Update link + add test

README.md

@@ -5,8 +5,8 @@
 [![Codecov test coverage](https://codecov.io/gh/r-tmap/tmap/branch/master/graph/badge.svg)](https://app.codecov.io/gh/r-tmap/tmap?branch=master)
 [![CRAN](https://www.r-pkg.org/badges/version/tmap)](https://cran.r-project.org/package=tmap) 
 [![CRAN checks](https://cranchecks.info/badges/worst/tmap)](https://cran.r-project.org/web/checks/check_results_tmap.html)
-[![Downloads](http://cranlogs.r-pkg.org/badges/tmap?color=brightgreen)](https://www.r-pkg.org:443/pkg/tmap)
-[![License](https://img.shields.io/badge/License-GPL%20v3-brightgreen.svg?style=flat)](http://www.gnu.org/licenses/gpl-3.0.html)
+[![Downloads](https://cranlogs.r-pkg.org/badges/tmap?color=brightgreen)](https://www.r-pkg.org:443/pkg/tmap)
+[![License](https://img.shields.io/badge/License-GPL%20v3-brightgreen.svg?style=flat)](https://www.gnu.org/licenses/gpl-3.0.html)
 [![r-universe](https://r-tmap.r-universe.dev/badges/tmap)](https://r-tmap.r-universe.dev/tmap)
 <!-- badges: end -->
 

tests/testthat/test-v3.R

@@ -98,6 +98,11 @@ test_that("v3 legends work", {
 			tm_fill("income_grp") +
 			tm_add_legend(type = "fill", title = "hello", labels = c("1", "2", "3"), col = "blue", border.col = "black")
 	)
+
+	expect_message(
+		tm_shape(World) +
+			tm_fill("income_grp", border.alpha = 0.5)
+	)
 })
 
 test_that("title size works with many titles.", {