draft: parser xml file to tree node and generate test case

[zhou9584]

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Pull Request Checklist

• [ ] Tests for the changes have been added (for bug fixes / features)
• [ ] Code compiles correctly with all tests are passed.
• [ ] I've read the contributing guide and followed the recommended practices.
• [ ] Wikis or README have been reviewed and added / updated if needed (for bug fixes / features)

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