test_that("hebrew", {
  expect_equal(hebrew_date(5785, 4, 19), as_hebrew("2025-07-15"))
  expect_equal(
    as.Date(as_gregorian(hebrew_date(5785, 4, 19))),
    as.Date("2025-07-15")
  )
  expect_equal(
    hebrew_date(5785, 4, 19) |> vec_data(),
    gregorian_date(2025, 7, 15) |> vec_data()
  )
  expect_error(hebrew_date(5785, 13, 1))
  expect_error(hebrew_date(2025, 2, 30))
  expect_error(hebrew_date(2024.4, 2, 12))
  expect_no_error(hebrew_date(2025, 2, 28))
  expect_error(hebrew_date(1:3, 2:4, 5:6))
  expect_no_error(hebrew_date(1:3, 2:4, 5))
  expect_error(hebrew_date(NA, 2, 30))
  expect_error(hebrew_date(NA, NA, 31))
  expect_error(hebrew_date(NA, NA, 32))
  expect_equal(
    gregorian_date(1967, 5, 2) |>
      as_hebrew() |>
      cal_hebrew$from_rd() |>
      cal_hebrew$to_rd(),
    gregorian_date(1967, 5, 2) |> as.numeric()
  )
  expect_no_error(as_hebrew(1:1e4) |> as.list() |> validate_hebrew())

  # Holidays
  expect_equal(
    rosh_hashanah(2025:2030),
    as_gregorian(c(
      "2025-09-23",
      "2026-09-12",
      "2027-10-02",
      "2028-09-21",
      "2029-09-10",
      "2030-09-28"
    ))
  )
  expect_equal(
    passover(2025:2030),
    as_gregorian(c(
      "2025-04-13",
      "2026-04-02",
      "2027-04-22",
      "2028-04-11",
      "2029-03-31",
      "2030-04-18"
    ))
  )
  expect_equal(shavuot(2025:2030) - passover(2025:2030), rep(50, 6))
  expect_equal(
    yom_kippur(2025:2030),
    as_gregorian(c(
      "2025-10-02",
      "2026-09-21",
      "2027-10-11",
      "2028-09-30",
      "2029-09-19",
      "2030-10-07"
    ))
  )
  expect_equal(sukkot(2025:2030) - rosh_hashanah(2025:2030), rep(14, 6))
  expect_equal(
    hanukkah(2025:2030),
    as_gregorian(c(
      "2025-12-15",
      "2026-12-05",
      "2027-12-25",
      "2028-12-13",
      "2029-12-02",
      "2030-12-21"
    ))
  )
  expect_equal(
    purim(2025:2030),
    as_gregorian(c(
      "2025-03-14",
      "2026-03-03",
      "2027-03-23",
      "2028-03-12",
      "2029-03-01",
      "2030-03-19"
    ))
  )
})


test_that("ohebrew", {
  expect_equal(
    gregorian_date(1967, 5, 2) |>
      as_ohebrew() |>
      cal_ohebrew$from_rd() |>
      cal_ohebrew$to_rd(),
    gregorian_date(1967, 5, 2) |> as.numeric()
  )
  expect_equal(
    ohebrew_date(2774, 3, 1:4) |>
      cal_ohebrew$from_rd() |>
      cal_ohebrew$to_rd(),
    ohebrew_date(2774, 3, 1:4) |> vctrs::vec_data()
  )
})

test_that("samaritan", {
  expect_equal(
    gregorian_date(1967, 5, 2) |>
      as_samaritan() |>
      cal_samaritan$from_rd() |>
      cal_samaritan$to_rd(),
    gregorian_date(1967, 5, 2) |> as.numeric()
  )
  expect_equal(
    samaritan_date(3663, 3, 1:10) |>
      cal_samaritan$from_rd() |>
      cal_samaritan$to_rd(),
    samaritan_date(3663, 3, 1:10) |> vctrs::vec_data()
  )
})