Nothing
library(pystr)
context("pystr_isalnum")
test_that("it returns true if all characters are alphabetic or numeric", {
expect_true(pystr_isalnum("abc123"))
})
test_that("it returns false if not all characters are alphabetic or numeric", {
expect_false(pystr_isalnum("abc123!"))
})
test_that("it works with a vector of strings", {
expect_equal(pystr_isalnum(c("one", "2", "three!")), c(TRUE, TRUE, FALSE))
})
test_that("it works with NAs", {
expect_equal(pystr_isalnum(c("one", "2", NA)), c(TRUE, TRUE, NA))
})
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