Nothing
test_that("vld_unused", {
expect_true(vld_unused())
expect_false(vld_unused(1))
})
test_that("chk_unused", {
expect_null(chk_unused())
expect_invisible(chk_unused())
expect_chk_error(chk_unused(1), "^`...` must be unused[.]$")
})
test_that("vld_used", {
expect_true(vld_used(1))
expect_false(vld_used())
})
test_that("chk_used", {
expect_null(chk_used(1))
expect_invisible(chk_used(1))
expect_chk_error(chk_used(), "^`...` must be used[.]$")
})
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