R Under development (unstable) (2024-08-17 r87027 ucrt) -- "Unsuffered Consequences"
Copyright (C) 2024 The R Foundation for Statistical Computing
Platform: x86_64-w64-mingw32/x64

R is free software and comes with ABSOLUTELY NO WARRANTY.
You are welcome to redistribute it under certain conditions.
Type 'license()' or 'licence()' for distribution details.

R is a collaborative project with many contributors.
Type 'contributors()' for more information and
'citation()' on how to cite R or R packages in publications.

Type 'demo()' for some demos, 'help()' for on-line help, or
'help.start()' for an HTML browser interface to help.
Type 'q()' to quit R.

> library(testthat)
> library(cv)
Loading required package: doParallel
Loading required package: foreach
Loading required package: iterators
Loading required package: parallel
> 
> test_check("cv")
[ FAIL 0 | WARN 0 | SKIP 7 | PASS 9 ]

══ Skipped tests (7) ═══════════════════════════════════════════════════════════
• On CRAN (7): 'test-cv.R:64:3', 'test-cv.R:70:3', 'test-cv.R:82:3',
  'test-cv.R:89:3', 'test-cv.R:100:5', 'test-cv.R:106:5', 'test-cv.R:113:5'

[ FAIL 0 | WARN 0 | SKIP 7 | PASS 9 ]
> 
> proc.time()
   user  system elapsed 
   7.78    0.82    9.48