()
| 135 | * isEmpty is true before add, false after |
| 136 | */ |
| 137 | public void testEmpty() { |
| 138 | NavigableSet q = DBMaker.memoryDB().make().treeSet("test").create(); |
| 139 | assertTrue(q.isEmpty()); |
| 140 | q.add(new Integer(1)); |
| 141 | assertFalse(q.isEmpty()); |
| 142 | q.add(new Integer(2)); |
| 143 | q.pollFirst(); |
| 144 | q.pollFirst(); |
| 145 | assertTrue(q.isEmpty()); |
| 146 | } |
| 147 | |
| 148 | /* |
| 149 | * size changes when elements added and removed |