prop/test/microwaveprop/propagation/mode_thresholds_test.exs

35 lines
1.1 KiB
Elixir

defmodule Microwaveprop.Propagation.ModeThresholdsTest do
use ExUnit.Case, async: true
alias Microwaveprop.Propagation.ModeThresholds
describe "required_snr_db/1" do
test "returns the documented thresholds for each supported mode" do
assert ModeThresholds.required_snr_db(:ssb) == 0.0
assert ModeThresholds.required_snr_db(:cw) == -18.0
assert ModeThresholds.required_snr_db(:q65_60a) == -24.0
assert ModeThresholds.required_snr_db(:q65_120b) == -26.0
end
test "raises FunctionClauseError for unknown modes" do
assert_raise FunctionClauseError, fn -> ModeThresholds.required_snr_db(:fm) end
end
end
describe "modes/0" do
test "returns ordered {atom, label} pairs covering every threshold" do
modes = ModeThresholds.modes()
assert {:ssb, "SSB"} in modes
assert {:cw, "CW"} in modes
assert {:q65_60a, "Q65-60A"} in modes
assert {:q65_120b, "Q65-120B"} in modes
assert length(modes) == 4
end
end
describe "default_mode/0" do
test "returns the SSB atom" do
assert ModeThresholds.default_mode() == :ssb
end
end
end