R Under development (unstable) (2024-02-24 r85984 ucrt) -- "Unsuffered Consequences"
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> library(testthat)
> library(N2H4)
> 
> test_check("N2H4")
[ FAIL 0 | WARN 0 | SKIP 8 | PASS 5 ]

══ Skipped tests (8) ═══════════════════════════════════════════════════════════
• On CRAN (8): 'test-func.R:15:3', 'test-func.R:29:3', 'test-func.R:38:3',
  'test-func.R:47:3', 'test-func.R:57:3', 'test-func.R:65:3',
  'test-func.R:88:3', 'test-func.R:94:3'

[ FAIL 0 | WARN 0 | SKIP 8 | PASS 5 ]
> 
> proc.time()
   user  system elapsed 
   1.14    0.17    5.79