test_that("time.integer", {
  expect_identical(dtt_time(integer(0)), hms::as_hms(1)[-1])
  expect_identical(dtt_time(NA_integer_), NA_hms_)
  expect_identical(as.integer(hms::as_hms("00:00:00")), 0L)
  expect_identical(dtt_time(0L), hms::as_hms("00:00:00"))
  expect_identical(dtt_time(c(2L, NA)), c(hms::as_hms("00:00:02"), NA_hms_))
  expect_identical(dtt_time(c(-2L, NA)), c(hms::as_hms("23:59:58"), NA_hms_))
})

test_that("time.double", {
  expect_identical(dtt_time(numeric(0)), hms::as_hms(1)[-1])
  expect_identical(dtt_time(NA_real_), NA_hms_)
  expect_identical(dtt_time(1.999), hms::as_hms("00:00:01"))
  expect_identical(dtt_time(-1.999), hms::as_hms("23:59:58"))
  expect_identical(as.double(hms::as_hms("00:00:00")), 0)
  expect_equal(as.double(hms::as_hms("00:00:00.999999999")), 0.999999999)
  expect_identical(dtt_time(c(2, NA)), c(hms::as_hms("00:00:02"), NA_hms_))
})

test_that("time.character", {
  expect_identical(dtt_time(character(0)), hms::as_hms(1)[-1])
  expect_identical(dtt_time(NA_character_), NA_hms_)
  expect_identical(dtt_time("01:02:03"), hms::as_hms("01:02:03"))
  expect_identical(dtt_time("01:02:03.99999"), hms::as_hms("01:02:03"))
  expect_identical(
    dtt_time(c("01:02:03", NA)),
    c(hms::as_hms("01:02:03"), NA_hms_)
  )
})

test_that("time.Date", {
  expect_identical(dtt_time(Sys.Date()[-1]), hms::as_hms(1)[-1])
  expect_identical(dtt_time(NA_Date_), hms::as_hms("00:00:00"))
  expect_identical(dtt_time(as.Date("2000-01-01")), hms::as_hms("00:00:00"))
  expect_identical(
    dtt_time(c(as.Date("2000-01-01"), NA_Date_)),
    c(hms::as_hms("00:00:00"), hms::as_hms("00:00:00"))
  )
  expect_identical(
    dtt_time(as.Date("1970-01-04") + 0.999),
    hms::as_hms("00:00:00")
  )
  expect_identical(
    dtt_time(as.Date("1970-01-04") - 0.001),
    hms::as_hms("00:00:00")
  )
})

test_that("time.POSIXct", {
  expect_identical(dtt_time(Sys.time()[-1]), hms::as_hms(1)[-1])
  expect_identical(dtt_time(NA_POSIXct_), NA_hms_)
  expect_identical(
    dtt_time(as.POSIXct("1970-01-03 00:00:00", tz = "Etc/GMT+8")),
    hms::as_hms("00:00:00")
  )
  expect_identical(
    dtt_time(as.POSIXct("1970-01-03 00:00:00", tz = "Etc/GMT+7")),
    hms::as_hms("00:00:00")
  )
  expect_identical(
    dtt_time(as.POSIXct("1970-01-03 23:59:59", tz = "Etc/GMT+8")),
    hms::as_hms("23:59:59")
  )
  expect_identical(
    dtt_time(
      c(as.POSIXct("1970-01-03 23:59:59", tz = "Etc/GMT+8"), NA_POSIXct_)
    ),
    c(hms::as_hms("23:59:59"), NA_hms_)
  )
})

test_that("time.POSIXlt", {
  expect_identical(dtt_time(as.POSIXlt(Sys.time()[-1])), hms::as_hms(1)[-1])
  expect_identical(dtt_time(as.POSIXlt(NA_POSIXct_)), NA_hms_)
  expect_identical(
    dtt_time(as.POSIXlt("1970-01-03 00:00:00", tz = "Etc/GMT+8")),
    hms::as_hms("00:00:00")
  )
  expect_identical(
    dtt_time(as.POSIXlt("1970-01-03 23:59:59", tz = "Etc/GMT+8")),
    hms::as_hms("23:59:59")
  )
  expect_identical(
    dtt_time(
      as.POSIXlt(
        c(as.POSIXct("1970-01-03 23:59:59", tz = "Etc/GMT+8"), NA_POSIXct_)
      )
    ),
    c(hms::as_hms("23:59:59"), NA_hms_)
  )
})

test_that("time.hms", {
  expect_identical(dtt_time(hms::as_hms(1)[-1]), hms::as_hms(1)[-1])
  expect_identical(dtt_time(NA_hms_), NA_hms_)
  expect_identical(dtt_time(hms::as_hms("01:02:03")), hms::as_hms("01:02:03"))
  expect_identical(
    dtt_time(hms::as_hms("01:02:03.99999")),
    hms::as_hms("01:02:03")
  )
  expect_identical(
    dtt_time(c(hms::as_hms("01:02:03"), NA_hms_)),
    c(hms::as_hms("01:02:03"), NA_hms_)
  )
})

test_that("set_time Date", {
  expect_equal(
    dtt_set_time(as.Date("2001-01-01"), hms::as_hms("07:08:09")),
    as.POSIXct("2001-01-01 07:08:09", tz = dtt_default_tz())
  )
  expect_equal(
    dtt_set_time(
      as.Date(c("2001-01-01", "2003-01-03")),
      hms::as_hms("07:08:09")
    ),
    as.POSIXct(
      c("2001-01-01 07:08:09", "2003-01-03 07:08:09"),
      tz = dtt_default_tz()
    )
  )
})

test_that("set_time POSIXct", {
  expect_equal(
    dtt_set_time(as.POSIXct("2001-01-01 04:05:06"), hms::as_hms("07:08:09")),
    as.POSIXct("2001-01-01 07:08:09"),
    ignore_attr = TRUE
  )
  expect_equal(
    dtt_set_time(
      as.POSIXct(c("2001-01-01 04:05:06", "2003-01-03 04:05:06")),
      hms::as_hms("07:08:09")
    ),
    as.POSIXct(c("2001-01-01 07:08:09", "2003-01-03 07:08:09")),
    ignore_attr = TRUE
  )

  expect_equal(
    dtt_set_time(
      as.POSIXct("2001-01-01 04:05:06", tz = "Etc/GMT-7"),
      hms::as_hms("07:08:09")
    ),
    as.POSIXct("2001-01-01 07:08:09", tz = "Etc/GMT-7"),
    ignore_attr = TRUE
  )
})