Nothing
test_that("base plots work as expected", suppressWarnings({
skip_if_not_installed("vdiffr")
fplot <- function(...) function() plot(...)
cars <- as.matrix(cars)
cars <- as.data.frame(set_errors(cars, cars * 0.05))
vdiffr::expect_doppelganger("plot x", fplot(cars$speed))
vdiffr::expect_doppelganger("plot xy", fplot(cars$speed, cars$dist))
vdiffr::expect_doppelganger("plot dataframe", fplot(cars))
iris.e <- iris
iris.e[1:4] <- lapply(iris.e[1:4], function(x) set_errors(x, x*0.02))
# doesn't work with devtools::test()
# vdiffr::expect_doppelganger("plot formula", plot(
# Sepal.Width ~ Sepal.Length, iris.e, col=Species))
vdiffr::expect_doppelganger("plot formula", with(
iris.e, fplot(Sepal.Length, Sepal.Width, col=Species)))
}))
test_that("ggplot2 plots work as expected", suppressWarnings({
skip_if_not_installed("vdiffr")
skip_if_not_installed("ggplot2")
library(ggplot2)
iris.e <- iris
iris.e[1:4] <- lapply(iris.e[1:4], function(x) set_errors(x, x*0.02))
p0 <- ggplot(iris.e) + aes(Sepal.Length, Sepal.Width, color=Species) +
geom_point() + theme_bw() + theme(legend.position=c(0.6, 0.8))
p1 <- p0 +
geom_errorbar(aes(ymin=errors_min(Sepal.Width), ymax=errors_max(Sepal.Width))) +
geom_errorbarh(aes(xmin=errors_min(Sepal.Length), xmax=errors_max(Sepal.Length)))
p2 <- p0 + geom_errors()
p3 <- p0 + geom_errors(aes(x=drop_errors(Sepal.Length)))
p4 <- p0 + geom_errors(aes(y=drop_errors(Sepal.Width)))
vdiffr::expect_doppelganger("ggplot2 explicit", p1)
vdiffr::expect_doppelganger("ggplot2 automatic", p2)
vdiffr::expect_doppelganger("ggplot2 y", p3)
vdiffr::expect_doppelganger("ggplot2 x", p4)
}))
Any scripts or data that you put into this service are public.
Add the following code to your website.
For more information on customizing the embed code, read Embedding Snippets.