@Test
  public void testStringBody() throws Exception {
    StringBody b1 = new StringBody("text");
    Assert.assertEquals(4, b1.getContentLength());

    Assert.assertEquals("US-ASCII", b1.getCharset());

    Assert.assertNull(b1.getFilename());
    Assert.assertEquals("text/plain", b1.getMimeType());
    Assert.assertEquals("text", b1.getMediaType());
    Assert.assertEquals("plain", b1.getSubType());

    Assert.assertEquals(MIME.ENC_8BIT, b1.getTransferEncoding());

    StringBody b2 = new StringBody("more text", "text/other", MIME.DEFAULT_CHARSET);
    Assert.assertEquals(9, b2.getContentLength());
    Assert.assertEquals(MIME.DEFAULT_CHARSET.name(), b2.getCharset());

    Assert.assertNull(b2.getFilename());
    Assert.assertEquals("text/other", b2.getMimeType());
    Assert.assertEquals("text", b2.getMediaType());
    Assert.assertEquals("other", b2.getSubType());

    Assert.assertEquals(MIME.ENC_8BIT, b2.getTransferEncoding());
  }