test_that("state FIPS codes load correctly", {
  fips <- fips_data()
  state_fips <- fips_data("state")
  states_fips <- fips_data("states")

  expect_identical(fips, state_fips)
  expect_identical(fips, states_fips)
  expect_identical(state_fips, states_fips)

  expect_equal(length(fips), 3)
  expect_equal(length(fips[, 1]), 51)

  expect_equal(fips[1, "abbr"], "AK")
  expect_equal(fips[1, "fips"], "02")
  expect_equal(fips[1, "full"], "Alaska")

  expect_equal(fips[51, "abbr"], "WY")
  expect_equal(fips[51, "fips"], "56")
  expect_equal(fips[51, "full"], "Wyoming")
})

test_that("county FIPS codes load correctly", {
  county_fips <- fips_data("county")
  counties_fips <- fips_data("counties")

  expect_identical(county_fips, counties_fips)

  expect_equal(length(county_fips), 4)
  expect_equal(length(county_fips[, 1]), 3236)

  expect_equal(county_fips[1, "full"], "Alaska")
  expect_equal(county_fips[1, "abbr"], "AK")
  expect_equal(county_fips[1, "county"], "Aleutians West Census Area")
  expect_equal(county_fips[1, "fips"], "02016")

  expect_equal(county_fips[3236, "full"], "Wyoming")
  expect_equal(county_fips[3236, "abbr"], "WY")
  expect_equal(county_fips[3236, "county"], "Washakie County")
  expect_equal(county_fips[3236, "fips"], "56043")
})