R Under development (unstable) (2025-01-27 r87654 ucrt) -- "Unsuffered Consequences"
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> # This file is part of the standard setup for testthat.
> # It is recommended that you do not modify it.
> #
> # Where should you do additional test configuration?
> # Learn more about the roles of various files in:
> # * https://r-pkgs.org/testing-design.html#sec-tests-files-overview
> # * https://testthat.r-lib.org/articles/special-files.html
> 
> library(testthat)
> library(mvreg)
> 
> test_check("mvreg")

Response: Sepal.Length

Mean Model Comparison (variance component taken as in the full model)
model1 = ~ 1
model2 = ~ Species

       -2logLik n.param    AIC df.residuals   LRT df  Pr(>Chi)    
model1   366.09       3 372.09          147                       
model2   219.69       5 229.69          145 146.4  2 < 2.2e-16 ***

---

Variance Model Comparison (mean component taken as in the full model):
model1 = ~ 1
model2 = ~ Sepal.Width

       -2logLik n.param    AIC df.residuals    LRT df Pr(>Chi)  
model1   223.45       4 231.45          146                     
model2   219.69       5 229.69          145 3.7579  1  0.05256 .

[ FAIL 0 | WARN 0 | SKIP 0 | PASS 489 ]
> 
> proc.time()
   user  system elapsed 
   6.39    0.53   22.46