tests/phpunit/includes/libs/ParamValidator/TypeDef/FloatDefTest.php

   1 <?php
   2
   3 namespace Wikimedia\ParamValidator\TypeDef;
   4
   5 use Wikimedia\ParamValidator\SimpleCallbacks;
   6 use Wikimedia\ParamValidator\ValidationException;
   7
   8 /**
   9  * @covers Wikimedia\ParamValidator\TypeDef\FloatDef
  10  */
  11 class FloatDefTest extends TypeDefTestCase {
  12
  13         protected static $testClass = FloatDef::class;
  14
  15         public function provideValidate() {
  16                 return [
  17                         [ '123', 123.0 ],
  18                         [ '123.4', 123.4 ],
  19                         [ '0.4', 0.4 ],
  20                         [ '.4', 0.4 ],
  21
  22                         [ '+123', 123.0 ],
  23                         [ '+123.4', 123.4 ],
  24                         [ '+0.4', 0.4 ],
  25                         [ '+.4', 0.4 ],
  26
  27                         [ '-123', -123.0 ],
  28                         [ '-123.4', -123.4 ],
  29                         [ '-.4', -0.4 ],
  30                         [ '-.4', -0.4 ],
  31
  32                         [ '123e5', 12300000.0 ],
  33                         [ '123E5', 12300000.0 ],
  34                         [ '123.4e+5', 12340000.0 ],
  35                         [ '123E5', 12300000.0 ],
  36                         [ '-123.4e-5', -0.001234 ],
  37                         [ '.4E-5', 0.000004 ],
  38
  39                         [ '0', 0 ],
  40                         [ '000000', 0 ],
  41                         [ '0000.0000', 0 ],
  42                         [ '000001.0002000000', 1.0002 ],
  43                         [ '1e0', 1 ],
  44                         [ '1e-0000', 1 ],
  45                         [ '1e+00010', 1e10 ],
  46
  47                         'Weird, but ok' => [ '-0', 0 ],
  48                         'Underflow is ok' => [ '1e-9999', 0 ],
  49
  50                         'Empty decimal part' => [ '1.', new ValidationException( 'test', '1.', [], 'badfloat', [] ) ],
  51                         'Bad sign' => [ ' 1', new ValidationException( 'test', ' 1', [], 'badfloat', [] ) ],
  52                         'Comma as decimal separator or thousands grouping?'
  53                                 => [ '1,234', new ValidationException( 'test', '1,234', [], 'badfloat', [] ) ],
  54                         'U+2212 minus' => [ '−1', new ValidationException( 'test', '−1', [], 'badfloat', [] ) ],
  55                         'Overflow' => [ '1e9999', new ValidationException( 'test', '1e9999', [], 'notfinite', [] ) ],
  56                         'Overflow, -INF'
  57                                 => [ '-1e9999', new ValidationException( 'test', '-1e9999', [], 'notfinite', [] ) ],
  58                         'Bogus value' => [ 'foo', new ValidationException( 'test', 'foo', [], 'badfloat', [] ) ],
  59                         'Bogus value (2)' => [ '123f4', new ValidationException( 'test', '123f4', [], 'badfloat', [] ) ],
  60                         'Newline' => [ "123\n", new ValidationException( 'test', "123\n", [], 'badfloat', [] ) ],
  61                 ];
  62         }
  63
  64         public function provideStringifyValue() {
  65                 $digits = defined( 'PHP_FLOAT_DIG' ) ? PHP_FLOAT_DIG : 15;
  66
  67                 return [
  68                         [ 1.2, '1.2' ],
  69                         [ 10 / 3, '3.' . str_repeat( '3', $digits - 1 ) ],
  70                         [ 1e100, '1.0e+100' ],
  71                         [ 6.022e-23, '6.022e-23' ],
  72                 ];
  73         }
  74
  75         /** @dataProvider provideLocales */
  76         public function testStringifyValue_localeWeirdness( $locale ) {
  77                 static $cats = [ LC_ALL, LC_MONETARY, LC_NUMERIC ];
  78
  79                 $curLocales = [];
  80                 foreach ( $cats as $c ) {
  81                         $curLocales[$c] = setlocale( $c, '0' );
  82                         if ( $curLocales[$c] === false ) {
  83                                 $this->markTestSkipped( 'Locale support is unavailable' );
  84                         }
  85                 }
  86                 try {
  87                         foreach ( $cats as $c ) {
  88                                 if ( setlocale( $c, $locale ) === false ) {
  89                                         $this->markTestSkipped( "Locale \"$locale\" is unavailable" );
  90                                 }
  91                         }
  92
  93                         $typeDef = $this->getInstance( new SimpleCallbacks( [] ), [] );
  94                         $this->assertSame( '123456.789', $typeDef->stringifyValue( 'test', 123456.789, [], [] ) );
  95                         $this->assertSame( '-123456.789', $typeDef->stringifyValue( 'test', -123456.789, [], [] ) );
  96                         $this->assertSame( '1.0e+20', $typeDef->stringifyValue( 'test', 1e20, [], [] ) );
  97                         $this->assertSame( '1.0e-20', $typeDef->stringifyValue( 'test', 1e-20, [], [] ) );
  98                 } finally {
  99                         foreach ( $curLocales as $c => $v ) {
 100                                 setlocale( $c, $v );
 101                         }
 102                 }
 103         }
 104
 105         public function provideLocales() {
 106                 return [
 107                         // May as well test these.
 108                         [ 'C' ],
 109                         [ 'C.UTF-8' ],
 110
 111                         // Some hopefullt-common locales with decimal_point = ',' and thousands_sep = '.'
 112                         [ 'de_DE' ],
 113                         [ 'de_DE.utf8' ],
 114                         [ 'es_ES' ],
 115                         [ 'es_ES.utf8' ],
 116
 117                         // This one, on my system at least, has decimal_point as U+066B.
 118                         [ 'ps_AF' ],
 119                 ];
 120         }
 121
 122 }