centralizing pubsub topics

test/elixir_ai_web/live/chat_live_test.exs

@@ -0,0 +1,26 @@
+defmodule ElixirAiWeb.ChatLiveTest do
+  use ElixirAiWeb.ConnCase, async: false
+  import ElixirAi.PubsubTopics, only: [conversation_message_topic: 1]
+
+  setup do
+    stub(ElixirAi.ConversationManager, :open_conversation, fn _name -> {:ok, self()} end)
+
+    stub(ElixirAi.ChatRunner, :get_conversation, fn _name ->
+      %{messages: [], streaming_response: nil}
+    end)
+
+    :ok
+  end
+
+  test "displays a db error when a db_error message is broadcast", %{conn: conn} do
+    {:ok, view, _html} = live(conn, ~p"/chat/test_conv")
+
+    Phoenix.PubSub.broadcast(
+      ElixirAi.PubSub,
+      conversation_message_topic("test_conv"),
+      {:db_error, "unique constraint violated"}
+    )
+
+    assert render(view) =~ "unique constraint violated"
+  end
+end