Add data type conversion test

[cydrain]

No description provided.

[sre-ci-robot]

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[cydrain]

/kind improvement

[mergify]

@cydrain 🔍 Important: PR Classification Needed!

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1. If you're fixing a bug, label it as kind/bug.
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[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 71.27%. Comparing base (3c46f4c) to head (cb9d16d).
Report is 92 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff            @@
##           main     #653       +/-   ##
=========================================
+ Coverage      0   71.27%   +71.27%     
=========================================
  Files         0       69       +69     
  Lines         0     4728     +4728     
=========================================
+ Hits          0     3370     +3370     
- Misses        0     1358     +1358     

see 69 files with indirect coverage changes

[zhengbuqian]

/lgtm