R version 4.4.0 Under development (unstable) (2006-00-00 ucrt) -- "Unsuffered Consequences"
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Platform: x86_64-w64-mingw32/x64

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> # rm(list = ls())
> # Sys.setenv(R_TESTS = "")
> library(testthat)
> options(collapse_export_F = TRUE)
> # library(collapse)
> 
> test_check("collapse")
Loading required package: collapse
collapse 2.0.3, see ?`collapse-package` or ?`collapse-documentation`

Attaching package: 'collapse'

The following object is masked from 'package:stats':

    D

[ FAIL 0 | WARN 0 | SKIP 0 | PASS 19563 ]
> 
> 
> proc.time()
   user  system elapsed 
 217.28   15.85  233.85