team, 'Team'
diff --git a/changelogs/unreleased/25272_fix_comments_tab_disappearing.yml b/changelogs/unreleased/25272_fix_comments_tab_disappearing.yml
new file mode 100644
index 00000000000..79cb2c6d843
--- /dev/null
+++ b/changelogs/unreleased/25272_fix_comments_tab_disappearing.yml
@@ -0,0 +1,4 @@
+---
+title: 'Fix comments activity tab visibility condition'
+merge_request: 7913
+author: Rydkin Maxim
diff --git a/spec/features/projects/features_visibility_spec.rb b/spec/features/projects/features_visibility_spec.rb
index 09aa6758b5c..3bb33394be7 100644
--- a/spec/features/projects/features_visibility_spec.rb
+++ b/spec/features/projects/features_visibility_spec.rb
@@ -182,6 +182,44 @@ describe 'Edit Project Settings', feature: true do
         expect(page).not_to have_content("Comments")
       end
     end
+
+    # Regression spec for https://gitlab.com/gitlab-org/gitlab-ce/issues/25272
+    it "hides comments activity tab only on disabled issues, merge requests and repository" do
+      select "Disabled", from: "project_project_feature_attributes_issues_access_level"
+
+      save_changes_and_check_activity_tab do
+        expect(page).to have_content("Comments")
+      end
+
+      visit edit_namespace_project_path(project.namespace, project)
+
+      select "Disabled", from: "project_project_feature_attributes_merge_requests_access_level"
+
+      save_changes_and_check_activity_tab do
+        expect(page).to have_content("Comments")
+      end
+
+      visit edit_namespace_project_path(project.namespace, project)
+
+      select "Disabled", from: "project_project_feature_attributes_repository_access_level"
+
+      save_changes_and_check_activity_tab do
+        expect(page).not_to have_content("Comments")
+      end
+
+      visit edit_namespace_project_path(project.namespace, project)
+    end
+
+    def save_changes_and_check_activity_tab
+      click_button "Save changes"
+      wait_for_ajax
+
+      visit activity_namespace_project_path(project.namespace, project)
+
+      page.within(".event-filter") do
+        yield
+      end
+    end
   end
 
   # Regression spec for https://gitlab.com/gitlab-org/gitlab-ce/issues/24056