/* Tests to ensure that invalid SAML version throws the correct exception */
  @Test(expected = InvalidSAMLRequestException.class)
  public void testValidate2d() throws InvalidSAMLRequestException {
    IdentifierCache cache = createMock(IdentifierCache.class);
    replay(cache);
    SAMLRequestValidatorImpl validator = new SAMLRequestValidatorImpl(cache, 100);

    RequestAbstractType request = new AuthnRequest();
    request.setID("1234");

    /* GMT timezone */
    SimpleTimeZone gmt = new SimpleTimeZone(0, "UTC");

    /* GregorianCalendar with the GMT time zone */
    GregorianCalendar calendar = new GregorianCalendar(gmt);
    XMLGregorianCalendar xmlCalendar = new XMLGregorianCalendarImpl(calendar);

    request.setIssueInstant(xmlCalendar);

    NameIDType issuer = new NameIDType();
    issuer.setValue("testcase");
    request.setIssuer(issuer);
    request.setVersion("SAML-TC");

    validator.validate(request);
    verify(cache);
  }
  /* Tests to ensure that replay attack generates the correct exception */
  @Test(expected = InvalidSAMLRequestException.class)
  public void testValidate2g() throws InvalidSAMLRequestException {
    IdentifierCache cache = createMock(IdentifierCache.class);
    try {
      cache.registerIdentifier("1234");
    } catch (IdentifierCollisionException e) {
      e.printStackTrace();
      fail("IdentifierCollisionException not expected in this test");
    }
    expectLastCall().andThrow(new IdentifierCollisionException("testcase"));
    replay(cache);

    SAMLRequestValidatorImpl validator = new SAMLRequestValidatorImpl(cache, 100);

    RequestAbstractType request = new AuthnRequest();
    request.setID("1234");

    /* GMT timezone */
    SimpleTimeZone gmt = new SimpleTimeZone(0, "UTC");

    /* GregorianCalendar with the GMT time zone */
    GregorianCalendar calendar = new GregorianCalendar(gmt);
    XMLGregorianCalendar xmlCalendar = new XMLGregorianCalendarImpl(calendar);

    request.setIssueInstant(xmlCalendar);

    NameIDType issuer = new NameIDType();
    issuer.setValue("testcase");
    request.setIssuer(issuer);
    request.setVersion(VersionConstants.saml20);

    Status status = new Status();
    StatusCode code = new StatusCode();
    code.setValue("success");
    status.setStatusCode(code);

    validator.validate(request);
    verify(cache);
  }