Testsuite name: Swing Regression
Test name(s): javax/swing/JTabbedPane/4666224/bug4666224.html
Product(s) tested: JDK 9 b82
OS/architecture: Mac 10.10 x64

Reproducible: Always
Reproducible on machine: Evergreen-machine
[If Sometimes] Also reproducible on machine:

Is it a Regression: No
[If Regression] Regression introduced in release/build:
Test result on the last GAed release for this train: Failed as the same issue(JDK 8u51 b16 on the same OS)
[if Fail] Test result on FCS: Mac 10.10 can not support the installation of JDK 1.8.0

Is it a platform specific issue: Yes (same build with Win7 sp1 x64: Pass
                                                      same build with Solaris 11.2 x64: Pass
                                                      same build with Solaris11 sparc: Pass
                                                      same build with Ubuntu15.04 x64: Pass)
[If platform specific issue] Is it a new (previously unsupported) OS/browser/mode testing: No
[If new configuration testing] Issue specific to execution mode or OS/browser version:



Case Instruction:

Note : Incase of Assertion failure,user can enter
 remarks by pressing 'Assertion Fail Remarks ' button
 
 You would see an applet with JTabbedPane. Keep the size of applet
variable.
 
 ON ALL PLATFORMS
1. Click on any of the tabs, focus indicator is visible
2. Lose focus on the window by clicking on some other window
3. Focus indicator should disappear
4. Regain focus on the window the focus indicator should reappear.
 If focus doesn't behave as above,
 press 'Assertion Fail' else press 'Assertion Pass'


Actual behavior:
We can't distinguish the focus moving when according to the description of the case instruction. The instruction you can refer to bug4666224.png.

Validation:
JDK 9 b77 with the same OS: Failed as the same issue