tests/testthat/_snaps/assert-that.md

In pkgcache: Cache 'CRAN'-Like Metadata and R Packages

assert_that

Code
  assert_that(is.integer("a"))
Condition
  Error:
  ! is.integer("a") is not TRUE

Code
  assert_that(is.integer(1L[[2]]))
Condition
  Error:
  ! subscript out of bounds

bad assertions

Code
  assert_that(1:10)
Condition
  Error:
  ! assert_that: assertion must return a logical value

Code
  assert_that(c(TRUE, NA))
Condition
  Error:
  ! assert_that: missing values present in assertion

Code
  assert_that(c(TRUE, TRUE))
Condition
  Error:
  ! assert_that: length of assertion is not 1

call is deparsed correctly

Code
  assert_that(is_integer(1.1))
Condition
  Error:
  ! is_integer(x = 1.1) is not TRUE

Code
  assert_that(is_integer(1.00001 * 1.00001 * 1.00001 * 1.00001 * 1.00001 *
  1.00001 * 1.00001 * 1.00001 * 1.00001 * 1.00001))
Condition
  Error:
  ! is_integer(x = 1.00001 * 1.00001 * 1.00001 * 1.00001 * 1.00001 * ... is not TRUE

custom failure message

Code
  assert_that(is_count("nope"))
Condition
  Error:
  ! "nope" is not a count, a positive integer scalar

pkgcache documentation built on June 8, 2025, 10:49 a.m.