/*
 * Copyright (c) 2010 Lockheed Martin Corporation
 *
 * 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.eurekastreams.server.service.actions.strategies.activity.datasources;

import java.util.ArrayList;

import junit.framework.Assert;
import net.sf.json.JSONObject;

import org.eurekastreams.server.persistence.mappers.DomainMapper;
import org.jmock.Expectations;
import org.jmock.Mockery;
import org.jmock.integration.junit4.JUnit4Mockery;
import org.jmock.lib.legacy.ClassImposteriser;
import org.junit.Test;

/**
 * Saved activity transformer test.
 */
public class SingleUserPersistenceRequestTransformerTest
{
    /**
     * Context for building mock objects.
     */
    private final Mockery context = new JUnit4Mockery()
    {
        {
            setImposteriser(ClassImposteriser.INSTANCE);
        }
    };

    /**
     * Mapper to get an id for a person by account id.
     */
    private DomainMapper<String, Long> getPersonIdByAccountIdMapper = context.mock(DomainMapper.class,
            "getPersonIdByAccountIdMapper");

    /**
     * The key.
     */
    private String relevantKey = "savedBy";

    /**
     * Array Test.
     */
    @Test
    public void transformTestMatchingIdArray()
    {
        // Sut just for this test.
        final SingleUserPersistenceRequestTransformer sut = new SingleUserPersistenceRequestTransformer(
                getPersonIdByAccountIdMapper, relevantKey, true, false);

        final Long entityId = 10L;
        final String entityAcctName = "acctName";

        final JSONObject jsonReq = new JSONObject();
        jsonReq.accumulate("savedBy", entityAcctName);

        context.checking(new Expectations()
        {
            {
                oneOf(getPersonIdByAccountIdMapper).execute(entityAcctName);
                will(returnValue(entityId));
            }
        });

        final ArrayList<Long> results = (ArrayList<Long>) sut.transform(jsonReq, entityId);

        Assert.assertEquals(1, results.size());
        Assert.assertEquals(entityId, results.get(0));
        context.assertIsSatisfied();
    }

    /**
     * Tests the transformation.
     */
    @Test
    public void transformTestMatchingId()
    {
        SingleUserPersistenceRequestTransformer sut = new SingleUserPersistenceRequestTransformer(
                getPersonIdByAccountIdMapper, relevantKey, false, true);

        final Long entityId = 10L;
        final String entityAcctName = "acctName";

        final JSONObject jsonReq = new JSONObject();
        jsonReq.accumulate("savedBy", entityAcctName);

        context.checking(new Expectations()
        {
            {
                oneOf(getPersonIdByAccountIdMapper).execute(entityAcctName);
                will(returnValue(entityId));
            }
        });

        Assert.assertEquals(entityId, sut.transform(jsonReq, entityId));
        context.assertIsSatisfied();
    }

    /**
     * Tests the transformation.
     */
    @Test
    public void transformTestNotMatchingId()
    {
        SingleUserPersistenceRequestTransformer sut = new SingleUserPersistenceRequestTransformer(
                getPersonIdByAccountIdMapper, relevantKey, false, true);

        final Long entityId = 10L;
        final String entityAcctName = "acctName";

        final JSONObject jsonReq = new JSONObject();
        jsonReq.accumulate("savedBy", entityAcctName);

        context.checking(new Expectations()
        {
            {
                oneOf(getPersonIdByAccountIdMapper).execute(entityAcctName);
                will(returnValue(entityId - 1L));
            }
        });

        Assert.assertEquals(new Long(0L), sut.transform(jsonReq, entityId));
        context.assertIsSatisfied();
    }

    /**
     * Tests the transformation.
     */
    public void transformTestNotMatchingIdNotRequired()
    {
        SingleUserPersistenceRequestTransformer sut = new SingleUserPersistenceRequestTransformer(
                getPersonIdByAccountIdMapper, relevantKey, false, false);

        final Long entityId = 10L;
        final String entityAcctName = "acctName";

        final JSONObject jsonReq = new JSONObject();
        jsonReq.accumulate("savedBy", entityAcctName);

        context.checking(new Expectations()
        {
            {
                oneOf(getPersonIdByAccountIdMapper).execute(entityAcctName);
                will(returnValue(entityId - 1L));
            }
        });

        Assert.assertEquals(entityId, sut.transform(jsonReq, entityId));
        context.assertIsSatisfied();
    }

}