To cite package ‘doFuture.tests.extra’ in publications use:

  Bengtsson H (2025). _doFuture.tests.extra: Extra Test Sets for the
  'doFuture' Package_. R package version 0.2.0,
  <https://github.com/futureverse/dofuture.tests.extra>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {doFuture.tests.extra: Extra Test Sets for the 'doFuture' Package},
    author = {Henrik Bengtsson},
    year = {2025},
    note = {R package version 0.2.0},
    url = {https://github.com/futureverse/dofuture.tests.extra},
  }