Handles on a running fake wallet: announce re-announces it as if the extension had just loaded,
push sends an unsolicited notification the way a real one does ('statusChanged', say), and
dispose removes the window listeners it installed, which every test must do in teardown.
Handles on a running fake wallet:
announcere-announces it as if the extension had just loaded,pushsends an unsolicited notification the way a real one does ('statusChanged', say), anddisposeremoves thewindowlisteners it installed, which every test must do in teardown.