Extend testing of artist page

test/music_library_web/live/artist_live/show_test.exs

@@ -10,16 +10,19 @@ defmodule MusicLibraryWeb.ArtistLive.ShowTest do
 
   setup :verify_on_exit!
 
+  defp escape(string) do
+    string
+    |> Phoenix.HTML.html_escape()
+    |> Phoenix.HTML.safe_to_string()
+  end
+
   describe "Show artist" do
-    test "it shows records from the collection", %{conn: conn} do
+    test "it shows the artist bio and play count", %{conn: conn} do
       current_time = DateTime.utc_now()
 
       collection_record =
         record_fixture_with_artist("Steven Wilson", %{purchased_at: current_time})
 
-      _wishlist_record = record_fixture_with_artist("Steven Wilson", %{purchased_at: nil})
-      _other_record = record_fixture_with_artist("Porcupine Tree", %{purchased_at: current_time})
-
       [artist] = collection_record.artists
       artist_musicbrainz_id = artist.musicbrainz_id
 
@@ -33,7 +36,73 @@ defmodule MusicLibraryWeb.ArtistLive.ShowTest do
 
       {:ok, show_live, _html} = live(conn, ~p"/artists/#{artist_musicbrainz_id}")
 
-      assert render_async(show_live) =~ "Steven Wilson"
+      render_async(show_live)
+
+      # play count
+      assert has_element?(show_live, "span", "123")
+
+      assert has_element?(show_live, "summary", "Biography")
+
+      assert element(show_live, "details")
+    end
+
+    test "it gracefully handles errors in fetching bio and play count", %{conn: conn} do
+      current_time = DateTime.utc_now()
+
+      collection_record =
+        record_fixture_with_artist("Steven Wilson", %{purchased_at: current_time})
+
+      [artist] = collection_record.artists
+      artist_musicbrainz_id = artist.musicbrainz_id
+
+      expect(APIBehaviourMock, :get_artist_info, fn {:musicbrainz_id, ^artist_musicbrainz_id},
+                                                    _config ->
+        {:error, :timeout}
+      end)
+
+      {:ok, show_live, _html} = live(conn, ~p"/artists/#{artist_musicbrainz_id}")
+
+      render_async(show_live)
+
+      # play count
+      refute has_element?(show_live, "span", "123")
+      assert has_element?(show_live, "div", "There was an error loading the play count")
+
+      refute has_element?(show_live, "summary", "Biography")
+      assert has_element?(show_live, "div", "There was an error loading the biography")
+    end
+
+    test "it shows records from the collection and the wishlist", %{conn: conn} do
+      current_time = DateTime.utc_now()
+
+      collection_record =
+        record_fixture_with_artist("Steven Wilson", %{
+          title: "The Raven that refused to sing",
+          purchased_at: current_time
+        })
+
+      wishlist_record =
+        record_fixture_with_artist("Steven Wilson", %{
+          title: "Grace for drowning",
+          purchased_at: nil
+        })
+
+      other_record = record_fixture_with_artist("Porcupine Tree", %{purchased_at: current_time})
+
+      [artist] = collection_record.artists
+      artist_musicbrainz_id = artist.musicbrainz_id
+
+      {:ok, show_live, _html} = live(conn, ~p"/artists/#{artist_musicbrainz_id}")
+
+      # collection records
+      assert has_element?(show_live, "#collection p", escape(collection_record.title))
+
+      # wishlist records
+      assert has_element?(show_live, "#wishlist p", escape(wishlist_record.title))
+
+      # other records
+      refute has_element?(show_live, "#collection p", escape(other_record.title))
+      refute has_element?(show_live, "#wishlist p", escape(other_record.title))
     end
   end
 end