assertEquivalent(stats.mean(), streamStats.getAverage());
      assertEquivalent(stats.sum(), streamStats.getSum());
      assertEquivalent(stats.max(), streamStats.getMax());
      assertEquivalent(stats.min(), streamStats.getMin());
    }
  }

  private static void assertEquivalent(double actual, double expected) {
    if (expected == POSITIVE_INFINITY) {

        final BeanDesc beanDesc = new BeanDescImpl(MyBean.class);
        final MethodDesc methodDesc = beanDesc.getMethodDesc("getAaa");
        assertThat(methodDesc, is(notNullValue()));
        assertThat(methodDesc.getMethodName(), is("getAaa"));
        beanDesc.getMethodDesc("getaaa");
    }

    /**
     * @throws Exception
     */
    @Test
    public void testGetMethodNoException() throws Exception {

        final PropertyDesc propDesc = beanDesc.getPropertyDesc("cal");
        final Date date = new Date();
        propDesc.setValue(myBean, date);
        assertThat(myBean.getCal().getTime(), is(date));
    }

    /**
     * @throws Exception
     */
    @Test
    public void testSetIntegerValueToString() throws Exception {
        final MyBean myBean = new MyBean();

        final MyClass2 dest = new MyClass2();
        dest.setAaa("aaa");
        dest.setBbb("bbb");
        dest.setDdd("ddd");

        BeanUtil.copyBeanToBean(src, dest);
        assertThat(dest.getAaa(), is("111"));
        assertThat(dest.getBbb(), is(nullValue()));
        assertThat(dest.getDdd(), is("ddd"));
    }

    /**
     * @throws Exception
     */
    @Test

        StringWriter sw = new StringWriter();
        properties.save(sw);
        String msg = sw.toString();
        assertTrue(sw.toString().endsWith(RESULT3), msg);
        List<String> rawValue = properties.getRaw(KEY1);
        assertEquals(2, (Object) rawValue.size());
        assertEquals(KEY1A + " = " + VALUE1, rawValue.get(0));
        assertEquals(VALUE1, rawValue.get(1));
    }

    @Test

        @SuppressWarnings("unchecked")
        ArrayMap<String, String> copy = (ArrayMap<String, String>) SerializeUtil.serialize(map);
        assertThat(copy.getAt(0), is(nullValue()));
        assertThat(copy.getAt(1), is("test"));
        assertThat(copy.getAt(2), is("test2"));
        assertThat(map.equals(copy), is(true));
    }

    /**
     * @throws Exception
     */
    @Test

   *
   * @param index the index of the stripe to return; must be in {@code [0...size())}
   * @return the stripe at the specified index
   */
  public abstract L getAt(int index);

  /**
   * Returns the index to which the given key is mapped, so that getAt(indexFor(key)) == get(key).
   */
  abstract int indexFor(Object key);

  /** Returns the total number of stripes in this instance. */
  public abstract int size();

        return pd;
    }

    @Override
    public PropertyDesc getPropertyDesc(final int index) {
        assertArgumentArrayIndex("index", index, getPropertyDescSize());

        return propertyDescCache.getAt(index);
    }

    @Override
    public int getPropertyDescSize() {
        return propertyDescCache.size();
    }

    @Override
    public Iterable<PropertyDesc> getPropertyDescs() {

        }
        return null;
    }

    /**
     * インデックスで指定された位置の値を返します。
     *
     * @param index
     *            インデックス
     * @return インデックスで指定された位置の値
     */
    public V getAt(final int index) {
        return getEntryAt(index).getValue();
    }

    /**
     * インデックスで指定された位置のキーを返します。
     *
     * @param index
     *            インデックス
     * @return インデックスで指定された位置のキー

        for (String key : properties.keySet()) {
            String v = this.get(key);
            List<String> comments = properties.getComments(key);
            List<String> value = properties.getRaw(key);
            if (v == null) {
                this.put(key, comments, value);
                modified = true;
            } else if (!v.equals(properties.get(key))) {
                if (comments.isEmpty()) {