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test_that("convertMLbenchObjToTask", {
suppressMessages(requirePackagesOrSkip("mlbench"))
# get all mlbench.* functions, 1spiral does not work
fs = ls("package:mlbench", pattern = "mlbench")
n = 77L
for (f in setdiff(fs, "mlbench.1spiral")) {
task = convertMLBenchObjToTask(f, n = n)
expect_s3_class(task, "Task")
# for some, n is not properly respected in mlbench
if (f %nin% c("mlbench.corners", "mlbench.hypercube", "mlbench.simplex")) {
expect_equal(getTaskSize(task), n)
}
}
# get all mlbench datasets, HouseVotes84 and Ozone have NAs in target col
ds = data(package = "mlbench")
ds = ds$results[, "Item"]
for (d in setdiff(ds, c("HouseVotes84", "Ozone"))) {
task = convertMLBenchObjToTask(d, n = n)
expect_s3_class(task, "Task")
expect_equal(getTaskId(task), d)
}
})
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