Add specs for not sending user cap email

Specs for not sending the user cap email when the user cap is set to nil
or hasn't not been reached yet were missing. This change will add these.

ee/spec/workers/set_user_status_based_on_user_cap_setting_worker_spec.rb

@@ -23,7 +23,7 @@ RSpec.describe SetUserStatusBasedOnUserCapSettingWorker, type: :worker do
       end
     end
 
-    shared_examples 'sends email to every active admin' do
+    shared_examples 'sends emails to every active admin' do
       let_it_be(:active_admin) { create(:user, :admin, state: 'active') }
       let_it_be(:inactive_admin) { create(:user, :admin, :deactivated) }
 
@@ -34,6 +34,16 @@ RSpec.describe SetUserStatusBasedOnUserCapSettingWorker, type: :worker do
       end
     end
 
+    shared_examples 'does not send emails to active admins' do
+      let_it_be(:active_admin) { create(:user, :admin, state: 'active') }
+
+      it 'does not send an email to active admins' do
+        expect(::Notify).not_to receive(:user_cap_reached)
+
+        subject
+      end
+    end
+
     context 'when user is not blocked_pending_approval' do
       let(:user) { active_user }
 
@@ -52,6 +62,8 @@ RSpec.describe SetUserStatusBasedOnUserCapSettingWorker, type: :worker do
 
         expect(user.reload).to be_blocked_pending_approval
       end
+
+      include_examples 'does not send emails to active admins'
     end
 
     context 'when current billable user count is less than user cap' do
@@ -66,6 +78,8 @@ RSpec.describe SetUserStatusBasedOnUserCapSettingWorker, type: :worker do
         expect { subject }.to have_enqueued_mail(DeviseMailer, :user_admin_approval)
       end
 
+      include_examples 'does not send emails to active admins'
+
       context 'when user has not confirmed their email yet' do
         let(:user) { create(:user, :blocked_pending_approval, :unconfirmed) }
 
@@ -120,7 +134,7 @@ RSpec.describe SetUserStatusBasedOnUserCapSettingWorker, type: :worker do
       let(:new_user_signups_cap) { 2 }
 
       include_examples 'keeps user in blocked_pending_approval state'
-      include_examples 'sends email to every active admin'
+      include_examples 'sends emails to every active admin'
     end
 
     context 'when current billable user count is greater than user cap' do
@@ -129,7 +143,7 @@ RSpec.describe SetUserStatusBasedOnUserCapSettingWorker, type: :worker do
       let(:new_user_signups_cap) { 1 }
 
       include_examples 'keeps user in blocked_pending_approval state'
-      include_examples 'sends email to every active admin'
+      include_examples 'sends emails to every active admin'
     end
   end
 end