SplitLevel { public static SplitLevel valueOf(int level) { if (level == ROOT.level) { return ROOT; } else { return new SplitLevel(level); } } private  SplitLevel(int level); int getLevel(); Orientation getOrientation(); static SplitLevel valueOf(int level); @Override int hashCode(); @Override boolean equals(Object obj); @Override String toString(); static final SplitLevel ROOT; }
@Test @Disabled public void testValueOf() { System.out.println("valueOf"); int level = 0; SplitLevel expResult = null; SplitLevel result = SplitLevel.valueOf(level); assertEquals(expResult, result); fail("The test case is a prototype."); }