test_that("labelled_defined() works", {
  sepal_length <- defined(iris$Sepal.Length,
                          labels = NULL,
                          label = "Sepal length",
                          unit = "centimeters",
                          definition = "https://www.wikidata.org/wiki/Property:P2043")
  myspecies <- defined(x =iris$Species,
                       label = "Taxon name within the Iris genus",
                       definition = "https://npgsweb.ars-grin.gov/gringlobal/taxon/taxonomygenus?id=6074",
                       namespace = "Iris")
  expect_equal(is.defined(sepal_length), TRUE)
  expect_equal(var_label(sepal_length), "Sepal length")
  expect_equal(as_character(defined(as.factor(c("Man", "Woman", "Woman", "Man")))), c("Man", "Woman", "Woman", "Man"))
  expect_equal(var_unit(sepal_length), "centimeters")
  expect_equal(var_definition(sepal_length), "https://www.wikidata.org/wiki/Property:P2043")
  expect_equal(var_namespace(myspecies), "Iris")
  expect_true(all(as.character(sepal_length) == as.character(iris$Sepal.Length)))
})

test_that("labelled_defined() throws error", {
  expect_error(var_unit(sepal_length) <- c("cm", "mm"))
  expect_error(var_unit(sepal_length) <- 1)
  expect_error(defined(x =iris$Species,
                       label = "Taxon name within the Iris genus",
                       definition = 1,
                       namespace = "Iris"))
  expect_error(defined(x =iris$Species,
                       label = "Taxon name within the Iris genus",
                       unit = 1,
                       namespace = "Iris"))
  expect_error(defined(x =iris$Species,
                       label = "Taxon name within the Iris genus",
                       namespace = 1))
})

a <- defined(x = Sys.Date(),
        label = "Today's date")

test_that("new_datetime_defined() throws errors", {
  expect_error(defined(x = Sys.Date(),
                       label = c("Today's date", "Extra label"),
                       definition = 1,
                       namespace = "Iris"))
  expect_error(defined(x = Sys.Date(),
                       label = 1,
                       definition = "Definition",
                       namespace = "Iris"))
  expect_error(defined(x = Sys.Date(),
                       label = "Today's date",
                       definition = 1,
                       namespace = "Iris"))
  expect_error(defined(x = Sys.Date(),
                       label = "Today's date",,
                       unit = 1,
                       namespace = "Iris"))
  expect_error(defined(x = Sys.Date(),
                       label = "Today's date",
                       namespace = 1))
})

test_that("new_labelled_defined() throws errors", {
  expect_error(defined(x = c(1:3),
                       label = c("Numbers","Numbers"),
                       definition = 1,
                       namespace = "Iris"))
  expect_error(defined(x = c(1:3),
                       label = "Numbers",
                       definition = 1,
                       namespace = "Iris"))
  expect_error(defined(x = c(1:3),
                       label = "Numbers",
                       definition = 1,
                       unit = 1,
                       namespace = "Iris"))
  expect_error(defined(x = c(1:3),
                       label = "Numbers",
                       namespace = 1))
})

test_that("iris_dataset() prints", {
  expect_output(str(iris_dataset), "https://doi.org/10.5281/zenodo.10396807", ignore.case = FALSE)
  expect_output(print(iris_dataset), "Iris Dataset.", ignore.case = FALSE)
})

a <- defined(iris$Sepal.Length[1:3],
        labels = NULL,
        label = "Sepal length",
        unit = "centimeters",
        definition = "https://www.wikidata.org/wiki/Property:P2043")


b <- defined(iris$Sepal.Length[4:6],
             labels = NULL,
             label = "Sepal length",
             unit = "centimeters",
             definition = "https://www.wikidata.org/wiki/Property:P2043")

bmm <- defined(iris$Sepal.Length[7:9]*10,
             labels = NULL,
             label = "Sepal length",
             unit = "milimeters",
             definition = "https://www.wikidata.org/wiki/Property:P2043")


test_that("c() works", {
  expect_equal(is.defined(c(a,b)), TRUE)
  expect_equal(length(c(a,b)), 6)
  expect_error(c(a,bmm))
})


test_that("summary.haven_labelled_defined() works ", {
  sepal_length <- iris_dataset$Sepal.Length
  expect_output(print(sepal_length), "Length of the sepal in cm")
  expect_output(summary(sepal_length), "Length of the sepal in cm \\(centimeter\\)")
  expect_equal(names(summary(sepal_length))[1], "Min.")
})

test_that("as_numeric.haven_labelled_defined() works ", {
  sepal_length <- defined(iris$Sepal.Length,
                          labels = NULL,
                          label = "Sepal length",
                          unit = "centimeters",
                          definition = "https://www.wikidata.org/wiki/Property:P2043")
  expect_equal(as_numeric(sepal_length), iris$Sepal.Length)
  expect_equal(as_character(x=sepal_length), as.character(iris$Sepal.Length))
})