R Under development (unstable) (2025-05-11 r88197 ucrt) -- "Unsuffered Consequences"
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> library(testthat)
> library(zip)

Attaching package: 'zip'

The following objects are masked from 'package:utils':

    unzip, zip

> 
> test_check("zip")
[ FAIL 0 | WARN 0 | SKIP 16 | PASS 232 ]

══ Skipped tests (16) ══════════════════════════════════════════════════════════
• On CRAN (9): 'test-errors.R:7:3', 'test-inflate.R:214:3',
  'test-inflate.R:231:3', 'test-large-files.R:2:3', 'test-large-files.R:31:3',
  'test-large-files.R:66:3', 'test-paths.R:165:3', 'test-unzip.R:121:3',
  'test-zip-list.R:43:3'
• On Windows (7): 'test-errors.R:45:3', 'test-unzip.R:151:3',
  'test-unzip.R:205:3', 'test-weird-paths.R:2:3', 'test-weird-paths.R:22:3',
  'test-weird-paths.R:42:3', 'test-zipr.R:385:3'

[ FAIL 0 | WARN 0 | SKIP 16 | PASS 232 ]
> 
> proc.time()
   user  system elapsed 
   3.59    1.37    5.73