Use empty StringIO to mocked value in GeometryValidator spec

Pass empty StringIO to avoid exception from `ImageSize.new`
reproio · Jan 27, 2022 · 0c61832 · 0c61832
1 parent b5c3772
commit 0c61832
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/spec/mini_paperclip/validators/geometry_validator_spec.rb b/spec/mini_paperclip/validators/geometry_validator_spec.rb
@@ -8,7 +8,7 @@
       f.binmode
       mock = double('Record')
       attachment = double('Attachment')
-      allow(attachment).to receive(:waiting_write_file).and_return(f)
+      allow(attachment).to receive(:waiting_write_file).and_return(StringIO.new)
       expect(mock).to_not receive(:errors)
       validator.validate_each(mock, :img, attachment)
     end