tests/testthat/test_cube.R

In KateJohnson/powers: Simple computation of powers

context("Cubing tests")

test_that("At least numeric values work.", {
  num_vec <- c(0, -4.6, 3.4)
  expect_identical(cube(numeric(0)), numeric(0))
  expect_identical(cube(num_vec), num_vec^3)
})

test_that("Logicals automatically convert to numeric.", {
  logic_vec <- c(TRUE, TRUE, FALSE)
  expect_identical(cube(logic_vec), logic_vec^3)
})

test_that("Specifying a default throws an error.", {
  expect_error(cube(2,2))
})

test_that("Scalars work.", {
  expect_identical(cube(2), 2^3)
})