[#27] fixing test coverage in config and httpoison_adapter

test/lib/dayron/adapters/httpoison_adapter_test.exs

@@ -30,6 +30,17 @@ defmodule Dayron.HTTPoisonAdapterTest do
     assert body == %{}
   end
 
+  test "handles invalid json body", %{bypass: bypass, api_url: api_url} do
+    Bypass.expect bypass, fn conn ->
+      assert "/resources/id" == conn.request_path
+      assert "GET" == conn.method
+      Plug.Conn.resp(conn, 200, "{invalid_json=1}")
+    end
+    response = HTTPoisonAdapter.get("#{api_url}/resources/id")
+    assert {:ok, %Dayron.Response{status_code: 200, body: body}} = response
+    assert body == "{invalid_json=1}"
+  end
+
   test "returns a decoded body for a response list", %{bypass: bypass, api_url: api_url} do
     Bypass.expect bypass, fn conn ->
       assert "/resources" == conn.request_path

test/lib/dayron/config_test.exs

@@ -36,6 +36,13 @@ defmodule Dayron.ConfigTest do
     assert config[:headers] == [access_token: "token"]
   end
 
+  test "raises an exception if no config is present" do
+    msg = "configuration for Dayron.Repo not specified in :invalid_app environment"
+    assert_raise ArgumentError, msg, fn ->
+      Config.get(Dayron.Repo, :invalid_app)
+    end
+  end  
+
   test "raises an exception if url is missing in config" do
     Application.put_env(:dayron_test, Dayron.Repo, [])
     msg = "missing :url configuration in config :dayron_test, Dayron.Repo"