context("geom_gene_arrow")
test_that("a simple geom_gene_arrow plot is drawn without errors", {
expect_error( {
library(ggplot2)
ggplot(
example_genes,
aes(xmin = start, xmax = end, y = molecule, fill = gene)
) +
geom_gene_arrow(alpha = 0.5, linetype = 2, colour = "purple")
}, NA)
})
Add the following code to your website.
For more information on customizing the embed code, read Embedding Snippets.