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[scuttle] / includes / utf8 / tests / cases / utf8_position.test.php
1 <?php
2 /**
3 * @version $Id: utf8_position.test.php,v 1.1 2006/09/30 22:49:43 harryf Exp $
4 * @package utf8
5 * @subpackage Tests
6 */
7
8 //--------------------------------------------------------------------
9 /**
10 * Includes
11 * @package utf8
12 * @subpackage Tests
13 */
14 require_once(dirname(__FILE__).'/../config.php');
15 require_once UTF8 . '/utils/position.php';
16
17 //--------------------------------------------------------------------
18 /**
19 * @package utf8
20 * @subpackage Tests
21 */
22 class test_utf8_position extends UnitTestCase {
23     
24     function test_ascii_char_to_byte() {
25         $str = 'testing';
26         $this->assertIdentical(utf8_byte_position($str, 3), 3);
27         $this->assertIdentical(utf8_byte_position($str, 3, 4), array(3,4));
28         $this->assertIdentical(utf8_byte_position($str, -1), 0);
29         $this->assertIdentical(utf8_byte_position($str, 8), 7);
30     }
31     
32     function test_multibyte_char_to_byte() {
33         $str = 'Iñtërnâtiônàlizætiøn';
34         $this->assertIdentical(utf8_byte_position($str, 3), 4);
35         $this->assertIdentical(utf8_byte_position($str, 3, 5), array(4,7));
36         $this->assertIdentical(utf8_byte_position($str, -1), 0);
37         $this->assertIdentical(utf8_byte_position($str, 28), 27);
38     }
39     
40     // tests for utf8_locate_current_chr & utf8_locate_next_chr
41     function test_singlebyte(){
42         $tests   = array();
43         
44         // single byte, should return current index
45         $tests[] = array('aaживπά우리をあöä',0,0);
46         $tests[] = array('aaживπά우리をあöä',1,1);
47         
48         foreach($tests as $test){
49             $this->assertIdentical(utf8_locate_current_chr($test[0],$test[1]),$test[2]);
50         }
51         
52         $tests   = array();
53         $tests[] = array('aaживπά우리をあöä',1,1);
54         
55         foreach($tests as $test){
56             $this->assertIdentical(utf8_locate_next_chr($test[0],$test[1]),$test[2]);
57         }
58         
59     }
60     
61     function test_twobyte(){
62         // two byte, should move to boundary, expect even number
63         $tests   = array();
64         $tests[] = array('aaживπά우리をあöä',2,2);
65         $tests[] = array('aaживπά우리をあöä',3,2);
66         $tests[] = array('aaживπά우리をあöä',4,4);
67         
68         foreach($tests as $test){
69             $this->assertIdentical(utf8_locate_current_chr($test[0],$test[1]),$test[2]);
70         }
71         
72         $tests   = array();
73         $tests[] = array('aaживπά우리をあöä',2,2);
74         $tests[] = array('aaживπά우리をあöä',3,4);
75         $tests[] = array('aaживπά우리をあöä',4,4);
76         
77         foreach($tests as $test){
78             $this->assertIdentical(utf8_locate_next_chr($test[0],$test[1]),$test[2]);
79         }
80     }
81
82     function test_threebyte(){
83         // three byte, should move to boundary 10 or 13
84         $tests   = array();
85         $tests[] = array('aaживπά우리をあöä',10,10);
86         $tests[] = array('aaживπά우리をあöä',11,10);
87         $tests[] = array('aaживπά우리をあöä',12,10);
88         $tests[] = array('aaживπά우리をあöä',13,13);
89         
90         foreach($tests as $test){
91             $this->assertIdentical(utf8_locate_current_chr($test[0],$test[1]),$test[2]);
92         }
93         
94         $tests   = array();
95         $tests[] = array('aaживπά우리をあöä',10,10);
96         $tests[] = array('aaживπά우리をあöä',11,13);
97         $tests[] = array('aaживπά우리をあöä',12,13);
98         $tests[] = array('aaживπά우리をあöä',13,13);
99         
100         foreach($tests as $test){
101             $this->assertIdentical(utf8_locate_next_chr($test[0],$test[1]),$test[2]);
102         }
103     }
104
105     function test_bounds(){
106         // bounds checking
107         $tests   = array();
108         $tests[] = array('aaживπά우리をあöä',-2,0);
109         $tests[] = array('aaживπά우리をあöä',128,29);
110         
111         foreach($tests as $test){
112             $this->assertIdentical(utf8_locate_current_chr($test[0],$test[1]),$test[2]);
113         }
114         
115         $tests[] = array('aaживπά우리をあöä',-2,0);
116         $tests[] = array('aaживπά우리をあöä',128,29);
117         
118         foreach($tests as $test){
119             $this->assertIdentical(utf8_locate_next_chr($test[0],$test[1]),$test[2]);
120         }
121     }
122     
123     
124 }
125
126 //--------------------------------------------------------------------
127 /**
128 * @package utf8
129 * @subpackage Tests
130 */
131 if (!defined('TEST_RUNNING')) {
132     define('TEST_RUNNING', true);
133     $test = &new test_utf8_position();
134     $reporter = & getTestReporter();
135     $test->run($reporter);
136 }

Benjamin Mako Hill || Want to submit a patch?