R Under development (unstable) (2026-01-12 r89300 ucrt) -- "Unsuffered Consequences"
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> # test_a_utils.R
> 
> library(lmerTest)
Loading required package: lme4
Loading required package: Matrix

Attaching package: 'lmerTest'

The following object is masked from 'package:lme4':

    lmer

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

    step

> 
> # test safeDeparse() - equivalence and differences to deparse():
> deparse_args <- formals(deparse)
> safeDeparse_args <- formals(lmerTest:::safeDeparse)
> stopifnot(
+   all.equal(names(deparse_args), names(safeDeparse_args)),
+   all.equal(deparse_args[!names(deparse_args) %in% c("control", "width.cutoff")],
+             safeDeparse_args[!names(safeDeparse_args) %in% c("control", "width.cutoff")]),
+   all.equal(deparse_args[["width.cutoff"]], 60L),
+   all(eval(safeDeparse_args[["control"]]) %in% eval(deparse_args[["control"]])),
+   all.equal(safeDeparse_args[["width.cutoff"]], 500L)
+ )
> 
> 
> proc.time()
   user  system elapsed 
   1.73    0.35    2.07