Nothing
context("test-ignore_na")
na_test <- data.frame(numbers = 1:5,
animals = c("cat", "dog", NA, "dog", NA),
stringsAsFactors = FALSE)
most_frequent <- data.frame(animal = c("dog",
NA,
"cat",
NA,
"gorilla",
"gorilla"),
day = c("monday",
"tuesday",
"wednesday",
"wednesday",
"friday",
"saturday"),
hour = 1:6)
test_that("ignore-na parameter works", {
expect_named(dummy_cols(na_test),
c("numbers",
"animals",
"animals_cat",
"animals_dog",
"animals_NA"))
expect_named(dummy_cols(na_test, ignore_na = TRUE),
c("numbers",
"animals",
"animals_cat",
"animals_dog"))
expect_named(dummy_cols(most_frequent, select_columns = "animal"),
c("animal",
"day",
"hour",
"animal_cat",
"animal_dog",
"animal_gorilla",
"animal_NA"))
expect_named(dummy_cols(most_frequent, select_columns = "animal",
ignore_na = TRUE),
c("animal",
"day",
"hour",
"animal_cat",
"animal_dog",
"animal_gorilla"))
expect_equal(dummy_cols(most_frequent,
select_columns = "animal")$animal_cat,
c(0, NA, 1, NA ,0 ,0))
expect_equal(dummy_cols(most_frequent,
ignore_na = TRUE)$animal_cat,
c(0, NA, 1, NA ,0 ,0))
expect_equal(dummy_cols(most_frequent,
select_columns = "animal")$animal_gorilla,
c(0, NA, 0, NA, 1, 1))
expect_equal(dummy_cols(most_frequent,
ignore_na = TRUE)$animal_gorilla,
c(0, NA, 0, NA, 1, 1))
expect_equal(dummy_cols(most_frequent,
select_columns = "animal")$animal_NA,
c(0, 1, 0, 1, 0, 0))
expect_equal(dummy_cols(na_test)$animals_cat,
c(1, 0, NA, 0, NA))
expect_equal(dummy_cols(na_test)$animals_dog,
c(0, 1, NA, 1, NA))
expect_equal(dummy_cols(na_test)$animals_NA,
c(0, 0, 1, 0, 1))
expect_equal(dummy_cols(na_test, ignore_na = TRUE)$animals_cat,
c(1, 0, NA, 0, NA))
expect_equal(dummy_cols(na_test, ignore_na = TRUE)$animals_dog,
c(0, 1, NA, 1, NA))
})
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