R Under development (unstable) (2023-10-05 r85268 ucrt) -- "Unsuffered Consequences"
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> library(testthat)
> library(htmltools)
> 
> test_check("htmltools")
[ FAIL 0 | WARN 2 | SKIP 5 | PASS 10280 ]

══ Skipped tests (5) ═══════════════════════════════════════════════════════════
• On CRAN (4): 'test-print.R:54:3', 'test-tag-query.R:708:3',
  'test-tags.r:37:3', 'test-tags.r:1036:3'
• knitr cannot be loaded (1): 'test-tags.r:1165:3'

[ FAIL 0 | WARN 2 | SKIP 5 | PASS 10280 ]
> 
> proc.time()
   user  system elapsed 
  22.64    0.78   23.42