Advanced Search should index trials regardless of seats

Changelog: fixed
MR: https://gitlab.com/gitlab-org/gitlab/-/merge_requests/66665
EE: true

ee/app/models/gitlab_subscription.rb

@@ -162,7 +162,9 @@ class GitlabSubscription < ApplicationRecord
     return false unless ::Gitlab.dev_env_or_com?
     return false if expired?
 
-    has_a_paid_hosted_plan?(include_trials: true)
+    # We only index paid groups on dot com for now.
+    # If the namespace is in trial, seats will be ignored.
+    Plan::PAID_HOSTED_PLANS.include?(plan_name) && (trial? || seats > 0)
   end
 
   # Kick off Elasticsearch indexing for paid groups with new or upgraded paid, hosted subscriptions

ee/spec/models/gitlab_subscription_spec.rb

@@ -352,14 +352,45 @@ RSpec.describe GitlabSubscription do
         gitlab_subscription.save!
       end
 
+      context 'when seats is 0' do
+        let(:gitlab_subscription) { build(:gitlab_subscription, namespace: namespace, seats: 0) }
+
+        it 'does not index the namespace' do
+          expect(ElasticsearchIndexedNamespace).not_to receive(:safe_find_or_create_by!)
+
+          gitlab_subscription.save!
+        end
+      end
+
       context 'when it is a trial' do
-        let(:gitlab_subscription) { build(:gitlab_subscription, :active_trial, namespace: namespace) }
+        let(:seats) { 10 }
+        let(:gitlab_subscription) { build(:gitlab_subscription, :active_trial, namespace: namespace, seats: seats) }
 
         it 'indexes the namespace' do
           expect(ElasticsearchIndexedNamespace).to receive(:safe_find_or_create_by!).with(namespace_id: gitlab_subscription.namespace_id)
 
           gitlab_subscription.save!
         end
+
+        context 'when seats is zero' do
+          let(:seats) { 0 }
+
+          it 'indexes the namespace' do
+            expect(ElasticsearchIndexedNamespace).to receive(:safe_find_or_create_by!).with(namespace_id: gitlab_subscription.namespace_id)
+
+            gitlab_subscription.save!
+          end
+        end
+
+        context 'when in free plan' do
+          let(:gitlab_subscription) { build(:gitlab_subscription, :active_trial, namespace: namespace, seats: seats, hosted_plan_id: nil) }
+
+          it 'does not index the namespace' do
+            expect(ElasticsearchIndexedNamespace).not_to receive(:safe_find_or_create_by!)
+
+            gitlab_subscription.save!
+          end
+        end
       end
 
       context 'when not ::Gitlab.dev_env_or_com?' do