test_that("check_new_data works", {
set.seed(313)
examples <- matrix(exp(rnorm(40)), ncol = 4)
examples <- as.data.frame(examples)
log_trans <- recipe(~ V1 + V2 + V3 + V4, data = examples) %>%
step_log(V1, V2, V3) %>%
update_role(V1, V2, V3, new_role = "potato") %>%
update_role_requirements(role = "potato", bake = FALSE)
log_obj <- prep(log_trans, training = examples)
expect_snapshot(bake(log_obj, examples[,2:4, drop = FALSE]), error = TRUE)
expect_snapshot(bake(log_obj, examples[,3:4, drop = FALSE]), error = TRUE)
expect_snapshot(bake(log_obj, examples[, 4, drop = FALSE]), error = TRUE)
})
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