Update unit test

pkg/server/datastore/sqlstore/sqlstore_test.go

@@ -2047,6 +2047,11 @@ func (s *PluginSuite) TestPruneRegistrationEntries() {
 	}
 	prunedLogMessage := "Pruned an expired registration"
 
+	resp, err := s.ds.ListRegistrationEntriesEvents(ctx, &datastore.ListRegistrationEntriesEventsRequest{})
+	s.Require().NoError(err)
+	s.Require().Equal(1, len(resp.Events))
+	s.Require().Equal(createdRegistrationEntry.EntryId, resp.Events[0].EntryID)
+
 	for _, tt := range []struct {
 		name                      string
 		time                      time.Time
@@ -2082,12 +2087,27 @@ func (s *PluginSuite) TestPruneRegistrationEntries() {
 	} {
 		tt := tt
 		s.T().Run(tt.name, func(t *testing.T) {
+			lastEventID, err := s.ds.GetLatestRegistrationEntryEventID(ctx)
+			require.NoError(t, err)
+
 			err = s.ds.PruneRegistrationEntries(ctx, tt.time)
 			require.NoError(t, err)
 			fetchedRegistrationEntry, err = s.ds.FetchRegistrationEntry(ctx, createdRegistrationEntry.EntryId)
 			require.NoError(t, err)
 			assert.Equal(t, tt.expectedRegistrationEntry, fetchedRegistrationEntry)
 
+			// Verify pruning triggers event creation
+			resp, err := s.ds.ListRegistrationEntriesEvents(ctx, &datastore.ListRegistrationEntriesEventsRequest{
+				GreaterThanEventID: lastEventID,
+			})
+			require.NoError(t, err)
+			if tt.expectedRegistrationEntry != nil {
+				require.Equal(t, 0, len(resp.Events))
+			} else {
+				require.Equal(t, 1, len(resp.Events))
+				require.Equal(t, createdRegistrationEntry.EntryId, resp.Events[0].EntryID)
+			}
+
 			if tt.expectedLastLog.Message == prunedLogMessage {
 				spiretest.AssertLastLogs(t, s.hook.AllEntries(), []spiretest.LogEntry{tt.expectedLastLog})
 			} else {