Put default configured .wast tests into buffered module

[Robbepop]

No description provided.

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 72.83%. Comparing base (71dd45d) to head (815590d).
⚠️ Report is 1 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #1581      +/-   ##
==========================================
- Coverage   72.85%   72.83%   -0.02%     
==========================================
  Files         180      180              
  Lines       16395    16395              
==========================================
- Hits        11944    11941       -3     
- Misses       4451     4454       +3     

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