v <- labelled::labelled(c(3,4,4,3,8,9),
c(YES = 3, NO = 4, wrong_label = 8, refused = 9)
)
input_labelled_var = harmonize_value_labels(v,2)
test_that("correct values are retured", {
expect_equal(harmonize_to_numeric(
harmonized_labelled_var = input_labelled_var),
c(1,0,0,1,NA_real_, NA_real_))
})
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