void () { TreeTest.test(TreeUtilVisitTest::root, test -> test.assertTree("+Root\n", () -> TreeUtil.expandAll(test.getTree(), () -> test.assertTree(""" -Root -RootColor RootColorRed RootColorGreen RootColorBlue -RootDigit RootDigitOne RootDigitTwo RootDigitThree RootDigitFour RootDigitFive RootDigitSix RootDigitSeven RootDigitEight RootDigitNine -RootGreek RootGreekAlpha RootGreekBeta RootGreekGamma RootGreekDelta RootGreekEpsilon """, test::done)) )); }