/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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.apache.sling.jcr.repoinit.impl;

import javax.jcr.Node;
import javax.jcr.RepositoryException;
import javax.jcr.Session;
import javax.jcr.SimpleCredentials;

import java.util.Arrays;
import java.util.UUID;

import org.apache.sling.repoinit.parser.RepoInitParsingException;
import org.apache.sling.testing.mock.sling.ResourceResolverType;
import org.apache.sling.testing.mock.sling.junit.SlingContext;
import org.junit.Before;
import org.junit.Rule;
import org.junit.Test;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import static org.junit.Assert.fail;

/** Created for SLING-6182 to verify that setAcl works right after
 *  creating a service user.
 */
public class ManyServiceUsersTest {

    @Rule
    public final SlingContext context = new SlingContext(ResourceResolverType.JCR_OAK);

    private final Logger log = LoggerFactory.getLogger(getClass());

    private static final String N_USERS_PROP = ManyServiceUsersTest.class.getSimpleName() + ".N_USERS";

    private TestUtil U;
    private static final int N_USERS = Integer.getInteger(N_USERS_PROP, 50);
    private String uniqueId;

    @Before
    public void setup() throws RepositoryException, RepoInitParsingException {
        U = new TestUtil(context);
        uniqueId = UUID.randomUUID().toString();
    }

    @Test
    public void testSyncServiceUserCreation() throws Exception {

        log.info(
                "Creating {} service users (as set by the {} system property) and setting ACLs on them",
                N_USERS,
                N_USERS_PROP);

        final Session s = U.getAdminSession();
        final Node testRoot = s.getRootNode().addNode(getClass().getSimpleName() + "_" + uniqueId);
        final String path = testRoot.getPath();
        s.save();

        Session otherSession = null;
        try {
            otherSession = s.getRepository().login(new SimpleCredentials("admin", "admin".toCharArray()));
            for (int i = 1; i < N_USERS; i++) {
                final String username = getClass().getSimpleName() + "_" + uniqueId + "_" + i;
                UserUtil.getUserManager(s).createSystemUser(username, null);
                U.assertServiceUser("Right after creation at index " + i, username, true);

                // Required for setAcl to work
                s.save();

                try {
                    AclUtil.setAcl(
                            otherSession,
                            Arrays.asList(username),
                            Arrays.asList(path),
                            Arrays.asList("jcr:read"),
                            true);
                } catch (Exception e) {
                    fail("SetAcl failed at index " + i + ": " + e);
                }
            }
        } finally {
            testRoot.remove();
            s.save();
            if (otherSession != null) {
                otherSession.logout();
            }
        }
    }
}