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nerves_time

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Keep time in sync on Nerves devices

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nerves_time test real_time_clock bcd_test.exs
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test/real_time_clock/bcd_test.exs 

defmodule NervesTime.RealTimeClock.BCDTest do

  use ExUnit.Case

  alias NervesTime.RealTimeClock.BCD



  test "all values convert" do

    for tens <- 0..9, ones <- 0..9 do

      number = tens * 10 + ones

      bcd = tens * 16 + ones



      assert BCD.from_integer(number) == bcd

      assert BCD.to_integer(bcd) == number

    end

  end

end