context("love")

test_that("love works", {
  tms <- as.POSIXct("1995-01-01", tz = "UTC")

  wave_groups <- data.frame(start = 0, end = 8)

  et <- Earthtide$new(
    utc = tms,
    latitude = 49.00937,
    longitude = 8.40444,
    elevation = 120,
    gravity = 9.8127,
    cutoff = 1e-10,
    wave_groups = wave_groups
  )

  love_dat <- et$love_params

  # comparison to ETERNA
  expect_equal(13.943036, love_dat$dom0)
  expect_equal(15.073729, love_dat$domr)
  expect_equal(-0.000625, love_dat$dgr)
  expect_equal(-0.002505, love_dat$dhr)
  expect_equal(-0.001261, love_dat$dkr)
  expect_equal(0.0000781, love_dat$dlr)
  expect_equal(0.001244, love_dat$dtr)
})