IWidget [] widgets = persistenceManager.findAll(IWidget.class);
IWidget widget = widgets[0];
widgetGuid = widget.getGuid();
IWidgetInstance widgetInstance = persistenceManager.findWidgetInstanceByGuid(apiKey, "test", "test-shared-data-key", widgetGuid);
assertNull(widgetInstance);
widgetInstance = persistenceManager.newInstance(IWidgetInstance.class);
widgetInstance.setApiKey(apiKey);
widgetInstance.setWidget(widget);
widgetInstance.setIdKey("test");
widgetInstance.setLang("en");
widgetInstance.setNonce("nonce-test");