@Test
public void testValidator() {
OAuthClientValidator validator = new CodeTokenValidator();
Assert.assertNotNull(validator.requiredParams);
Assert.assertEquals(2, validator.requiredParams.size());
Assert.assertArrayEquals(new String[]{}, validator.requiredParams.get(OAuth.OAUTH_CODE));
Assert.assertArrayEquals(new String[]{}, validator.requiredParams.get(OAuth.OAUTH_ACCESS_TOKEN));
Assert.assertNotNull(validator.notAllowedParams);