setUpAll static method
Initializes the approval test by building a database of project classes.
Typically called from within flutter_tests function 'setUpAll'
Implementation
static Future<Set<String>> setUpAll() async {
final completer = Completer<Set<String>>();
await getWidgetNames().then((value) {
_widgetNames = value;
completer.complete(value);
});
return completer.future;
}