tests/testthat/test_checkNumber.R

In checkmate: Fast and Versatile Argument Checks

context("checkNumber")

test_that("checkNumber", {
  myobj = 1
  expect_succ_all(Number, myobj)
  myobj = "a"
  expect_fail_all(Number, myobj)

  expect_false(testNumber(integer(0)))
  expect_false(testNumber(NULL))

  expect_false(testNumber(TRUE))
  expect_false(testNumber(FALSE))
  expect_true(testNumber(1L))
  expect_true(testNumber(1.))
  expect_false(testNumber(NA))
  expect_false(testNumber(NaN))
  expect_true(testNumber(NaN, na.ok = TRUE))
  expect_true(testNumber(NA_real_, na.ok = TRUE))
  expect_false(testNumber(1:2))
  expect_false(testNumber(""))

  expect_true(testNumber(Inf))
  expect_true(testNumber(-Inf))
  expect_error(assertNumber(Inf, finite = TRUE), "finite")
  expect_error(assertNumber(-Inf, finite = TRUE), "finite")

  expect_false(testNumber(TRUE))

  expect_error(assertNumber(2+3i), "number")
})

test_that("bounds of vectors with only missings are not checked", {
  expect_true(checkNumber(NA, na.ok = TRUE, lower = 1))
  expect_true(checkNumber(NA_character_, na.ok = TRUE, upper = 10))
  expect_fail_all(Number, 0, lower = 1)
  expect_fail_all(Number, 100, upper = 10)
})