Nothing
test_that("all classif filters return correct filter values", {
task = mlr_tasks$get("sonar")
task$select(head(task$feature_names, 3))
filters = mlr_filters$mget(mlr_filters$keys())
filters$permutation$param_set$values = list(nmc = 2)
for (f in filters) {
if ("classif" %in% f$task_types && all(require_namespaces(f$packages, quietly = TRUE))) {
f$calculate(task)
expect_filter(f, task = task)
}
}
})
test_that("filters throw errors on missing values", {
task = tsk("sonar")
data = task$data(cols = c(task$target_names, head(task$feature_names, 3)))
data$V1[1] = NA
task = as_task_classif(data, target = task$target_names)
filters = mlr_filters$mget(mlr_filters$keys())
for (f in filters) {
if ("classif" %nin% f$task_types) {
next
}
if (!all(require_namespaces(f$packages, quietly = TRUE))) {
next
}
if ("missings" %in% f$properties) {
f$calculate(task)
} else {
expect_error(f$calculate(task), "missing values")
}
}
})
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