Merge 5b065f6 into cd4fee7

lib/live_odds/account.ex

@@ -3,10 +3,9 @@ defmodule LiveOdds.Account do
   A bank account.
   """
 
-
   @doc "Open a bank account."
-  @spec start() :: {:ok, pid} | {:error, {:already_started, pid} | term}
-  def start do
+  @spec start_link() :: {:ok, pid} | {:error, {:already_started, pid} | term}
+  def start_link do
     Agent.start(fn -> 0 end, [name: :account])
   end
 

lib/live_odds/supervisor.ex

@@ -0,0 +1,18 @@
+defmodule LiveOdds.Supervisor do
+  @moduledoc false
+
+  use Supervisor
+
+  def start_link do
+    Supervisor.start_link(__MODULE__, [])
+  end
+
+  def init([]) do
+    children = [
+      worker(LiveOdds.Account, []),
+      worker(PubSub, []),
+    ]
+
+    supervise(children, strategy: :one_for_one)
+  end
+end

mix.exs

@@ -22,7 +22,8 @@ defmodule LiveOdds.Mixfile do
      {:credo, "> 0.0.0", only: [:dev, :test]},
      {:ex_doc, "> 0.0.0", only: :dev},
      {:excoveralls, "> 0.0.0", only: :test},
-     {:dialyxir, "> 0.0.0", only: :dev, runtime: false}
+     {:dialyxir, "> 0.0.0", only: :dev, runtime: false},
+     {:pubsub, "0.0.2"},
     ]
   end
 end

mix.lock

@@ -15,4 +15,5 @@
   "mimerl": {:hex, :mimerl, "1.0.2", "993f9b0e084083405ed8252b99460c4f0563e41729ab42d9074fd5e52439be88", [:rebar3], []},
   "mix_test_watch": {:hex, :mix_test_watch, "0.3.3", "70859889a8d1d43d1b75d69d87258a301f43209a17787cdb2bd9cab42adf271d", [:mix], [{:fs, "~> 2.12", [hex: :fs, optional: false]}]},
   "poison": {:hex, :poison, "3.1.0", "d9eb636610e096f86f25d9a46f35a9facac35609a7591b3be3326e99a0484665", [:mix], []},
+  "pubsub": {:hex, :pubsub, "0.0.2", "0b48c4ea81625e1119a116243ba212f025b188d018a474e61fe48705aff5a36f", [:mix], []},
   "ssl_verify_fun": {:hex, :ssl_verify_fun, "1.1.1", "28a4d65b7f59893bc2c7de786dec1e1555bd742d336043fe644ae956c3497fbe", [:make, :rebar], []}}

test/live_odds/account_test.exs

@@ -3,9 +3,8 @@ defmodule AccountTest do
   use ExUnit.Case
   alias LiveOdds.Account
 
-
   setup do
-    {:ok, _pid} = Account.start()
+    {:ok, _pid} = Account.start_link()
 
     on_exit(fn() ->
       :ok = Account.stop()

test/live_odds/supervisor_test.exs

@@ -0,0 +1,20 @@
+defmodule SupervisorTest do
+
+  use ExUnit.Case
+
+  setup do
+    {:ok, pid} = LiveOdds.Supervisor.start_link()
+    {:ok, [pid: pid]}
+  end
+
+  test "it's alive!", %{pid: pid} do
+    assert Process.alive?(pid)
+  end
+
+  test "starts Account and PubSub", %{pid: pid} do
+    [{PubSub, _, _, _},
+     {LiveOdds.Account, _, _, _},
+    ] = Supervisor.which_children(pid)
+  end
+
+end