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
|
/*
* Copyright 2002-2017 Drew Noakes
*
* Licensed 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.
*
* More information about this project is available at:
*
* https://drewnoakes.com/code/exif/
* https://github.com/drewnoakes/metadata-extractor
*/
package com.drew.metadata;
import com.drew.metadata.exif.ExifIFD0Directory;
import com.drew.metadata.exif.ExifSubIFDDirectory;
import com.drew.metadata.exif.ExifThumbnailDirectory;
import org.junit.Test;
import java.util.ArrayList;
import java.util.Collection;
import java.util.List;
import static org.junit.Assert.*;
/**
* JUnit test case for class Metadata.
*
* @author Drew Noakes https://drewnoakes.com
*/
public class MetadataTest
{
@Test
public void testGetDirectoryWhenNotExists()
{
assertNull(new Metadata().getFirstDirectoryOfType(ExifSubIFDDirectory.class));
}
@Test
public void testHasErrors() throws Exception
{
ExifSubIFDDirectory directory = new ExifSubIFDDirectory();
directory.addError("Test Error 1");
Metadata metadata = new Metadata();
assertFalse(metadata.hasErrors());
metadata.addDirectory(directory);
assertTrue(metadata.hasErrors());
}
@Test
public void testToString()
{
Metadata metadata = new Metadata();
assertEquals("Metadata (0 directories)", metadata.toString());
metadata.addDirectory(new ExifIFD0Directory());
assertEquals("Metadata (1 directory)", metadata.toString());
metadata.addDirectory(new ExifSubIFDDirectory());
assertEquals("Metadata (2 directories)", metadata.toString());
}
@Test
public void testOrderOfSameType()
{
Metadata metadata = new Metadata();
Directory directory2 = new ExifSubIFDDirectory();
Directory directory3 = new ExifSubIFDDirectory();
Directory directory1 = new ExifSubIFDDirectory();
metadata.addDirectory(directory1);
metadata.addDirectory(directory2);
metadata.addDirectory(directory3);
Collection<ExifSubIFDDirectory> directories = metadata.getDirectoriesOfType(ExifSubIFDDirectory.class);
assertNotNull(directories);
assertEquals(3, directories.size());
assertSame(directory1, directories.toArray()[0]);
assertSame(directory2, directories.toArray()[1]);
assertSame(directory3, directories.toArray()[2]);
}
@Test
public void testOrderOfDifferentTypes()
{
Metadata metadata = new Metadata();
Directory directory1 = new ExifSubIFDDirectory();
Directory directory2 = new ExifThumbnailDirectory();
Directory directory3 = new ExifIFD0Directory();
metadata.addDirectory(directory1);
metadata.addDirectory(directory2);
metadata.addDirectory(directory3);
List<Directory> directories = new ArrayList<Directory>();
for (Directory directory : metadata.getDirectories()) {
directories.add(directory);
}
assertEquals(3, directories.size());
assertSame(directory1, directories.toArray()[0]);
assertSame(directory2, directories.toArray()[1]);
assertSame(directory3, directories.toArray()[2]);
}
}
|
