Nothing
test_that("pal_extender() works", {
skip_if_not_installed("scales")
pal <- scales::pal_brewer(palette = "PiYG")
pal_e <- pal_extender(pal = pal)
expect_equal(pal(5), pal_e(5))
expect_false(any(is.na(pal_e(20))))
expect_length(pal_e(20), 20L)
})
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