update visual tests

Author: cpsievert

inst/docker/Dockerfile.vtest

@@ -95,6 +95,7 @@ RUN R -e "install.packages('testthat')"
 ARG CRANCACHE=1
 RUN R -e "update.packages(ask=FALSE)"
 RUN R -e "remotes::install_github('r-lib/vdiffr')"
+RUN R -e "install.packages('rnaturalearth')"
 
 # install any new dependencies, then either manage cases (the default) or run tests
 # note the workaround to get docker to run a proper exit status when there are testthat errors

tests/figs/abline/cookbook-axes-multiple-abline.svg

@@ -115,7 +115,7 @@ test_that("resolves overlapping axis ticks", {
   world <- rnaturalearth::ne_countries(returnclass = "sf")
 
   # filter the world sf object down to canada
-  canada <- rnaturalearth::filter(world, name == "Canada")
+  canada <- dplyr::filter(world, name == "Canada")
   # coerce cities lat/long data to an official sf object
   cities <- sf::st_as_sf(
     maps::canada.cities,
@@ -134,5 +134,5 @@ test_that("resolves overlapping axis ticks", {
   p <- ggplot() +
     geom_sf(data = canada) +
     geom_sf(data = cities, aes(size = pop), color = "red", alpha = 0.3)
-  ggplotly(p)
+  expect_doppelganger_built(ggplotly(p), "sf-axis-ticks")
 })