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
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
|
<?php
/**
* @group Media
*/
class PNGHandlerTest extends MediaWikiMediaTestCase {
/** @var PNGHandler */
protected $handler;
protected function setUp(): void {
parent::setUp();
$this->handler = new PNGHandler();
}
/**
* @return array Expected metadata for a broken file. This tests backwards
* compatibility with existing DB rows, so can't be changed.
*/
private function brokenFile() {
return [ '_error' => '0' ];
}
/**
* @covers PNGHandler::getSizeAndMetadata
*/
public function testInvalidFile() {
$res = $this->handler->getSizeAndMetadata( null, $this->filePath . '/README' );
$this->assertEquals(
[
'metadata' => $this->brokenFile()
],
$res );
}
/**
* @param string $filename Basename of the file to check
* @param bool $expected Expected result.
* @dataProvider provideIsAnimated
* @covers PNGHandler::isAnimatedImage
*/
public function testIsAnimanted( $filename, $expected ) {
$file = $this->dataFile( $filename, 'image/png' );
$actual = $this->handler->isAnimatedImage( $file );
$this->assertEquals( $expected, $actual );
}
public static function provideIsAnimated() {
return [
[ 'Animated_PNG_example_bouncing_beach_ball.png', true ],
[ '1bit-png.png', false ],
];
}
/**
* @param string $filename
* @param int $expected Total image area
* @dataProvider provideGetImageArea
* @covers PNGHandler::getImageArea
*/
public function testGetImageArea( $filename, $expected ) {
$file = $this->dataFile( $filename, 'image/png' );
$actual = $this->handler->getImageArea( $file );
$this->assertEquals( $expected, $actual );
}
public static function provideGetImageArea() {
return [
[ '1bit-png.png', 2500 ],
[ 'greyscale-png.png', 2500 ],
[ 'Png-native-test.png', 126000 ],
[ 'Animated_PNG_example_bouncing_beach_ball.png', 10000 ],
];
}
/**
* @param string $metadata Serialized metadata
* @param int $expected One of the class constants of PNGHandler
* @dataProvider provideIsMetadataValid
* @covers PNGHandler::isFileMetadataValid
*/
public function testIsFileMetadataValid( $metadata, $expected ) {
$actual = $this->handler->isFileMetadataValid( $this->getMockFileWithMetadata( $metadata ) );
$this->assertEquals( $expected, $actual );
}
public function provideIsMetadataValid() {
return [
[ '0', PNGHandler::METADATA_GOOD ],
[ '', PNGHandler::METADATA_BAD ],
[ 'a:0:{}', PNGHandler::METADATA_BAD ],
[ 'Something invalid!', PNGHandler::METADATA_BAD ],
[
'a:6:{s:10:"frameCount";i:0;s:9:"loopCount";i:1;s:8:"duration";d:0;s:8:"bitDepth";i:8;s:9:"colorType";s:10:"truecolour";s:8:"metadata";a:1:{s:15:"_MW_PNG_VERSION";i:1;}}',
PNGHandler::METADATA_GOOD
],
];
// phpcs:enable
}
/**
* @param string $filename
* @param string $expected Serialized array
* @dataProvider provideGetSizeAndMetadata
* @covers PNGHandler::getSizeAndMetadata
*/
public function testGetSizeAndMetadata( $filename, $expected ) {
$file = $this->dataFile( $filename, 'image/png' );
$actual = $this->handler->getSizeAndMetadata( $file, "$this->filePath/$filename" );
$this->assertEquals( $expected, $actual );
}
public static function provideGetSizeAndMetadata() {
return [
[
'rgb-na-png.png',
[
'width' => 50,
'height' => 50,
'bits' => 8,
'metadata' => [
'frameCount' => 0,
'loopCount' => 1,
'duration' => 0.0,
'bitDepth' => 8,
'colorType' => 'truecolour',
'metadata' => [
'_MW_PNG_VERSION' => 1,
],
],
],
],
[
'xmp.png',
[
'width' => 50,
'height' => 50,
'bits' => 1,
'metadata' => [
'frameCount' => 0,
'loopCount' => 1,
'duration' => 0.0,
'bitDepth' => 1,
'colorType' => 'index-coloured',
'metadata' => [
'SerialNumber' => '123456789',
'_MW_PNG_VERSION' => 1,
],
]
]
],
];
}
/**
* @param string $filename
* @param array $expected Expected standard metadata
* @dataProvider provideGetIndependentMetaArray
* @covers PNGHandler::getCommonMetaArray
*/
public function testGetIndependentMetaArray( $filename, $expected ) {
$file = $this->dataFile( $filename, 'image/png' );
$actual = $this->handler->getCommonMetaArray( $file );
$this->assertEquals( $expected, $actual );
}
public static function provideGetIndependentMetaArray() {
return [
[ 'rgb-na-png.png', [] ],
[ 'xmp.png',
[
'SerialNumber' => '123456789',
]
],
];
}
/**
* @param string $filename
* @param float $expectedLength
* @dataProvider provideGetLength
* @covers PNGHandler::getLength
*/
public function testGetLength( $filename, $expectedLength ) {
$file = $this->dataFile( $filename, 'image/png' );
$actualLength = $file->getLength();
$this->assertEqualsWithDelta( $expectedLength, $actualLength, 0.00001 );
}
public function provideGetLength() {
return [
[ 'Animated_PNG_example_bouncing_beach_ball.png', 1.5 ],
[ 'Png-native-test.png', 0.0 ],
[ 'greyscale-png.png', 0.0 ],
[ '1bit-png.png', 0.0 ],
];
}
}
|
