feat(async): stabilize poll

[tomas-zijdemans]

I added a couple of more tests + input validation

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 94.38%. Comparing base (d2fb2d6) to head (b6d597c).
⚠️ Report is 6 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #7060   +/-   ##
=======================================
  Coverage   94.38%   94.38%           
=======================================
  Files         628      628           
  Lines       50178    50183    +5     
  Branches     8840     8842    +2     
=======================================
+ Hits        47360    47365    +5     
  Misses       2251     2251           
  Partials      567      567           

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[bartlomieju]

This needs a rebase though

[tomas-zijdemans]

Fixed