run phx.new and add phx.gen.auth

test/lokal_web/live/page_live_test.exs

@@ -0,0 +1,11 @@
+defmodule LokalWeb.PageLiveTest do
+  use LokalWeb.ConnCase
+
+  import Phoenix.LiveViewTest
+
+  test "disconnected and connected render", %{conn: conn} do
+    {:ok, page_live, disconnected_html} = live(conn, "/")
+    assert disconnected_html =~ "Welcome to Phoenix!"
+    assert render(page_live) =~ "Welcome to Phoenix!"
+  end
+end