You should look at item "1".
Open popup,
At one moment, it looks with line in the bottom of "1".
Open popup again.
"1" is without line in the bottom - font has changed.
Affected tests:
ControlsAutomatedTestSuite/javafx/scene/control/test/choicebox/ChoiceTest/show
ControlsAutomatedTestSuite/javafx/scene/control/test/choicebox/ChoiceTest/showAPI
Open popup,
At one moment, it looks with line in the bottom of "1".
Open popup again.
"1" is without line in the bottom - font has changed.
Affected tests:
ControlsAutomatedTestSuite/javafx/scene/control/test/choicebox/ChoiceTest/show
ControlsAutomatedTestSuite/javafx/scene/control/test/choicebox/ChoiceTest/showAPI