feat: support testsuite in testsuite

[Ming5024]

No description provided.

[codecov]

Codecov Report

Merging #152 (8c27b11) into master (77a9795) will decrease coverage by 0.03%.
The diff coverage is 50.00%.

❗ Current head 8c27b11 differs from pull request most recent head 3253799. Consider uploading reports for the commit 3253799 to get more accurate results

@@            Coverage Diff             @@
##           master     #152      +/-   ##
==========================================
- Coverage   72.99%   72.96%   -0.03%     
==========================================
  Files          24       24              
  Lines        5224     5227       +3     
==========================================
+ Hits         3813     3814       +1     
- Misses       1411     1413       +2     

Flag	Coverage Δ
unittests	72.96% <50.00%> (-0.03%)	⬇️

Flags with carried forward coverage won't be shown. Click here to find out more.

Impacted Files	Coverage Δ
testbase/loader.py	87.71% <50.00%> (-0.73%)	⬇️

[Ming5024]

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