JCK test api/java_net/ServerSocket/ConstProtectedTests.html started to fail with

Testcase "testConstNPE" is based on the following statements:
 - "Throws NullPointerException if impl is null"
 -- from source: java.net.ServerSocket.ServerSocket(SocketImpl)
testConstNPE: Failed. Expected exception java.lang.NullPointerException was not thrown by testcase "testConstNPE"

after JDK-8223262 was integrated.