context= parameter to test()

[MichaelChirico]

Closes #7119

Should probably sit for a while to avoid conflicts in tests.Rraw.

[github-actions]

• HEAD=test-context stopped early for DT[by,verbose=TRUE] improved in #6296
  

Generated via commit 9b2d99a

Download link for the artifact containing the test results: ↓ atime-results.zip

Task	Duration
R setup and installing dependencies	2 minutes and 52 seconds
Installing different package versions	1 minutes and 2 seconds
Running and plotting the test cases	2 minutes and 53 seconds

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 98.77%. Comparing base (b3a1134) to head (9b2d99a).
Report is 1 commits behind head on master.

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #7201      +/-   ##
==========================================
- Coverage   98.77%   98.77%   -0.01%     
==========================================
  Files          81       81              
  Lines       15223    15213      -10     
==========================================
- Hits        15037    15027      -10     
  Misses        186      186              

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[jangorecki]

I suspect froll.Rraw will also have conflicts