} finally {
      in.close();
    }
  }

  public void testRead() throws IOException {
    byte[] readBytes = source.read();
    assertExpectedBytes(readBytes);
  }

  public void testCopyTo_outputStream() throws IOException {
    ByteArrayOutputStream out = new ByteArrayOutputStream();
    source.copyTo(out);
    assertExpectedBytes(out.toByteArray());
  }

    // test that we can get the size even if available() always returns zero
    assertEquals(bytes.length, new TestByteSource(bytes, AVAILABLE_ALWAYS_ZERO).size());
  }

  public void testCopyTo_outputStream() throws IOException {
    ByteArrayOutputStream out = new ByteArrayOutputStream();

    assertEquals(bytes.length, source.copyTo(out));
    assertTrue(source.wasStreamOpened() && source.wasStreamClosed());

    // test that we can get the size even if available() always returns zero
    assertEquals(bytes.length, new TestByteSource(bytes, AVAILABLE_ALWAYS_ZERO).size());
  }

  public void testCopyTo_outputStream() throws IOException {
    ByteArrayOutputStream out = new ByteArrayOutputStream();

    assertEquals(bytes.length, source.copyTo(out));
    assertTrue(source.wasStreamOpened() && source.wasStreamClosed());