Nothing
Code
expect_error(multi_model_1(yields[1:120, ], "normal", ".", c("knn", "svmRadial"),
"Accuracy", ctrl))
expect_error(multi_model_1(yields[1:120, ], "normal", ".", c("knn", "svmRadial"),
metric = NULL, ctrl, new_data = yields[1:120, ]))
expect_error(multi_model_1(yields[1:120, ], "normal", ".", method = NULL,
metric = "Accuracy", ctrl, new_data = yields[1:120, ]))
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