R Under development (unstable) (2024-09-09 r87107 ucrt) -- "Unsuffered Consequences"
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> library(testthat)
> library(ContourFunctions)
Loading required package: ggplot2
Loading required package: lhs
Loading required package: rmarkdown
> 
> test_check("ContourFunctions")

Family: gaussian 
Link function: identity 

Formula:
z ~ te(x, y)

Estimated degrees of freedom:
22.4  total = 23.38 

GCV score: 3.064679e-05     

Family: binomial 
Link function: logit 

Formula:
z ~ te(x, y)

Estimated degrees of freedom:
14.1  total = 15.07 

UBRE score: 0.1832826     
[ FAIL 0 | WARN 0 | SKIP 0 | PASS 63 ]
> 
> proc.time()
   user  system elapsed 
  36.40    0.92   37.28