Nothing
context('varImp')
test_that("high level tests", {
data(iris)
TrainData <- iris[,1:4]
TrainClasses <- iris[,5]
expect_silent(
knnFit1 <- train(TrainData, TrainClasses,
method = "knn",
preProcess = c("center", "scale"),
tuneLength = 10,
trControl = trainControl(method = "cv"))
)
expect_silent(vv <- varImp(knnFit1))
expect_true(ncol(vv$importance) == length(levels(TrainClasses)))
expect_true(nrow(vv$importance) == ncol(TrainData))
})
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