defmodule EasyServerTest do
  use ExUnit.Case
  use EasyServer

  # Define some simple queue functionality
  cast(:push, state, element) do
    {:noreply, [element|state]}
  end

  call(:pop, [h|t], _from) do
    {:reply, h, t}
  end

  call(:list, state, _from) do
    {:reply, state, state}
  end

  # Tests
  test "initialize a queue" do
    EasyServerTest.start_link([1,2,3])
    assert [1, 2, 3] == list
  end

  test "push to queue" do
    EasyServerTest.start_link([])
    push("some element")
    assert "some element" == hd(list)
  end

  test "pop from queue" do
    EasyServerTest.start_link([1, 2, 3])
    assert 1 == pop
  end
end