60 lines
1.2 KiB
Elixir
60 lines
1.2 KiB
Elixir
defmodule Farmbot.Test.SystemTasks do
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@moduledoc "Test implementation for system tasks"
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@behaviour Farmbot.System
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# System Implementation.
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def factory_reset(reason) do
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pid = fetch_pid()
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GenServer.call(pid, {:factory_reset, reason})
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end
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def reboot(reason) do
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pid = fetch_pid()
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GenServer.call(pid, {:reboot, reason})
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end
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def shutdown(reason) do
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pid = fetch_pid()
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GenServer.call(pid, {:shutdown, reason})
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end
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# Test Helpers.
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use GenServer
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@doc "Fetches the last action and reason"
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@spec fetch_last() :: {:factory_reset | :reboot | :shutdown, any} | nil
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def fetch_last do
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pid = fetch_pid()
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GenServer.call(pid, :fetch_last)
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end
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defp fetch_pid do
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maybe_pid = Process.whereis(__MODULE__)
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if is_pid(maybe_pid) do
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maybe_pid
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else
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{:ok, pid} = GenServer.start_link(__MODULE__, [], [name: __MODULE__])
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pid
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end
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end
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def init([]) do
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{:ok, []}
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end
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def handle_call({_action, _reason} = thing, _, state) do
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{:reply, :ok, [thing | state]}
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end
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def handle_call(:fetch_last, _, [] = state) do
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{:reply, nil, state}
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end
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def handle_call(:fetch_last, _, [last | _rest] = state) do
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{:reply, last, state}
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end
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end
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