test_that("ecb_euro_rates works", {
  skip_if_offline()
  skip_on_cran()
  skip_on_ci()

  expect_error(ecb_euro_rates("monthly"))
  expect_error(ecb_euro_rates(NA))
  expect_error(ecb_euro_rates(""))

  x <- ecb_euro_rates("latest")
  expect_named(x, c("date", "currency", "rate"))
  expect_identical(dim(x), c(31L, 3L))
  expect_s3_class(x, "data.frame")
  expect_s3_class(x$date, "Date")
  expect_vector(x$currency, character())
  expect_vector(x$rate, double())

  x <- ecb_euro_rates("history")
  expect_named(x, c("date", "currency", "rate"))
  expect_gt(nrow(x), 31L)
  expect_s3_class(x, "data.frame")
  expect_s3_class(x$date, "Date")
  expect_vector(x$currency, character())
  expect_vector(x$rate, double())
})