tests/testthat/test-is_one_string_that_is_a_number.R

In richelbilderbeek/beautier: 'BEAUti' from R

test_that("use", {
  expect_true(is_one_string_that_is_a_number("3.14"))
  expect_false(is_one_string_that_is_a_number(c("3.14", "42")))
  expect_false(is_one_string_that_is_a_number(42))
  expect_false(is_one_string_that_is_a_number("nonsense"))
  expect_false(is_one_string_that_is_a_number(NA))
  expect_false(is_one_string_that_is_a_number(NULL))
  expect_false(is_one_string_that_is_a_number(Inf))
  expect_false(is_one_string_that_is_a_number(is_one_string_that_is_a_number))
})