R version 4.6.0 RC (2026-04-17 r89914 ucrt) -- "Because it was There"
Copyright (C) 2026 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(eulerr)
> test_check("eulerr")
3 set Venn diagram 

      h     k    a    b  phi
a -0.42 -0.36 1.05 1.05 3.76
b  0.42 -0.36 1.05 1.05 3.76
c  0.00  0.36 1.05 1.05 3.76
[ FAIL 0 | WARN 0 | SKIP 0 | PASS 621 ]
> 
> proc.time()
   user  system elapsed 
   9.79    0.35   10.14