R Under development (unstable) (2024-02-19 r85946 ucrt) -- "Unsuffered Consequences"
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> library(testthat)
> test_check("mlrCPO", filter = "^meta_")
Loading required package: mlrCPO
Loading required package: ParamHelpers
Loading required package: mlr
Warning message: 'mlr' is in 'maintenance-only' mode since July 2019.
Future development will only happen in 'mlr3'
(<https://mlr3.mlr-org.com>). Due to the focus on 'mlr3' there might be
uncaught bugs meanwhile in {mlr} - please consider switching.
Starting 2 test processes
[ FAIL 0 | WARN 0 | SKIP 0 | PASS 80 ]
> 
> 
> proc.time()
   user  system elapsed 
   2.09    0.31    5.12