The method assertSame() does not seem to exist on object<DoctrineORMModule...tionBuilderFactoryTest>.
This check looks for calls to methods that do not seem to exist on a given type.
It looks for the method on the type itself as well as in inherited classes or
implemented interfaces.
This is most likely a typographical error or the method has been renamed.
Methods can only be called on objects. This check looks for methods being called on variables that have been inferred to never be objects.