void () { myFixture.testHighlighting("MyExtensionPoint.java", "extensionPointNoPluginId.xml", "ExtensionPoint.java"); IntentionAction intention = myFixture.findSingleIntention("Register extension"); myFixture.launchAction(intention); myFixture.checkResultByFile("extensionPointNoPluginId.xml", "extensionPointNoPluginId_after.xml", true); }