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/* ====================================================================
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.chunks;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertNull;
import static org.junit.Assert.assertTrue;
import org.junit.Test;
public final class TestChunks {
public static final byte[] data_a = new byte[] { 70, 0, 0, 0,
-1, -1, -1, -1, 2, 0, 0, 0, 68, 0, 0, 0, 0, 0, 0, 68, 0, 0, 0, 0, 0,
0, 0, 2, 0, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
-1, -1, -1, -1, -1, -1, -1, -1, -1, 0, 0, 0, 0, -1, -1, -1, -1, 0, 0, 0,
0, -1, -1, -1, -1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 104, 0, 0, 0, 0, 0, 0, 0, 3, 0, 0,
0, 36, 0, 0, 0, 1, 0, 84, 24, 0, 0, 0, 12, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 3, 0, 0, 0, 3, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0,
0, 0, 2, 0, 0, 0, 0, 0, 0, 0, -110, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-124, 0, 0, 0, 2, 0, 85, 73, 0, 0, 0, 0, 0, 0, -56, 63, 73, 0, 0, 0,
0, 0, 0, -64, 63, 63, 0, 0, 0, 0, 0, 0, -64, 63, 63, 0, 0, 0, 0, 0, 0,
-64, -65, 73, 0, 0, 0, 0, 0, 0, -16, 63, 73, 0, 0, 0, 0, 0, 0, -16, 63,
4, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 80,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -16, 63, 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, -1, 3, 0, 0, 32, 0, 0, 0, 0, 0, -73, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0,
79, 0, 0, 0, 2, 0, 85, 32, 32, 64, 0, 0, 0, 0, 0, 0, 0, 0, 64, 0, 0, 0,
0, 0, 0, 0, 0, 64, 0, 0, 0, 0, 0, 0, 0, 0, 64, 0, 0, 0, 0, 0, 0, 0, 0,
8, 8, 65, 0, 0, 0, 0, 0, 0, 0, 0, 65, 0, 0, 0, 0, 0, 0, 0, 0, 64, 0, 0,
0, 0, 0, 0, 0, 0, 64, 0, 0, 0, 0, 0, 0, 0, 0, 1, -13, 15, 0, 0, 0, 0,
-56, 0, 0, 0, 2, 0, 0, 0, 0, 0, 0, 0, 72, 0, 0, 0, 2, 0, 85, 63, 0, 0,
0, 0, 0, 0, -48, 63, 63, 0, 0, 0, 0, 0, 0, -48, 63, 63, 0, 0, 0, 0, 0,
0, -48, 63, 63, 0, 0, 0, 0, 0, 0, -48, 63, 0, 0, 0, 0, 0, 0, -16, 63,
0, 0, 0, 0, 0, 0, -16, 63, 1, 0, 1, 0, 0, 0, 0, 0, 7, 0, 0, 0, 0, 0, 0,
0, 1, -1, 15, 7, 0, 0, 0, 0, 101, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, 0, 28,
0, 0, 0, 1, 0, 84, 24, 0, 0, 0, 4, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 1, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-125, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 10, 0, 0, 0, 2, 0, 85, 5, 0, 0,
0, 72, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0
};
public static final byte[] data_b = new byte[] { 70, 0, 0, 0,
-1, -1, -1, -1, 3, 0, 0, 0, 68, 0, 0, 0, 0, 0, 0, 68, 0, 0, 0, 0, 0,
0, 0, 2, 0, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, 0, 0, 0, 0, -1, -1, -1, -1,
0, 0, 0, 0, -1, -1, -1, -1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 3, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 104, 0, 0, 0, 0, 0, 0,
0, 2, 0, 0, 0, 32, 0, 0, 0, 1, 0, 84, 24, 0, 0, 0, 8, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 2, 0, 0, 0, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 1, 0, 0, 0, 0, 0, 0, 0, -110, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -124,
0, 0, 0, 2, 0, 85, 63, 0, 0, 0, 0, 0, 0, 33, 64, 63, 0, 0, 0, 0, 0, 0,
38, 64, 63, 0, 0, 0, 0, 0, 0, -64, 63, 63, 0, 0, 0, 0, 0, 0, -64, -65,
73, 0, 0, 0, 0, 0, 0, -16, 63, 73, 0, 0, 0, 0, 0, 0, -16, 63, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 80, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -16, 63, 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, -1, 3,
0, 4, 32, 0, 0, 0, 0, 0, -56, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 72, 0, 0,
0, 2, 0, 85, 63, 0, 0, 0, 0, 0, 0, -48, 63, 63, 0, 0, 0, 0, 0, 0, -48,
63, 63, 0, 0, 0, 0, 0, 0, -48, 63, 63, 0, 0, 0, 0, 0, 0, -48, 63, 0, 0,
0, 0, 0, 0, -16, 63, 0, 0, 0, 0, 0, 0, -16, 63, 1, 0, 1, 0, 0, 1, 1, 0,
7, 0, 0, 0, 0, 0, 0, 0, 1, -1, 15, 7, 0, 0, 0, 0, 101, 0, 0, 0, 1, 0, 0,
0, 1, 0, 0, 0, 28, 0, 0, 0, 1, 0, 84, 24, 0, 0, 0, 4, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, -125, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 10, 0, 0, 0, 2, 0,
85, 5, 0, 0, 0, 78, 0, 0, 0, 0, 0, 0, 0, 0, 0, -55, 0, 0, 0, 2, 0, 0, 0,
0, 0, 0, 0, -122, 0, 0, 0, 1, 0, 80, 1, 0, 0, 0, 60, 0, 0, 0, 60, 0, 0,
0, 5, 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, 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
};
@Test
public void testChunkHeaderA() throws Exception {
ChunkHeader h =
ChunkHeader.createChunkHeader(11, data_a, 0);
assertTrue(h instanceof ChunkHeaderV11);
ChunkHeaderV11 header = (ChunkHeaderV11)h;
assertEquals(70, header.getType());
assertEquals(-1, header.getId());
assertEquals(2, header.getUnknown1());
assertEquals(68, header.getLength());
assertEquals(0, header.getUnknown2());
assertEquals(0, header.getUnknown3());
assertTrue(header.hasTrailer());
assertTrue(header.hasSeparator());
}
@Test
public void testChunkHeaderB() throws Exception {
ChunkHeader h =
ChunkHeader.createChunkHeader(11, data_b, 0);
assertTrue(h instanceof ChunkHeaderV11);
ChunkHeaderV11 header = (ChunkHeaderV11)h;
assertEquals(70, header.getType());
assertEquals(-1, header.getId());
assertEquals(3, header.getUnknown1());
assertEquals(68, header.getLength());
assertEquals(0, header.getUnknown2());
assertEquals(0, header.getUnknown3());
assertTrue(header.hasTrailer());
assertTrue(header.hasSeparator());
}
@Test
public void testOneChunk() throws Exception {
ChunkFactory cf = new ChunkFactory(11);
cf.createChunk(data_a, 0);
cf.createChunk(data_b, 0);
Chunk chunk = cf.createChunk(data_a, 0);
assertNotNull(chunk.getHeader());
assertNotNull(chunk.getTrailer());
assertNotNull(chunk.getSeparator());
// Should be 19 + length + 8 + 4 big
assertEquals(68, chunk.getHeader().getLength());
assertEquals(68+19+8+4, chunk.getOnDiskSize());
// Type is 70, or 0x46
assertEquals(70, chunk.getHeader().getType());
assertEquals(0x46, chunk.getHeader().getType());
// Should have two virtual chunk commands, a
// 10 (page sheet) and an 18
assertEquals(2, chunk.commandDefinitions.length);
assertEquals(0, chunk.getCommands().length);
assertEquals(10, chunk.commandDefinitions[0].getType());
assertEquals(0, chunk.commandDefinitions[0].getOffset());
assertEquals("PageSheet", chunk.commandDefinitions[0].getName());
assertEquals(18, chunk.commandDefinitions[1].getType());
assertEquals(0, chunk.commandDefinitions[1].getOffset());
assertEquals("0", chunk.commandDefinitions[1].getName());
}
@Test
public void testAnotherChunk() throws Exception {
ChunkFactory cf = new ChunkFactory(11);
// Go for the 2nd chunk in the stream
int offset = 0;
Chunk chunk = cf.createChunk(data_b, offset);
offset += chunk.getOnDiskSize();
chunk = cf.createChunk(data_b, offset);
assertNotNull(chunk.getHeader());
assertNotNull(chunk.getTrailer());
assertNotNull(chunk.getSeparator());
// Should be 19 + length + 8 + 4 big
assertEquals(32, chunk.getHeader().getLength());
assertEquals(32+19+8+4, chunk.getOnDiskSize());
// Type is 104, or 0x68
assertEquals(104, chunk.getHeader().getType());
assertEquals(0x68, chunk.getHeader().getType());
// Should have two virtual chunk commands, a
// 10 (Unknown) and an 18
assertEquals(2, chunk.commandDefinitions.length);
assertEquals(0, chunk.getCommands().length);
assertEquals(10, chunk.commandDefinitions[0].getType());
assertEquals(0, chunk.commandDefinitions[0].getOffset());
assertEquals("PropList", chunk.commandDefinitions[0].getName());
assertEquals(18, chunk.commandDefinitions[1].getType());
assertEquals(0, chunk.commandDefinitions[1].getOffset());
assertEquals("0", chunk.commandDefinitions[1].getName());
}
@Test
public void testManyChunks() throws Exception {
ChunkFactory cf = new ChunkFactory(11);
Chunk chunk;
int offset = 0;
chunk = cf.createChunk(data_a, offset);
assertNotNull(chunk.getHeader());
assertNotNull(chunk.getTrailer());
assertNotNull(chunk.getSeparator());
offset += chunk.getOnDiskSize();
chunk = cf.createChunk(data_a, offset);
assertNotNull(chunk.getHeader());
assertNotNull(chunk.getTrailer());
assertNotNull(chunk.getSeparator());
offset += chunk.getOnDiskSize();
// Has a separator but no trailer
chunk = cf.createChunk(data_a, offset);
assertNotNull(chunk.getHeader());
assertNull(chunk.getTrailer());
assertNotNull(chunk.getSeparator());
offset += chunk.getOnDiskSize();
chunk = cf.createChunk(data_a, offset);
assertNotNull(chunk.getHeader());
assertNull(chunk.getTrailer());
assertNotNull(chunk.getSeparator());
offset += chunk.getOnDiskSize();
chunk = cf.createChunk(data_a, offset);
assertNotNull(chunk.getHeader());
assertNull(chunk.getTrailer());
assertNotNull(chunk.getSeparator());
offset += chunk.getOnDiskSize();
}
}
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