| is_false {testthat} | R Documentation |
A useful fall-back expectation like is_true
is_false() expect_false(object, info = NULL, label = NULL)
object |
object to test |
info |
extra information to be included in the message (useful when writing tests in loops). |
label |
object label. When |
Other expectations: equals,
expect_equal,
expect_equivalent,
expect_error,
expect_identical, expect_is,
expect_match, expect_message,
expect_output, expect_true,
expect_warning,
gives_warning, is_a,
is_equivalent_to,
is_identical_to, is_true,
matches, prints_text,
shows_message,
takes_less_than, throws_error
expect_that(3 == 2, is_false()) expect_false(3 == 2) a <- 1:3 expect_that(length(a) == 4, is_false())