KaufmannEx TestSupport

event_handler_test.ex

defmodule Sample.EventHandlerTest do
  use KaufmannEx.TestSupport.MockBus
 
  test "Events Can Be published & observed" do
    given_event(:"command.user.create", %{user_name: "Test User", user_email: "test@example.com"})
 
    assert %{
      payload: %{user_id: uknown_id}
    } = then_event(:"event.test")
  end
 
  test "Effects of consumed events can be observed" do
    given_event(:"command.user.create", %{user_name: "Test User", user_email: "test@example.com"})
    assert Sample.User.user_exists?("test@example.com")
  end
 
  test "other actions that trigger events can be tested" do
     Sample.SomeModule.update_user(id: 1, name: "George")
 
     assert %{payload: %{name: "George" }} = then_event(:"command.user.update")
  end
end