161 lines
4.5 KiB
Java
161 lines
4.5 KiB
Java
/* ====================================================================
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Licensed to the Apache Software Foundation (ASF) under one or more
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contributor license agreements. See the NOTICE file distributed with
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this work for additional information regarding copyright ownership.
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The ASF licenses this file to You under the Apache License, Version 2.0
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(the "License"); you may not use this file except in compliance with
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the License. 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.hwpf;
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import java.util.List;
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import junit.framework.TestCase;
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import org.apache.poi.hwpf.model.PicturesTable;
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import org.apache.poi.hwpf.usermodel.Picture;
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import org.apache.poi.POIDataSamples;
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/**
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* Test picture support in HWPF
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* @author nick
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*/
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public final class TestHWPFPictures extends TestCase {
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private String docAFile;
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private String docBFile;
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private String docCFile;
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private String docDFile;
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private String imgAFile;
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private String imgBFile;
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private String imgCFile;
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private String imgDFile;
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protected void setUp() {
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docAFile = "testPictures.doc";
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docBFile = "two_images.doc";
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docCFile = "vector_image.doc";
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docDFile = "GaiaTest.doc";
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imgAFile = "simple_image.jpg";
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imgBFile = "simple_image.png";
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imgCFile = "vector_image.emf";
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imgDFile = "GaiaTestImg.png";
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}
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/**
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* Test just opening the files
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*/
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public void testOpen() {
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HWPFTestDataSamples.openSampleFile(docAFile);
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HWPFTestDataSamples.openSampleFile(docBFile);
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}
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/**
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* Test that we have the right numbers of images in each file
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*/
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public void testImageCount() {
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HWPFDocument docA = HWPFTestDataSamples.openSampleFile(docAFile);
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HWPFDocument docB = HWPFTestDataSamples.openSampleFile(docBFile);
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assertNotNull(docA.getPicturesTable());
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assertNotNull(docB.getPicturesTable());
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PicturesTable picA = docA.getPicturesTable();
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PicturesTable picB = docB.getPicturesTable();
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List<Picture> picturesA = picA.getAllPictures();
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List<Picture> picturesB = picB.getAllPictures();
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assertEquals(7, picturesA.size());
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assertEquals(2, picturesB.size());
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}
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/**
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* Test that we have the right images in at least one file
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*/
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public void testImageData() {
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HWPFDocument docB = HWPFTestDataSamples.openSampleFile(docBFile);
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PicturesTable picB = docB.getPicturesTable();
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List<Picture> picturesB = picB.getAllPictures();
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assertEquals(2, picturesB.size());
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Picture pic1 = picturesB.get(0);
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Picture pic2 = picturesB.get(1);
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assertNotNull(pic1);
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assertNotNull(pic2);
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// Check the same
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byte[] pic1B = readFile(imgAFile);
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byte[] pic2B = readFile(imgBFile);
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assertEquals(pic1B.length, pic1.getContent().length);
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assertEquals(pic2B.length, pic2.getContent().length);
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assertBytesSame(pic1B, pic1.getContent());
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assertBytesSame(pic2B, pic2.getContent());
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}
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/**
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* Test that compressed image data is correctly returned.
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*/
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public void testCompressedImageData() {
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HWPFDocument docC = HWPFTestDataSamples.openSampleFile(docCFile);
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PicturesTable picC = docC.getPicturesTable();
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List<Picture> picturesC = picC.getAllPictures();
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assertEquals(1, picturesC.size());
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Picture pic = picturesC.get(0);
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assertNotNull(pic);
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// Check the same
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byte[] picBytes = readFile(imgCFile);
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assertEquals(picBytes.length, pic.getContent().length);
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assertBytesSame(picBytes, pic.getContent());
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}
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/**
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* Pending the missing files being uploaded to
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* bug #44937
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*/
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public void BROKENtestEscherDrawing() {
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HWPFDocument docD = HWPFTestDataSamples.openSampleFile(docDFile);
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List<Picture> allPictures = docD.getPicturesTable().getAllPictures();
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assertEquals(1, allPictures.size());
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Picture pic = allPictures.get(0);
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assertNotNull(pic);
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byte[] picD = readFile(imgDFile);
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assertEquals(picD.length, pic.getContent().length);
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assertBytesSame(picD, pic.getContent());
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}
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private void assertBytesSame(byte[] a, byte[] b) {
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assertEquals(a.length, b.length);
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for(int i=0; i<a.length; i++) {
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assertEquals(a[i],b[i]);
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}
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}
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private static byte[] readFile(String file) {
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return POIDataSamples.getDocumentInstance().readFile(file);
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}
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}
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