public void testAutoTypeConvertToNumerical() {
Account account = new JsonParser()
.parse("{\"id\": \"5\", \"accountNumber\": \"1234567-123\"}", Account.class);
assertEquals(new Integer(5), account.getId());
XRayVision xray = new JsonParser().parse("{ \"power\": \"2.3\" }", XRayVision.class);
assertEquals(2.3f, xray.getPower(), DELTA);
}