The test fails on Solaris 10/CDE with the current JDK 7 (~b59):

----------System.out:(13/371)----------
Any messages for the tester will display here.
Any messages for the tester will display here.
pressed = true
released = true
clicked = true
entered = true
rotated = false
dragged = true
moved = true
The test failed: Wheel event hasn't come
The test failed: Wheel event hasn't come
The test is over, hit Ctl-C to stop Java VM
The test is over, hit Ctl-C to stop Java VM
----------System.err:(14/980)----------
java.lang.RuntimeException: Test failed. Exception thrown: java.lang.RuntimeException: Wheel event hasn't come
at MouseAdapterUnitTest.init(MouseAdapterUnitTest.java:105)
at MouseAdapterUnitTest.main(MouseAdapterUnitTest.java:238)
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:623)
at com.sun.javatest.regtest.MainWrapper$MainThread.run(MainWrapper.java:94)
at java.lang.Thread.run(Thread.java:717)