tests/phpunit/languages/utils/CLDRPluralRuleEvaluatorTest.php

   1 <?php
   2 /**
   3  * @author Niklas Laxström
   4  * @file
   5  */
   6
   7 /**
   8  * @covers CLDRPluralRuleEvaluator
   9  */
  10 class CLDRPluralRuleEvaluatorTest extends MediaWikiTestCase {
  11         /**
  12          * @dataProvider validTestCases
  13          */
  14         function testValidRules( $expected, $rules, $number, $comment ) {
  15                 $result = CLDRPluralRuleEvaluator::evaluate( $number, (array)$rules );
  16                 $this->assertEquals( $expected, $result, $comment );
  17         }
  18
  19         /**
  20          * @dataProvider invalidTestCases
  21          * @expectedException CLDRPluralRuleError
  22          */
  23         function testInvalidRules( $rules, $comment ) {
  24                 CLDRPluralRuleEvaluator::evaluate( 1, (array)$rules );
  25         }
  26
  27         function validTestCases() {
  28                 $tests = array(
  29                         # expected, rule, number, comment
  30                         array( 0, 'n is 1', 1, 'integer number and is' ),
  31                         array( 0, 'n is 1', "1", 'string integer number and is' ),
  32                         array( 0, 'n is 1', 1.0, 'float number and is' ),
  33                         array( 0, 'n is 1', "1.0", 'string float number and is' ),
  34                         array( 1, 'n is 1', 1.1, 'float number and is' ),
  35                         array( 1, 'n is 1', 2, 'float number and is' ),
  36
  37                         array( 0, 'n in 1,3,5', 3, '' ),
  38                         array( 1, 'n not in 1,3,5', 5, '' ),
  39
  40                         array( 1, 'n in 1,3,5', 2, '' ),
  41                         array( 0, 'n not in 1,3,5', 4, '' ),
  42
  43                         array( 0, 'n in 1..3', 2, '' ),
  44                         array( 0, 'n in 1..3', 3, 'in is inclusive' ),
  45                         array( 1, 'n in 1..3', 0, '' ),
  46
  47                         array( 1, 'n not in 1..3', 2, '' ),
  48                         array( 1, 'n not in 1..3', 3, 'in is inclusive' ),
  49                         array( 0, 'n not in 1..3', 0, '' ),
  50
  51                         array( 1, 'n is not 1 and n is not 2 and n is not 3', 1, 'and relation' ),
  52                         array( 0, 'n is not 1 and n is not 2 and n is not 4', 3, 'and relation' ),
  53
  54                         array( 0, 'n is not 1 or n is 1', 1, 'or relation' ),
  55                         array( 1, 'n is 1 or n is 2', 3, 'or relation' ),
  56
  57                         array( 0, 'n              is      1', 1, 'extra whitespace' ),
  58
  59                         array( 0, 'n mod 3 is 1', 7, 'mod' ),
  60                         array( 0, 'n mod 3 is not 1', 4.3, 'mod with floats' ),
  61
  62                         array( 0, 'n within 1..3', 2, 'within with integer' ),
  63                         array( 0, 'n within 1..3', 2.5, 'within with float' ),
  64                         array( 0, 'n in 1..3', 2, 'in with integer' ),
  65                         array( 1, 'n in 1..3', 2.5, 'in with float' ),
  66
  67                         array( 0, 'n in 3 or n is 4 and n is 5', 3, 'and binds more tightly than or' ),
  68                         array( 1, 'n is 3 or n is 4 and n is 5', 4, 'and binds more tightly than or' ),
  69
  70                         array( 0, 'n mod 10 in 3..4,9 and n mod 100 not in 10..19,70..79,90..99', 24, 'breton rule' ),
  71                         array( 1, 'n mod 10 in 3..4,9 and n mod 100 not in 10..19,70..79,90..99', 25, 'breton rule' ),
  72
  73                         array( 0, 'n within 0..2 and n is not 2', 0, 'french rule' ),
  74                         array( 0, 'n within 0..2 and n is not 2', 1, 'french rule' ),
  75                         array( 0, 'n within 0..2 and n is not 2', 1.2, 'french rule' ),
  76                         array( 1, 'n within 0..2 and n is not 2', 2, 'french rule' ),
  77
  78                         array( 1, 'n in 3..10,13..19', 2, 'scottish rule - ranges with comma' ),
  79                         array( 0, 'n in 3..10,13..19', 4, 'scottish rule - ranges with comma' ),
  80                         array( 1, 'n in 3..10,13..19', 12.999, 'scottish rule - ranges with comma' ),
  81                         array( 0, 'n in 3..10,13..19', 13, 'scottish rule - ranges with comma' ),
  82
  83                         array( 0, '5 mod 3 is n', 2, 'n as result of mod - no need to pass' ),
  84
  85                         # Revision 33 new operand examples
  86                         # expected, rule, number, comment
  87                         array( 0, 'i is 1', '1.00', 'new operand i' ),
  88                         array( 0, 'v is 2', '1.00', 'new operand v' ),
  89                         array( 0, 'w is 0', '1.00', 'new operand w' ),
  90                         array( 0, 'f is 0', '1.00', 'new operand f' ),
  91                         array( 0, 't is 0', '1.00', 'new operand t' ),
  92
  93                         array( 0, 'i is 1', '1.30', 'new operand i' ),
  94                         array( 0, 'v is 2', '1.30', 'new operand v' ),
  95                         array( 0, 'w is 1', '1.30', 'new operand w' ),
  96                         array( 0, 'f is 30', '1.30', 'new operand f' ),
  97                         array( 0, 't is 3', '1.30', 'new operand t' ),
  98
  99                         array( 0, 'i is 1', '1.03', 'new operand i' ),
 100                         array( 0, 'v is 2', '1.03', 'new operand v' ),
 101                         array( 0, 'w is 2', '1.03', 'new operand w' ),
 102                         array( 0, 'f is 3', '1.03', 'new operand f' ),
 103                         array( 0, 't is 3', '1.03', 'new operand t' ),
 104
 105                         # Revision 33 new operator aliases
 106                         # expected, rule, number, comment
 107                         array( 0, 'n % 3 is 1', 7, 'new % operator' ),
 108                         array( 0, 'n = 1,3,5', 3, 'new = operator' ),
 109                         array( 1, 'n != 1,3,5', 5, 'new != operator' ),
 110
 111                         # Revision 33 samples
 112                         # expected, rule, number, comment
 113                         array( 0, 'n in 1,3,5@integer 3~10, 103~110, 1003, … @decimal 3.0, 4.0, 5.0, 6.0, 7.0, 8.0, 9.0, 10.0, 103.0, 1003.0, …', 3, 'samples' ),
 114
 115                         # Revision 33 some test cases from CLDR
 116                         array( 0, 'i = 1 and v = 0 or i = 0 and t = 1', '0.1', 'pt one' ),
 117                         array( 0, 'i = 1 and v = 0 or i = 0 and t = 1', '0.01', 'pt one' ),
 118                         array( 0, 'i = 1 and v = 0 or i = 0 and t = 1', '0.10', 'pt one' ),
 119                         array( 0, 'i = 1 and v = 0 or i = 0 and t = 1', '0.010', 'pt one' ),
 120                         array( 0, 'i = 1 and v = 0 or i = 0 and t = 1', '0.100', 'pt one' ),
 121                         array( 1, 'i = 1 and v = 0 or i = 0 and t = 1', '0.0', 'pt other' ),
 122                         array( 1, 'i = 1 and v = 0 or i = 0 and t = 1', '0.2', 'pt other' ),
 123                         array( 1, 'i = 1 and v = 0 or i = 0 and t = 1', '10.0', 'pt other' ),
 124                         array( 1, 'i = 1 and v = 0 or i = 0 and t = 1', '100.0', 'pt other' ),
 125                         array( 0, 'v = 0 and i % 10 = 2..4 and i % 100 != 12..14 or f % 10 = 2..4 and f % 100 != 12..14', '2', 'bs few' ),
 126                         array( 0, 'v = 0 and i % 10 = 2..4 and i % 100 != 12..14 or f % 10 = 2..4 and f % 100 != 12..14', '4', 'bs few' ),
 127                         array( 0, 'v = 0 and i % 10 = 2..4 and i % 100 != 12..14 or f % 10 = 2..4 and f % 100 != 12..14', '22', 'bs few' ),
 128                         array( 0, 'v = 0 and i % 10 = 2..4 and i % 100 != 12..14 or f % 10 = 2..4 and f % 100 != 12..14', '102', 'bs few' ),
 129                         array( 0, 'v = 0 and i % 10 = 2..4 and i % 100 != 12..14 or f % 10 = 2..4 and f % 100 != 12..14', '0.2', 'bs few' ),
 130                         array( 0, 'v = 0 and i % 10 = 2..4 and i % 100 != 12..14 or f % 10 = 2..4 and f % 100 != 12..14', '0.4', 'bs few' ),
 131                         array( 0, 'v = 0 and i % 10 = 2..4 and i % 100 != 12..14 or f % 10 = 2..4 and f % 100 != 12..14', '10.2', 'bs few' ),
 132                         array( 1, 'v = 0 and i % 10 = 2..4 and i % 100 != 12..14 or f % 10 = 2..4 and f % 100 != 12..14', '10.0', 'bs other' ),
 133
 134                 );
 135
 136                 return $tests;
 137         }
 138
 139         function invalidTestCases() {
 140                 $tests = array(
 141                         array( 'n mod mod 5 is 1', 'mod mod' ),
 142                         array( 'n', 'just n' ),
 143                         array( 'n is in 5', 'is in' ),
 144                 );
 145
 146                 return $tests;
 147         }
 148 }