Test to ensure that when we add slides, we can write them back out and everything behaves
git-svn-id: https://svn.apache.org/repos/asf/jakarta/poi/trunk@395280 13f79535-47bb-0310-9956-ffa450edef68
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Nick Burch
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/* ====================================================================
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Copyright 2002-2004 Apache Software Foundation
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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==================================================================== */
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package org.apache.poi.hslf.usermodel;
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import java.io.ByteArrayInputStream;
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import java.io.ByteArrayOutputStream;
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import junit.framework.TestCase;
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import org.apache.poi.hslf.*;
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import org.apache.poi.hslf.model.*;
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/**
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* Tests that SlideShow adds additional sheets properly
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*
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* @author Nick Burch (nick at torchbox dot com)
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*/
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public class TestAddingSlides extends TestCase {
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// An empty SlideShow
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private HSLFSlideShow hss_empty;
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private SlideShow ss_empty;
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// A SlideShow with one slide
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private HSLFSlideShow hss_one;
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private SlideShow ss_one;
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// A SlideShow with two slides
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private HSLFSlideShow hss_two;
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private SlideShow ss_two;
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/**
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* Create/open the slideshows
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*/
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public void setUp() throws Exception {
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hss_empty = new HSLFSlideShow();
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ss_empty = new SlideShow(hss_empty);
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String dirname = System.getProperty("HSLF.testdata.path");
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String filename = dirname + "/Single_Coloured_Page.ppt";
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hss_one = new HSLFSlideShow(filename);
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ss_one = new SlideShow(hss_one);
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filename = dirname + "/basic_test_ppt_file.ppt";
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hss_two = new HSLFSlideShow(filename);
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ss_two = new SlideShow(hss_two);
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}
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/**
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* Test adding a slide to an empty slideshow
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*/
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public void testAddSlideToEmpty() throws Exception {
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// Doesn't have any slides
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assertEquals(0, ss_empty.getSlides().length);
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// Add one
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Slide slide = ss_empty.createSlide();
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assertEquals(1, ss_empty.getSlides().length);
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assertEquals(256, slide._getSheetNumber());
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assertEquals(3, slide._getSheetRefId());
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assertEquals(1, slide.getSlideNumber());
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// Write out, and read back in
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ByteArrayOutputStream baos = new ByteArrayOutputStream();
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hss_empty.write(baos);
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ByteArrayInputStream bais = new ByteArrayInputStream(baos.toByteArray());
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HSLFSlideShow hss_read = new HSLFSlideShow(bais);
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SlideShow ss_read = new SlideShow(hss_read);
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// Check it now has a slide
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assertEquals(1, ss_read.getSlides().length);
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// And check it's as expected
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slide = ss_read.getSlides()[0];
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assertEquals(256, slide._getSheetNumber());
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assertEquals(3, slide._getSheetRefId());
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assertEquals(1, slide.getSlideNumber());
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}
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/**
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* Test adding a slide to an existing slideshow
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*/
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public void testAddSlideToExisting() throws Exception {
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// Has one slide
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assertEquals(1, ss_one.getSlides().length);
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Slide s1 = ss_one.getSlides()[0];
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// Check slide 1 is as expected
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assertEquals(256, s1._getSheetNumber());
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assertEquals(3, s1._getSheetRefId());
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assertEquals(1, s1.getSlideNumber());
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// Add a second one
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Slide s2 = ss_one.createSlide();
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assertEquals(2, ss_one.getSlides().length);
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assertEquals(257, s2._getSheetNumber());
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assertEquals(4, s2._getSheetRefId());
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assertEquals(2, s2.getSlideNumber());
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// Write out, and read back in
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ByteArrayOutputStream baos = new ByteArrayOutputStream();
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hss_one.write(baos);
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ByteArrayInputStream bais = new ByteArrayInputStream(baos.toByteArray());
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HSLFSlideShow hss_read = new HSLFSlideShow(bais);
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SlideShow ss_read = new SlideShow(hss_read);
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// Check it now has two slides
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assertEquals(2, ss_read.getSlides().length);
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// And check it's as expected
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s1 = ss_read.getSlides()[0];
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s2 = ss_read.getSlides()[1];
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assertEquals(256, s1._getSheetNumber());
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assertEquals(3, s1._getSheetRefId());
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assertEquals(1, s1.getSlideNumber());
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assertEquals(257, s2._getSheetNumber());
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assertEquals(4, s2._getSheetRefId());
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assertEquals(2, s2.getSlideNumber());
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}
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/**
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* Test adding a slide to an existing slideshow,
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* with two slides already
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*/
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public void testAddSlideToExisting2() throws Exception {
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// Has two slides
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assertEquals(2, ss_two.getSlides().length);
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Slide s1 = ss_two.getSlides()[0];
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Slide s2 = ss_two.getSlides()[1];
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// Check slide 1 is as expected
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assertEquals(256, s1._getSheetNumber());
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assertEquals(4, s1._getSheetRefId()); // master has notes
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assertEquals(1, s1.getSlideNumber());
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// Check slide 2 is as expected
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assertEquals(257, s2._getSheetNumber());
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assertEquals(6, s2._getSheetRefId()); // master and 1 have notes
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assertEquals(2, s2.getSlideNumber());
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// Add a third one
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Slide s3 = ss_two.createSlide();
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assertEquals(3, ss_two.getSlides().length);
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assertEquals(258, s3._getSheetNumber());
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assertEquals(8, s3._getSheetRefId()); // lots of notes before us
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assertEquals(3, s3.getSlideNumber());
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// Write out, and read back in
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ByteArrayOutputStream baos = new ByteArrayOutputStream();
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hss_two.write(baos);
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ByteArrayInputStream bais = new ByteArrayInputStream(baos.toByteArray());
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HSLFSlideShow hss_read = new HSLFSlideShow(bais);
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SlideShow ss_read = new SlideShow(hss_read);
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// Check it now has three slides
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assertEquals(3, ss_read.getSlides().length);
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// And check it's as expected
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s1 = ss_read.getSlides()[0];
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s2 = ss_read.getSlides()[1];
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s3 = ss_read.getSlides()[2];
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assertEquals(256, s1._getSheetNumber());
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assertEquals(4, s1._getSheetRefId());
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assertEquals(1, s1.getSlideNumber());
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assertEquals(257, s2._getSheetNumber());
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assertEquals(6, s2._getSheetRefId());
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assertEquals(2, s2.getSlideNumber());
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assertEquals(258, s3._getSheetNumber());
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assertEquals(8, s3._getSheetRefId());
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assertEquals(3, s3.getSlideNumber());
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}
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}
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