Add view and feature test for error tracking settings

app/helpers/projects_helper.rb

@@ -549,6 +549,7 @@ module ProjectsHelper
       services#edit
       repository#show
       ci_cd#show
+      operations#show
       badges#index
       pages#show
     ]

spec/features/projects/settings/operations_settings_spec.rb

+# frozen_string_literal: true
+
+require 'spec_helper'
+
+describe 'Projects > Settings > For a forked project', :js do
+  let(:user) { create(:user) }
+  let(:project) { create(:project, :repository) }
+  let(:role) { :maintainer }
+
+  before do
+    stub_feature_flags(error_tracking: true)
+    sign_in(user)
+    project.add_role(user, role)
+  end
+
+  describe 'Sidebar > Operations' do
+    context 'when sidebar feature flag enabled' do
+      it 'renders the settings link in the sidebar' do
+        visit project_path(project)
+        wait_for_requests
+
+        expect(page).to have_selector('a[title="Operations"]', visible: false)
+      end
+    end
+
+    context 'when sidebar feature flag disabled' do
+      before do
+        stub_feature_flags(error_tracking: false)
+      end
+
+      it 'does not render the settings link in the sidebar' do
+        visit project_path(project)
+        wait_for_requests
+
+        expect(page).not_to have_selector('a[title="Operations"]', visible: false)
+      end
+    end
+  end
+end

spec/views/projects/settings/operations/show.html.haml_spec.rb

+# frozen_string_literal: true
+
+require 'spec_helper'
+require 'rails_helper'
+
+describe 'projects/settings/operations/show' do
+  let(:project) { create(:project) }
+  let(:user) { create(:user) }
+
+  before do
+    assign :project, project
+  end
+
+  describe 'Operations > Error Tracking' do
+    before do
+      stub_feature_flags(error_tracking: true)
+
+      project.add_reporter(user)
+
+      allow(view).to receive(:error_tracking_setting)
+        .and_return(error_tracking_setting)
+      allow(view).to receive(:current_user).and_return(user)
+    end
+
+    let!(:error_tracking_setting) do
+      create(:project_error_tracking_setting, project: project)
+    end
+
+    context 'Settings page ' do
+      it 'renders the Operations Settings page' do
+        render
+
+        expect(rendered).to have_content _('Error Tracking')
+        expect(rendered).to have_content _('To link Sentry to GitLab, enter your Sentry URL and Auth Token')
+        expect(rendered).to have_content _('Active')
+      end
+    end
+  end
+end