Merge pull request #3722 from manyfold3d/fix-model-deletion

Fix model deletion error

Author: Floppy

app/models/model.rb

@@ -84,7 +84,7 @@ def delete_from_disk_and_destroy
     # This will go away later when we do proper file relationships rather than linking the tables directly
     model_files.update_all(presupported_version_id: nil) # rubocop:disable Rails/SkipsModelValidations
     # Trigger deletion for each file separately, to make sure cleanup happens
-    model_files.each { |f| f.destroy }
+    model_files.including_special.each { |f| f.destroy }
     # Remove tags first - sometimes this causes problems if we don't do it beforehand
     update!(tags: [])
     # Delete directory corresponding to model

spec/models/model_spec.rb

@@ -404,7 +404,7 @@
     it "calls destroy on files" do # rubocop:todo RSpec/ExampleLength
       file = create(:model_file, model: model, filename: "part_1.3mf", digest: "1234")
       allow(file).to receive(:destroy)
-      mock = [file]
+      mock = double(including_special: [file]) # rubocop:disable RSpec/VerifiedDoubles
       without_partial_double_verification do
         allow(mock).to receive(:update_all).and_return(true)
       end