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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
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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.
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package org.apache.poi.hslf.usermodel;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import junit.framework.TestCase;
import org.apache.poi.hslf.*;
import org.apache.poi.hslf.model.*;
import org.apache.poi.POIDataSamples;
/**
* Tests that SlideShow can re-order slides properly
*
* @author Nick Burch (nick at torchbox dot com)
*/
public final class TestReOrderingSlides extends TestCase {
// A SlideShow with one slide
private HSLFSlideShow hss_one;
private SlideShow ss_one;
// A SlideShow with two slides
private HSLFSlideShow hss_two;
private SlideShow ss_two;
// A SlideShow with three slides
private HSLFSlideShow hss_three;
private SlideShow ss_three;
/**
* Create/open the slideshows
*/
public void setUp() throws Exception {
POIDataSamples slTests = POIDataSamples.getSlideShowInstance();
hss_one = new HSLFSlideShow(slTests.openResourceAsStream("Single_Coloured_Page.ppt"));
ss_one = new SlideShow(hss_one);
hss_two = new HSLFSlideShow(slTests.openResourceAsStream("basic_test_ppt_file.ppt"));
ss_two = new SlideShow(hss_two);
hss_three = new HSLFSlideShow(slTests.openResourceAsStream("incorrect_slide_order.ppt"));
ss_three = new SlideShow(hss_three);
}
/**
* Test that we can "re-order" a slideshow with only 1 slide on it
*/
public void testReOrder1() throws Exception {
// Has one slide
assertEquals(1, ss_one.getSlides().length);
Slide s1 = ss_one.getSlides()[0];
// Check slide 1 is as expected
assertEquals(256, s1._getSheetNumber());
assertEquals(3, s1._getSheetRefId());
assertEquals(1, s1.getSlideNumber());
// Now move it to one
ss_one.reorderSlide(1, 1);
// Write out, and read back in
ByteArrayOutputStream baos = new ByteArrayOutputStream();
hss_one.write(baos);
ByteArrayInputStream bais = new ByteArrayInputStream(baos.toByteArray());
HSLFSlideShow hss_read = new HSLFSlideShow(bais);
SlideShow ss_read = new SlideShow(hss_read);
// Check it still has 1 slide
assertEquals(1, ss_read.getSlides().length);
// And check it's as expected
s1 = ss_read.getSlides()[0];
assertEquals(256, s1._getSheetNumber());
assertEquals(3, s1._getSheetRefId());
assertEquals(1, s1.getSlideNumber());
}
/**
* Test doing a dummy re-order on a slideshow with
* two slides in it
*/
public void testReOrder2() throws Exception {
// Has two slides
assertEquals(2, ss_two.getSlides().length);
Slide s1 = ss_two.getSlides()[0];
Slide s2 = ss_two.getSlides()[1];
// Check slide 1 is as expected
assertEquals(256, s1._getSheetNumber());
assertEquals(4, s1._getSheetRefId()); // master has notes
assertEquals(1, s1.getSlideNumber());
// Check slide 2 is as expected
assertEquals(257, s2._getSheetNumber());
assertEquals(6, s2._getSheetRefId()); // master and 1 have notes
assertEquals(2, s2.getSlideNumber());
// Don't swap them around
ss_two.reorderSlide(2, 2);
// Write out, and read back in
ByteArrayOutputStream baos = new ByteArrayOutputStream();
hss_two.write(baos);
ByteArrayInputStream bais = new ByteArrayInputStream(baos.toByteArray());
HSLFSlideShow hss_read = new HSLFSlideShow(bais);
SlideShow ss_read = new SlideShow(hss_read);
// Check it still has 2 slides
assertEquals(2, ss_read.getSlides().length);
// And check it's as expected
s1 = ss_read.getSlides()[0];
s2 = ss_read.getSlides()[1];
assertEquals(256, s1._getSheetNumber());
assertEquals(4, s1._getSheetRefId());
assertEquals(1, s1.getSlideNumber());
assertEquals(257, s2._getSheetNumber());
assertEquals(6, s2._getSheetRefId());
assertEquals(2, s2.getSlideNumber());
}
/**
* Test re-ordering slides in a slideshow with 2 slides on it
*/
public void testReOrder2swap() throws Exception {
// Has two slides
assertEquals(2, ss_two.getSlides().length);
Slide s1 = ss_two.getSlides()[0];
Slide s2 = ss_two.getSlides()[1];
// Check slide 1 is as expected
assertEquals(256, s1._getSheetNumber());
assertEquals(4, s1._getSheetRefId()); // master has notes
assertEquals(1, s1.getSlideNumber());
// Check slide 2 is as expected
assertEquals(257, s2._getSheetNumber());
assertEquals(6, s2._getSheetRefId()); // master and 1 have notes
assertEquals(2, s2.getSlideNumber());
// Swap them around
ss_two.reorderSlide(2, 1);
// Write out, and read back in
ByteArrayOutputStream baos = new ByteArrayOutputStream();
hss_two.write(baos);
ByteArrayInputStream bais = new ByteArrayInputStream(baos.toByteArray());
HSLFSlideShow hss_read = new HSLFSlideShow(bais);
SlideShow ss_read = new SlideShow(hss_read);
// Check it still has 2 slides
assertEquals(2, ss_read.getSlides().length);
// And check it's as expected
s1 = ss_read.getSlides()[0];
s2 = ss_read.getSlides()[1];
assertEquals(257, s1._getSheetNumber());
assertEquals(6, s1._getSheetRefId());
assertEquals(1, s1.getSlideNumber());
assertEquals(256, s2._getSheetNumber());
assertEquals(4, s2._getSheetRefId());
assertEquals(2, s2.getSlideNumber());
}
/**
* Test doing a dummy re-order on a slideshow with
* three slides in it
*/
public void testReOrder3() throws Exception {
// Has three slides
assertEquals(3, ss_three.getSlides().length);
Slide s1 = ss_three.getSlides()[0];
Slide s2 = ss_three.getSlides()[1];
Slide s3 = ss_three.getSlides()[2];
// Check slide 1 is as expected
assertEquals(256, s1._getSheetNumber());
assertEquals(3, s1._getSheetRefId()); // no notes on master
assertEquals(1, s1.getSlideNumber());
// Check slide 2 is as expected (was re-ordered from 3)
assertEquals(258, s2._getSheetNumber());
assertEquals(5, s2._getSheetRefId()); // no notes on slide
assertEquals(2, s2.getSlideNumber());
// Check slide 3 is as expected (was re-ordered from 2)
assertEquals(257, s3._getSheetNumber());
assertEquals(4, s3._getSheetRefId()); // no notes on slide
assertEquals(3, s3.getSlideNumber());
// Don't swap them around
ss_three.reorderSlide(2, 2);
// Write out, and read back in
ByteArrayOutputStream baos = new ByteArrayOutputStream();
hss_three.write(baos);
ByteArrayInputStream bais = new ByteArrayInputStream(baos.toByteArray());
HSLFSlideShow hss_read = new HSLFSlideShow(bais);
SlideShow ss_read = new SlideShow(hss_read);
// Check it still has 3 slides
assertEquals(3, ss_read.getSlides().length);
// And check it's as expected
s1 = ss_read.getSlides()[0];
s2 = ss_read.getSlides()[1];
s3 = ss_read.getSlides()[2];
assertEquals(256, s1._getSheetNumber());
assertEquals(3, s1._getSheetRefId());
assertEquals(1, s1.getSlideNumber());
assertEquals(258, s2._getSheetNumber());
assertEquals(5, s2._getSheetRefId());
assertEquals(2, s2.getSlideNumber());
assertEquals(257, s3._getSheetNumber());
assertEquals(4, s3._getSheetRefId());
assertEquals(3, s3.getSlideNumber());
}
/**
* Test re-ordering slides in a slideshow with 3 slides on it
*/
public void testReOrder3swap() throws Exception {
// Has three slides
assertEquals(3, ss_three.getSlides().length);
Slide s1 = ss_three.getSlides()[0];
Slide s2 = ss_three.getSlides()[1];
Slide s3 = ss_three.getSlides()[2];
// Check slide 1 is as expected
assertEquals(256, s1._getSheetNumber());
assertEquals(3, s1._getSheetRefId()); // no notes on master
assertEquals(1, s1.getSlideNumber());
// Check slide 2 is as expected (was re-ordered from 3)
assertEquals(258, s2._getSheetNumber());
assertEquals(5, s2._getSheetRefId()); // no notes on slide
assertEquals(2, s2.getSlideNumber());
// Check slide 3 is as expected (was re-ordered from 2)
assertEquals(257, s3._getSheetNumber());
assertEquals(4, s3._getSheetRefId()); // no notes on slide
assertEquals(3, s3.getSlideNumber());
// Put 3 in place of 1
// (1 -> 2, 2 -> 3)
ss_three.reorderSlide(3, 1);
// Write out, and read back in
ByteArrayOutputStream baos = new ByteArrayOutputStream();
hss_three.write(baos);
ByteArrayInputStream bais = new ByteArrayInputStream(baos.toByteArray());
HSLFSlideShow hss_read = new HSLFSlideShow(bais);
SlideShow ss_read = new SlideShow(hss_read);
// Check it still has 3 slides
assertEquals(3, ss_read.getSlides().length);
// And check it's as expected
Slide _s1 = ss_read.getSlides()[0];
Slide _s2 = ss_read.getSlides()[1];
Slide _s3 = ss_read.getSlides()[2];
// 1 --> 3
assertEquals(s1._getSheetNumber(), _s3._getSheetNumber());
assertEquals(s1._getSheetRefId(), _s3._getSheetRefId());
assertEquals(1, s1.getSlideNumber());
// 2nd slide is not updated
assertEquals(s2._getSheetNumber(), _s2._getSheetNumber());
assertEquals(s2._getSheetRefId(), _s2._getSheetRefId());
assertEquals(2, s2.getSlideNumber());
// 3 --> 1
assertEquals(s3._getSheetNumber(), _s1._getSheetNumber());
assertEquals(s3._getSheetRefId(), _s1._getSheetRefId());
assertEquals(3, s3.getSlideNumber());
}
}