multiset1.add("equalIn1");
        multiset1.add("fewerIn1");
        multiset2.add("equalIn1");
        multiset2.add("fewerIn1", 3);
        multiset2.add("onlyIn2", 2);
        for (int i = 0; i < elements.length; i++) {
          // add 1 more copy of each element to multiset1 than multiset2
          multiset1.add(elements[i], i + 2);
          multiset2.add(elements[i], i + 1);
        }

        }
    }

    public void test_add() {
        fileTypeHelper.add("application/pdf", "pdf");
        assertEquals("pdf", fileTypeHelper.get("application/pdf"));

        fileTypeHelper.add("text/plain", "text");
        assertEquals("text", fileTypeHelper.get("text/plain"));

        fileTypeHelper.add("image/jpeg", "image");
        assertEquals("image", fileTypeHelper.get("image/jpeg"));
    }

  public void testRunOnPopulatedList() throws Exception {
    Executor exec = newCachedThreadPool();
    CountDownLatch countDownLatch = new CountDownLatch(3);
    list.add(new MockRunnable(countDownLatch), exec);
    list.add(new MockRunnable(countDownLatch), exec);
    list.add(new MockRunnable(countDownLatch), exec);
    assertEquals(3L, countDownLatch.getCount());

    list.execute();

    assertIntact(mmHeap);
  }

  public void testSmall() {
    MinMaxPriorityQueue<Integer> mmHeap = MinMaxPriorityQueue.create();
    mmHeap.add(1);
    mmHeap.add(4);
    mmHeap.add(2);
    mmHeap.add(3);
    assertEquals(4, (int) mmHeap.pollLast());
    assertEquals(3, (int) mmHeap.peekLast());
    assertEquals(3, (int) mmHeap.pollLast());
    assertEquals(1, (int) mmHeap.peek());

    testers.add(ListLastIndexOfTester.class);
    testers.add(ListListIteratorTester.class);
    testers.add(ListRemoveAllTester.class);
    testers.add(ListRemoveAtIndexTester.class);
    testers.add(ListRemoveTester.class);
    testers.add(ListReplaceAllTester.class);
    testers.add(ListRetainAllTester.class);
    testers.add(ListSetTester.class);
    testers.add(ListSubListTester.class);
    testers.add(ListToArrayTester.class);

        List<ColumnInfo> ls = newArrayList();
        ls.add(columnAccessType());
        ls.add(columnClientIp());
        ls.add(columnHitCount());
        ls.add(columnHitCountRelation());
        ls.add(columnLanguages());
        ls.add(columnQueryId());
        ls.add(columnQueryOffset());
        ls.add(columnQueryPageSize());
        ls.add(columnQueryTime());
        ls.add(columnReferer());
        ls.add(columnRequestedAt());

    ImmutableSet.Builder<Object> builder = ImmutableSet.builderWithExpectedSize(6);
    builder.add(0);
    ImmutableSet<Object> unused = builder.build();
    ImmutableSet<Object> subject = builder.add(1).add(2).add(3).build();
    assertFalse(subject.contains(4));
  }

    assertThat(builder.build()).containsExactly("a", "b").inOrder();
    builder.add("c", "d");
    assertThat(builder.build()).containsExactly("a", "b", "c", "d").inOrder();
  }

  public void testBuilderWithDuplicateElements() {
    ImmutableSet<String> set =
        this.<String>builder()
            .add("a")
            .add("a", "a")
            .add("a", "a", "a")

        List<ColumnInfo> ls = newArrayList();
        ls.add(columnCreatedBy());
        ls.add(columnCreatedTime());
        ls.add(columnFileConfigId());
        ls.add(columnHostname());
        ls.add(columnParameters());
        ls.add(columnPassword());
        ls.add(columnPort());
        ls.add(columnProtocolScheme());
        ls.add(columnUpdatedBy());
        ls.add(columnUpdatedTime());
        ls.add(columnUsername());

        TestCorsHandler handler3 = new TestCorsHandler("handler3");

        // Execute
        corsHandlerFactory.add(origin1, handler1);
        corsHandlerFactory.add(origin2, handler2);
        corsHandlerFactory.add(origin3, handler3);

        // Verify
        assertEquals(handler1, corsHandlerFactory.get(origin1));
        assertEquals(handler2, corsHandlerFactory.get(origin2));