Nothing
context("mlr_graphs")
test_that("mlr_graphs access works", {
expect_equal(
ppl("robustify"),
mlr_graphs$get("robustify")
)
expect_equal(
ppl("robustify", char_to_fct.affect_columns = selector_all()),
{
graph = mlr_graphs$get("robustify")
graph$param_set$values$char_to_fct.affect_columns = selector_all()
graph
}
)
expect_equal(
ppl("bagging", graph = po("nop")),
mlr_graphs$get("bagging", graph = po("nop"))
)
expect_equal(ppl(), mlr_graphs)
})
test_that("mlr_pipeops multi-access works", {
expect_equal(
ppls("robustify"),
list(mlr_graphs$get("robustify"))
)
expect_equal(
ppls("robustify", char_to_fct.affect_columns = selector_all()),
{
graph = mlr_graphs$get("robustify")
graph$param_set$values$char_to_fct.affect_columns = selector_all()
list(graph)
}
)
expect_equal(
ppls("bagging", graph = po("nop")),
list(mlr_graphs$get("bagging", graph = po("nop")))
)
expect_equal(
ppls(c(x = "robustify")),
list(x = mlr_graphs$get("robustify"))
)
expect_equal(ppls(), mlr_graphs)
})
test_that("mlr3book authors don't sleepwalk through life", {
skip_if_not_installed("rpart")
tasks = tsks(c("breast_cancer", "sonar"))
glrn_stack = as_learner(ppl("robustify") %>>% ppl("stacking",
lrns(c("classif.rpart", "classif.debug")),
lrn("classif.rpart", id = "classif.rpart2")
))
glrn_stack$id = "Stack"
learners = c(glrn_stack)
bmr = benchmark(benchmark_grid(tasks, learners, rsmp("cv", folds = 2)))
})
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