tests/testthat/_snaps/assert_functions.md

In assertions: Simple Assertions for Beautiful and Customisable Error Messages

assert_function_expects_n_arguments() works [plain]

Code
  assert_function_expects_n_arguments(my_func_dots, 2, dots = "throw_error")
Condition
  Error:
  ! 'my_func_dots' must not contain ... arguments

Code
  assert_function_expects_n_arguments(my_func2, 2)
Condition
  Error:
  ! 'my_func2' must expect exactly 2 arguments, not 1

Code
  assert_function_expects_n_arguments(123, 1)
Condition
  Error:
  ! '123' must be a function, not a numeric

Code
  assert_function_expects_n_arguments(c(1, 2, 3), 2)
Condition
  Error:
  ! 'c(1, 2, 3)' must be a function, not a numeric

assertions documentation built on April 3, 2025, 5:52 p.m.