Nothing
context("util_assert")
test_that("assert_character", {
object <- NULL
expect_error(assert_character(object), "'object' must be a character")
expect_error(assert_character(1), "must be a character")
expect_error(assert_character(pi), "must be a character")
expect_silent(assert_character("fred"))
})
test_that("assert_nonmissing", {
object <- NA
expect_error(assert_nonmissing(object), "'object' must not be NA")
expect_error(assert_nonmissing(NA_integer_), "must not be NA")
expect_error(assert_nonmissing(NA_real_), "must not be NA")
expect_silent(assert_nonmissing(TRUE))
})
test_that("assert_scalar", {
object <- 1:5
expect_error(assert_scalar(object), "'object' must be a scalar")
expect_error(assert_scalar(NULL), "must be a scalar")
expect_silent(assert_scalar(TRUE))
})
test_that("assert_logical", {
object <- NULL
expect_error(assert_logical(object), "'object' must be logical")
expect_error(assert_logical(1), "must be logical")
expect_error(assert_logical(pi), "must be logical")
expect_silent(assert_logical(TRUE))
})
test_that("assert_is", {
object <- NULL
expect_error(assert_is(object, "data.frame"), "'object' must be a data.frame")
expect_error(assert_is(1, "data.frame"), "must be a data.frame")
expect_error(assert_is(pi, "data.frame"), "must be a data.frame")
expect_silent(assert_is(mtcars, "data.frame"))
})
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