R Under development (unstable) (2024-01-22 r85820 ucrt) -- "Unsuffered Consequences"
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> library(testthat)
> library(ggdag)

Attaching package: 'ggdag'

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

    filter

> 
> test_check("ggdag")
[ FAIL 0 | WARN 0 | SKIP 21 | PASS 90 ]

══ Skipped tests (21) ══════════════════════════════════════════════════════════
• On CRAN (21): 'test-StatsandGeoms.R:24:3', 'test-adjustment_sets.R:3:3',
  'test-adjustment_sets.R:11:7', 'test-canonical.R:6:3',
  'test-colliders.R:6:3', 'test-drelationship.R:9:3',
  'test-equivalence.R:12:3', 'test-exogenous.R:8:3', 'test-geom_dag.R:35:3',
  'test-geom_dag.R:51:3', 'test-geom_dag.R:72:3', 'test-ggdag.R:6:3',
  'test-instrumental.R:5:3', 'test-instrumental.R:19:3',
  'test-instrumental.R:33:3', 'test-layouts.R:64:3', 'test-paths.R:44:3',
  'test-quick_plots.R:4:3', 'test-relations.R:4:3', 'test-status.R:14:3',
  'test-themes.R:8:3'

[ FAIL 0 | WARN 0 | SKIP 21 | PASS 90 ]
Deleting unused snapshots:
• drelationship/ggdag-dconnected-d-separates-x-and-y.svg
• drelationship/ggdag-drelationship-d-connects-x-and-y.svg
• drelationship/ggdag-drelationship-d-connects-xy-no-collider.svg
• drelationship/ggdag-dseparated-d-separates-x-and-y.svg
• equivalence/ggdag-equivalent-class-plots-all-reversible-edges.svg
• equivalence/ggdag-equivalent-class-plots-labels.svg
• equivalence/ggdag-equivalent-class-plots-no-reversible-edges.svg
• equivalence/ggdag-equivalent-dags-plots-6-equivalent-dags.svg
• geom_dag/geom-dag-edges-arc-is-arcy.svg
• geom_dag/geom-dag-edges-diagonal-is-arcy.svg
• geom_dag/geom-dag-edges-fan-is-fany.svg
• geom_dag/geom-dag-label-repel-repels-labels.svg
• ggdag/ggdag-classic-plots-basic-dag-classically.svg
• layouts/df-time-ordered-coords.svg
• paths/ggdag-paths-fan-draws-4-open-paths.svg
• quick_plots/ggdag-butterfly-bias-is-a-butterfly.svg
• quick_plots/ggdag-collider-triangle-is-triangle-too.svg
• quick_plots/ggdag-confounder-triangle-is-triangle.svg
• relations/ggdag-ancestors-identifies-v-w1-and-z1.svg
• relations/ggdag-descendants-identifies-y-x-and-z1.svg
• relations/ggdag-parents-identifies-z2-x-w1-and-w2.svg
• themes/theme-dag-gray-grid.svg
• themes/theme-dag-gray.svg
• themes/theme-dag-grid.svg
> 
> proc.time()
   user  system elapsed 
  10.98    0.48   11.29