Credo and tests.

lib/screens/v2/widget_instance/elevator_closures.ex

@@ -1,7 +1,9 @@
 defmodule Screens.V2.WidgetInstance.ElevatorClosures do
+  @moduledoc false
+
+  alias Screens.Alerts.Alert
   alias ScreensConfig.Screen
   alias ScreensConfig.V2.Elevator
-  alias Screens.Alerts.Alert
 
   defstruct screen: nil,
             alerts: nil,

test/screens/v2/widget_instance/elevator_closures_test.exs

@@ -0,0 +1,71 @@
+defmodule Screens.V2.WidgetInstance.ElevatorClosuresTest do
+  use ExUnit.Case, async: true
+
+  alias Screens.V2.WidgetInstance
+  alias Screens.V2.WidgetInstance.ElevatorClosures
+  alias ScreensConfig.Screen
+  alias ScreensConfig.V2.Elevator
+
+  setup do
+    %{
+      instance: %ElevatorClosures{
+        screen: struct(Screen, %{app_params: %Elevator{elevator_id: "111"}}),
+        time: ~U[2024-10-16T09:00:00Z],
+        alerts: []
+      }
+    }
+  end
+
+  describe "priority/1" do
+    test "returns 1", %{instance: instance} do
+      assert [1] == WidgetInstance.priority(instance)
+    end
+  end
+
+  describe "serialize/1" do
+    test "returns map with id, alerts, and time", %{instance: instance} do
+      assert %{
+               id: "111",
+               time: DateTime.to_iso8601(~U[2024-10-16T09:00:00Z]),
+               in_station_alerts: [],
+               outside_alerts: []
+             } == WidgetInstance.serialize(instance)
+    end
+  end
+
+  describe "slot_names/1" do
+    test "returns main_content", %{instance: instance} do
+      assert [:main_content] == WidgetInstance.slot_names(instance)
+    end
+  end
+
+  describe "widget_type/1" do
+    test "returns elevator_closures", %{instance: instance} do
+      assert :elevator_closures == WidgetInstance.widget_type(instance)
+    end
+  end
+
+  describe "audio_serialize/1" do
+    test "returns empty map", %{instance: instance} do
+      assert %{} == WidgetInstance.audio_serialize(instance)
+    end
+  end
+
+  describe "audio_sort_key/1" do
+    test "returns [0]", %{instance: instance} do
+      assert [0] == WidgetInstance.audio_sort_key(instance)
+    end
+  end
+
+  describe "audio_valid_candidate?/1" do
+    test "returns false", %{instance: instance} do
+      refute WidgetInstance.audio_valid_candidate?(instance)
+    end
+  end
+
+  describe "audio_view/1" do
+    test "returns ElevatorClosuresView", %{instance: instance} do
+      assert ScreensWeb.V2.Audio.ElevatorClosuresView == WidgetInstance.audio_view(instance)
+    end
+  end
+end