/**
 * Licensed to Apereo under one or more contributor license agreements. See the NOTICE file
 * distributed with this work for additional information regarding copyright ownership. Apereo
 * 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 the
 * following location:
 *
 * <p>http://www.apache.org/licenses/LICENSE-2.0
 *
 * <p>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.apereo.portal.events.aggr.dao.jpa;

import static org.junit.Assert.assertEquals;

import com.google.common.collect.ImmutableList;
import java.util.Iterator;
import java.util.List;
import org.apereo.portal.events.aggr.EventDateTimeUtils;
import org.apereo.portal.events.aggr.QuarterDetail;
import org.joda.time.DateTime;
import org.joda.time.MonthDay;
import org.junit.Test;

/**
 */
public class QuarterDetailsImplTest {

    @Test
    public void testOrder() {
        List<QuarterDetail> quarters = createStandardQuarters();
        verifyOrder(quarters);

        quarters = createOffsetQuarters();
        verifyOrder(quarters);
    }

    protected void verifyOrder(List<QuarterDetail> quarters) {
        final Iterator<QuarterDetail> itr = quarters.iterator();
        assertEquals(0, itr.next().getQuarterId());
        assertEquals(1, itr.next().getQuarterId());
        assertEquals(2, itr.next().getQuarterId());
        assertEquals(3, itr.next().getQuarterId());
    }

    @Test
    public void testCompareToInstant() {
        List<QuarterDetail> quarters = createStandardQuarters();

        verifyCompareToInstant(new DateTime(2012, 1, 1, 0, 0), quarters, 0, 1, 1, 1);
        verifyCompareToInstant(new DateTime(2012, 2, 29, 15, 48), quarters, 0, 1, 1, 1);
        verifyCompareToInstant(new DateTime(2012, 4, 29, 15, 48), quarters, -1, 0, 1, 1);
        verifyCompareToInstant(new DateTime(2012, 8, 29, 15, 48), quarters, -1, -1, 0, 1);
        verifyCompareToInstant(
                new DateTime(2012, 12, 31, 23, 59, 59, 999), quarters, -1, -1, -1, 0);

        quarters = createOffsetQuarters();

        verifyCompareToInstant(new DateTime(2012, 1, 1, 0, 0), quarters, 1, 1, 0, 1);
        verifyCompareToInstant(new DateTime(2012, 2, 29, 15, 48), quarters, 1, 1, 1, 0);
        verifyCompareToInstant(new DateTime(2012, 4, 29, 15, 48), quarters, 1, 1, 1, 0);
        verifyCompareToInstant(new DateTime(2012, 8, 29, 15, 48), quarters, -1, 0, 1, -1);
        verifyCompareToInstant(
                new DateTime(2012, 12, 31, 23, 59, 59, 999), quarters, -1, -1, 0, -1);
    }

    protected void verifyCompareToInstant(
            DateTime dt, List<QuarterDetail> quarters, int... contains) {
        final Iterator<QuarterDetail> itr = quarters.iterator();
        for (int q = 0; q < 4; q++) {
            final QuarterDetail quarter = itr.next();
            assertEquals(
                    q
                            + ": "
                            + dt
                            + " is not between "
                            + quarter.getStart()
                            + " and "
                            + quarter.getEnd(),
                    contains[q],
                    quarter.compareTo(dt));
        }
    }

    @Test
    public void testValidateQuarters() {
        EventDateTimeUtils.validateQuarters(createStandardQuarters());

        EventDateTimeUtils.validateQuarters(createOffsetQuarters());
    }

    protected List<QuarterDetail> createStandardQuarters() {
        return EventDateTimeUtils.createStandardQuarters();
    }

    protected List<QuarterDetail> createOffsetQuarters() {
        return ImmutableList.<QuarterDetail>of(
                new QuarterDetailImpl(new MonthDay(5, 1), new MonthDay(8, 1), 0),
                new QuarterDetailImpl(new MonthDay(8, 1), new MonthDay(11, 1), 1),
                new QuarterDetailImpl(new MonthDay(11, 1), new MonthDay(2, 1), 2),
                new QuarterDetailImpl(new MonthDay(2, 1), new MonthDay(5, 1), 3));
    }
}