Removes `cached_issues_state_count` feature flag

- Remove cached_issues_state_count_enabled? method
Changelog: other

app/helpers/issuables_helper.rb

@@ -284,9 +284,7 @@ module IssuablesHelper
   end
 
   def issuables_count_for_state(issuable_type, state)
-    store_in_cache = parent.is_a?(Group) ? parent.cached_issues_state_count_enabled? : false
-
-    Gitlab::IssuablesCountForState.new(finder, store_in_redis_cache: store_in_cache)[state]
+    Gitlab::IssuablesCountForState.new(finder, store_in_redis_cache: true)[state]
   end
 
   def close_issuable_path(issuable)
@@ -442,7 +440,7 @@ module IssuablesHelper
   end
 
   def format_count(issuable_type, count, threshold)
-    if issuable_type == :issues && parent.is_a?(Group) && parent.cached_issues_state_count_enabled?
+    if issuable_type == :issues && parent.is_a?(Group)
       format_cached_count(threshold, count)
     else
       number_with_delimiter(count)

app/models/group.rb

@@ -760,10 +760,6 @@ class Group < Namespace
     Timelog.in_group(self)
   end
 
-  def cached_issues_state_count_enabled?
-    Feature.enabled?(:cached_issues_state_count, self, default_enabled: :yaml)
-  end
-
   def organizations
     ::CustomerRelations::Organization.where(group_id: self.id)
   end

config/feature_flags/development/cached_issues_state_count.yml

----
-name: cached_issues_state_count
-introduced_by_url: https://gitlab.com/gitlab-org/gitlab/-/merge_requests/67418
-rollout_issue_url: https://gitlab.com/gitlab-org/gitlab/-/issues/333089
-milestone: '14.3'
-type: development
-group: group::product planning
-default_enabled: false

spec/features/groups/issues_spec.rb

@@ -83,6 +83,18 @@ RSpec.describe 'Group issues page' do
       end
     end
 
+    it 'truncates issue counts if over the threshold', :clean_gitlab_redis_cache do
+      allow(Rails.cache).to receive(:read).and_call_original
+      allow(Rails.cache).to receive(:read).with(
+        ['group', group.id, 'issues'],
+        { expires_in: Gitlab::IssuablesCountForState::CACHE_EXPIRES_IN }
+      ).and_return({ opened: 1050, closed: 500, all: 1550 })
+
+      visit issues_group_path(group)
+
+      expect(page).to have_text('Open 1.1k Closed 500 All 1.6k')
+    end
+
     context 'when project is archived' do
       before do
         ::Projects::UpdateService.new(project, user_in_group, archived: true).execute
@@ -94,41 +106,6 @@ RSpec.describe 'Group issues page' do
         expect(page).not_to have_content issue.title[0..80]
       end
     end
-
-    context 'when cached issues state count is enabled', :clean_gitlab_redis_cache do
-      before do
-        stub_feature_flags(cached_issues_state_count: true)
-      end
-
-      it 'truncates issue counts if over the threshold' do
-        allow(Rails.cache).to receive(:read).and_call_original
-        allow(Rails.cache).to receive(:read).with(
-          ['group', group.id, 'issues'],
-          { expires_in: Gitlab::IssuablesCountForState::CACHE_EXPIRES_IN }
-        ).and_return({ opened: 1050, closed: 500, all: 1550 })
-
-        visit issues_group_path(group)
-
-        expect(page).to have_text('Open 1.1k Closed 500 All 1.6k')
-      end
-    end
-
-    context 'when cached issues state count is disabled', :clean_gitlab_redis_cache do
-      before do
-        stub_feature_flags(cached_issues_state_count: false)
-      end
-
-      it 'does not truncate counts if they are over the threshold' do
-        allow_next_instance_of(IssuesFinder) do |finder|
-          allow(finder).to receive(:count_by_state).and_return(true)
-            .and_return({ opened: 1050, closed: 500, all: 1550 })
-        end
-
-        visit issues_group_path(group)
-
-        expect(page).to have_text('Open 1,050 Closed 500 All 1,550')
-      end
-    end
   end
 
   context 'projects with issues disabled' do

spec/helpers/issuables_helper_spec.rb

@@ -169,26 +169,9 @@ RSpec.describe IssuablesHelper do
           stub_const("Gitlab::IssuablesCountForState::THRESHOLD", 1000)
         end
 
-        context 'when feature flag cached_issues_state_count is disabled' do
-          before do
-            stub_feature_flags(cached_issues_state_count: false)
-          end
-
-          it 'returns complete count' do
-            expect(helper.issuables_state_counter_text(:issues, :opened, true))
-              .to eq('<span>Open</span> <span class="badge badge-muted badge-pill gl-badge gl-tab-counter-badge sm gl-display-none gl-sm-display-inline-flex">1,100</span>')
-          end
-        end
-
-        context 'when feature flag cached_issues_state_count is enabled' do
-          before do
-            stub_feature_flags(cached_issues_state_count: true)
-          end
-
-          it 'returns truncated count' do
-            expect(helper.issuables_state_counter_text(:issues, :opened, true))
-              .to eq('<span>Open</span> <span class="badge badge-muted badge-pill gl-badge gl-tab-counter-badge sm gl-display-none gl-sm-display-inline-flex">1.1k</span>')
-          end
+        it 'returns truncated count' do
+          expect(helper.issuables_state_counter_text(:issues, :opened, true))
+            .to eq('<span>Open</span> <span class="badge badge-muted badge-pill gl-badge gl-tab-counter-badge sm gl-display-none gl-sm-display-inline-flex">1.1k</span>')
         end
       end
     end