| /* ==================================================================== |
| 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.hdgf; |
| |
| import junit.framework.TestCase; |
| |
| import org.apache.poi.POIDataSamples; |
| import org.apache.poi.hdgf.extractor.VisioTextExtractor; |
| import org.apache.poi.hdgf.streams.PointerContainingStream; |
| import org.apache.poi.hdgf.streams.TrailerStream; |
| import org.apache.poi.poifs.filesystem.POIFSFileSystem; |
| |
| public final class TestHDGFCore extends TestCase { |
| private static POIDataSamples _dgTests = POIDataSamples.getDiagramInstance(); |
| |
| private POIFSFileSystem fs; |
| private HDGFDiagram hdgf; |
| private VisioTextExtractor textExtractor; |
| |
| @Override |
| protected void setUp() throws Exception { |
| fs = new POIFSFileSystem(_dgTests.openResourceAsStream("Test_Visio-Some_Random_Text.vsd")); |
| } |
| @Override |
| protected void tearDown() throws Exception { |
| if (textExtractor != null) textExtractor.close(); |
| if (hdgf != null) hdgf.close(); |
| } |
| |
| |
| public void testCreate() throws Exception { |
| hdgf = new HDGFDiagram(fs); |
| } |
| |
| public void testTrailer() throws Exception { |
| hdgf = new HDGFDiagram(fs); |
| assertNotNull(hdgf); |
| assertNotNull(hdgf.getTrailerStream()); |
| |
| // Check it has what we'd expect |
| TrailerStream trailer = hdgf.getTrailerStream(); |
| assertEquals(0x8a94, trailer.getPointer().getOffset()); |
| |
| assertNotNull(trailer.getPointedToStreams()); |
| assertEquals(20, trailer.getPointedToStreams().length); |
| |
| assertEquals(20, hdgf.getTopLevelStreams().length); |
| |
| // 9th one should have children |
| assertNotNull(trailer.getPointedToStreams()[8]); |
| assertNotNull(trailer.getPointedToStreams()[8].getPointer()); |
| PointerContainingStream ps8 = (PointerContainingStream) |
| trailer.getPointedToStreams()[8]; |
| assertNotNull(ps8.getPointedToStreams()); |
| assertEquals(8, ps8.getPointedToStreams().length); |
| } |
| |
| /** |
| * Tests that we can open a problematic file, that used to |
| * break with a negative chunk length |
| */ |
| public void testNegativeChunkLength() throws Exception { |
| fs = new POIFSFileSystem(_dgTests.openResourceAsStream("NegativeChunkLength.vsd")); |
| |
| hdgf = new HDGFDiagram(fs); |
| assertNotNull(hdgf); |
| |
| // And another file |
| fs = new POIFSFileSystem(_dgTests.openResourceAsStream("NegativeChunkLength2.vsd")); |
| hdgf = new HDGFDiagram(fs); |
| assertNotNull(hdgf); |
| } |
| |
| /** |
| * Tests that we can open a problematic file that triggers |
| * an ArrayIndexOutOfBoundsException when processing the |
| * chunk commands. |
| * @throws Exception |
| */ |
| public void DISABLEDtestAIOOB() throws Exception { |
| fs = new POIFSFileSystem(_dgTests.openResourceAsStream("44501.vsd")); |
| |
| hdgf = new HDGFDiagram(fs); |
| assertNotNull(hdgf); |
| } |
| |
| public void testV5() throws Exception { |
| fs = new POIFSFileSystem(_dgTests.openResourceAsStream("v5_Connection_Types.vsd")); |
| |
| hdgf = new HDGFDiagram(fs); |
| assertNotNull(hdgf); |
| |
| textExtractor = new VisioTextExtractor(hdgf); |
| String text = textExtractor.getText().replace("\u0000", "").trim(); |
| |
| assertEquals("Static to Static\nDynamic to Static\nDynamic to Dynamic", text); |
| } |
| |
| public void testV6NonUtf16LE() throws Exception { |
| fs = new POIFSFileSystem(_dgTests.openResourceAsStream("v6-non-utf16le.vsd")); |
| |
| hdgf = new HDGFDiagram(fs); |
| assertNotNull(hdgf); |
| |
| textExtractor = new VisioTextExtractor(hdgf); |
| String text = textExtractor.getText().replace("\u0000", "").trim(); |
| |
| assertEquals("Table\n\n\nPropertySheet\n\n\n\nPropertySheetField", text); |
| } |
| |
| public void testUtf16LE() throws Exception { |
| fs = new POIFSFileSystem(_dgTests.openResourceAsStream("Test_Visio-Some_Random_Text.vsd")); |
| |
| hdgf = new HDGFDiagram(fs); |
| assertNotNull(hdgf); |
| |
| textExtractor = new VisioTextExtractor(hdgf); |
| String text = textExtractor.getText().trim(); |
| |
| assertEquals("text\nView\nTest View\nI am a test view\nSome random text, on a page", text); |
| } |
| } |