tests/testthat/test-is_s3.R

test_that("works with internal and regular generics", {
  expect_true(is_s3_generic("sum"))
  expect_true(is_s3_generic("[["))
  expect_true(is_s3_generic("mean"))
})
hadley/sloop documentation built on Nov. 3, 2023, 9:21 a.m.