DocumentLinker linker = mockDocumentLinker();
JavaScriptStackSource stackSource = mockJavaScriptStackSource();
JavaScriptStackPathConstructor pathConstructor = mockJavaScriptStackPathConstructor();
trainForEmptyCoreStack(linker, stackSource, pathConstructor);
Asset library1 = mockAsset("mylib1.js");
Asset library2 = mockAsset("mylib2.js");
linker.addScriptLink("mylib1.js");
linker.addScriptLink("mylib2.js");
replay();