Merge branch 'migrate_p_terraform_state_api_unique_users_to_snowplow' into 'master'

Migrate p_terraform_state_api_unique to Snowplow

See merge request !88482

config/feature_flags/development/route_hll_to_snowplow_phase2.yml

+---
+name: route_hll_to_snowplow_phase2
+introduced_by_url: https://gitlab.com/gitlab-org/gitlab/-/merge_requests/88482
+rollout_issue_url: https://gitlab.com/gitlab-org/gitlab/-/issues/363562
+milestone: '15.1'
+type: development
+group: group::product intelligence
+default_enabled: false

lib/api/terraform/state.rb

@@ -24,6 +24,11 @@ class State < ::API::Base
         authorize! :read_terraform_state, user_project
 
         increment_unique_values('p_terraform_state_api_unique_users', current_user.id)
+
+        if Feature.enabled?(:route_hll_to_snowplow_phase2, user_project&.namespace)
+          Gitlab::Tracking.event('API::Terraform::State', 'p_terraform_state_api_unique_users',
+            namespace: user_project&.namespace, user: current_user)
+        end
       end
 
       params do

spec/requests/api/terraform/state_spec.rb

@@ -2,7 +2,7 @@
 
 require 'spec_helper'
 
-RSpec.describe API::Terraform::State do
+RSpec.describe API::Terraform::State, :snowplow do
   include HttpBasicAuthHelpers
 
   let_it_be(:project) { create(:project) }
@@ -25,11 +25,17 @@
     context 'without authentication' do
       let(:auth_header) { basic_auth_header('bad', 'token') }
 
-      it 'does not track unique event' do
+      it 'does not track unique hll event' do
         expect(Gitlab::UsageDataCounters::HLLRedisCounter).not_to receive(:track_event)
 
         request
       end
+
+      it 'does not track Snowplow event' do
+        request
+
+        expect_no_snowplow_event
+      end
     end
 
     context 'with maintainer permissions' do
@@ -39,6 +45,29 @@
         let(:target_event) { 'p_terraform_state_api_unique_users' }
         let(:expected_value) { instance_of(Integer) }
       end
+
+      it 'tracks Snowplow event' do
+        request
+
+        expect_snowplow_event(
+          category: described_class.to_s,
+          action: 'p_terraform_state_api_unique_users',
+          namespace: project.namespace.reload,
+          user: current_user
+        )
+      end
+
+      context 'when route_hll_to_snowplow_phase2 FF is disabled' do
+        before do
+          stub_feature_flags(route_hll_to_snowplow_phase2: false)
+        end
+
+        it 'does not track Snowplow event' do
+          request
+
+          expect_no_snowplow_event
+        end
+      end
     end
   end