tests/testthat/_snaps/misc.md

In tidymodels/recipes: Preprocessing and Feature Engineering Steps for Modeling

check_new_data works

Code
  bake(log_obj, examples[, 2:4, drop = FALSE])
Condition
  Error in `step_log()`:
  ! The following required column is missing from `new_data`: V1.

Code
  bake(log_obj, examples[, 3:4, drop = FALSE])
Condition
  Error in `step_log()`:
  ! The following required columns are missing from `new_data`: V1 and V2.

Code
  bake(log_obj, examples[, 4, drop = FALSE])
Condition
  Error in `step_log()`:
  ! The following required columns are missing from `new_data`: V1, V2, and V3.

conditionMessage method for recipes errors works

Code
  conditionMessage(attr(res, "condition"))
Output
  [1] "Error in `step_dummy()`:\nCaused by error in `prep()`:\nx All columns selected for the step should be factor or ordered.\n* 11 double variables found: `mpg`, `cyl`, `disp`, `hp`, ..."

validate_training_data errors are thrown

Code
  recipe(~., data = mtcars) %>% prep(fresh = TRUE)
Condition
  Error in `prep()`:
  ! A training set must be supplied to the `training` argument when `fresh = TRUE`.

Code
  recipe(~., data = mtcars) %>% prep(mtcars[, 1:2], fresh = TRUE)
Condition
  Error in `prep()`:
  ! Not all variables in the recipe are present in the supplied training set: `disp`, `hp`, `drat`, `wt`, `qsec`, `vs`, `am`, `gear`, and `carb`.

Code
  recipe(~., data = mtcars) %>% step_center(disp) %>% prep(retain = FALSE) %>%
    prep(mtcars, fresh = FALSE)
Condition
  Error in `prep()`:
  ! To prep new steps after prepping the original recipe, `retain = TRUE` must be set each time that the recipe is trained.

Code
  tmp <- recipe(~., data = mtcars) %>% step_center(disp) %>% prep() %>% prep(
    mtcars)
Condition
  Warning in `prep()`:
  ! The previous data will be used by `prep()`.
  i The data passed using `training` will be ignored.

spline error messages

Code
  recipe(. ~ disp, data = mtcars) %>% step_spline_convex(disp) %>% prep()
Condition
  Error in `step_spline_convex()`:
  Caused by error in `spline2_create()`:
  ! Failed to compute:
  Caused by error in `splines2::cSpline()`:
  ! mocked error

names0() error on non-positive number

Code
  names0(0)
Condition
  Error:
  ! `num` must be a whole number larger than or equal to 1, not the number 0.

ellipse_check() errors on empty selection

Code
  ellipse_check()
Condition
  Error in `ellipse_check()`:
  ! Please supply at least one variable specification.
  i See ?selections (`?recipes::selections()`) for more information.

Code
  uses_dim_red(x)
Condition
  Error in `uses_dim_red()`:
  ! Recipes version >= 0.1.17 represents the estimates using a different format. Please recreate this recipe or use version 0.1.16 or less. See issue #823 (<https://github.com/tidymodels/recipes/issues/823>).

check_options() works

Code
  check_options(c("unname", "arguments"))
Condition
  Error:
  ! `options` must be a list, not a character vector.

Code
  check_options(list("unname", "arguments"))
Condition
  Error:
  ! The list passed to `options` must be named.

Code
  check_options(list(a = 1, b = 2), exclude = "b")
Condition
  Error:
  ! The following elements of the list passed to `options` are not allowed: a and b.

Code
  check_options(list(a = 1, b = 2), include = "b")
Condition
  Error:
  ! `options` must only contain elements b, the following are not allowed: a.

recipes_argument_select() works with single selection

Code
  helper(NULL)
Condition
  Error in `helper()`:
  ! `outcome` must not be `NULL`.

Code
  helper(not_mpg)
Condition
  Error in `helper()`:
  ! Can't select columns that don't exist.
  x Column `not_mpg` doesn't exist.

Code
  helper(c())
Condition
  Error in `helper()`:
  ! only 1 selection is allowed in `outcome`, not 0.

Code
  helper(vars())
Condition
  Error in `helper()`:
  x only 1 selection is allowed in `outcome`, not 0.
  i For this argument consider using bare names instead.

Code
  helper(imp_vars())
Condition
  Error in `helper()`:
  x only 1 selection is allowed in `outcome`, not 0.
  i For this argument consider using bare names instead.

Code
  helper(c(mpg, disp))
Condition
  Error in `helper()`:
  ! only 1 selection is allowed in `outcome`, not 2.

Code
  helper(c("mpg", "disp"))
Condition
  Error in `helper()`:
  ! only 1 selection is allowed in `outcome`, not 2.

Code
  helper(vars(mpg, disp))
Condition
  Error in `helper()`:
  x only 1 selection is allowed in `outcome`, not 2.
  i For this argument consider using bare names instead.

Code
  helper(imp_vars(mpg, disp))
Condition
  Error in `helper()`:
  x only 1 selection is allowed in `outcome`, not 2.
  i For this argument consider using bare names instead.

recipes_argument_select() works with multiple selections

Code
  helper(NULL)
Condition
  Error in `helper()`:
  ! `outcome` must not be `NULL`.

Code
  helper(not_mpg)
Condition
  Error in `helper()`:
  ! Can't select columns that don't exist.
  x Column `not_mpg` doesn't exist.

Code
  helper(c())
Condition
  Error in `helper()`:
  ! only 1 selection is allowed in `outcome`, not 0.

Code
  helper(vars())
Condition
  Error in `helper()`:
  ! only 1 selection is allowed in `outcome`, not 0.

Code
  helper(imp_vars())
Condition
  Error in `helper()`:
  ! only 1 selection is allowed in `outcome`, not 0.

recipes_argument_select() errors on case_weights

Code
  helper(gear)
Condition
  Error in `helper()`:
  ! Cannot select case weights variable for `outcome`.

Code
  helper(gear)
Condition
  Error in `helper()`:
  ! Cannot select case weights variable for `outcome`.

Code
  helper(vars(gear))
Condition
  Error in `helper()`:
  ! Cannot select case weights variable for `outcome`.

Code
  helper(imp_vars(gear))
Condition
  Error in `helper()`:
  ! Cannot select case weights variable for `outcome`.

Code
  helper(starts_with("gea"))
Condition
  Error in `helper()`:
  ! Cannot select case weights variable for `outcome`.

Code
  helper(c(mpg, gear))
Condition
  Error in `helper()`:
  ! Cannot select case weights variable for `outcome`.

Code
  helper(c("mpg", "gear"))
Condition
  Error in `helper()`:
  ! Cannot select case weights variable for `outcome`.

Code
  helper(vars(mpg, gear))
Condition
  Error in `helper()`:
  ! Cannot select case weights variable for `outcome`.

Code
  helper(imp_vars(mpg, gear))
Condition
  Error in `helper()`:
  ! Cannot select case weights variable for `outcome`.

tidymodels/recipes documentation built on April 17, 2025, 6:17 p.m.