GMSClientTest.java

/*
 ************************************************************************
 *******************  CANADIAN ASTRONOMY DATA CENTRE  *******************
 **************  CENTRE CANADIEN DE DONNÉES ASTRONOMIQUES  **************
 *
 *  (c) 2014.                            (c) 2014.
 *  Government of Canada                 Gouvernement du Canada
 *  National Research Council            Conseil national de recherches
 *  Ottawa, Canada, K1A 0R6              Ottawa, Canada, K1A 0R6
 *  All rights reserved                  Tous droits réservés
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 *  NRC disclaims any warranties,        Le CNRC dénie toute garantie
 *  expressed, implied, or               énoncée, implicite ou légale,
 *  statutory, of any kind with          de quelque nature que ce
 *  respect to the software,             soit, concernant le logiciel,
 *  including without limitation         y compris sans restriction
 *  any warranty of merchantability      toute garantie de valeur
 *  or fitness for a particular          marchande ou de pertinence
 *  purpose. NRC shall not be            pour un usage particulier.
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 *  damages, whether direct or           être tenu responsable de tout
 *  indirect, special or general,        dommage, direct ou indirect,
 *  consequential or incidental,         particulier ou général,
 *  arising from the use of the          accessoire ou fortuit, résultant
 *  software.  Neither the name          de l'utilisation du logiciel. Ni
 *  of the National Research             le nom du Conseil National de
 *  Council of Canada nor the            Recherches du Canada ni les noms
 *  names of its contributors may        de ses  participants ne peuvent
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 *  This file is part of the             Ce fichier fait partie du projet
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 */

package ca.nrc.cadc.ac.client;

import static org.easymock.EasyMock.createMock;
import static org.easymock.EasyMock.expect;
import static org.easymock.EasyMock.replay;

import java.net.URI;
import java.net.URL;
import java.security.PrivilegedExceptionAction;
import java.util.ArrayList;
import java.util.List;

import javax.security.auth.Subject;

import ca.nrc.cadc.auth.AuthMethod;
import ca.nrc.cadc.reg.Standards;
import org.apache.log4j.Level;
import org.junit.Assert;
import org.junit.Test;

import ca.nrc.cadc.ac.Group;
import ca.nrc.cadc.ac.Role;
import ca.nrc.cadc.auth.HttpPrincipal;
import ca.nrc.cadc.reg.client.RegistryClient;
import ca.nrc.cadc.util.Log4jInit;


public class GMSClientTest
{
    public GMSClientTest()
    {
        Log4jInit.setLevel("ca.nrc.cadc.ac", Level.INFO);
    }



    @Test
    public void testUserIsSubject() throws Exception
    {
        Subject subject = new Subject();
        HttpPrincipal userID = new HttpPrincipal("test");
        HttpPrincipal userID2 = new HttpPrincipal("test2");
        subject.getPrincipals().add(userID);

        final RegistryClient mockRegistryClient =
                createMock(RegistryClient.class);

        final URI serviceID = URI.create("ivo://mysite.com/users");

        expect(mockRegistryClient.getServiceURL(serviceID, Standards.UMS_USERS_01_URI, AuthMethod.CERT))
            .andReturn(new URL("http://mysite.com/users"));

        replay(mockRegistryClient);
        GMSClient client = new GMSClient(serviceID)
        {
            @Override
            protected RegistryClient getRegistryClient()
            {
                return mockRegistryClient;
            }
        };

        Assert.assertFalse(client.userIsSubject(null, null));
        Assert.assertFalse(client.userIsSubject(userID, null));
        Assert.assertFalse(client.userIsSubject(null, subject));
        Assert.assertFalse(client.userIsSubject(userID2, subject));
        Assert.assertTrue(client.userIsSubject(userID, subject));

        HttpPrincipal userID3 = new HttpPrincipal("test3");
        subject.getPrincipals().add(userID3);

        Assert.assertTrue(client.userIsSubject(userID, subject));
        Assert.assertFalse(client.userIsSubject(userID2, subject));
        Assert.assertTrue(client.userIsSubject(userID3, subject));
    }

    @Test
    public void testGroupCaching() throws Exception
    {
        Subject subject = new Subject();
        final HttpPrincipal test1UserID = new HttpPrincipal("test");
        subject.getPrincipals().add(test1UserID);

        final URI serviceID = URI.create("ivo://mysite.com/users");
        final RegistryClient mockRegistryClient =
                createMock(RegistryClient.class);

        expect(mockRegistryClient.getServiceURL(serviceID, Standards.GMS_GROUPS_01_URI, AuthMethod.CERT ))
            .andReturn(new URL("http://mysite.com/users"));

        replay(mockRegistryClient);
        final GMSClient client = new GMSClient(serviceID)
        {
            @Override
            protected RegistryClient getRegistryClient()
            {
                return mockRegistryClient;
            }
        };

        Subject.doAs(subject, new PrivilegedExceptionAction<Object>()
        {
            @Override
            public Object run() throws Exception
            {

                List<Group> initial = client
                        .getCachedGroups(test1UserID, Role.MEMBER, true);
                Assert.assertNull("Cache should be null", initial);

                // add single group as isMember might do
                Group group0 = new Group("0");
                client.addCachedGroup(test1UserID, group0, Role.MEMBER);
                List<Group> actual = client
                        .getCachedGroups(test1UserID, Role.MEMBER, true);
                Assert.assertNull("Cache should be null", actual);

                Group g = client
                        .getCachedGroup(test1UserID, "0", Role.MEMBER);
                Assert.assertNotNull("cached group from incomplete cache", g);

                // add all groups like getMemberships might do
                List<Group> expected = new ArrayList<Group>();
                Group group1 = new Group("1");
                Group group2 = new Group("2");
                expected.add(group0);
                expected.add(group1);
                expected.add(group2);

                client.setCachedGroups(test1UserID, expected, Role.MEMBER);

                actual = client
                        .getCachedGroups(test1UserID, Role.MEMBER, true);
                Assert.assertEquals("Wrong cached groups", expected, actual);

                // check against another role
                actual = client
                        .getCachedGroups(test1UserID, Role.OWNER, true);
                Assert.assertNull("Cache should be null", actual);

                // check against another userid
                final HttpPrincipal anotherUserID = new HttpPrincipal("anotheruser");
                actual = client
                        .getCachedGroups(anotherUserID, Role.MEMBER, true);
                Assert.assertNull("Cache should be null", actual);

                return null;
            }
        });


        subject = new Subject();
        final HttpPrincipal test2UserID = new HttpPrincipal("test2");
        subject.getPrincipals().add(test2UserID);

        // do the same but as a different user
        Subject.doAs(subject, new PrivilegedExceptionAction<Object>()
        {
            @Override
            public Object run() throws Exception
            {

                List<Group> initial = client
                        .getCachedGroups(test2UserID, Role.MEMBER, true);
                Assert.assertNull("Cache should be null", initial);

                List<Group> expected = new ArrayList<Group>();
                Group group1 = new Group("1");
                Group group2 = new Group("2");
                expected.add(group1);
                expected.add(group2);

                client.setCachedGroups(test2UserID, expected, Role.MEMBER);

                List<Group> actual = client
                        .getCachedGroups(test2UserID, Role.MEMBER, true);
                Assert.assertEquals("Wrong cached groups", expected, actual);

                // check against another role
                actual = client
                        .getCachedGroups(test2UserID, Role.OWNER, true);
                Assert.assertNull("Cache should be null", actual);

                // check against another userid
                final HttpPrincipal anotherUserID = new HttpPrincipal("anotheruser");
                actual = client
                        .getCachedGroups(anotherUserID, Role.MEMBER, true);
                Assert.assertNull("Cache should be null", actual);

                return null;
            }
        });

        // do the same without a subject

        List<Group> initial = client
                .getCachedGroups(test1UserID, Role.MEMBER, true);
        Assert.assertNull("Cache should be null", initial);

        List<Group> newgroups = new ArrayList<Group>();
        Group group1 = new Group("1");
        Group group2 = new Group("2");
        newgroups.add(group1);
        newgroups.add(group2);

        client.setCachedGroups(test1UserID, newgroups, Role.MEMBER);

        List<Group> actual = client
                .getCachedGroups(test1UserID, Role.MEMBER, true);
        Assert.assertNull("Cache should still be null", actual);
    }

}