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