R Under development (unstable) (2025-10-10 r88914 ucrt) -- "Unsuffered Consequences"
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> 
> library(whitebox)
> # whitebox:::wbt_rust_backtrace('1')
> 
> if (requireNamespace("testthat")) {
+   library(testthat)
+   test_check("whitebox")
+ }
Loading required namespace: testthat
trying URL 'https://github.com/opengeos/whiteboxR/raw/master/inst/extdata/DEM.tif'
Content type 'image/tiff' length 194737 bytes (190 KB)
==================================================
downloaded 190 KB

[ FAIL 0 | WARN 0 | SKIP 41 | PASS 39 ]

══ Skipped tests (41) ══════════════════════════════════════════════════════════
• On CRAN (41): 'test-toolchains.R:23:3', 'test-wbt.R:13:3', 'test-wbt.R:71:3',
  'test-wbt.R:120:3', 'test-wbt.R:149:3', 'test-wbt.R:196:3',
  'test-wbt_absolute_value.R:5:3', 'test-wbt_arc_cos.R:5:3',
  'test-wbt_arc_sin.R:5:3', 'test-wbt_arc_tan.R:5:3', 'test-wbt_arcosh.R:5:3',
  'test-wbt_arsinh.R:5:3', 'test-wbt_artanh.R:5:3', 'test-wbt_ceil.R:5:3',
  'test-wbt_cos.R:5:3', 'test-wbt_cosh.R:5:3',
  'test-wbt_cumulative_distribution.R:5:3', 'test-wbt_decrement.R:5:3',
  'test-wbt_exp.R:5:3', 'test-wbt_exp2.R:5:3', 'test-wbt_floor.R:5:3',
  'test-wbt_increment.R:5:3', 'test-wbt_is_no_data.R:5:3', 'test-wbt_ln.R:5:3',
  'test-wbt_log10.R:5:3', 'test-wbt_log2.R:5:3', 'test-wbt_negate.R:5:3',
  'test-wbt_quantiles.R:5:3', 'test-wbt_reciprocal.R:5:3',
  'test-wbt_round.R:5:3', 'test-wbt_sin.R:5:3', 'test-wbt_sinh.R:5:3',
  'test-wbt_square.R:5:3', 'test-wbt_square_root.R:5:3', 'test-wbt_tan.R:5:3',
  'test-wbt_tanh.R:5:3', 'test-wbt_to_degrees.R:5:3',
  'test-wbt_to_radians.R:5:3', 'test-wbt_truncate.R:5:3',
  'test-wbt_z_scores.R:5:3', 'test-whitebox-package.R:17:3'

[ FAIL 0 | WARN 0 | SKIP 41 | PASS 39 ]
> 
> proc.time()
   user  system elapsed 
   4.90    0.45    5.89