Made OTRS import statistic method public to access it for plausibility check.

lib/import/otrs/import_stats.rb

@@ -21,8 +21,6 @@ module Import
         }
       end
 
-      private
-
       def statistic
 
         # check cache
@@ -37,6 +35,8 @@ module Import
         statistic
       end
 
+      private
+
       def base_done
         ::Group.count + ::Ticket::State.count + ::Ticket::Priority.count
       end

spec/import/otrs/import_stats_examples.rb

@@ -2,4 +2,7 @@ RSpec.shared_examples 'Import::OTRS::ImportStats' do
   it 'responds to current_state' do
     expect(described_class).to respond_to('current_state')
   end
+  it 'responds to statistic' do
+    expect(described_class).to respond_to('statistic')
+  end
 end