Use expect_snowplow_event in spec

instead of expect(Gitlab::Tracking).to receive(:event)

ee/app/controllers/groups/analytics/repository_analytics_controller.rb

@@ -10,5 +10,15 @@ class Groups::Analytics::RepositoryAnalyticsController < Groups::Analytics::Appl
   before_action -> { authorize_view_by_action!(:read_group_repository_analytics) }
 
   def show
+    track_event(pageview_tracker_params)
+  end
+
+  private
+
+  def pageview_tracker_params
+    {
+      label: 'group_id',
+      value: @group.id
+    }
   end
 end

ee/changelogs/unreleased/215209-track-group-repo-analytics-pageviews.yml

+---
+title: Track views of group repo analytics page in snowplow
+merge_request: 42376
+author:
+type: added

ee/spec/controllers/groups/analytics/repository_analytics_controller_spec.rb

@@ -15,7 +15,7 @@ RSpec.describe Groups::Analytics::RepositoryAnalyticsController do
     stub_licensed_features(feature_name => true)
   end
 
-  describe 'GET show' do
+  describe 'GET show', :snowplow do
     subject { get :show, params: { group_id: group } }
 
     before do
@@ -24,6 +24,17 @@ RSpec.describe Groups::Analytics::RepositoryAnalyticsController do
 
     specify { is_expected.to have_gitlab_http_status(:success) }
 
+    it 'tracks a pageview event in snowplow' do
+      subject
+
+      expect_snowplow_event(
+        category: 'Groups::Analytics::RepositoryAnalyticsController',
+        action: 'show',
+        label: 'group_id',
+        value: group.id
+      )
+    end
+
     context 'when license is missing' do
       before do
         stub_licensed_features(feature_name => false)