[ISSUE #8413]add some test cases for commom module

[yueranniu]

Which Issue(s) This PR Fixes

add test case for BrokerConfigSingleton in commom module
Fixes #8413

Brief Description

add test case for BrokerConfigSingleton in commom module by using tongyi tools.

How Did You Test This Change?

run test case successfull.

[yueranniu]

for soc in #8262 .

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 45.07%. Comparing base (d9d53d5) to head (db56275).

Additional details and impacted files

@@              Coverage Diff              @@
##             develop    #8414      +/-   ##
=============================================
- Coverage      45.12%   45.07%   -0.05%     
+ Complexity     10931    10924       -7     
=============================================
  Files           1274     1274              
  Lines          88970    88970              
  Branches       11434    11434              
=============================================
- Hits           40144    40102      -42     
- Misses         43826    43859      +33     
- Partials        5000     5009       +9     

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