rf.writeByte(0);
    rf.close();
    assertEquals(asciiFile.length(), temp.length());
    assertFalse(Files.equal(asciiFile, temp));

    assertTrue(Files.asByteSource(asciiFile).contentEquals(Files.asByteSource(asciiFile)));

    // 0-length files have special treatment (/proc, etc.)
    assertTrue(Files.equal(asciiFile, new BadLengthFile(asciiFile, 0)));
  }

    rf.writeByte(0);
    rf.close();
    assertEquals(asciiFile.length(), temp.length());
    assertFalse(Files.equal(asciiFile, temp));

    assertTrue(Files.asByteSource(asciiFile).contentEquals(Files.asByteSource(asciiFile)));

    // 0-length files have special treatment (/proc, etc.)
    assertTrue(Files.equal(asciiFile, new BadLengthFile(asciiFile, 0)));
  }

   * compile-time.
   */
  private static boolean isEquals(Member member) {
    if (!(member instanceof Method)) {
      return false;
    }
    Method method = (Method) member;
    if (!method.getName().contentEquals("equals")) {
      return false;
    }
    Class<?>[] parameters = method.getParameterTypes();
    if (parameters.length != 1) {
      return false;
    }
    if (!parameters[0].equals(Object.class)) {