test_that("panel.polygonsplot2 and panel.gridplot2 works", {
library(sp)
data("grid_avhrr")
I <- c(1:2000, 4000:6000)
r <- grid_avhrr
poly <- as(r[I, ], "SpatialPolygonsDataFrame")
poly2 <- union_polygon(poly)
expect_true({
# print(spplot(poly, poly_shade = poly2, panel = panel.polygonsplot2, fill = "grey", col = "red"))
print(spplot(r, poly_shade = poly, panel = panel.gridplot2, density = 1,
fill = "grey", col = "red"))
TRUE
})
})
Add the following code to your website.
For more information on customizing the embed code, read Embedding Snippets.