R Under development (unstable) (2024-01-14 r85805 ucrt) -- "Unsuffered Consequences"
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> library(testthat)
> library(approxOT)
> 
> test_check("approxOT")
[ FAIL 0 | WARN 0 | SKIP 9 | PASS 126 ]

══ Skipped tests (9) ═══════════════════════════════════════════════════════════
• Not implemented (2): 'test-transport_plan.R:559:3',
  'test-transport_plan.R:587:3'
• On CRAN (7): 'test-transport_plan.R:300:3', 'test-transport_plan.R:364:3',
  'test-transport_plan_multimarg.R:136:3',
  'test-transport_plan_multimarg.R:175:3', 'test-wasserstein.R:93:3',
  'test-wasserstein.R:132:3', 'test-wasserstein.R:173:3'

[ FAIL 0 | WARN 0 | SKIP 9 | PASS 126 ]
> 
> proc.time()
   user  system elapsed 
  31.73    1.64   33.35