tests/testthat/test-fredr_release_related_tags.R

In fredr: An R Client for the 'FRED' API

test_that("fredr_release_related_tags()", {
  skip_if_no_key()

  release <- fredr_release_related_tags(
    release_id = 10L,
    tag_names = "usa",
    limit = 10L
  )

  expect_s3_class(release, c("tbl_df", "tbl", "data.frame"))
  expect_true(ncol(release) == 6)
  expect_true(nrow(release) == 10)
})

test_that("errors with 400 code on bad tag_names", {
  skip_if_no_key()

  expect_error(fredr_release_related_tags(release_id = 1, tag_names = "x"), "400")
})

test_that("input is validated", {
  expect_error(fredr_release_related_tags())
})

test_that("must have both release_id and tag_names", {
  expect_error(fredr_release_related_tags(release_id = 10L))
  expect_error(fredr_release_related_tags(tag_names = "usa"))
})