tweaks

test/wizard_test.rb

@@ -69,6 +69,18 @@ class WizardTest < Minitest::Test
     assert_includes output.string, "waive the recommended terrain safety margin"
   end
 
+  def test_one_piece_interior_choice_can_select_hollow
+    input = StringIO.new("\n\n\n\nn\n\n\n")
+    output = StringIO.new
+    wizard = MoonModel::Wizard.new(io: HighLine.new(input, output), data_set: MoonModel::DataSet.new)
+    values = { "printer" => MoonModel::Config::X2D.dup, "purpose" => "display", "assembly" => "auto" }
+
+    wizard.send(:sizing, values)
+
+    assert_equal "hollow", values.dig("shell", "interior")
+    assert_includes output.string, "use slicer-controlled infill instead of a hollow cavity"
+  end
+
   private
 
   def ask_yes_no(input, default)