hphp/test/zend/bad/ext-standard-array/rsort_variation2.php

   1 <?php
   2 /* Prototype  : bool rsort(array &$array_arg [, int $sort_flags])
   3  * Description: Sort an array in reverse order
   4  * Source code: ext/standard/array.c
   5  */
   6
   7 /*
   8  * Pass different data types as $sort_flags argument to rsort() to test behaviour
   9  * Where possible, 'SORT_NUMERIC' has been entered as a string value
  10  */
  11
  12 echo "*** Testing rsort() : variation ***\n";
  13
  14 // Initialise function arguments not being substituted
  15 $array_arg = array (1, 5, 2, 3, 1);
  16
  17 //get an unset variable
  18 $unset_var = 10;
  19 unset ($unset_var);
  20
  21 // get a class
  22 class classA
  23 {
  24   public function __toString() {
  25     return "SORT_NUMERIC";
  26   }
  27 }
  28
  29 // heredoc string
  30 $heredoc = <<<EOT
  31 SORT_NUMERIC
  32 EOT;
  33
  34 // get a resource variable
  35 $fp = fopen(__FILE__, "r");
  36
  37 // unexpected values to be passed to $sort_flags argument
  38 $inputs = array(
  39
  40        // int data
  41 /*1*/  0,
  42        1,
  43        12345,
  44        -2345,
  45
  46        // float data
  47 /*5*/  10.5,
  48        -10.5,
  49        12.3456789000e10,
  50        12.3456789000E-10,
  51        .5,
  52
  53        // null data
  54 /*10*/ NULL,
  55        null,
  56
  57        // boolean data
  58 /*12*/ true,
  59        false,
  60        TRUE,
  61        FALSE,
  62
  63        // empty data
  64 /*16*/ "",
  65        '',
  66
  67        // string data
  68 /*18*/ "SORT_NUMERIC",
  69        'SORT_NUMERIC',
  70        $heredoc,
  71
  72        // object data
  73 /*21*/ new classA(),
  74
  75        // undefined data
  76 /*22*/ @$undefined_var,
  77
  78        // unset data
  79 /*23*/ @$unset_var,
  80
  81        // resource variable
  82 /*24*/ $fp
  83 );
  84
  85 // loop through each element of $inputs to check the behavior of rsort()
  86 $iterator = 1;
  87 foreach($inputs as $input) {
  88   echo "\n-- Iteration $iterator --\n";
  89
  90   //create temporary array in case rsort() works
  91   $temp = $array_arg;
  92
  93   var_dump( rsort($temp, $input) );
  94   var_dump($temp);
  95   $iterator++;
  96
  97   $temp = null;
  98 };
  99
 100 fclose($fp);
 101
 102 echo "Done";
 103 ?>