Programming Phoenix

Testing Views and Templates

As we’ve said, any code worth writing is code worth testing, and your views are no exception. As you saw in Chapter 3, ​Controllers, Views, and Templates​, Phoenix templates are simply functions in a parent’s view module. You can test these functions like any other. In this section, you’ll see how to test views and templates in isolation.

Create a test/views/video_view_test.exs and key this in:

testing_mvc/listings/rumbl/test/views/video_view_test.exs

defmodule Rumbl.VideoViewTest do
  use Rumbl.ConnCase, async: true
  import Phoenix.View

  test "renders index.html", %{conn: conn} do 
    videos = [%Rumbl.Video{id: "1", title: "dogs"},
              %Rumbl.Video{id: "2", title:  ...