test: Skip if not installed

Author: krlmlr

tests/testthat/test-list.R

@@ -29,6 +29,7 @@ test_that("one-level lists can be read", {
 
 test_that("rel_filter() handles LIST logical type", {
   skip_if_not(getRversion() >= "4.3.0")
+  skip_if_not_installed("tibble")
 
   con <- dbConnect(duckdb())
   on.exit(dbDisconnect(con, shutdown = TRUE))