defmodule Microwaveprop.Propagation.RegionTest do
  use ExUnit.Case, async: true

  alias Microwaveprop.Propagation.Region

  test "Atlanta GA is in southeast" do
    assert Region.for_point(33.7, -84.4) == :southeast
  end

  test "Denver CO falls into a region" do
    assert Region.for_point(39.7, -104.9) in [
             :northwest,
             :northcentral,
             :southwest,
             :southeentral,
             :midwest,
             :mountain_west,
             :other
           ]
  end

  test "returns :other for points outside CONUS" do
    assert Region.for_point(19.0, -155.0) == :other
  end
end