/* ====================================================================
   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.poi.hslf.usermodel;


import static org.junit.jupiter.api.Assertions.assertEquals;

import org.apache.poi.POIDataSamples;
import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.Test;

/**
 * Tests that SlideShow finds the right records as its most recent ones
 */
public final class TestMostRecentRecords {
    // HSLFSlideShow primed on the test data
    private HSLFSlideShowImpl hss;
    // SlideShow primed on the test data
    private HSLFSlideShow ss;

    @BeforeEach
    void setup() throws Exception {
        POIDataSamples slTests = POIDataSamples.getSlideShowInstance();
        hss = new HSLFSlideShowImpl(slTests.openResourceAsStream("basic_test_ppt_file.ppt"));
        ss = new HSLFSlideShow(hss);
    }

    @Test
    void testCount() {
        // Most recent core records
         org.apache.poi.hslf.record.Record[] mrcr = ss.getMostRecentCoreRecords();

        // Master sheet + master notes + 2 slides + 2 notes + document
        assertEquals(7, mrcr.length);
    }

    @Test
    void testRightRecordTypes() {
        // Most recent core records
         org.apache.poi.hslf.record.Record[] mrcr = ss.getMostRecentCoreRecords();

        // Document
        assertEquals(1000, mrcr[0].getRecordType());
        // Notes of master
        assertEquals(1008, mrcr[1].getRecordType());
        // Master
        assertEquals(1016, mrcr[2].getRecordType());

        // Slide
        assertEquals(1006, mrcr[3].getRecordType());
        // Notes
        assertEquals(1008, mrcr[4].getRecordType());
        // Slide
        assertEquals(1006, mrcr[5].getRecordType());
        // Notes
        assertEquals(1008, mrcr[6].getRecordType());
    }

    @Test
    void testCorrectRecords() {
        // Most recent core records
         org.apache.poi.hslf.record.Record[] mrcr = ss.getMostRecentCoreRecords();

        // All records
         org.apache.poi.hslf.record.Record[] allr = hss.getRecords();

        // Ensure they are the right (latest) version of each

        // Document - late version
        assertEquals(allr[12], mrcr[0]);
        // Notes of master - unchanged
        assertEquals(allr[2], mrcr[1]);
        // Master - unchanged
        assertEquals(allr[1], mrcr[2]);

        // Slide - added at start
        assertEquals(allr[3], mrcr[3]);
        // Notes - added at start
        assertEquals(allr[4], mrcr[4]);
        // Slide - added later and then changed
        assertEquals(allr[13], mrcr[5]);
        // Notes - added later but not changed
        assertEquals(allr[9], mrcr[6]);
    }
}
