test_that("an outcome can also be a predictor and is only returned once", {
x <- mold(Sepal.Length ~ Sepal.Length, iris)
expect_equal(
colnames(shrink(iris, x$blueprint$ptypes$predictors)),
"Sepal.Length"
)
})
test_that("`data` must be data-like", {
ptype <- data.frame(x = integer())
expect_snapshot(error = TRUE, {
shrink(1, ptype)
})
})
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