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/* ====================================================================
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.model;
import static org.apache.poi.hslf.HSLFTestDataSamples.getSlideShow;
import static org.apache.poi.hslf.HSLFTestDataSamples.writeOutAndReadBack;
import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertTrue;
import org.apache.poi.hslf.usermodel.HSLFSlide;
import org.apache.poi.hslf.usermodel.HSLFSlideShow;
import org.junit.jupiter.api.Test;
/**
* Test adding new slides to a ppt.
*
* Note - uses the same empty PPT file as the core "new Slideshow" stuff does
*/
public final class TestSlides {
/**
* Add 1 slide to an empty ppt.
*/
@Test
void testAddSlides1() throws Exception {
try (HSLFSlideShow ppt1 = new HSLFSlideShow()) {
assertTrue(ppt1.getSlides().isEmpty());
HSLFSlide s1 = ppt1.createSlide();
assertEquals(1, ppt1.getSlides().size());
assertEquals(3, s1._getSheetRefId());
assertEquals(256, s1._getSheetNumber());
assertEquals(1, s1.getSlideNumber());
//serialize and read again
try (HSLFSlideShow ppt2 = writeOutAndReadBack(ppt1)){
assertEquals(1, ppt2.getSlides().size());
}
}
}
/**
* Add 2 slides to an empty ppt
*/
@Test
void testAddSlides2() throws Exception {
try (HSLFSlideShow ppt1 = new HSLFSlideShow()) {
assertTrue(ppt1.getSlides().isEmpty());
HSLFSlide s1 = ppt1.createSlide();
assertEquals(1, ppt1.getSlides().size());
assertEquals(3, s1._getSheetRefId());
assertEquals(256, s1._getSheetNumber());
assertEquals(1, s1.getSlideNumber());
HSLFSlide s2 = ppt1.createSlide();
assertEquals(2, ppt1.getSlides().size());
assertEquals(4, s2._getSheetRefId());
assertEquals(257, s2._getSheetNumber());
assertEquals(2, s2.getSlideNumber());
//serialize and read again
try (HSLFSlideShow ppt2 = writeOutAndReadBack(ppt1)) {
assertEquals(2, ppt2.getSlides().size());
}
}
}
/**
* Add 3 slides to an empty ppt
*/
@Test
void testAddSlides3() throws Exception {
try (HSLFSlideShow ppt1 = new HSLFSlideShow()) {
assertTrue(ppt1.getSlides().isEmpty());
HSLFSlide s1 = ppt1.createSlide();
assertEquals(1, ppt1.getSlides().size());
assertEquals(3, s1._getSheetRefId());
assertEquals(256, s1._getSheetNumber());
assertEquals(1, s1.getSlideNumber());
HSLFSlide s2 = ppt1.createSlide();
assertEquals(2, ppt1.getSlides().size());
assertEquals(4, s2._getSheetRefId());
assertEquals(257, s2._getSheetNumber());
assertEquals(2, s2.getSlideNumber());
HSLFSlide s3 = ppt1.createSlide();
assertEquals(3, ppt1.getSlides().size());
assertEquals(5, s3._getSheetRefId());
assertEquals(258, s3._getSheetNumber());
assertEquals(3, s3.getSlideNumber());
//serialize and read again
try (HSLFSlideShow ppt2 = writeOutAndReadBack(ppt1)) {
assertEquals(3, ppt2.getSlides().size());
// Check IDs are still right
s1 = ppt2.getSlides().get(0);
assertEquals(256, s1._getSheetNumber());
assertEquals(3, s1._getSheetRefId());
s2 = ppt2.getSlides().get(1);
assertEquals(257, s2._getSheetNumber());
assertEquals(4, s2._getSheetRefId());
s3 = ppt2.getSlides().get(2);
assertEquals(3, ppt2.getSlides().size());
assertEquals(258, s3._getSheetNumber());
assertEquals(5, s3._getSheetRefId());
}
}
}
/**
* Add slides to ppt which already has two slides
*/
@Test
void testAddSlides2to3() throws Exception {
try (HSLFSlideShow ppt1 = getSlideShow("basic_test_ppt_file.ppt")) {
assertEquals(2, ppt1.getSlides().size());
// First slide is 256 / 4
HSLFSlide s1 = ppt1.getSlides().get(0);
assertEquals(256, s1._getSheetNumber());
assertEquals(4, s1._getSheetRefId());
// Last slide is 257 / 6
HSLFSlide s2 = ppt1.getSlides().get(1);
assertEquals(257, s2._getSheetNumber());
assertEquals(6, s2._getSheetRefId());
// Add another slide, goes in at the end
HSLFSlide s3 = ppt1.createSlide();
assertEquals(3, ppt1.getSlides().size());
assertEquals(258, s3._getSheetNumber());
assertEquals(8, s3._getSheetRefId());
// Serialize and read again
try (HSLFSlideShow ppt2 = writeOutAndReadBack(ppt1)) {
assertEquals(3, ppt2.getSlides().size());
// Check IDs are still right
s1 = ppt2.getSlides().get(0);
assertEquals(256, s1._getSheetNumber());
assertEquals(4, s1._getSheetRefId());
s2 = ppt2.getSlides().get(1);
assertEquals(257, s2._getSheetNumber());
assertEquals(6, s2._getSheetRefId());
s3 = ppt2.getSlides().get(2);
assertEquals(3, ppt2.getSlides().size());
assertEquals(258, s3._getSheetNumber());
assertEquals(8, s3._getSheetRefId());
}
}
}
}
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