Add AnimationTest support

[Kyle-Ye]

Close #589

[codecov]

Codecov Report

❌ Patch coverage is 0% with 24 lines in your changes missing coverage. Please review.
✅ Project coverage is 30.26%. Comparing base (490deff) to head (7ff2ef0).
⚠️ Report is 1 commits behind head on main.

Files with missing lines	Patch %	Lines
...ntegration/Hosting/AppKit/View/NSHostingView.swift	0.00%	24 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #628      +/-   ##
==========================================
- Coverage   30.28%   30.26%   -0.03%     
==========================================
  Files         550      550              
  Lines       32884    32905      +21     
==========================================
- Hits         9960     9959       -1     
- Misses      22924    22946      +22     

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