test:add coverage test case

[whki]

No description provided.

[codecov-commenter]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 76.84%. Comparing base (3ad5146) to head (d6a8778).
⚠️ Report is 3 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main      #34      +/-   ##
==========================================
+ Coverage   75.64%   76.84%   +1.19%     
==========================================
  Files          63       63              
  Lines       12476    12476              
==========================================
+ Hits         9438     9587     +149     
+ Misses       2499     2364     -135     
+ Partials      539      525      -14     

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