private Window getListWindow() {
		TabListPopup<?> tabList =
			(TabListPopup<?>) waitForWindowByTitleContaining("Popup Window Showing");

		return tabList;
	}
Tests for the plugin that manages the tab for multiple open programs.
Ghidra/Features/Base/src/test.slow/java/ghidra/app/plugin/core/progmgr/MultiTabPluginTest.java