diff --git a/test/unit/lib/redmine/scm/adapters/bazaar_adapter_test.rb b/test/unit/lib/redmine/scm/adapters/bazaar_adapter_test.rb
index 0866b373a..427c3b5e2 100644
--- a/test/unit/lib/redmine/scm/adapters/bazaar_adapter_test.rb
+++ b/test/unit/lib/redmine/scm/adapters/bazaar_adapter_test.rb
@@ -109,6 +109,11 @@ begin
         assert_nil @adapter.revisions('invalid')
       end
 
+      def test_revisions_revision_invalid
+        assert_nil @adapter.revisions(nil, 12345678)
+        assert_nil @adapter.revisions(nil, 12345678, 87654321)
+      end
+
       private
 
       def test_scm_version_for(scm_command_version, version)