vdiffr: Visual Regression Testing and Graphical Diffing

An extension to the 'testthat' package that makes it easy to add graphical unit tests. It provides a Shiny application to manage the test cases.

See also

Useful links:

• https://vdiffr.r-lib.org/

• https://github.com/r-lib/vdiffr

• Report bugs at https://github.com/r-lib/vdiffr/issues

Author

Maintainer: Lionel Henry lionel@rstudio.com

Authors:

• Thomas Lin Pedersen thomas.pedersen@rstudio.com (ORCID)

• T Jake Luciani jake@apache.org (svglite)

• Matthieu Decorde matthieu.decorde@ens-lyon.fr (svglite)

• Vaudor Lise lise.vaudor@ens-lyon.fr (svglite)

Other contributors:

• RStudio [copyright holder, funder]

• Tony Plate (svglite: Early line dashing code) [contributor]

• David Gohel (svglite: Line dashing code and raster code) [contributor]

• Yixuan Qiu (svglite: Improved styles; polypath implementation) [contributor]

• Håkon Malmedal (svglite: Opacity code) [contributor]