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[github/wallabag/wallabag.git] / vendor / twig / twig / test / Twig / Tests / Extension / CoreTest.php
1 <?php
2
3 /*
4 * This file is part of Twig.
5 *
6 * (c) Fabien Potencier
7 *
8 * For the full copyright and license information, please view the LICENSE
9 * file that was distributed with this source code.
10 */
11
12 class Twig_Tests_Extension_CoreTest extends PHPUnit_Framework_TestCase
13 {
14 /**
15 * @dataProvider getRandomFunctionTestData
16 */
17 public function testRandomFunction($value, $expectedInArray)
18 {
19 $env = new Twig_Environment();
20
21 for ($i = 0; $i < 100; $i++) {
22 $this->assertTrue(in_array(twig_random($env, $value), $expectedInArray, true)); // assertContains() would not consider the type
23 }
24 }
25
26 public function getRandomFunctionTestData()
27 {
28 return array(
29 array( // array
30 array('apple', 'orange', 'citrus'),
31 array('apple', 'orange', 'citrus'),
32 ),
33 array( // Traversable
34 new ArrayObject(array('apple', 'orange', 'citrus')),
35 array('apple', 'orange', 'citrus'),
36 ),
37 array( // unicode string
38 'Ä€é',
39 array('Ä', '€', 'é'),
40 ),
41 array( // numeric but string
42 '123',
43 array('1', '2', '3'),
44 ),
45 array( // integer
46 5,
47 range(0, 5, 1),
48 ),
49 array( // float
50 5.9,
51 range(0, 5, 1),
52 ),
53 array( // negative
54 -2,
55 array(0, -1, -2),
56 ),
57 );
58 }
59
60 public function testRandomFunctionWithoutParameter()
61 {
62 $max = mt_getrandmax();
63
64 for ($i = 0; $i < 100; $i++) {
65 $val = twig_random(new Twig_Environment());
66 $this->assertTrue(is_int($val) && $val >= 0 && $val <= $max);
67 }
68 }
69
70 public function testRandomFunctionReturnsAsIs()
71 {
72 $this->assertSame('', twig_random(new Twig_Environment(), ''));
73 $this->assertSame('', twig_random(new Twig_Environment(null, array('charset' => null)), ''));
74
75 $instance = new stdClass();
76 $this->assertSame($instance, twig_random(new Twig_Environment(), $instance));
77 }
78
79 /**
80 * @expectedException Twig_Error_Runtime
81 */
82 public function testRandomFunctionOfEmptyArrayThrowsException()
83 {
84 twig_random(new Twig_Environment(), array());
85 }
86
87 public function testRandomFunctionOnNonUTF8String()
88 {
89 if (!function_exists('iconv') && !function_exists('mb_convert_encoding')) {
90 $this->markTestSkipped('needs iconv or mbstring');
91 }
92
93 $twig = new Twig_Environment();
94 $twig->setCharset('ISO-8859-1');
95
96 $text = twig_convert_encoding('Äé', 'ISO-8859-1', 'UTF-8');
97 for ($i = 0; $i < 30; $i++) {
98 $rand = twig_random($twig, $text);
99 $this->assertTrue(in_array(twig_convert_encoding($rand, 'UTF-8', 'ISO-8859-1'), array('Ä', 'é'), true));
100 }
101 }
102
103 public function testReverseFilterOnNonUTF8String()
104 {
105 if (!function_exists('iconv') && !function_exists('mb_convert_encoding')) {
106 $this->markTestSkipped('needs iconv or mbstring');
107 }
108
109 $twig = new Twig_Environment();
110 $twig->setCharset('ISO-8859-1');
111
112 $input = twig_convert_encoding('Äé', 'ISO-8859-1', 'UTF-8');
113 $output = twig_convert_encoding(twig_reverse_filter($twig, $input), 'UTF-8', 'ISO-8859-1');
114
115 $this->assertEquals($output, 'éÄ');
116 }
117 }