add automatic_downgrade_test #5607
Description
System information
1.14.1-dev
What is the problem that this feature solves?
Alternatives considered
None
Describe the feature
currently there is a onnx\test\automatic_upgrade_test.py that test conversion from lowest to highest for ops. Downgrad test is missing.
Will this influence the current api (Y/N)?
No
Feature Area
version_converter
Are you willing to contribute it (Y/N)
Yes
Notes
No response