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
|
<?php
/**
* @covers ::wfBaseConvert
*/
class WfBaseConvertTest extends MediaWikiTestCase {
public static function provideSingleDigitConversions() {
return array(
// 2 3 5 8 10 16 36
array( '0', '0', '0', '0', '0', '0', '0' ),
array( '1', '1', '1', '1', '1', '1', '1' ),
array( '10', '2', '2', '2', '2', '2', '2' ),
array( '11', '10', '3', '3', '3', '3', '3' ),
array( '100', '11', '4', '4', '4', '4', '4' ),
array( '101', '12', '10', '5', '5', '5', '5' ),
array( '110', '20', '11', '6', '6', '6', '6' ),
array( '111', '21', '12', '7', '7', '7', '7' ),
array( '1000', '22', '13', '10', '8', '8', '8' ),
array( '1001', '100', '14', '11', '9', '9', '9' ),
array( '1010', '101', '20', '12', '10', 'a', 'a' ),
array( '1011', '102', '21', '13', '11', 'b', 'b' ),
array( '1100', '110', '22', '14', '12', 'c', 'c' ),
array( '1101', '111', '23', '15', '13', 'd', 'd' ),
array( '1110', '112', '24', '16', '14', 'e', 'e' ),
array( '1111', '120', '30', '17', '15', 'f', 'f' ),
array( '10000', '121', '31', '20', '16', '10', 'g' ),
array( '10001', '122', '32', '21', '17', '11', 'h' ),
array( '10010', '200', '33', '22', '18', '12', 'i' ),
array( '10011', '201', '34', '23', '19', '13', 'j' ),
array( '10100', '202', '40', '24', '20', '14', 'k' ),
array( '10101', '210', '41', '25', '21', '15', 'l' ),
array( '10110', '211', '42', '26', '22', '16', 'm' ),
array( '10111', '212', '43', '27', '23', '17', 'n' ),
array( '11000', '220', '44', '30', '24', '18', 'o' ),
array( '11001', '221', '100', '31', '25', '19', 'p' ),
array( '11010', '222', '101', '32', '26', '1a', 'q' ),
array( '11011', '1000', '102', '33', '27', '1b', 'r' ),
array( '11100', '1001', '103', '34', '28', '1c', 's' ),
array( '11101', '1002', '104', '35', '29', '1d', 't' ),
array( '11110', '1010', '110', '36', '30', '1e', 'u' ),
array( '11111', '1011', '111', '37', '31', '1f', 'v' ),
array( '100000', '1012', '112', '40', '32', '20', 'w' ),
array( '100001', '1020', '113', '41', '33', '21', 'x' ),
array( '100010', '1021', '114', '42', '34', '22', 'y' ),
array( '100011', '1022', '120', '43', '35', '23', 'z' )
);
}
/**
* @dataProvider provideSingleDigitConversions
*/
public function testDigitToBase2( $base2, $base3, $base5, $base8, $base10, $base16, $base36 ) {
$this->assertSame( $base2, wfBaseConvert( $base3, '3', '2' ) );
$this->assertSame( $base2, wfBaseConvert( $base5, '5', '2' ) );
$this->assertSame( $base2, wfBaseConvert( $base8, '8', '2' ) );
$this->assertSame( $base2, wfBaseConvert( $base10, '10', '2' ) );
$this->assertSame( $base2, wfBaseConvert( $base16, '16', '2' ) );
$this->assertSame( $base2, wfBaseConvert( $base36, '36', '2' ) );
}
/**
* @dataProvider provideSingleDigitConversions
*/
public function testDigitToBase3( $base2, $base3, $base5, $base8, $base10, $base16, $base36 ) {
$this->assertSame( $base3, wfBaseConvert( $base2, '2', '3' ) );
$this->assertSame( $base3, wfBaseConvert( $base5, '5', '3' ) );
$this->assertSame( $base3, wfBaseConvert( $base8, '8', '3' ) );
$this->assertSame( $base3, wfBaseConvert( $base10, '10', '3' ) );
$this->assertSame( $base3, wfBaseConvert( $base16, '16', '3' ) );
$this->assertSame( $base3, wfBaseConvert( $base36, '36', '3' ) );
}
/**
* @dataProvider provideSingleDigitConversions
*/
public function testDigitToBase5( $base2, $base3, $base5, $base8, $base10, $base16, $base36 ) {
$this->assertSame( $base5, wfBaseConvert( $base2, '2', '5' ) );
$this->assertSame( $base5, wfBaseConvert( $base3, '3', '5' ) );
$this->assertSame( $base5, wfBaseConvert( $base8, '8', '5' ) );
$this->assertSame( $base5, wfBaseConvert( $base10, '10', '5' ) );
$this->assertSame( $base5, wfBaseConvert( $base16, '16', '5' ) );
$this->assertSame( $base5, wfBaseConvert( $base36, '36', '5' ) );
}
/**
* @dataProvider provideSingleDigitConversions
*/
public function testDigitToBase8( $base2, $base3, $base5, $base8, $base10, $base16, $base36 ) {
$this->assertSame( $base8, wfBaseConvert( $base2, '2', '8' ) );
$this->assertSame( $base8, wfBaseConvert( $base3, '3', '8' ) );
$this->assertSame( $base8, wfBaseConvert( $base5, '5', '8' ) );
$this->assertSame( $base8, wfBaseConvert( $base10, '10', '8' ) );
$this->assertSame( $base8, wfBaseConvert( $base16, '16', '8' ) );
$this->assertSame( $base8, wfBaseConvert( $base36, '36', '8' ) );
}
/**
* @dataProvider provideSingleDigitConversions
*/
public function testDigitToBase10( $base2, $base3, $base5, $base8, $base10, $base16, $base36 ) {
$this->assertSame( $base10, wfBaseConvert( $base2, '2', '10' ) );
$this->assertSame( $base10, wfBaseConvert( $base3, '3', '10' ) );
$this->assertSame( $base10, wfBaseConvert( $base5, '5', '10' ) );
$this->assertSame( $base10, wfBaseConvert( $base8, '8', '10' ) );
$this->assertSame( $base10, wfBaseConvert( $base16, '16', '10' ) );
$this->assertSame( $base10, wfBaseConvert( $base36, '36', '10' ) );
}
/**
* @dataProvider provideSingleDigitConversions
*/
public function testDigitToBase16( $base2, $base3, $base5, $base8, $base10, $base16, $base36 ) {
$this->assertSame( $base16, wfBaseConvert( $base2, '2', '16' ) );
$this->assertSame( $base16, wfBaseConvert( $base3, '3', '16' ) );
$this->assertSame( $base16, wfBaseConvert( $base5, '5', '16' ) );
$this->assertSame( $base16, wfBaseConvert( $base8, '8', '16' ) );
$this->assertSame( $base16, wfBaseConvert( $base10, '10', '16' ) );
$this->assertSame( $base16, wfBaseConvert( $base36, '36', '16' ) );
}
/**
* @dataProvider provideSingleDigitConversions
*/
public function testDigitToBase36( $base2, $base3, $base5, $base8, $base10, $base16, $base36 ) {
$this->assertSame( $base36, wfBaseConvert( $base2, '2', '36' ) );
$this->assertSame( $base36, wfBaseConvert( $base3, '3', '36' ) );
$this->assertSame( $base36, wfBaseConvert( $base5, '5', '36' ) );
$this->assertSame( $base36, wfBaseConvert( $base8, '8', '36' ) );
$this->assertSame( $base36, wfBaseConvert( $base10, '10', '36' ) );
$this->assertSame( $base36, wfBaseConvert( $base16, '16', '36' ) );
}
public function testLargeNumber() {
$this->assertSame( '1100110001111010000000101110100', wfBaseConvert( 'sd89ys', 36, 2 ) );
$this->assertSame( '11102112120221201101', wfBaseConvert( 'sd89ys', 36, 3 ) );
$this->assertSame( '12003102232400', wfBaseConvert( 'sd89ys', 36, 5 ) );
$this->assertSame( '14617200564', wfBaseConvert( 'sd89ys', 36, 8 ) );
$this->assertSame( '1715274100', wfBaseConvert( 'sd89ys', 36, 10 ) );
$this->assertSame( '663d0174', wfBaseConvert( 'sd89ys', 36, 16 ) );
}
public static function provideNumbers() {
$x = array();
$chars = '0123456789abcdefghijklmnopqrstuvwxyz';
for ( $i = 0; $i < 50; $i++ ) {
$base = mt_rand( 2, 36 );
$len = mt_rand( 10, 100 );
$str = '';
for ( $j = 0; $j < $len; $j++ ) {
$str .= $chars[mt_rand( 0, $base - 1 )];
}
$x[] = array( $base, $str );
}
return $x;
}
/**
* @dataProvider provideNumbers
*/
public function testIdentity( $base, $number ) {
$this->assertSame( $number, wfBaseConvert( $number, $base, $base, strlen( $number ) ) );
}
public function testInvalid() {
$this->assertFalse( wfBaseConvert( '101', 1, 15 ) );
$this->assertFalse( wfBaseConvert( '101', 15, 1 ) );
$this->assertFalse( wfBaseConvert( '101', 37, 15 ) );
$this->assertFalse( wfBaseConvert( '101', 15, 37 ) );
$this->assertFalse( wfBaseConvert( 'abcde', 10, 11 ) );
$this->assertFalse( wfBaseConvert( '12930', 2, 10 ) );
$this->assertFalse( wfBaseConvert( '101', 'abc', 15 ) );
$this->assertFalse( wfBaseConvert( '101', 15, 'abc' ) );
}
public function testPadding() {
$number = "10101010101";
$this->assertSame( strlen( $number ) + 5, strlen( wfBaseConvert( $number, 2, 2, strlen( $number ) + 5 ) ) );
$this->assertSame( strlen( $number ), strlen( wfBaseConvert( $number, 2, 2, strlen( $number ) - 5 ) ) );
}
}
|
