/* Copyright 2004, 2005, 2006 Acegi Technology Pty Limited
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.acegisecurity.taglibs.authz;

import junit.framework.TestCase;

import org.acegisecurity.GrantedAuthority;
import org.acegisecurity.GrantedAuthorityImpl;

import org.acegisecurity.context.SecurityContextHolder;

import org.acegisecurity.providers.TestingAuthenticationToken;

import javax.servlet.jsp.JspException;
import javax.servlet.jsp.tagext.Tag;


/**
 * DOCUMENT ME!
 *
 * @author Francois Beausoleil
 * @version $Id$
 */
public class AuthorizeTagAttributeTests extends TestCase {
    //~ Instance fields ================================================================================================

    private final AuthorizeTag authorizeTag = new AuthorizeTag();
    private TestingAuthenticationToken currentUser;

    //~ Methods ========================================================================================================

    protected void setUp() throws Exception {
        super.setUp();

        currentUser = new TestingAuthenticationToken("abc", "123",
                new GrantedAuthority[] {
                    new GrantedAuthorityImpl("ROLE_SUPERVISOR"), new GrantedAuthorityImpl("ROLE_RESTRICTED"),
                });

        SecurityContextHolder.getContext().setAuthentication(currentUser);
    }

    protected void tearDown() throws Exception {
        SecurityContextHolder.clearContext();
    }

    public void testAssertsIfAllGrantedSecond() throws JspException {
        authorizeTag.setIfAllGranted("ROLE_SUPERVISOR,ROLE_SUPERTELLER");
        authorizeTag.setIfAnyGranted("ROLE_RESTRICTED");
        assertEquals("prevents request - principal is missing ROLE_SUPERTELLER", Tag.SKIP_BODY,
            authorizeTag.doStartTag());
    }

    public void testAssertsIfAnyGrantedLast() throws JspException {
        authorizeTag.setIfAnyGranted("ROLE_BANKER");
        assertEquals("prevents request - principal is missing ROLE_BANKER", Tag.SKIP_BODY, authorizeTag.doStartTag());
    }

    public void testAssertsIfNotGrantedFirst() throws JspException {
        authorizeTag.setIfNotGranted("ROLE_RESTRICTED");
        authorizeTag.setIfAllGranted("ROLE_SUPERVISOR,ROLE_RESTRICTED");
        authorizeTag.setIfAnyGranted("ROLE_SUPERVISOR");
        assertEquals("prevents request - principal has ROLE_RESTRICTED", Tag.SKIP_BODY, authorizeTag.doStartTag());
    }

    public void testAssertsIfNotGrantedIgnoresWhitespaceInAttribute()
        throws JspException {
        authorizeTag.setIfAnyGranted("\tROLE_SUPERVISOR  \t, \r\n\t ROLE_TELLER ");
        assertEquals("allows request - principal has ROLE_SUPERVISOR", Tag.EVAL_BODY_INCLUDE, authorizeTag.doStartTag());
    }

    public void testIfAllGrantedIgnoresWhitespaceInAttribute()
        throws JspException {
        authorizeTag.setIfAllGranted("\nROLE_SUPERVISOR\t,ROLE_RESTRICTED\t\n\r ");
        assertEquals("allows request - principal has ROLE_RESTRICTED " + "and ROLE_SUPERVISOR", Tag.EVAL_BODY_INCLUDE,
            authorizeTag.doStartTag());
    }

    public void testIfNotGrantedIgnoresWhitespaceInAttribute()
        throws JspException {
        authorizeTag.setIfNotGranted(" \t  ROLE_TELLER \r");
        assertEquals("allows request - principal does not have ROLE_TELLER", Tag.EVAL_BODY_INCLUDE,
            authorizeTag.doStartTag());
    }
}
