1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
|
/*
* 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.hssf.usermodel;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.FileNotFoundException;
import java.io.InputStream;
import junit.framework.TestCase;
import org.apache.poi.hssf.HSSFTestDataSamples;
import org.apache.poi.poifs.filesystem.POIFSFileSystem;
/**
* Tests for how HSSFWorkbook behaves with XLS files
* with a WORKBOOK or BOOK directory entry (instead of
* the more usual, Workbook)
*/
public final class TestNonStandardWorkbookStreamNames extends TestCase {
private String xlsA = "WORKBOOK_in_capitals.xls";
private String xlsB = "BOOK_in_capitals.xls";
/**
* Test that we can open a file with WORKBOOK
*/
public void testOpenWORKBOOK() throws Exception {
InputStream is = HSSFTestDataSamples.openSampleFileStream(xlsA);
POIFSFileSystem fs = new POIFSFileSystem(is);
// Ensure that we have a WORKBOOK entry
fs.getRoot().getEntry("WORKBOOK");
// And a summary
fs.getRoot().getEntry("\005SummaryInformation");
assertTrue(true);
// But not a Workbook one
try {
fs.getRoot().getEntry("Workbook");
fail();
} catch(FileNotFoundException e) {}
// Try to open the workbook
HSSFWorkbook wb = new HSSFWorkbook(fs);
}
/**
* Test that we can open a file with BOOK
*/
public void testOpenBOOK() throws Exception {
InputStream is = HSSFTestDataSamples.openSampleFileStream(xlsB);
POIFSFileSystem fs = new POIFSFileSystem(is);
// Ensure that we have a BOOK entry
fs.getRoot().getEntry("BOOK");
assertTrue(true);
// But not a Workbook one
try {
fs.getRoot().getEntry("Workbook");
fail();
} catch(FileNotFoundException e) {}
// And not a Summary one
try {
fs.getRoot().getEntry("\005SummaryInformation");
fail();
} catch(FileNotFoundException e) {}
// Try to open the workbook
HSSFWorkbook wb = new HSSFWorkbook(fs);
}
/**
* Test that when we write out, we go back to the correct case
*/
public void testWrite() throws Exception {
for (String file : new String[] {xlsA, xlsB}) {
InputStream is = HSSFTestDataSamples.openSampleFileStream(file);
POIFSFileSystem fs = new POIFSFileSystem(is);
// Open the workbook, not preserving nodes
HSSFWorkbook wb = new HSSFWorkbook(fs);
ByteArrayOutputStream out = new ByteArrayOutputStream();
wb.write(out);
// Check now
ByteArrayInputStream in = new ByteArrayInputStream(out.toByteArray());
POIFSFileSystem fs2 = new POIFSFileSystem(in);
// Check that we have the new entries
fs2.getRoot().getEntry("Workbook");
try {
fs2.getRoot().getEntry("BOOK");
fail();
} catch(FileNotFoundException e) {}
try {
fs2.getRoot().getEntry("WORKBOOK");
fail();
} catch(FileNotFoundException e) {}
// And it can be opened
HSSFWorkbook wb2 = new HSSFWorkbook(fs2);
}
}
/**
* Test that when we write out preserving nodes, we go back to the
* correct case
*/
public void testWritePreserve() throws Exception {
InputStream is = HSSFTestDataSamples.openSampleFileStream(xlsA);
POIFSFileSystem fs = new POIFSFileSystem(is);
// Open the workbook, not preserving nodes
HSSFWorkbook wb = new HSSFWorkbook(fs,true);
ByteArrayOutputStream out = new ByteArrayOutputStream();
wb.write(out);
// Check now
ByteArrayInputStream in = new ByteArrayInputStream(out.toByteArray());
POIFSFileSystem fs2 = new POIFSFileSystem(in);
// Check that we have the new entries
fs2.getRoot().getEntry("Workbook");
try {
fs2.getRoot().getEntry("WORKBOOK");
fail();
} catch(FileNotFoundException e) {}
// As we preserved, should also have a few other streams
fs2.getRoot().getEntry("\005SummaryInformation");
// And it can be opened
HSSFWorkbook wb2 = new HSSFWorkbook(fs2);
}
}
|
