R Under development (unstable) (2026-01-21 r89314 ucrt) -- "Unsuffered Consequences"
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> library(testthat)
> library(bslib)

Attaching package: 'bslib'

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

    page

> 
> test_check("bslib")
Starting 2 test processes.
[ FAIL 0 | WARN 0 | SKIP 57 | PASS 772 ]

══ Skipped tests (57) ══════════════════════════════════════════════════════════
• On CRAN (57): 'test-zzzz-bs-sass.R:4:3', 'test-zzzz-bs-sass.R:26:1',
  'test-zzzz-bs-sass.R:41:1', 'test-zzz-precompile.R:17:3',
  'test-rmd-skeletons.R:20:3', 'test-bs-theme-preset-builtin.R:4:3',
  'test-bs-theme-preset.R:6:3', 'test-bs-theme-preset.R:13:3',
  'test-bs-theme-preset.R:33:3', 'test-card.R:1:1', 'test-card.R:43:1',
  'test-fill.R:3:1', 'test-fill.R:19:1', 'test-fill.R:42:1',
  'test-fill.R:57:1', 'test-fill.R:75:1', 'test-fill.R:91:1',
  'test-fill.R:121:1', 'test-fill.R:136:1', 'test-fill.R:171:1',
  'test-fill.R:183:1', 'test-fill.R:212:1', 'test-fill.R:224:1',
  'test-input-submit.R:1:1', 'test-input-submit.R:29:1',
  'test-input-code-editor.R:14:1', 'test-input-code-editor.R:20:1',
  'test-input-code-editor.R:102:1', 'test-input-code-editor.R:109:1',
  'test-input-code-editor.R:140:1', 'test-navbar_options.R:10:1',
  'test-layout.R:1:1', 'test-layout.R:50:1', 'test-layout.R:85:1',
  'test-layout.R:101:1', 'test-layout.R:128:1', 'test-layout.R:134:1',
  'test-navs-legacy.R:72:1', 'test-page.R:36:1', 'test-page.R:81:1',
  'test-value-box.R:55:1', 'test-value-box.R:105:1', 'test-toast.R:16:1',
  'test-toast.R:23:1', 'test-toast.R:69:1', 'test-toast.R:96:1',
  'test-toast.R:118:1', 'test-toast.R:141:1', 'test-toast.R:174:1',
  'test-toast.R:190:1', 'test-toast.R:210:1', 'test-toast.R:277:1',
  'test-toast.R:293:1', 'test-toast.R:489:1', 'test-toast.R:589:1',
  'test-toast.R:668:1', 'test-toast.R:678:1'

[ FAIL 0 | WARN 0 | SKIP 57 | PASS 772 ]
> 
> proc.time()
   user  system elapsed 
   4.31    0.26   30.28