| /* ==================================================================== |
| 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.poifs.property; |
| |
| import static org.junit.jupiter.api.Assertions.assertEquals; |
| import static org.junit.jupiter.api.Assertions.assertFalse; |
| import static org.junit.jupiter.api.Assertions.assertTrue; |
| |
| import java.io.ByteArrayOutputStream; |
| import java.io.IOException; |
| import java.util.Arrays; |
| |
| import org.apache.poi.hpsf.DocumentSummaryInformation; |
| import org.apache.poi.hpsf.SummaryInformation; |
| import org.apache.poi.poifs.storage.RawDataUtil; |
| import org.apache.poi.util.LocaleUtil; |
| import org.junit.jupiter.api.Test; |
| |
| /** |
| * Class to test DocumentProperty functionality |
| */ |
| final class TestDocumentProperty { |
| |
| @Test |
| void testConstructor() throws IOException { |
| // test with short name, small file |
| verifyProperty("foo", 1234); |
| |
| // test with just long enough name, small file |
| verifyProperty("A.really.long.long.long.name123", 2345); |
| |
| // test with longer name, just small enough file |
| verifyProperty("A.really.long.long.long.name1234", 4095); |
| |
| // test with just long enough file |
| verifyProperty("A.really.long.long.long.name123", 4096); |
| } |
| |
| @Test |
| void testReadingConstructor() throws IOException { |
| String[] hexData = { |
| "52 00 6F 00 6F 00 74 00 20 00 45 00 6E 00 74 00 72 00 79 00 00 00 00 00 00 00 00 00 00 00 00 00", |
| "00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00", |
| "16 00 05 01 FF FF FF FF FF FF FF FF 02 00 00 00 20 08 02 00 00 00 00 00 C0 00 00 00 00 00 00 46", |
| "00 00 00 00 00 00 00 00 00 00 00 00 C0 5C E8 23 9E 6B C1 01 FE FF FF FF 00 00 00 00 00 00 00 00", |
| "57 00 6F 00 72 00 6B 00 62 00 6F 00 6F 00 6B 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00", |
| "00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00", |
| "12 00 02 01 FF FF FF FF FF FF FF FF FF FF FF FF 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00", |
| "00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 10 00 00 00 00 00 00", |
| "05 00 53 00 75 00 6D 00 6D 00 61 00 72 00 79 00 49 00 6E 00 66 00 6F 00 72 00 6D 00 61 00 74 00", |
| "69 00 6F 00 6E 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00", |
| "28 00 02 01 01 00 00 00 03 00 00 00 FF FF FF FF 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00", |
| "00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 08 00 00 00 00 10 00 00 00 00 00 00", |
| "05 00 44 00 6F 00 63 00 75 00 6D 00 65 00 6E 00 74 00 53 00 75 00 6D 00 6D 00 61 00 72 00 79 00", |
| "49 00 6E 00 66 00 6F 00 72 00 6D 00 61 00 74 00 69 00 6F 00 6E 00 00 00 00 00 00 00 00 00 00 00", |
| "38 00 02 01 FF FF FF FF FF FF FF FF FF FF FF FF 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00", |
| "00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 10 00 00 00 00 10 00 00 00 00 00 00", |
| }; |
| byte[] input = RawDataUtil.decode(hexData); |
| |
| verifyReadingProperty(1, input, 128, "Workbook"); |
| verifyReadingProperty(2, input, 256, SummaryInformation.DEFAULT_STREAM_NAME); |
| verifyReadingProperty(3, input, 384, DocumentSummaryInformation.DEFAULT_STREAM_NAME); |
| } |
| |
| private void verifyReadingProperty(int index, byte[] input, int offset, String name) |
| throws IOException { |
| DocumentProperty property = new DocumentProperty(index, input, |
| offset); |
| ByteArrayOutputStream stream = new ByteArrayOutputStream(128); |
| byte[] expected = Arrays.copyOfRange(input, offset, offset+128); |
| property.writeData(stream); |
| byte[] output = stream.toByteArray(); |
| |
| assertEquals(128, output.length); |
| for (int j = 0; j < 128; j++) { |
| assertEquals(expected[ j ], output[ j ], "mismatch at offset " + j); |
| } |
| assertEquals(index, property.getIndex()); |
| assertEquals(name, property.getName()); |
| } |
| |
| private void verifyProperty(String name, int size) throws IOException { |
| DocumentProperty property = new DocumentProperty(name, size); |
| |
| if (size >= 4096) |
| { |
| assertFalse(property.shouldUseSmallBlocks()); |
| } |
| else |
| { |
| assertTrue(property.shouldUseSmallBlocks()); |
| } |
| byte[] testblock = new byte[ 128 ]; |
| int index = 0; |
| |
| for (; index < 0x40; index++) |
| { |
| testblock[ index ] = ( byte ) 0; |
| } |
| int limit = Math.min(31, name.length()); |
| |
| testblock[ index++ ] = ( byte ) (2 * (limit + 1)); |
| testblock[ index++ ] = ( byte ) 0; |
| testblock[ index++ ] = ( byte ) 2; |
| testblock[ index++ ] = ( byte ) 1; |
| for (; index < 0x50; index++) |
| { |
| testblock[ index ] = ( byte ) 0xFF; |
| } |
| for (; index < 0x78; index++) |
| { |
| testblock[ index ] = ( byte ) 0; |
| } |
| int sz = size; |
| |
| testblock[ index++ ] = ( byte ) sz; |
| sz /= 256; |
| testblock[ index++ ] = ( byte ) sz; |
| sz /= 256; |
| testblock[ index++ ] = ( byte ) sz; |
| sz /= 256; |
| testblock[ index++ ] = ( byte ) sz; |
| for (; index < 0x80; index++) |
| { |
| testblock[ index ] = ( byte ) 0x0; |
| } |
| byte[] name_bytes = name.getBytes(LocaleUtil.CHARSET_1252); |
| |
| for (index = 0; index < limit; index++) |
| { |
| testblock[ index * 2 ] = name_bytes[ index ]; |
| } |
| ByteArrayOutputStream stream = new ByteArrayOutputStream(512); |
| |
| property.writeData(stream); |
| byte[] output = stream.toByteArray(); |
| |
| assertEquals(testblock.length, output.length); |
| for (int j = 0; j < testblock.length; j++) |
| { |
| assertEquals(testblock[ j ], output[ j ], "mismatch at offset " + j); |
| } |
| } |
| } |