map.put("foo", 1);
    map.put("bar", 2);
    map.put("bar", 3);
    assertEquals("{foo=[1], bar=[2, 3]}", map.toString());
    assertEquals("[foo=1, bar=2, bar=3]", map.entries().toString());
  }

  public void testLinkedPutOutOfOrder() {
    Multimap<String, Integer> map = create();
    map.put("bar", 1);
    map.put("foo", 2);
    map.put("bar", 3);

            fieldRuleMap.put("name", "//address/item/name");
            fieldRuleMap.put("access", "//address/item/access");
            fieldRuleMap.put("image", "//address/item/image/@file");
            fieldRuleMap.put("email", "//address/item/access[@kind='email']");
            fieldRuleMap.put("url", "//address/item/access[@kind='url']");
            fieldRuleMap.put("tel", "//address/item/access[@kind='tel']");

            @Override
            public boolean update(final String index, final String id, final String field, final Object value) {
                resultMap.put("index", index);
                resultMap.put("id", id);
                resultMap.put("field", field);
                resultMap.put("value", value.toString());
                return true;
            }
        };
        ComponentUtil.register(client, "searchEngineClient");

          .put(ClassCastException.class, e -> e instanceof ClassCastException)
          .put(
              ConcurrentModificationException.class,
              e -> e instanceof ConcurrentModificationException)
          .put(ExecutionError.class, e -> e instanceof ExecutionError)
          .put(ExecutionException.class, e -> e instanceof ExecutionException)

          .put(105, 0xf19118e187456638L)
          .put(84, 0x3e2e58f9196abfe5L)
          .put(67, 0xd38ae3dec0107aeaL)
          .put(53, 0xea3033885868e10eL)
          .put(42, 0x1394a146d0d7e04bL)
          .put(33, 0x9962499315d2e8daL)
          .put(26, 0x0849f5cfa85489b5L)
          .put(20, 0x83b395ff19bf2171L)
          .put(16, 0x9d33dd141bd55d9aL)
          .put(12, 0x196248eb0b02466aL)
          .put(9, 0x1cf73a50ff120336L)

	if err != nil {
		t.Fatal("Failed to create a queue store ", err)
	}
	for i := 0; i < 5; i++ {
		if _, err := store.Put(testItem); err != nil {
			t.Fatal("Failed to put to queue store ", err)
		}
	}
	// Should not allow 6th Put.
	if _, err := store.Put(testItem); err == nil {
		t.Fatalf("Expected to fail with %s, but passes", errLimitExceeded)
	}
}

          .put(ClassCastException.class, e -> e instanceof ClassCastException)
          .put(
              ConcurrentModificationException.class,
              e -> e instanceof ConcurrentModificationException)
          .put(ExecutionError.class, e -> e instanceof ExecutionError)
          .put(ExecutionException.class, e -> e instanceof ExecutionException)

          .put(IndexOutOfBoundsException.class, e -> e instanceof IndexOutOfBoundsException)
          .put(NoSuchElementException.class, e -> e instanceof NoSuchElementException)
          .put(NullPointerException.class, e -> e instanceof NullPointerException)
          .put(NumberFormatException.class, e -> e instanceof NumberFormatException)
          .put(RuntimeException.class, e -> e instanceof RuntimeException)

          .put(IndexOutOfBoundsException.class, e -> e instanceof IndexOutOfBoundsException)
          .put(NoSuchElementException.class, e -> e instanceof NoSuchElementException)
          .put(NullPointerException.class, e -> e instanceof NullPointerException)
          .put(NumberFormatException.class, e -> e instanceof NumberFormatException)
          .put(RuntimeException.class, e -> e instanceof RuntimeException)

          .put(IndexOutOfBoundsException.class, e -> e instanceof IndexOutOfBoundsException)
          .put(NoSuchElementException.class, e -> e instanceof NoSuchElementException)
          .put(NullPointerException.class, e -> e instanceof NullPointerException)
          .put(NumberFormatException.class, e -> e instanceof NumberFormatException)
          .put(RuntimeException.class, e -> e instanceof RuntimeException)