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map.put("k1","v1"); map.put("k2","v2"); map.put("k3","v3"); Collection values = map.values(); Iterator iterator = values.iterator(); assertTrue(iterator.hasNext()); assertEquals("v1",iterator.next()); assertTrue(iterator.hasNext()); assertEquals("v2",iterator.next());
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assertEquals("v3", next.getValue()); assertFalse(iterator.hasNext()); assertEquals(map.size(), 3); assertEquals(map.keySet().size(), 3); assertEquals(map.values().size(), 3); assertEquals(map.entrySet().size(), 3); } }