sun/awt/datatransfer/SuplementaryCharactersTransferTest.java fails with Characters are not equal! error

new regression test sun/awt/datatransfer/SuplementaryCharactersTransferTest.java failed with jdk8 and jdk7 on solarises and linuxes with the following output:
----------System.out:(0/0)----------
----------System.err:(13/775)----------
java.lang.RuntimeException: Characters are not equal!
at SuplementaryCharactersTransferTest.main(SuplementaryCharactersTransferTest.java:58)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:487)
at com.sun.javatest.regtest.MainWrapper$MainThread.run(MainWrapper.java:96)
at java.lang.Thread.run(Thread.java:722)


test passed on windows