1
|
|
|
<?php |
2
|
|
|
|
3
|
|
|
namespace Liip\ImagineBundle\Tests\Filter; |
4
|
|
|
|
5
|
|
|
use Liip\ImagineBundle\Imagine\Filter\Loader\AutoRotateFilterLoader; |
6
|
|
|
use Liip\ImagineBundle\Tests\AbstractTest; |
7
|
|
|
|
8
|
|
|
/** |
9
|
|
|
* Test cases for RotateFilterLoader class. |
10
|
|
|
* Depending on the EXIF value checks whether rotate and flip are called. |
11
|
|
|
* |
12
|
|
|
* @covers Liip\ImagineBundle\Imagine\Filter\Loader\AutoRotateFilterLoader |
13
|
|
|
*/ |
14
|
|
|
class AutoRotateFilterLoaderTest extends AbstractTest |
15
|
|
|
{ |
16
|
|
|
private $orientationKey = 'exif.Orientation'; |
17
|
|
|
|
18
|
|
|
/** |
19
|
|
|
* Starts a test with expected results. |
20
|
|
|
* |
21
|
|
|
* @param $exifValue {String} The exif value to be returned by the metadata mock. |
22
|
|
|
* @param $expectCallRotateValue {null|number} The expected rotation value, null if no rotation is expected. |
23
|
|
|
* @param $expectCallFlip {Boolean} True if a horizontal flip is expected, false otherwise. |
24
|
|
|
*/ |
25
|
|
|
private function loadExif($exifValue, $expectCallRotateValue, $expectCallFlip) |
26
|
|
|
{ |
27
|
|
|
$loader = new AutoRotateFilterLoader(); |
28
|
|
|
|
29
|
|
|
// Mocks the image and makes it use the fake meta data. |
30
|
|
|
$image = $this->getMockImage(); |
31
|
|
|
|
32
|
|
|
if (method_exists('Imagine\Image\ImageInterface', 'metadata')) { |
33
|
|
|
// Mocks the metadata and makes it return the expected exif value for the rotation. |
34
|
|
|
// If $exifValue is null, it means the image doesn't contain any metadata. |
35
|
|
|
$metaData = $this->getMockMetaData(); |
36
|
|
|
|
37
|
|
|
$metaData |
38
|
|
|
->expects($this->atLeastOnce()) |
39
|
|
|
->method('offsetGet') |
40
|
|
|
->willReturn($exifValue); |
41
|
|
|
|
42
|
|
|
if ($exifValue && $exifValue > '1' && $exifValue <= 8) { |
43
|
|
|
$metaData |
44
|
|
|
->expects($this->once()) |
45
|
|
|
->method('offsetSet') |
46
|
|
|
->with($this->orientationKey, '1'); |
47
|
|
|
} |
48
|
|
|
|
49
|
|
|
$image |
50
|
|
|
->expects($this->atLeastOnce()) |
51
|
|
|
->method('metadata') |
52
|
|
|
->willReturn($metaData); |
53
|
|
|
} else { |
54
|
|
|
$jpg = file_get_contents(__DIR__.'/../../../Fixtures/assets/pixel_1x1_orientation_at_0x30.jpg'); |
55
|
|
|
// The byte with orientation is at offset 0x30 for this image |
56
|
|
|
$jpg[0x30] = chr((int) $exifValue); |
57
|
|
|
|
58
|
|
|
$image |
59
|
|
|
->expects($this->once()) |
60
|
|
|
->method('get') |
61
|
|
|
->with('jpg') |
62
|
|
|
->will($this->returnValue($jpg)); |
63
|
|
|
} |
64
|
|
|
|
65
|
|
|
// Checks that rotate is called with $expectCallRotateValue, or not called at all if $expectCallRotateValue is null. |
66
|
|
|
$image |
67
|
|
|
->expects($expectCallRotateValue !== null ? $this->once() : $this->never()) |
68
|
|
|
->method('rotate') |
69
|
|
|
->with($expectCallRotateValue); |
70
|
|
|
|
71
|
|
|
// Checks that rotate is called if $expectCallFlip is true, not called if $expectCallFlip is false. |
72
|
|
|
$image |
73
|
|
|
->expects($expectCallFlip ? $this->once() : $this->never()) |
74
|
|
|
->method('flipHorizontally'); |
75
|
|
|
|
76
|
|
|
$loader->load($image); |
77
|
|
|
} |
78
|
|
|
|
79
|
|
|
/* |
80
|
|
|
* Possible rotation values |
81
|
|
|
* 1: 0° |
82
|
|
|
* 2: 0° flipped horizontally |
83
|
|
|
* 3: 180° |
84
|
|
|
* 4: 180° flipped horizontally |
85
|
|
|
* 5: 90° flipped horizontally |
86
|
|
|
* 6: 90° |
87
|
|
|
* 7: -90° flipped horizontally |
88
|
|
|
* 8: -90° |
89
|
|
|
* No metadata means no rotation nor flip. |
90
|
|
|
*/ |
91
|
|
|
|
92
|
|
|
/** |
93
|
|
|
* 1: no rotation. |
94
|
|
|
*/ |
95
|
|
|
public function testLoadExif1() |
96
|
|
|
{ |
97
|
|
|
$this->loadExif('1', null, false); |
98
|
|
|
} |
99
|
|
|
|
100
|
|
|
/** |
101
|
|
|
* 2: no rotation flipped horizontally. |
102
|
|
|
*/ |
103
|
|
|
public function testLoadExif2() |
104
|
|
|
{ |
105
|
|
|
$this->loadExif('2', null, true); |
106
|
|
|
} |
107
|
|
|
|
108
|
|
|
/** |
109
|
|
|
* 3: 180°. |
110
|
|
|
*/ |
111
|
|
|
public function testLoadExif3() |
112
|
|
|
{ |
113
|
|
|
$this->loadExif('3', 180, false); |
114
|
|
|
} |
115
|
|
|
|
116
|
|
|
/** |
117
|
|
|
* 4: 180° flipped horizontally. |
118
|
|
|
*/ |
119
|
|
|
public function testLoadExif4() |
120
|
|
|
{ |
121
|
|
|
$this->loadExif('4', 180, true); |
122
|
|
|
} |
123
|
|
|
|
124
|
|
|
/** |
125
|
|
|
* 5: 90° flipped horizontally. |
126
|
|
|
*/ |
127
|
|
|
public function testLoadExif5() |
128
|
|
|
{ |
129
|
|
|
$this->loadExif('5', 90, true); |
130
|
|
|
} |
131
|
|
|
|
132
|
|
|
/** |
133
|
|
|
* 6: 90°. |
134
|
|
|
*/ |
135
|
|
|
public function testLoadExif6() |
136
|
|
|
{ |
137
|
|
|
$this->loadExif('6', 90, false); |
138
|
|
|
} |
139
|
|
|
|
140
|
|
|
/** |
141
|
|
|
* 7: -90° flipped horizontally. |
142
|
|
|
*/ |
143
|
|
|
public function testLoadExif7() |
144
|
|
|
{ |
145
|
|
|
$this->loadExif('7', -90, true); |
146
|
|
|
} |
147
|
|
|
|
148
|
|
|
/** |
149
|
|
|
* 8: -90°. |
150
|
|
|
*/ |
151
|
|
|
public function testLoadExif8() |
152
|
|
|
{ |
153
|
|
|
$this->loadExif('8', -90, false); |
154
|
|
|
} |
155
|
|
|
|
156
|
|
|
/** |
157
|
|
|
* Theoretically Orientation is `short` (uint16), so it could be anything |
158
|
|
|
* from [0; 65535]. |
159
|
|
|
* |
160
|
|
|
* @expectedException \Imagine\Exception\InvalidArgumentException |
161
|
|
|
*/ |
162
|
|
|
public function testLoadExifInvalid() |
163
|
|
|
{ |
164
|
|
|
$this->loadExif('10', null, false); |
165
|
|
|
} |
166
|
|
|
|
167
|
|
|
/** |
168
|
|
|
* No rotation info: no rotation nor flip. |
169
|
|
|
*/ |
170
|
|
|
public function testLoadExifNull() |
171
|
|
|
{ |
172
|
|
|
$this->loadExif(null, null, false); |
173
|
|
|
} |
174
|
|
|
} |
175
|
|
|
|