| /* ==================================================================== |
| 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.streams; |
| |
| import org.apache.poi.hdgf.pointers.Pointer; |
| |
| public final class TestStreamBasics extends StreamTest { |
| /** The header from when compressedStream is decompressed */ |
| public static final byte[] compressedStreamDCHeader = new byte[] { |
| -60, 2, 0, 0 |
| }; |
| public static final byte[] compressedStream = new byte[] { |
| 123, -60, 2, -21, -16, 1, 0, 0, -72, -13, -16, 78, -32, -5, 1, |
| 0, 3, -21, -16, 10, 5, 4, -21, -16, 21, 9, -21, -16, 103, -21, |
| -16, 34, -36, -1, 52, 15, 70, 15, 120, 88, 15, -7, -2, -28, -9, |
| -123, 21, 0, 44, -122, 1, -4, 104, 15, -24, -13, 40, -98, 32, |
| 78, 102, -67, -1, -2, -30, 64, 40, -67, -113, -73, 116, -98, |
| -85, 2, 66, 123, 9, 109, -85, 2, -89, 14, -56, -69, -83, -79, |
| -34, -3, 120, 110, 75, -9, -10, 20, -6, -25, -12, 22, -21, -16, |
| -12, -81, 67, 1, -128, -70, -21, -16, 84, -21, -16, 70, 0, 23, |
| -21, -16, 76, 47, -40, 79, 1, -44, -21, -16, 32, 3, 18, 12, 17, |
| -43, -68, 17, 16, -8, 21, 22, -1, -21, -16, -84, -1, -35, 79, |
| -9, -10, 96, 0, 46, -21, -16, 44, -39, -41, 79, 1, 119, -13, |
| -16, -106, -13, -16, 84, 0, 125, 26, -21, -16, 68, -38, 79, 1, |
| 17, 10, 0, -97, 50, 10, 0, 0, -42, -108, 15, 118, 31, 0, -3, 29, |
| -21, -16, -100, -25, 79, 1, -18, 97, -36, 76, 16, -21, -16, 86, |
| 0, 36, -5, 1, -5, 79, 63, 1, -124, 98, 0, 0, 28, 3, 20, -34, -3, |
| 125, 33, -21, -16, 100, -4, 79, 1, -92, -91, 16, -22, 24, 19, 41, |
| -21, -16, -44, -59, 16, 108, 100, 0, -21, 0, 71, -105, 18, 39, 85, |
| 17, -3, 79, 1, 95, -108, 113, 0, 0, 104, 3, 18, 49, 49, 17, -1, 64, |
| 85, 1, 0, 114, 0, 0, -93, -36, -21, -16, 100, 31, 0, 0, -40, -21, |
| -16, -92, 66, 127, 85, 1, 98, 119, 0, 0, -48, 79, 18, -3, 50, -17, |
| 1, 67, 85, 1, 81, -127, 0, -41, 0, 14, 6, 4, 17, 63, -63, 17, 68, |
| 85, -65, 1, 30, -120, 0, 0, 42, 79, 18, 68, 126, -21, -16, -76, 69, |
| 85, 1, 102, -119, 72, 37, 0, 97, 33 }; |
| public static final byte[] uncompressedStream = new byte[] { |
| 0, 1, 0, 0, -72, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 1, 0, 3, 0, 0, 0, 3, 0, 0, 0, 3, 0, 0, 0, 4, 0, 0, |
| 0, 9, 0, 0, 0, 103, 0, 0, 0, 34, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, |
| -123, 21, 0, 44, -123, 21, 0, 44, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 40, -98, 32, 78, 102, -67, |
| -2, -30, 64, 40, -67, -113, -73, 116, -67, -2, -30, 64, 40, 66, |
| 123, 9, 109, -67, -2, -30, 64, 40, -98, 32, 78, 102, -67, -2, -30, |
| 64, 40, -67, -113, -73, 116, -67, -2, -30, 64, -56, -83, -79, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 120, 110, 75, 1, 0, 0, 0, |
| 0, 0, 0, 0, 0, 20, 0, 0, 0, 0, 0, 0, 0, 22, 0, 0, 0, -12, -81, 67, |
| 1, -128, 0, 0, 0, 84, 0, 0, 0, 70, 0, 23, 0, 0, 0, 76, -40, 79, 1, |
| -44, 0, 0, 0, 32, 0, 0, 0, 84, 0, 23, 0, 0, 0, -68, -40, 79, 1, -8, |
| 0, 0, 0, 32, 0, 0, 0, 84, 0, -1, 0, 0, 0, -84, -1, 79, 1, 0, 0, 0, |
| 0, 0, 0, 0, 0, 96, 0, 46, 0, 0, 0, 44, -39, 79, 1, 119, 1, 0, 0, |
| -106, 1, 0, 0, 84, 0, 26, 0, 0, 0, 68, -38, 79, 1, 17, 3, 0, 0, |
| 50, 10, 0, 0, -42, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, |
| 29, 0, 0, 0, -100, -25, 79, 1, -18, 97, 0, 0, -106, 0, 0, 0, 86, 0, |
| 36, 0, 0, 0, -12, -5, 79, 1, -124, 98, 0, 0, 28, 0, 0, 0, 84, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 33, 0, 0, 0, 100, |
| -4, 79, 1, -92, 98, 0, 0, 32, 0, 0, 0, 84, 0, 41, 0, 0, 0, -44, -4, |
| 79, 1, 108, 100, 0, 0, 71, 0, 0, 0, 86, 0, 39, 0, 0, 0, 68, -3, 79, |
| 1, -108, 113, 0, 0, 104, 0, 0, 0, 84, 0, 49, 0, 0, 0, -84, 64, 85, |
| 1, 0, 114, 0, 0, -93, 0, 0, 0, -42, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, 0, -40, 0, 0, 0, -92, 66, 85, 1, 98, 119, |
| 0, 0, -48, 1, 0, 0, 84, 0, 50, 0, 0, 0, 20, 67, 85, 1, 81, -127, |
| 0, 0, 14, 6, 0, 0, 84, 0, 63, 0, 0, 0, 100, 68, 85, 1, 30, -120, |
| 0, 0, 42, 1, 0, 0, 84, 0, 68, 0, 0, 0, -76, 69, 85, 1, 102, -119, |
| 0, 0, 42, 1, 0, 0, 84, 0, 0, 0, 0, 0 |
| }; |
| |
| public void testCompressedStream() { |
| // Create a fake pointer |
| Pointer ptr = new TestPointer(true, 0, compressedStream.length, -1, (short)-1); |
| // Now the stream |
| Stream stream = Stream.createStream(ptr, compressedStream, null, null); |
| |
| // Check |
| assertNotNull(stream.getPointer()); |
| assertNotNull(stream.getStore()); |
| assertTrue(stream.getStore() instanceof StreamStore); |
| assertTrue(stream.getStore() instanceof CompressedStreamStore); |
| assertTrue(stream instanceof UnknownStream); |
| |
| // Check the stream store |
| CompressedStreamStore ss = (CompressedStreamStore)stream.getStore(); |
| assertEquals(4, ss._getBlockHeader().length); |
| assertEquals(compressedStream.length, ss._getCompressedContents().length); |
| assertEquals(uncompressedStream.length, ss.getContents().length); |
| |
| for(int i=0; i<uncompressedStream.length; i++) { |
| assertEquals(uncompressedStream[i], ss.getContents()[i]); |
| } |
| } |
| |
| public void testUncompressedStream() { |
| // Create a fake pointer |
| Pointer ptr = new TestPointer(false, 0, uncompressedStream.length, -1, (short)-1); |
| // Now the stream |
| Stream stream = Stream.createStream(ptr, uncompressedStream, null, null); |
| |
| // Check |
| assertNotNull(stream.getPointer()); |
| assertNotNull(stream.getStore()); |
| assertTrue(stream.getStore() instanceof StreamStore); |
| assertFalse(stream.getStore() instanceof CompressedStreamStore); |
| assertTrue(stream instanceof UnknownStream); |
| } |
| } |