[ISSUE #75]the unit test error in main

[tianliuliu]

fix #75

[codecov-commenter]

Codecov Report

Merging #76 (928e189) into main (9259af6) will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##             main      #76   +/-   ##
=======================================
  Coverage   30.07%   30.07%           
=======================================
  Files          97       97           
  Lines        4186     4186           
  Branches      660      660           
=======================================
  Hits         1259     1259           
  Misses       2682     2682           
  Partials      245      245           

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